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As filed with the U.S. Securities and Exchange Commission on October 9, 2025.

Registration No. 333-   

 

 
 

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

 

 

FORM S-1

REGISTRATION STATEMENT

UNDER

THE SECURITIES ACT OF 1933

 

 

EVOMMUNE, INC.

(Exact name of registrant as specified in its charter)

 

 

 

Delaware   2834  

85-0742575

(State or other jurisdiction of

incorporation or organization)

 

(Primary Standard Industrial

Classification Code Number)

 

(I.R.S. Employer

Identification Number)

1841 Page Mill Road, Suite 100

Palo Alto, CA 94304

Telephone: (925) 247-4487

(Address, including zip code, and telephone number, including area code, of registrant’s principal executive offices)

 

 

Luis Peña

President and Chief Executive Officer

Evommune, Inc.

1841 Page Mill Road

Suite 100

Palo Alto, CA 94304

Telephone: (925) 247-4481

(Name, address, including zip code, and telephone number, including area code, of agent for service)

 

 

Copies to:

 

Eric Blanchard

Minkyu Park

Cooley LLP

500 Boylston Street, 14th Floor

Boston, MA 02116

Tel: (617) 937-2300

 

Kyle Carver

Gregory S. Moss

Evommune, Inc.

345 Park Avenue South, 2nd Floor

New York, NY 10010

Tel: (650) 223-7745

 

Brian K. Rosenzweig

Matthew T. Gehl

Michael D. Maline

Mark Edlund

Covington & Burling LLP

30 Hudson Yards

New York, NY 10001-2170

Tel: (212) 841-1000

 

 

Approximate date of commencement of proposed sale to the public: As soon as practicable after the effective date of this registration statement.

If any of the securities being registered on this Form are to be offered on a delayed or continuous basis pursuant to Rule 415 under the Securities Act of 1933 check the following box. ☐

If this Form is filed to register additional securities for an offering pursuant to Rule 462(b) under the Securities Act, check the following box and list the Securities Act registration statement number of the earlier effective registration statement for the same offering. ☐

If this Form is a post-effective amendment filed pursuant to Rule 462(c) under the Securities Act, check the following box and list the Securities Act registration statement number of the earlier effective registration statement for the same offering. ☐

If this Form is a post-effective amendment filed pursuant to Rule 462(d) under the Securities Act, check the following box and list the Securities Act registration statement number of the earlier effective registration statement for the same offering. ☐

Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company, or an emerging growth company. See the definitions of “large accelerated filer,” “accelerated filer,” “smaller reporting company,” and “emerging growth company” in Rule 12b-2 of the Exchange Act.

 

Large accelerated filer  

   Accelerated filer  

Non-accelerated filer  

   Smaller reporting company  

     Emerging growth company  

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 7(a)(2)(B) of the Securities Act. ☐

 

 

The Registrant hereby amends this Registration Statement on such date or dates as may be necessary to delay its effective date until the Registrant shall file a further amendment which specifically states that this Registration Statement shall thereafter become effective in accordance with Section 8(a) of the Securities Act of 1933, as amended, or until the Registration Statement shall become effective on such date as the Securities and Exchange Commission, acting pursuant to said Section 8(a), may determine.

 

 
 


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The information in this preliminary prospectus is not complete and may be changed. We may not sell these securities until the registration statement filed with the Securities and Exchange Commission is effective. This preliminary prospectus is not an offer to sell these securities and it is not soliciting offers to buy these securities in any state or other jurisdiction where the offer or sale is not permitted.

 

PRELIMINARY PROSPECTUS (Subject to Completion)

Issued    , 2025

   Shares

 

 

LOGO

Common Stock

 

 

This is Evommune, Inc.’s initial public offering. We are offering    shares of our common stock.

We expect the initial public offering price to be between $   and $   per share. Currently, no public market exists for shares of our common stock. We have applied to list our common stock on the New York Stock Exchange (“NYSE”) under the symbol “EVMN” and this offering is contingent upon obtaining approval of such listing.

We are an “emerging growth company” and a “smaller reporting company” as defined under the federal securities laws and, as such, will be subject to certain reduced public company reporting requirements for this prospectus and future filings. See “Prospectus Summary—Implications of Being an Emerging Growth Company and a Smaller Reporting Company.”

 

 

PRICE $    A SHARE

 

 

 

      

Per Share

      

Total

 

Initial public offering price

       $              $      

Underwriting discounts and commissions(1)

       $              $      

Proceeds, before expenses, to us

       $              $      
 
(1)

See “Underwriting” for a description of all compensation payable to the underwriters.

At our request, the underwriters have reserved up to  % of the shares offered by this prospectus for sale at the initial public offering price to certain individuals through a directed share program, including our directors, officers, employees and certain other individuals identified by management. See the section titled “Underwriting—Directed Share Program.”

We have granted the underwriters an option for a period of 30 days from the date of this prospectus to purchase an additional     shares of our common stock solely to cover over-allotments, if any.

Investing in our common stock involves risks, including those that are described in the “Risk Factors” section beginning on page 14 of this prospectus.

Neither the Securities and Exchange Commission nor any state securities commission or other regulatory body has approved or disapproved of these securities or determined if this prospectus is truthful or complete. Any representation to the contrary is a criminal offense.

The underwriters expect to deliver the shares of common stock against payment to purchasers on our about      , 2025.

 

 

 

MORGAN STANLEY   LEERINK PARTNERS   EVERCORE ISI   CANTOR

     , 2025


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TABLE OF CONTENTS

 

 

 

 

Through and including      , 2025 (the 25th day after the date of this prospectus), all dealers effecting transactions in our common stock, whether or not participating in this offering, may be required to deliver a prospectus. This delivery requirement is in addition to a dealer’s obligation to deliver a prospectus when acting as an underwriter and with respect to an unsold allotment or subscription.

You should rely only on the information contained in this prospectus and any free writing prospectus that we may provide to you in connection with this offering. We have not, and the underwriters have not, authorized anyone to provide you with any other information other than in this prospectus, and we take no responsibility for, and the underwriters have not taken responsibility for, any other information others may give you. We are not, and the underwriters are not, making an offer to sell these securities in any jurisdiction where the offer or sale is not permitted. The information contained in this prospectus is accurate only as of the date of this prospectus, regardless of the time of delivery of this prospectus or of any sale of our common stock. Our business, financial condition, results of operations and prospects may have changed since that date.

For investors outside the United States: Neither we nor any of the underwriters have done anything that would permit this offering or possession or distribution of this prospectus in any jurisdiction where action for that purpose is required, other than in the United States. You are required to inform yourselves about and to observe any restrictions relating to this offering and the distribution of this prospectus outside of the United States.

This prospectus contains references to our trademarks and to trademarks belonging to other entities. Solely for convenience, trademarks and trade names referred to in this prospectus, including logos, artwork and other visual displays, may appear without the ® or TM symbols, but such references are not intended to indicate, in any way, that the owner will not assert, to the fullest extent under applicable law, its rights. We do not intend our use or display of other companies’ trade names or trademarks to imply a relationship with, or endorsement or sponsorship of us by, any other companies.


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PROSPECTUS SUMMARY

This summary highlights information contained elsewhere in this prospectus and does not contain all of the information that you should consider in making your investment decision. Before investing in our common stock, you should carefully read this entire prospectus, including our financial statements and the related notes included elsewhere in this prospectus. You should also consider, among other things, the matters described in the sections entitled “Risk Factors,” “Special Note Regarding Forward-Looking Statements” and “Management’s Discussion and Analysis of Financial Condition and Results of Operations.” In this prospectus, unless the context requires otherwise, all references to “us,” “our,” “Evommune,” “we,” the “Company” and similar designations refer to Evommune, Inc. and its wholly owned subsidiaries on a consolidated basis.

Overview

Evommune is a clinical-stage biotechnology company developing innovative therapies that target key drivers of chronic inflammatory diseases, with initial clinical development programs focusing on chronic spontaneous urticaria (“CSU”), atopic dermatitis (“AD”) and ulcerative colitis (“UC”). Chronic inflammation is a significant healthcare problem in the world, substantially impacting patients’ quality of life and leading to life-threatening conditions. These conditions, if not prevented, ultimately lead to fatal diseases, such as cardiovascular diseases, diabetes and cancer, which contribute to three out of every five deaths worldwide and result in an estimated $90 billion of annual cost to the healthcare system in the United States.

Our mission is to improve patients’ daily lives and prevent the long-term effects of uncontrolled inflammation that are a consequence of the limitations of existing therapies. To achieve this, we are advancing a portfolio of differentiated product candidates that target key drivers of chronic inflammation.

Our management team’s proven drug development expertise and experience in the field of immunology and inflammation, combined with advanced scientific tools, enable us to identify and advance potent, highly selective molecules with distinctive mechanisms of action. By identifying treatment gaps of chronic inflammatory diseases, we strive to transform the treatment landscape, developing therapies that have the potential to offer rapid symptom relief and provide safe, durable resolution of the underlying disease. Among our portfolio of programs, we currently have two product candidates, EVO756 and EVO301, in Phase 2 trials. We are initially developing EVO756 for the treatment of CSU and AD, and EVO301 for the treatment of AD and UC. We see broad expansion potential for both programs across additional chronic inflammatory diseases. We also intend to advance additional preclinical programs into clinical development.

Our most advanced clinical-stage product candidate, EVO756, is a potent and highly selective oral small molecule antagonist of MRGPRX2, a receptor predominantly found on mast cells and peripheral sensory neurons. We conducted a Phase 1 proof-of-concept trial in 132 healthy volunteers designed to assess the safety, tolerability, pharmacokinetic (“PK”) properties and pharmacodynamic (“PD”) properties of orally administered EVO756. EVO756 was observed to be well-tolerated at all doses tested, with no serious adverse events (“SAEs”), and PK results supporting daily dosing. As part of the trial, we conducted a skin challenge test in which EVO756 was observed to robustly decrease the healthy volunteers’ wheals induced by a MRGPRX2 ligand (“icatibant”), evidencing meaningful target engagement at all doses tested. We are currently conducting a Phase 2b trial of EVO756 in CSU and have completed a Phase 2 trial of EVO756 in chronic inducible urticaria (“CIndU”, and together with CSU, chronic urticarias or “CU”). Our CIndU Phase 2 trial was completed in May 2025 and generated data that demonstrated clinical activity (including improvement in FricTest score and pruritus numerical rating score (“pruritus-NRS”), as described below) in a patient population with symptomatic dermographism. Given significant overlap between the diseases and patient populations along with the contribution of neurogenic inflammation, we believe this supports the continued advancement of our CSU program. In addition, we believe EVO756’s clinical activity in symptomatic dermographism patients strongly supports the role of MRGPRX2 in neurogenic inflammation and supports the initiation of our AD program, as neurogenic inflammation plays a crucial role in both symptomatic dermographism and AD.

 

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In our Phase 2 CIndU trial, 70% (n=19) of the 27 observed patients demonstrated improvement at just four weeks, with 30% (n=8) of the observed patients achieving a complete response (achieving a FricTest score of zero (a clinician rated measure of symptomatic dermographism severity ranging from 0 to 4, with higher scores indicating greater severity)), of which 50% were immunoglobulin E (“IgE”) high (as defined by a serum IgE level of ≥100 IU/mL). An additional 11% (n=3) achieved a partial response as defined by a ≥2-point decrease in FricTest score and a further 30% (n=8) demonstrated a one-point decrease in FricTest score. Observed patients in the 300 mg once daily (“QD”) cohort saw an average reduction of 1.4 points in FricTest score after four weeks and observed patients in the 50 mg twice daily (“BID”) cohort saw an average reduction of 1.5 points. By comparison, in separate, independent trials conducted by third parties, patients treated with 300 mg omalizumab (n=19) saw a reduction of 1.4 points and patients treated with 300 mg barzolvolimab (n=33) saw a reduction of 1.6 points in FricTest score after four weeks.

In addition, in our Phase 2 CIndU trial, both the 300 mg QD and the 50 mg BID doses of EVO756 were observed to result in rapid itch relief to patients, with observed patients in the 300 mg QD cohort experiencing an average reduction in pruritus-NRS of 2.4 points and observed patients in the 50 mg BID cohort seeing an average reduction of 2.1 points. Importantly, 93% (n=25) of observed patients demonstrated improvement at just four weeks in either FricTest or pruritus-NRS. Further, 75% (n=6) of those who did not achieve a decrease in FricTest score demonstrated a decrease in pruritus-NRS, evidencing the impact of EVO756 on itch at this early time-point, even in the absence of FricTest response.

We initiated a Phase 2b dose-ranging trial in CSU in April 2025 and expect to report initial results in the first half of 2026. We also initiated a Phase 2b dose-ranging trial in moderate-to-severe AD patients in August 2025 and expect to report initial results in the second half of 2026. We plan to evaluate EVO756 in additional indications in which mast cell degranulation and neuroinflammation are key drivers of disease.

Our second clinical-stage product candidate, EVO301, is a long-acting fusion protein consisting of an IL-18 binding protein (“BP”) and an anti-serum albumin Fab-associated (“SAFA”) domain. IL-18 is a pro-inflammatory cytokine of the IL-1 family that regulates various immune processes that drive inflammation and is a potent modulator of ongoing inflammation. We believe EVO301’s optimized approach to IL-18 binding and neutralization could enable significant advantages and differentiated clinical outcomes for patients, including with respect to efficacy, tissue distribution, dosing profile and reduced immunogenicity risk. In addition, EVO301’s distinct mechanism and modality complement those of EVO756, providing us with multiple potential avenues to bring innovative therapeutics to the large, underserved and rapidly expanding patient population suffering from chronic inflammatory diseases. We initiated a Phase 2 trial of EVO301 in adult patients with moderate-to-severe AD in March 2025 and expect to report initial results in the first half of 2026. Beyond AD, we plan to initiate a Phase 2 trial in moderate-to-severe UC patients in 2026. After completion of this UC trial, we may also evaluate EVO301 in Crohn’s disease and additional indications for which regulating the IL-18 pathway may reduce pro-inflammatory mediators driving tissue damage and chronic inflammation.

 

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Our Clinical Pipeline

 

LOGO

 

 
Notes:

(1) Other potential indications for EVO756 include asthma, migraine, interstitial cystitis, irritable bowel syndrome and pruritus. To date, based on our data from the successful completion of our Phase 1 proof-of-concept trial of EVO756 in healthy volunteers, we believe there is a path to proceed to Phase 2 clinical development for these other indications, similar to our initiation of our Phase 2b trial in AD, subject to standard regulatory requirements. (2) We are currently prioritizing development in other indications ahead of CIndU and may conduct additional CIndU trials in the future.

Our Approach to Drug Development and Chronic Inflammation

Collectively, our team members have held leadership roles at over 25 companies and have played key roles in the discovery and development of nearly 30 approved small molecules and biologics, primarily in immunology and inflammation, including Ebglyss (lebrikizumab), Cimzia (certolizumab pegol) and Rezurock (belumosudil). These therapies have significantly impacted patient outcomes, generated billions of dollars in sales and have led to multiple company acquisitions. This experience has informed our approach to drug development and commercialization to become one focused on identifying the areas of highest unmet need in chronic inflammatory diseases, identifying the molecules with the highest probability of improving patient outcomes in those diseases and then advancing our molecules through rigorous and thoughtful development programs.

Our deep knowledge of immunology and inflammation enables us to focus our efforts on key drivers of disease in which a single therapeutic could treat a broad range of indications and address areas of significant unmet patient need. We prioritize targets with high potential for meaningful patient outcomes and commercial value.

As we discover or in-license product candidates and advance them to the clinic, we design development strategies to rapidly establish proof-of-concept and apply stringent criteria to decide which product candidates should move forward. At every stage, we focus on advancing differentiated candidates that we believe have the highest potential for clinical advancement, guided by regulatory, clinical and commercial considerations.

EVO756, Targeting MRGPRX2 for Chronic Inflammatory Diseases

Our most advanced clinical-stage product candidate, EVO756, is a potent and highly selective oral small molecule antagonist of MRGPRX2, a receptor predominantly found on mast cells and peripheral sensory neurons. Dysregulated MRGPRX2 activity can play a key role as both a catalyst and perpetuator of disease pathogenesis across a multitude of systemic chronic inflammatory diseases. By targeting MRGPRX2, we believe EVO756 is the only dual mechanism clinical approach that modulates both mast cells and peripheral sensory neurons, representing a new potential therapeutic option to reduce inflammation and provide rapid relief of itch (pruritus).

 

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Mast cells are critical regulators of immune response and can be found in most vascularized tissues including skin, lung and the digestive tract. These cells tend to be distributed in close proximity to peripheral sensory neurons, where the activation of the neurons can trigger the inflammatory cascade and mast cells are implicated in further perpetuating neuroinflammation and its related symptoms. We believe MRGPRX2 is the only clinical approach aimed at inhibiting this neuroimmune interaction. In addition, the cytoplasm of mast cells contains numerous membrane-bound granules that are filled with inflammatory mediators such as histamine and tryptase. When activated under normal conditions, mast cells degranulate, releasing their inflammatory mediators to protect against infections and toxins. They also may play a role in wound healing, angiogenesis (formation of new blood vessels) and initiating adaptive immune responses. However, aberrant activation of MRGPRX2 triggers excessive inflammation, resulting in symptoms such as hives (urticarial wheals), itch, pain, swelling and redness in a multitude of systemic chronic inflammatory diseases across organ systems. Our initial development plan for EVO756 focuses on CSU and AD; however, we see broad expansion potential across additional chronic inflammatory diseases.

We conducted a Phase 1 proof-of-concept trial in 132 healthy volunteers designed to assess the safety, tolerability, PK properties and PD properties of orally administered EVO756. Comprehensive trial results were presented at the UCARE Global Urticaria Forum meeting in December 2024. The Phase 1 trial enrolled 55 healthy adults in a single ascending dose (“SAD”) portion and 77 healthy adults in a multiple ascending dose (“MAD”) portion in which participants were treated for 14 days. EVO756 was observed to have an encouraging tolerability profile at all doses tested, including the highest QD dose of 500 mg, with no SAEs observed. A skin challenge test was also conducted in the MAD portion of the trial in which icatibant, representative of a broad class of disease relevant ligands, was administered via intradermal injection to healthy volunteers creating measurable wheals on their skin. EVO756 was observed to robustly decrease the healthy volunteers’ wheals induced by icatibant, evidencing meaningful target engagement at all doses tested. We believe this proof-of-concept portion of the trial supports the potential benefits of EVO756 in CSU.

In May 2025, we reported topline results from our U.S. multicenter Phase 2 trial of EVO756 in CIndU that demonstrated clinical activity (including improvement in FricTest score and pruritus-NRS, as described below) in a patient population with symptomatic dermographism. CIndU is a form of urticaria that has known environmental triggers, including pressure or exposure to cold and has underlying disease pathogenesis similar to CSU. The trial was designed to generate additional patient data in a population with symptomatic dermographism, which we believe will be highly translatable to the CSU patient population given the shared pathologies. Third party studies have demonstrated that symptomatic dermographism affects approximately 25% of the CSU patient population; similarly, we believe EVO756’s clinical activity in symptomatic dermographism patients strongly supports the role of MRGPRX2 in neurogenic inflammation, which plays a crucial role in AD. A total of 30 patients were enrolled in the trial, with 11 patients enrolled in the 300 mg QD cohort and 19 patients enrolled in the 50 mg BID cohort. Rapid clinical activity was observed in both dosing regimens, with some patients demonstrating responses by week one in both FricTest score (complete response score of zero) and pruritus-NRS (≥2-point decrease). 70% (n=19) of the 27 observed patients demonstrated improvement at just four weeks, with 30% (n=8) of the observed patients achieving a complete response (achieving a FricTest score of zero), of which 50% were IgE high. An additional 11% (n=3) achieved a partial response as defined by a ≥2-point decrease in FricTest score and a further 30% (n=8) demonstrated a one-point decrease in FricTest score, as described below. The population of subjects observed at four weeks does not include three patients who were unevaluable or lost to follow-up. Observed patients in the 300 mg QD cohort saw an average reduction of 1.4 points in FricTest score after four weeks and observed patients in the 50 mg BID cohort saw an average reduction of 1.5 points. By comparison, in separate, independent trials conducted by third parties, patients treated with 300 mg omalizumab saw a reduction of 1.4 points and patients treated with 300 mg barzolvolimab saw a reduction of 1.6 points in FricTest score after four weeks. Both the QD and BID regimens were observed to result in rapid and meaningful itch relief. Observed patients in the 300 mg QD cohort experienced an average reduction of 2.4 in pruritus-NRS, while those in the 50 mg BID cohort saw an average reduction of 2.1 points. Importantly, 93% (n=25) of observed patients demonstrated improvement at just four weeks in either FricTest or pruritus-NRS.

 

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Further, 75% (n=6) of those who did not achieve a decrease in FricTest score demonstrated a decrease in pruritus-NRS, evidencing the impact of EVO756 on itch at this early time-point, even in the absence of FricTest response. EVO756 was observed to be well-tolerated at both dose levels, including the higher 300 mg QD dose. No SAEs were observed and there were no discontinuations due to adverse events (“AEs”).

In CSU, we initiated a Phase 2b dose-ranging trial in approximately 160 moderate-to-severe antihistamine-refractory CSU patients and expect initial data in the first half of 2026. This is a randomized, double-blind, placebo-controlled trial in which participants will receive one of three active dose regimens or placebo. The primary endpoint of the trial is change in a patient’s Urticaria Activity Score over seven days (“UAS7”) at 12 weeks. Beyond the primary endpoint, we are also evaluating other measures of disease, including itch, hive severity and angioedema.

In AD, we initiated a Phase 2b dose-ranging trial in moderate-to-severe AD patients in August 2025 and expect to report initial results in the second half of 2026. In addition, should EVO756 demonstrate a positive treatment effect on itch in the Phase 2b dose-ranging trial, we may subsequently evaluate its potential in other forms of inflammatory itch.

EVO301, Our SAFA IL-18BP Product Candidate

Our second clinical-stage product candidate, EVO301, is currently in Phase 2 development for the treatment of moderate-to-severe AD. In June 2024, we secured exclusive global rights to develop and commercialize EVO301 from AprilBio Co. Ltd. (Kosdaq: 397030), a biopharmaceutical company based in South Korea dedicated to developing specialized biologics and antibody drugs, after they progressed EVO301 through a Phase 1 trial.

IL-18 is a pro-inflammatory cytokine of the IL-1 family that not only regulates various immune processes that drive inflammation, but also acts as a potent modulator of ongoing inflammation. The IL-18 pathway is believed to play a role in the severity and progression of several large, highly prevalent chronic inflammatory disease populations with a significant number of uncontrolled patients, including AD and UC. We believe EVO301 has the potential to improve upon prior efforts by others to therapeutically neutralize IL-18.

EVO301 is a long-acting injectable SAFA-IL-18BP fusion protein consisting of a native human IL-18BP domain linked to a human Fab antibody fragment-targeting albumin, designed to neutralize the IL-18 inflammatory pathway. We believe this design, differentiated from mAbs targeting IL-18, potentially confers several advantages including improved activity, decreased immunogenicity and better distribution to sites of inflammation. Based on learnings from biologics targeting other inflammatory targets, we believe these benefits may provide faster onset of action and deliver comparable or better efficacy results to commercially available biologics while potentially offering better tolerability, durability, safety and more convenient dosing.

In a Phase 1 randomized, placebo-controlled SAD trial conducted in 31 healthy volunteers, EVO301 was observed to be well-tolerated at all doses tested, with no SAEs or discontinuations due to AEs. PK observations were favorable and support monthly dosing. We are conducting a Phase 2 randomized, double-blind, parallel group, placebo-controlled trial of EVO301 in approximately 60 adult patients with moderate-to-severe AD dosed on day 1 and day 29. The primary endpoint is percent change in Eczema Area and Severity Index score at week 12 and secondary endpoints include the Investigator Global Assessment, Body Surface Area and Pruritus Numerical Rating Scale. We expect to report initial data from this trial in the first half of 2026.

Beyond AD, we plan to initiate a Phase 2 trial in moderate-to-severe UC patients in 2026. After completion of this UC trial, we may also evaluate EVO301 in Crohn’s disease and additional indications for which regulating the IL-18 pathway may reduce pro-inflammatory mediators driving tissue damage and chronic inflammation.

 

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We believe EVO301’s distinct mechanism and modality complement those of EVO756, providing us with multiple potential avenues to bring innovative therapeutics to the large, underserved and rapidly expanding population of patients suffering from chronic inflammatory diseases.

Founding Members, Management Team and Investors

We were co-founded in 2020 by our Chief Executive Officer, Luis Peña, our Chief Medical Officer, Eugene A. Bauer, M.D., both highly experienced entrepreneurs and company builders in the biopharmaceutical industry, and Hans Hofland, Ph.D., our former Senior Vice President of Research. Prior to founding Evommune, Mr. Peña and Dr. Bauer were co-founders and executives at Dermira, Inc. (“Dermira”), until Dermira was acquired by Eli Lilly and Company for $1.1 billion in January 2020. We have built a seasoned leadership team that complements Mr. Peña’s and Dr. Bauer’s experience and skills and that has played critical roles in the successful discovery, development and commercialization of novel therapies. Importantly, our leadership team includes highly experienced and accomplished drug developers with significant depth of knowledge in immunology and inflammation. Collectively, our team members have held leadership roles at over 25 companies and have played key roles in the discovery and development of nearly 30 approved small molecules and biologics.

We are supported by leading life science investors with significant industry experience and expertise including Andera Partners, EQT Life Sciences, Pivotal bioVenture Partners, RA Capital Management and SymBiosis. Prospective investors should not rely on the investment decisions of our existing investors, as these investors may have different risk tolerances and in certain cases received their shares in prior offerings at prices lower than the price offered to the public in this offering. See the sections titled “Certain Relationships and Related Person Transactions” and “Principal Stockholders” for more information.

Our Mission and Strategy

Chronic inflammation is a significant healthcare problem in the world, substantially impacting patients’ daily quality of life, and if not prevented, ultimately leads to fatal diseases, such as cardiovascular diseases, diabetes and cancer, which contribute to three out of every five deaths worldwide. Our mission is to improve patients’ daily lives and prevent the long-term consequences of uncontrolled chronic inflammation, which often persist due to the limitations of existing therapies. By identifying and targeting critical gaps in treatment, we strive to transform the treatment landscape, developing therapies that have the potential to offer rapid symptom relief and provide safe, durable resolution of the underlying disease. We aim to achieve this by utilizing the following strategies:

 

   

maximize potential of EVO756 and EVO301 in a broad range of chronic inflammatory disease indications;

 

   

advance clinical development of EVO756 for the treatment of CSU and AD;

 

   

advance clinical development of EVO301 for the treatment of AD and UC;

 

   

expand our pipeline through internal drug discovery and development as well as selective in-licensing opportunities and strategic collaborations; and

 

   

commercialize our product candidates, if approved, to revolutionize the immunology and inflammation treatment paradigm.

Summary of Risks Associated with Our Business

Investing in our common stock involves significant risks. You should carefully consider the risks described in the section titled “Risk Factors” immediately following this prospectus summary and elsewhere in this prospectus before making a decision to invest in our common stock. If we are unable to successfully address these risks and challenges, our business, financial condition, results of operations or prospects could be

 

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materially and adversely affected. In such case, the trading price of our common stock would likely decline, and you may lose all or part of your investment. Below is a summary of some of the risks we face.

 

   

We have a limited operating history and no products approved for commercial sale, which may make it difficult to evaluate our current business and predict our future success and viability. We have incurred net losses in every year since our inception. We expect to continue to incur net losses in the future.

 

   

We will need substantial additional funding in order to maintain our operations and advance the development and commercialization of our product candidates. Failure to obtain this necessary capital when needed, or on acceptable terms, may force us to delay, reduce or eliminate certain of our product development or research operations.

 

   

Due to our limited resources and access to capital, we must, and have in the past decided to, prioritize development of certain product candidates over other potential product candidates. These decisions may prove to have been wrong and may adversely affect our ability to develop our own programs, our attractiveness as a commercial partner and may ultimately have an adverse impact on our commercial success.

 

   

Preclinical and clinical drug development is a lengthy and expensive process, with uncertain timelines and outcomes. If preclinical studies or clinical trials of our product candidates are prolonged or delayed, we may be unable to obtain required regulatory approvals, and therefore be unable to commercialize our therapeutic candidates or any of our future therapeutic candidates on a timely basis or at all.

 

   

Our clinical trials may fail to demonstrate substantial evidence of the safety and efficacy of our product candidates or any future product candidates, which would prevent or delay or limit the scope of regulatory approval and commercialization.

 

   

Our product candidates may be associated with serious adverse, undesirable or unacceptable side effects or other properties or safety risks, which may delay or halt their clinical development, prevent their marketing approval, or lead to limited market demand, if approved. If such side effects are identified during the development of our product candidates or following approval, we may suspend or abandon our development of such product candidates, the commercial profile of any approved label may be limited, or we may be subject to other significant negative consequences following marketing approval.

 

   

Our product candidates are subject to extensive regulatory and compliance obligations, which is costly and time-consuming and which may cause unanticipated delays or prevent the receipt of the required approvals to commercialize our product candidates.

 

   

We currently have no marketing, sales or distribution capabilities, and we may need to invest significant resources to develop these capabilities. If we are unable to establish marketing, sales or distribution capabilities or enter into agreements with third parties to perform such activities, we may not be able to generate product revenue.

 

   

We face significant competition from other biotechnology and pharmaceutical companies, and our operating results will suffer if we fail to compete effectively.

 

   

We rely on third-party manufacturers, contract research organizations (“CROs”), contract development and manufacturing organizations (“CDMOs”) and suppliers to supply, develop and test components of our product candidates. The loss of our third-party manufacturers, CROs, CDMOs or suppliers, their failure to comply with applicable regulatory requirements or to supply sufficient quantities at acceptable quality levels or prices, or at all, or changes in methods of product candidate manufacturing, development or formulation would materially and adversely affect our business.

 

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We are highly dependent on the services of our senior management team and if we are not able to retain members of our management team and recruit and retain additional management, clinical and scientific personnel, our business will be harmed.

 

   

Our existing collaborations are, and our future collaborations may be, important to our business. If we are unable to enter into new collaborations, or, if our collaborations are not successful, our business could be adversely affected.

 

   

We have licensed intellectual property rights from third parties and may do so in the future. Such licenses may be subject to early termination if we fail to comply with our obligations in our licenses with third parties, which could result in the loss of rights or technology that are material to our business.

 

   

We may rely on one or more in-licenses from third parties. If we lose these rights, our business may be materially adversely affected, and if disputes arise with one or more licensors, we may be subject to future litigation as well as the potential loss of or limitations on our ability to develop and commercialize products and technologies covered by these license agreements.

Corporate Information

We were incorporated under the laws of the State of Delaware in April 2020 under the name “Evommune, Inc.” We have two wholly owned subsidiaries: Evommune Research, LLC and Evommune Biologics, LLC.

Our principal executive offices are located at 1841 Page Mill Road, Suite 100, Palo Alto, CA 94304, and our telephone number is (925) 247-4481. Our website address is www.evommune.com. The information contained on, or that can be accessed through, our website is not a part of this prospectus. We have included our website address in this prospectus solely as an inactive textual reference.

Implications of Being an Emerging Growth Company and a Smaller Reporting Company

As a company with less than $1.235 billion in revenue during our last fiscal year, we qualify as an emerging growth company (“EGC”) as defined in the Jumpstart Our Business Startups Act of 2012 (the “JOBS Act”). We may remain an EGC until the last day of the fiscal year in which the fifth anniversary of the closing of this offering occurs or such earlier time that we are no longer an EGC. If the market value of our common stock that is held by non-affiliates exceeds $700.0 million as of June 30 of any year or if we have annual gross revenues of $1.235 billion or more in any fiscal year, we would cease to be an EGC as of December 31 of the applicable year. We also would cease to be an EGC if we issue more than $1.0 billion of non-convertible debt over a three-year period. For so long as we remain an EGC, we are permitted and intend to rely on exemptions from certain disclosure requirements that are applicable to other public companies that are not EGCs. In particular, in this prospectus, we have provided only two years of audited financial statements and have not included all of the executive compensation related information that would be required if we were not an EGC. Accordingly, the information contained herein may be different than the information you receive from other public companies in which you hold stock. We have elected to use the extended transition period for complying with new or revised accounting standards and will do so until such time that we either (1) irrevocably elect to “opt out” of such extended transition period or (2) no longer qualify as an EGC. As a result of this election, our consolidated financial statements may not be comparable to companies that comply with public company Financial Accounting Standards Board (“FASB”) standards’ effective dates.

We are also a “smaller reporting company” as defined in the Securities Exchange Act of 1934, as amended (the “Exchange Act”). We may continue to be a smaller reporting company even after we are no longer an EGC. We may take advantage of certain of the scaled disclosures available to smaller reporting companies until the

 

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fiscal year following the determination that (i) our voting and non-voting common stock held by non-affiliates is at least $250.0 million measured on the last business day of our second fiscal quarter or (ii) our annual revenues are at least $100.0 million during the most recently completed fiscal year and our voting and non-voting common stock held by non-affiliates is at least $700.0 million measured on the last business day of our second fiscal quarter.

 

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THE OFFERING

 

Common stock offered by us

  

    shares

Underwriters’ over-allotment option

  

We have granted the underwriters an option to purchase up to     additional shares of common stock from us, solely to cover over-allotments, if any. The underwriters can exercise this option at any time within 30 days from the date of this prospectus.

Common stock to be outstanding immediately after this offering

  


    shares (or     shares if the underwriters exercise their over-allotment option in full)

Use of proceeds

  

We estimate that the net proceeds from this offering will be approximately $    million, or $    million if the underwriters exercise in full their over-allotment option, assuming an initial public offering price of $    per share, the midpoint of the estimated offering price range set forth on the cover page of this prospectus, and after deducting underwriting discounts and commissions and estimated offering expenses payable by us.

 

We currently intend to use the net proceeds from this offering to fund the clinical development of our most advanced clinical-stage product candidate, EVO756, including to conduct our Phase 2/3 trials in CSU and AD, to fund the Phase 2 clinical development of our product candidate EVO301 in AD and the remainder, if any, for additional research and development activities, business development activities, working capital and other general corporate purposes. See the section entitled “Use of Proceeds” for additional information.

Risk factors

  

You should read carefully the section entitled “Risk Factors” and other information included in this prospectus for a discussion of factors that you should consider before deciding to invest in our common stock.

Directed share program

  

At our request, the underwriters have reserved up to  % of the shares offered by this prospectus for sale at the initial public offering price to certain individuals through a directed share program, including our directors, officers, employees and certain other individuals identified by management. The sales will be made at our direction by Morgan Stanley & Co. LLC and its affiliates through a directed share program. The number of shares of our common stock available for sale to the general public in this offering will be reduced to the extent that such persons purchase such reserved shares. Any reserved

 

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shares not so purchased will be offered by the underwriters to the general public on the same terms as the other shares of our common stock offered by this prospectus. Except for any shares acquired by our directors and officers, shares purchased pursuant to the directed share program will not be subject to lock-up agreements with the underwriters. See the section titled “Underwriting” for additional information.

Proposed NYSE symbol

  

“EVMN”

The number of shares of our common stock to be outstanding after this offering is based on    shares of common stock outstanding as of June 30, 2025, after giving effect to the conversion of all outstanding shares of our convertible preferred stock, as defined below, into    shares of common stock upon the closing of this offering and excludes:

 

   

31,741,410 shares of our common stock issuable upon the exercise of options outstanding as of June 30, 2025 under the 2020 Stock Plan (the “2020 Plan”) at a weighted-average exercise price of $0.36 per share;

 

   

3,728,809 shares of our common stock issuable upon the vesting of unvested restricted stock units outstanding as of June 30, 2025 under the 2020 Plan;

 

   

3,790,449 shares of our common stock underlying stock appreciation rights outstanding as of June 30, 2025;

 

   

    shares of our common stock issuable upon the exercise of options granted after June 30, 2025 pursuant to the 2020 Plan at a weighted-average exercise price of $    per share;

 

   

1,131,506 shares of our common stock reserved for future issuance under the 2020 Plan as of June 30, 2025;

 

   

    shares of our common stock reserved for future issuance under our 2025 Equity Incentive Plan (the “2025 Plan”), which will become effective in connection with this offering; and

 

   

    shares of our common stock reserved for future issuance under our 2025 Employee Stock Purchase Plan (the “ESPP”), which will become effective in connection with this offering.

Unless otherwise indicated, this prospectus reflects and assumes the following:

 

   

a 1-for-    reverse stock split of our common stock which was effected on    , 2025;

 

   

the automatic conversion of all outstanding shares of our Series Seed Preferred Stock, par value $0.0001 per share, Series A Preferred Stock, par value $0.0001 per share, Series B Preferred Stock, par value $0.0001 per share, and Series C Preferred Stock, par value $0.0001 per share (collectively, our “convertible preferred stock”), into an aggregate of 163,099,487 shares of our common stock immediately prior to the closing of this offering;

 

   

no exercise of the outstanding options or vesting of the outstanding restricted stock units described above;

 

   

no purchases of shares of our common stock by existing stockholders or their affiliates pursuant to the directed share program;

 

   

no exercise by the underwriters of their over-allotment option; and

 

   

the filing and effectiveness of our amended and restated certificate of incorporation and the adoption of our amended and restated bylaws, which will occur immediately prior to the closing of this offering.

 

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SUMMARY FINANCIAL DATA

You should read the following summary consolidated financial data together with our consolidated financial statements and the related notes appearing elsewhere in this prospectus and the “Management’s Discussion and Analysis of Financial Condition and Results of Operations” section of this prospectus. We have derived the statements of operations data for the years ended December 31, 2024 and 2023 from our consolidated financial statements appearing elsewhere in this prospectus. The following summary interim consolidated statements of operations data for the six months ended June 30, 2025 and 2024, and the summary interim consolidated balance sheet data as of June 30, 2025, have been derived from our unaudited interim consolidated financial statements included elsewhere in this prospectus. Our historical results are not necessarily indicative of the results that may be expected for any future period, and our results for any interim period are not necessarily indicative of results that may be expected for any full year. The summary consolidated financial data included in this section are not intended to replace the consolidated financial statements and are qualified in their entirety by our consolidated financial statements and the related notes included elsewhere in this prospectus.

 

     Years Ended December 31,     (Unaudited)
Six Months Ended
June 30,
 
     2024     2023     2025     2024  

(in thousands, except for share and per share data)

        

Consolidated Statements of Operations Data:

        

Revenue

   $ 7,000     $ 5,000     $ 3,000     $ 7,000  

Operating expenses:

        

Research and development

     64,244       31,997       34,000       33,125  

General and administrative

     12,769       10,853       7,026       5,918  
  

 

 

   

 

 

   

 

 

   

 

 

 

Total operating expenses

     77,013       42,850       41,026       39,043  
  

 

 

   

 

 

   

 

 

   

 

 

 

Loss from operations

     (70,013     (37,850     (38,026     (32,043

Total other income

     3,205       3,797       9,904       1,877  
  

 

 

   

 

 

   

 

 

   

 

 

 

Net loss

   $ (66,808   $ (34,053   $ (28,122   $ (30,166
  

 

 

   

 

 

   

 

 

   

 

 

 

Deemed dividend

     (1,500     —        —        —   

Net loss attributable to common stockholders

   $ (68,308   $ (34,053   $ (28,122   $ (30,166
  

 

 

   

 

 

   

 

 

   

 

 

 

Net loss per share, basic and diluted

   $ (5.32   $ (3.19   $ (2.15   $ (2.37
  

 

 

   

 

 

   

 

 

   

 

 

 

Weighted-average number of shares used in computing net loss per common share—basic and diluted(1)

     12,847,919       10,675,277       13,099,369       12,708,722  
  

 

 

   

 

 

   

 

 

   

 

 

 

Pro forma net loss per share—basic and diluted(2)

        
  

 

 

       

Weighted-average number of shares used in computing pro forma net loss per common share—basic and diluted(2)

        
  

 

 

       
 
(1)

See Note 2 to our audited consolidated financial statements as of and for the years ended December 31, 2024 and 2023 and Note 2 to our unaudited condensed consolidated financial statements as of and for the six months ended June 30, 2025 and 2024 appearing elsewhere in this prospectus for details on the calculation of basic and diluted net loss per share attributable to common stockholders.

(2)

The pro forma basic and diluted net loss per share for the six months ended June 30, 2025 has been computed to give effect to the automatic conversion of all outstanding shares of our convertible preferred

 

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stock into 163,099,487 shares of common stock. The unaudited pro forma basic and diluted net loss per share for the six months ended June 30, 2025 was computed using the weighted average number of shares of common stock outstanding, including the pro forma effect of the conversion of all outstanding shares of our convertible preferred stock into shares of common stock as if the conversion had occurred on the later of the first day of the period presented or the original issuance dates of the respective convertible preferred stock.

 

     (Unaudited)
June 30, 2025
 
     Actual     Pro Forma(1)      Pro Forma
as Adjusted(2)
 
     (In thousands)  

Condensed Consolidated Balance Sheet Data:

       

Cash, cash equivalents and short-term investments

   $ 86,795     $            $        

Working capital(3)

     84,083       

Total assets

     96,210       

Total liabilities

     10,439       

Convertible preferred stock

     257,004       

Total stockholders’ (deficit) equity

   $ (171,233   $        $    
 
(1)

The pro forma balance sheet data give effect to the automatic conversion of all outstanding shares of our convertible preferred stock into an aggregate of 163,099,487 shares of our common stock upon the closing of this offering.

(2)

The pro forma as adjusted balance sheet data give further effect to our issuance and sale of shares of our common stock in this offering at the initial public offering price of $     per share, which is the midpoint of the estimated offering price range set forth on the cover page of this prospectus, for proceeds of $    million, after deducting underwriting discounts and commissions and estimated offering expenses payable by us.

(3)

We define working capital as current assets less current liabilities. See our consolidated financial statements and related notes included at the end of this prospectus for further details regarding our current assets and current liabilities.

The pro forma as adjusted information discussed above is illustrative only and will change based on the actual initial public offering price and other terms of this offering determined at pricing. A $1.00 increase (decrease) in the assumed initial public offering price of $    per share, which is the midpoint of the estimated offering price range set forth on the cover page of this prospectus, would increase (decrease) the pro forma as adjusted amount of each of cash, cash equivalents and short-term investments, working capital, total assets and total stockholders’ (deficit) equity by $    , assuming that the number of shares offered by us, as set forth on the cover page of this prospectus, remains the same and after deducting estimated underwriting discounts and commissions and estimated offering expenses payable by us. An increase (decrease) of 1,000,000 shares in the number of shares offered by us, as set forth on the cover page of this prospectus, would increase (decrease) the pro forma as adjusted amount of each of cash, cash equivalents and short-term investments, working capital, total assets and total stockholders’ (deficit) equity by $    , assuming no change in the assumed initial public offering price of $     per share.

 

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RISK FACTORS

Investing in our common stock involves a high degree of risk. Before deciding to invest in shares of our common stock, you should carefully consider the risks and uncertainties described below, together with all of the other information contained in this prospectus, including our consolidated financial statements and their related notes included elsewhere in this prospectus and the section titled “Management’s Discussion and Analysis of Financial Condition and Results of Operations.” If any of the following risks actually occurs, our business, prospects, operating results and financial condition could suffer materially, the trading price of our common stock could decline and you could lose all or part of your investment. The risks and uncertainties described below are not the only ones we face. Additional risks and uncertainties not presently known to us or that we currently believe to be immaterial also may materially and adversely affect our business, prospects, operating results and financial condition.

Risks Related to Our Limited Operating History, Financial Position and Capital Requirements

We have a limited operating history and no products approved for commercial sale, which may make it difficult to evaluate our current business and predict our future success and viability. We have incurred net losses in every year since our inception. We expect to continue to incur net losses in the future.

We are a clinical-stage biotechnology company with a limited operating history. Since our inception in 2020, we have invested most of our resources in developing our product candidates, building our intellectual property portfolio, conducting business planning, organizing and staffing our company, raising capital, conducting preclinical studies and, more recently, clinical trials and providing general and administrative support for these operations. Biopharmaceutical product development is a highly speculative undertaking, involving substantial upfront capital expenditure and significant risk. Any product candidate may fail to demonstrate adequate efficacy or an acceptable safety profile, gain regulatory approval or become commercially viable, despite substantial investment on development or commercialization. To date, Evommune has not yet demonstrated its ability to successfully obtain regulatory approvals, manufacture a product on a commercial scale, or arrange for a third party to do so on its behalf, or conduct sales and marketing activities necessary for successful commercialization. Consequently, predictions about our future success or viability may not be as accurate as they could be if Evommune had a longer operating history or a history of successfully developing and commercializing biopharmaceutical products. We continue to incur significant research and development and other expenses related to our ongoing operations. As a result, we are not profitable and have incurred losses in each year since our inception. For the years ended December 31, 2024 and 2023, we had net losses of $66.8 million and $34.1 million, respectively. For the six months ended June 30, 2025, we had a net loss of $28.1 million. As of June 30, 2025, we had an accumulated deficit of $180.3 million. We expect to continue to incur significant losses for the foreseeable future and expect these losses to increase as we continue our research and development of, and seek regulatory approvals for, our two clinical-stage product candidates, EVO756 and EVO301, along with any future product candidates we may develop.

We anticipate that our expenses will increase substantially if, and as, we:

 

   

continue the research and development of our clinical- and preclinical-stage product candidates and discovery-stage programs, including the continued development of our most advanced product candidates, EVO756 and EVO301;

 

   

increase the amount of research and development activities to identify and develop product candidates to advance into clinical trial development;

 

   

make milestone, royalty or other payments under in-license or collaboration agreements;

 

   

maintain, expand and protect our intellectual property portfolio;

 

   

expand our operational, financial and management systems and increase personnel, including personnel to support our clinical development, manufacturing and commercialization efforts;

 

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establish sales, marketing and distribution infrastructure to commercialize any products for which we may obtain marketing approval and intend to commercialize on our own or jointly with third parties;

 

   

address any competing therapies and market developments;

 

   

incur additional costs associated with operating as a public company following the closing of this offering;

 

   

acquire or in-license other technologies; and

 

   

experience any delays or encounter any issues with any of the above, including but not limited to failed studies or trials, complex results, manufacturing challenges, safety issues or other regulatory challenges.

To become and remain profitable, we and any potential future collaborators must develop and eventually commercialize products with significant market potential. This will require us to be successful in a range of challenging activities, including completing preclinical studies and clinical trials, manufacturing our product candidates, either on our own or with contract development and manufacturing organizations (“CDMOs”), obtaining marketing approval for product candidates, marketing and selling any products for which we may obtain marketing approval and satisfying any post-marketing requirements. We may never succeed in any or all of these activities and, even if we do, we may never generate revenue that is significant or large enough to achieve profitability. If we do achieve profitability, we may not be able to sustain or increase profitability. Our failure to become and remain profitable would decrease the value of the company and could impair our ability to raise capital, maintain our research and development efforts, expand our business or continue our operations.

Even if we succeed in commercializing one or more of our product candidates, we will continue to incur substantial research and development and other expenditures to develop and market additional product candidates. We may encounter unforeseen expenses, difficulties, complications, delays and other unknown factors that may adversely affect our business. Our future results of operations will depend, in part, on the rate of future growth of our expenses and our ability to generate revenue.

We will need substantial additional funding in order to maintain our operations and advance the development and commercialization of our product candidates. Failure to obtain this necessary capital when needed, or on acceptable terms, may force us to delay, reduce or eliminate certain of our product development or research operations.

The development of biopharmaceutical product candidates, including conducting preclinical studies and clinical trials, is a time-consuming, capital-intensive and uncertain process. Our operations have consumed substantial amounts of cash since inception. To date, we have funded our operations primarily with proceeds from the sale of our convertible preferred stock. We expect our expenses to increase in connection with our ongoing activities, particularly as we advance our Phase 2 trials of EVO756 and EVO301, and continue to research, develop and initiate clinical trials of any other future product candidates. In addition, if we successfully develop and obtain regulatory approval for any of our product candidates, we expect to incur significant commercialization expenses related to product manufacturing, marketing, sales and distribution. Accordingly, we will need to obtain substantial additional funding in connection with our continuing operations. If we are unable to raise capital when needed or on acceptable terms, we could be forced to delay, reduce or eliminate our product development programs or any future commercialization efforts.

As of June 30, 2025, we had cash, cash equivalents and short-term investments of approximately $86.8 million. Based on current operating assumptions, we expect that our existing cash, cash equivalents and short-term investments will enable us to fund our operating expenses and capital expenditure requirements     . We have based this estimate on assumptions that may prove to be wrong, and we

 

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could use our capital resources sooner than we currently expect. Future capital requirements for EVO756 and EVO301 or any of our other product development programs will depend on many factors, including:

 

   

the progress, timing and completion of preclinical studies and clinical trials for our current or any future product candidates, as well as the associated costs, including any unforeseen costs we may incur as a result of preclinical study or clinical trial delays due to disease outbreaks, epidemics and pandemics or other causes;

 

   

the timing and amount of milestone and royalty payments we are required to make or are eligible to receive under our license agreements with Dermira, Inc. (“Dermira”), Maruho Co., Ltd. (“Maruho”), AprilBio Co. Ltd. (“AprilBio”) and any future license or collaboration agreements;

 

   

the number and characteristics of potential new product candidates we identify and decide to develop;

 

   

the need for additional or expanded preclinical studies and clinical trials beyond those that we plan to conduct with respect to our current and future product candidates;

 

   

the cost involved in growing the organization to the size needed to allow for the research, development and potential commercialization of our current or any future product candidates;

 

   

the costs involved in filing patent applications, maintaining and enforcing patents or defending against infringement or other claims raised by third parties;

 

   

the maintenance of our existing license and collaboration agreements and the entry into new license and collaboration agreements;

 

   

the time and costs involved in obtaining regulatory approval for our product candidates and any delays we may encounter as a result of evolving regulatory requirements or adverse results with respect to any of our product candidates;

 

   

the effect of competing technological and market developments;

 

   

the cost and timing of completion of commercial-scale outsourced manufacturing activities;

 

   

the cost of establishing sales, marketing and distribution capabilities for any product candidates for which we may receive regulatory approval in regions where we choose to commercialize our products on our own;

 

   

the cost associated with manufacturing and supply of our product candidates;

 

   

the cost associated with operating as a public company;

 

   

the amount of revenues, if any, we may derive either directly or in the form of royalty payments from future sales of our product candidates, if approved; and

 

   

market acceptance of any approved product candidates.

We do not have any committed external source of funds or other support for our development efforts and we cannot be certain that additional funding will be available on acceptable terms or at all. Until we can generate sufficient product or other revenue to finance our cash requirements, which we may never achieve, we expect to finance our future cash requirements through a combination of equity offerings, debt financings or other capital sources, including potential collaborations, out-licenses or dispositions and other similar arrangements.

Our ability to raise additional funds will depend on financial, economic and market conditions and other factors, over which we may have no or limited control. Market volatility resulting from geopolitical and economic instability, including as a result of trade policy, inflation and the wars between Russia and Ukraine and in the Middle East or other factors could also adversely impact our ability to access capital as and when needed. If adequate funds are not available on commercially acceptable terms when needed, we may be forced to delay, reduce or terminate the development or commercialization of all or part of our research programs or product candidates or we may be unable to take advantage of future business opportunities.

 

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Raising additional capital may cause dilution to our stockholders and may restrict our operations or require us to relinquish rights to our product candidates.

Until such time, if ever, as we can generate substantial product revenue, we expect to finance our cash needs through equity offerings, debt financings or other capital sources, including potential collaborations, out-licenses or dispositions and other similar arrangements. We do not have any committed external source of funds. To the extent that we raise additional capital through the sale of equity or convertible debt securities, our stockholders may be diluted, and the terms of these securities may include liquidation or other preferences that may adversely affect the rights of our stockholders. Debt and equity financings, if available, may involve agreements that include covenants limiting or restricting our ability to take specific actions, such as redeeming shares, making investments, incurring additional debt, making capital expenditures, declaring dividends or placing limitations on our ability to acquire, sell or license intellectual property rights.

If we raise additional capital through future collaborations, strategic alliances or third-party licensing arrangements, we may have to relinquish certain valuable rights to our intellectual property, future revenue streams, research programs or product candidates or grant licenses on terms that may not be favorable to us. If we are unable to raise additional capital when needed, we may be required to delay, limit, reduce or terminate our clinical development or future commercialization efforts or grant rights to develop and market product candidates that we would otherwise prefer to develop and market ourselves.

Due to our limited resources and access to capital, we must, and have in the past decided to, prioritize development of certain product candidates over other potential product candidates. These decisions may prove to have been wrong and may adversely affect our ability to develop our own programs, our attractiveness as a commercial partner and may ultimately have an adverse impact on our commercial success.

Because we have limited resources and access to capital to fund our operations, we must decide which product candidates to pursue and the amount of resources to allocate to each. Our decisions concerning the allocation of research, collaboration, management and financial resources toward our product candidates or therapeutic areas may not lead to the development of viable commercial products and may divert resources away from better opportunities. Similarly, our decisions to delay, terminate or collaborate with third parties in respect of certain product development programs may also prove not to be optimal and could cause us to miss valuable opportunities. If we make incorrect determinations regarding the market potential of our product candidates or misread trends in the biotechnology industry, in particular for our most advanced product candidates, EVO756 and EVO301, our business, financial condition and results of operations could be materially adversely affected.

Risks Related to Discovery, Development and Regulatory Approval of Product Candidates

Preclinical and clinical drug development is a lengthy and expensive process, with uncertain timelines and outcomes. If preclinical studies or clinical trials of our product candidates are prolonged or delayed, we may be unable to obtain required regulatory approvals, and therefore be unable to commercialize our therapeutic candidates or any of our future therapeutic candidates on a timely basis or at all.

Successful development of pharmaceutical products involves a lengthy and expensive process, is highly uncertain and is dependent on numerous factors, many of which are beyond our control. Product candidates that appear promising in the early phases of development may fail to reach the market for several reasons, including:

 

   

clinical trial results may show the product candidates to be less effective than expected (for example, a clinical trial could fail to meet its primary or key secondary endpoint(s)) or have an unacceptable or unexpected safety profile;

 

   

failure to receive the necessary regulatory approvals or a delay in receiving such approvals, which, among other things, may be caused by patients who fail the trial screening process, slow enrollment in clinical trials, patients dropping out of trials, patients lost to follow-up, length of time to achieve trial

 

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endpoints, additional time requirements for data analysis or marketing application preparation, discussions with the U.S. Food and Drug Administration (“FDA”), the European Medicines Agency (“EMA”) or other comparable foreign regulatory authorities, including FDA, EMA or other comparable foreign regulatory authorities requesting additional preclinical or clinical data (such as long-term toxicology studies), or encountering unexpected safety or manufacturing issues;

 

   

preclinical study results may show the product candidate to be less effective than desired or to have harmful on-target or off-target side effects; imposition of extensive post-marketing approval requirements; or

 

   

the proprietary rights of others and their competing products and technologies that may prevent our product candidates from being commercialized.

Furthermore, the length of time necessary to complete clinical trials and submit an application for marketing approval for a final decision by a regulatory authority varies significantly from one product candidate to the next and from one country or jurisdiction to another and may be difficult to predict. Even if we are successful in obtaining marketing approval, commercial success of any approved products will also depend in large part on the availability of coverage and adequate reimbursement from third-party payors, including government payors such as the Medicare and Medicaid programs and managed care organizations in the United States or country-specific governmental organizations in foreign countries, which may be affected by existing and future healthcare reform measures designed to reduce the cost of healthcare. Third-party payors could require us to conduct additional studies, including post-marketing studies related to the cost effectiveness of a product, to qualify for reimbursement, which could be costly and divert our resources. If government and other healthcare payors were not to provide coverage and adequate reimbursement for our products once approved, market acceptance and commercial success would be reduced. Even if we are able to obtain coverage and adequate reimbursement for our products once approved, there may be features or characteristics of our products, such as dose preparation requirements, that prevent our products from achieving market acceptance by the healthcare or patient communities.

In addition, if any of our product candidates receive marketing approval, we will be subject to significant regulatory obligations regarding the submission of safety and other post-marketing information and reports and registration and will need to continue to comply (or ensure that our third-party providers comply) with current Good Manufacturing Practice (“cGMPs”) and Good Clinical Practice (“GCPs”) for any clinical trials that we conduct post-approval. In addition, there is the risk that we, a regulatory authority or a third party might identify previously unknown problems with a product post-approval, such as adverse events (“AEs”) of unanticipated severity or frequency. Compliance with these requirements is costly, and any failure to comply or other issues with our product candidates post-approval could adversely affect our business, financial condition and results of operations.

Disruptions at the FDA and other government agencies caused by funding shortages or layoffs could hinder their ability to hire, retain or deploy key leadership and other personnel or otherwise prevent product candidates from being developed, approved or commercialized in a timely manner or at all, which could negatively impact our business.

The ability of the FDA and applicable foreign authorities to review and approve new product candidates can be affected by a variety of factors, including government budget and funding levels, ability to hire and retain key personnel and accept the payment of user fees and statutory, regulatory and policy changes. Average review times at the FDA have fluctuated in recent years as a result. In addition, government funding of other government agencies that fund research and development activities is subject to the political process, which is inherently fluid and unpredictable.

Disruptions at the FDA and other agencies may also slow the time necessary for new drugs to be reviewed and approved by necessary government agencies, which would adversely affect our business. For example, over

 

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the last several years, the U.S. government shut down several times and certain regulatory agencies, such as the FDA, furloughed or laid off critical employees and ceased critical activities. If a prolonged government shutdown or disruption occurs, it could significantly impact the ability of the FDA and applicable foreign authorities to timely review and process our regulatory submissions, which could have a material adverse effect on our business. In addition, such issues could also prevent the FDA or applicable foreign authorities from conducting their regular inspections, reviews or other regulatory activities, which in turn could significantly impact the ability of such authorities to timely review and process our regulatory submissions, which could have a material adverse effect on our business.

Our clinical trials may fail to demonstrate substantial evidence of the safety and efficacy of our product candidates or any future product candidates, which would prevent or delay or limit the scope of regulatory approval and commercialization.

To obtain the requisite regulatory approvals to market and sell any of our product candidates, including EVO756, EVO301 and any other future product candidates, we must demonstrate through extensive preclinical studies and clinical trials that our product candidates are safe and effective for use in each targeted indication. Clinical testing is expensive and can take many years to complete, and its outcome is inherently uncertain. Failure can occur at any time during the clinical development process. Most product candidates that begin clinical trials are never approved by regulatory authorities for commercialization. We may be unable to establish clinical endpoints that applicable regulatory authorities would consider clinically meaningful, and a clinical trial can fail at any stage of testing. Further, the process of obtaining regulatory approval is expensive, often takes many years following the commencement of clinical trials and can vary substantially based upon the type, complexity and novelty of the product candidates involved, as well as the target indications, patient population and regulatory agency. Prior to obtaining approval to commercialize EVO756, EVO301 and any future product candidates in the United States or abroad, we or our potential future collaborators must demonstrate with substantial evidence from adequate and well-controlled clinical trials, and to the satisfaction of the FDA or comparable foreign regulatory authorities, that such product candidates are safe and effective for their intended uses.

Clinical trials that we conduct may not demonstrate the efficacy and safety necessary to obtain regulatory approval to market our product candidates. In some instances, there can be significant variability in safety or efficacy results between different clinical trials of the same product candidate due to numerous factors, including changes in trial procedures set forth in protocols, differences in the size and type of the patient populations, changes in and adherence to the clinical trial protocols and the rate of dropout among clinical trial participants. If the results of our ongoing or future clinical trials are inconclusive with respect to the efficacy of our product candidates, if we do not meet the clinical endpoints with statistical and clinically meaningful significance, or, if there are safety concerns associated with our product candidates, we may be delayed in obtaining marketing approval, if at all. Additionally, any safety concerns observed in any one of our clinical trials in our targeted indications could limit the prospects for regulatory approval of our product candidates in those and other indications.

Even if the trials are completed to our satisfaction, clinical data are often susceptible to varying interpretations and analyses or may not provide a sufficient risk-benefit ratio, and we cannot guarantee that the FDA or comparable foreign regulatory authorities will interpret the results as we do or find a risk-benefit ratio for a proposed indication acceptable, and more trials could be required before we submit our product candidates for approval. We cannot guarantee that the FDA or comparable foreign regulatory authorities will view our product candidates as having efficacy even if we believe results observed in clinical trials are positive. Moreover, results acceptable to support approval in one jurisdiction may be deemed inadequate by another regulatory authority to support regulatory approval in that other jurisdiction. To the extent that the results of the trials are not satisfactory to the FDA or comparable foreign regulatory authorities for support of a marketing application, approval of EVO756, EVO301 and any future product candidates may be significantly delayed, or we may be required to expend significant additional resources, which may not be available to us, to conduct additional trials

 

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in support of potential approval of our product candidates. Even if regulatory approval is secured for a product candidate, the terms of such approval may limit the scope and use of the specific product candidate, which may also limit our commercial potential.

The results of preclinical studies and early-stage clinical trials of our product candidates may not be predictive of the results of later-stage clinical trials or results in other indications. Initial positive results in our clinical trials may not be indicative of results obtained when these trials are completed or in later-stage trials.

The results of preclinical studies and early-stage clinical trials may not be predictive of the results of later-stage clinical trials, and results in one indication may not predict results for the same product candidate in another indication. Product candidates in later stages of clinical trials may fail to show the desired safety and efficacy traits despite having progressed through preclinical studies and initial clinical trials. Furthermore, there can be no assurance that any of our clinical trials will ultimately be successful or support further clinical development of any of our product candidates. There is a high failure rate for product candidates proceeding through clinical trials. Many companies in the biotechnology and pharmaceutical industries have suffered significant setbacks in late-stage clinical trials after achieving positive results in early-stage development and any such setbacks in our clinical development could have a material adverse effect on our business and operating results. These setbacks have been caused by, among other things, preclinical findings made while clinical trials were underway or safety or efficacy observations made in preclinical studies and clinical trials. Moreover, preclinical and clinical data are often susceptible to varying interpretations and analyses and many companies that believed their product candidates performed satisfactorily in preclinical studies and clinical trials nonetheless failed to obtain regulatory approval. Further, negative clinical trial results for a product candidate with respect to one indication may impact the potential or perceived potential of other indications. If our product candidates fail to demonstrate satisfactory characteristics in late-stage clinical trials, it could have a material adverse effect on our business, financial condition and results of operations.

Our product candidates may be associated with serious adverse, undesirable or unacceptable side effects or other properties or safety risks, which may delay or halt their clinical development, prevent their marketing approval or lead to limited market demand, if approved. If such side effects are identified during the development of our product candidates or following approval, we may suspend or abandon our development of such product candidates, the commercial profile of any approved label may be limited or we may be subject to other significant negative consequences following marketing approval.

Undesirable side effects that may be caused by our product candidates could cause us or regulatory authorities to interrupt, delay or halt clinical trials and could result in a more restrictive label or the delay or denial of regulatory approval by the FDA or comparable foreign regulatory authorities. While our most advanced product candidates, EVO756 and EVO301, have generally been observed to be well tolerated in their preclinical studies and clinical trials to date, the results from future preclinical studies and clinical trials, including of our other product candidates, may identify safety concerns or other undesirable properties of our product candidates.

The results of our ongoing Phase 2 trials of EVO756 and EVO301 and future clinical trials of these and other product candidates may show that our product candidates cause undesirable or unacceptable side effects or even death. In such an event, our trials could be suspended or terminated, and the FDA or comparable foreign regulatory authorities could order us to cease further development of or deny approval of our product candidates for any or all targeted indications. The drug-related side effects could affect patient recruitment or the ability of enrolled patients to complete the trial or result in potential product liability claims. In addition, these side effects may not be appropriately recognized or managed by the treating medical staff. Furthermore, we may be required to expend time and incur costs to train medical personnel using our product candidates to understand the side effect profiles for our clinical trials and upon any commercialization of any of our product candidates. Any of these occurrences may harm our business, financial condition and results of operations significantly.

Moreover, if our product candidates are associated with undesirable side effects in preclinical studies or clinical trials or have characteristics that are unexpected, we may elect to abandon their development or limit

 

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their development to more narrow uses or subpopulations in which the undesirable side effects or other characteristics are less prevalent, less severe or more acceptable from a risk-benefit perspective, which may limit the commercial expectations for the product candidate, if approved.

Additionally, adverse developments in clinical trials of pharmaceutical and biopharmaceutical products conducted by others may cause the FDA or other regulatory oversight bodies to suspend or terminate our clinical trials or to change the requirements for approval of any of our product candidates. For example, immunogenicity is a concern for all protein therapeutics in human clinical trials, and immunogenic reactions in patients in our trials may lead to adverse effects and impact exposure, which in turn may lead to protocol amendments, clinical holds or other actions that delay or significantly impact the prospects for our product candidates.

Additionally, if any of our product candidates receive marketing approval and we or others later identify undesirable or unacceptable side effects caused by such products, a number of potentially significant negative consequences could result, including:

 

   

regulatory authorities may withdraw approvals of such product and require us to take such approved product off the market;

 

   

regulatory authorities may require the addition of labeling statements, specific warnings, a contraindication or field alerts to physicians and pharmacies;

 

   

regulatory authorities may require a medication guide outlining the risks of such side effects for distribution to patients or that we implement a risk evaluation and mitigation strategy (“REMS”) plan to ensure that the benefits of the product outweigh its risks;

 

   

we may be required to change the way the product is administered, conduct additional clinical trials or change the labeling of the product;

 

   

we may be subject to limitations on how we may promote the product;

 

   

we may suspend or abandon our development of the product;

 

   

sales of the product may decrease significantly;

 

   

we may be subject to litigation or product liability claims; and

 

   

our reputation may suffer.

Any of these events could prevent us or our potential future partners from achieving or maintaining market acceptance of the affected product or could substantially increase commercialization costs and expenses, which in turn could delay or prevent us from generating significant revenue from the sale of our product candidates, if approved.

Interim, top-line and preliminary data from our clinical trials that we announce or publish from time to time may change as more patient data become available and are subject to audit and verification procedures that could result in material changes in the final data. Data from our clinical trials reported as of a measurement date may not be predictive of the effect, if any, of our product candidates at any later measurement date.

From time to time, we may publish interim, top-line or preliminary data from our clinical trials. Preliminary and interim data from our clinical trials may change as more patient data become available. Preliminary or interim data from our clinical trials are not necessarily predictive of final results. Preliminary and interim data are subject to the risk that one or more of the clinical outcomes may materially change as patient enrollment continues, more patient data become available and we issue our final clinical trial report. Interim, top-line and preliminary data also remain subject to audit and verification procedures that may result in the final data being materially different from the preliminary data we previously published. As a result, preliminary, top-line and interim data should be viewed with caution until the final data are available. Moreover, in connection with any data that is presented, caution should be exercised in drawing any conclusions from a comparison of data that does not come from head-to-head analysis. Material differences in the final data compared to the interim data could significantly harm our business prospects.

 

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Additionally, data from a clinical trial as of any measurement date are only reflective of observations in such clinical trial at such date and should not be unduly used to predict any effect at a later measurement date. For example, in our Phase 2 trial of EVO756 in CIndU, we reported observations after four weeks of dosing. It is not possible to accurately predict what impact EVO756 would have had in this trial’s subjects at any subsequent date.

Further, others, including regulatory agencies, may not accept or agree with our assumptions, estimates, calculations, conclusions or analyses or may interpret or weigh the importance of data differently, which could delay or prevent regulatory approval of, or limit commercial prospects for, the particular product candidate and harm our business prospects. In addition, the information we choose to publicly disclose regarding a particular preclinical study or clinical trial is based on what is typically extensive information, and you or others may not agree with what we determine to include in our public disclosure. If the preliminary and interim data that we report differ from actual results or if others, including regulatory authorities, disagree with the conclusions reached, our ability to obtain approval for, and commercialize, our product candidates may be harmed, which could harm our business, operating results, prospects or financial condition.

Enrollment and retention of patients in clinical trials is an expensive and time-consuming process and could be made more difficult or rendered impossible by multiple factors outside our control, which could adversely affect our business, operating results and prospects.

Patient enrollment and retention in clinical trials is a significant factor in the timing of clinical trials and depends on many factors, including the size and nature of the patient population, the eligibility criteria for the clinical trial, the nature of the trial protocol, the existing body of safety and efficacy data with respect to the study drug, the number, nature and duration of competing treatments and ongoing clinical trials of competing drugs for the same indication and the proximity of patients to clinical trial sites. As we progress our programs, we may not be able to initiate or continue clinical trials for any product candidates we identify or develop if we are unable to locate and enroll a sufficient number of eligible patients to participate in these trials as required by the FDA, EMA or other comparable foreign authorities or as needed to provide appropriate statistical power for a given trial. Potential patients for any planned clinical trials may not be adequately diagnosed or identified with the diseases which we are targeting or may not meet the entry criteria for such trials. We also may encounter difficulties in identifying and enrolling patients with a stage of disease appropriate for our planned clinical trials and monitoring such patients adequately during and after treatment. Other pharmaceutical companies targeting these same diseases are recruiting clinical trial patients from these patient populations, which may make it more difficult to fully enroll our clinical trials.

In addition, we compete for trial participants with other clinical trials for product candidates that are in the same areas as our product candidates, which could reduce the number and types of participants available to us and could affect the timing and cost of our clinical trials. For example, some participants who might have opted to enroll in our clinical trials may instead opt to enroll in a clinical trial being conducted by one of our competitors or to use currently marketed therapies. Delay in recruiting clinical trial participants could adversely affect our ability to bring a product to market prior to our competitors and increase trial costs. Further, research and discoveries by others may result in breakthroughs that render our product candidates obsolete even before they begin to generate any revenue.

The eligibility criteria of our clinical trials, once established, may further limit the pool of available trial participants. If the actual number of patients that meet such criteria is smaller than we anticipate, we may encounter difficulties in enrolling patients in our clinical trials, thereby delaying or preventing development and approval of our product candidates. Even once enrolled we may be unable to retain a sufficient number of patients to complete any of our trials.

Furthermore, our efforts to build relationships with patient communities may not succeed, which could result in delays in patient enrollment in our clinical trials. In addition, any negative results we may report in clinical trials of a product candidate may make it difficult or impossible to recruit and retain patients in other clinical trials of that same product candidate or other product candidates. Delays or failures in planned patient

 

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enrollment or retention may result in increased costs, program delays or both, which could have a harmful effect on our ability to develop our product candidates or could render further development impossible. Further, if patients drop out of our clinical trials, miss scheduled doses or follow-up visits or otherwise fail to follow clinical trial protocols, the integrity of data from our clinical trials may be compromised or not accepted by the FDA, EMA or other comparable foreign regulatory authorities, which would represent a significant setback for the applicable program. We have in the past and may in the future experience participant withdrawals or discontinuations from our clinical trials. Withdrawal of participants from our clinical trials may compromise the quality of our data. In addition, we may rely on contract research organizations (“CROs”) and clinical trial sites to ensure proper and timely conduct of our future clinical trials and, while we intend to enter into agreements governing their services, we will be limited in our ability to compel their actual performance. Such delays or failures could adversely affect our business, operating results and prospects.

If we do not achieve our projected development goals in the time frames we announce and expect, the commercialization of our therapeutics may be delayed and, as a result, our stock price may decline.

From time to time, we estimate the timing of the anticipated accomplishment of various scientific, clinical, regulatory and other product development goals, which we sometimes refer to as milestones. These milestones may include our expectations regarding the commencement or completion of scientific studies and clinical trials and the submission of regulatory filings. From time to time, we may publicly announce the expected timing of some of these milestones, such as the completion of an ongoing clinical trial or the initiation of other clinical programs. All of these milestones are and will be based on numerous assumptions, including:

 

   

our available capital resources or capital constraints we experience;

 

   

the rate of progress, costs and results of our clinical trials and research and development activities, including the extent of scheduling conflicts with participating clinicians and collaborators;

 

   

our ability to identify and enroll patients who meet clinical trial eligibility criteria;

 

   

our receipt of approvals by the FDA, EMA and other comparable foreign regulatory authorities and the timing thereof;

 

   

other actions, decisions or rules issued by regulators;

 

   

our ability to access sufficient, reliable and affordable supplies of materials used to manufacture our product candidates;

 

   

the securing of, costs related to and timing issues associated with, product manufacturing as well as sales and marketing activities; and

 

   

securing product reimbursement.

The actual timing of these milestones can vary dramatically compared to our estimates, in some cases for reasons beyond our control. If we do not meet these milestones as publicly announced, or at all, the commercialization of our product candidates may be delayed or never achieved and, as a result, our stock price may decline.

Obtaining and maintaining marketing approval of our product candidates in one jurisdiction does not mean that we will be successful in obtaining marketing approval of our product candidates in other jurisdictions.

Obtaining and maintaining marketing approval of our product candidates in one jurisdiction does not guarantee that we will be able to obtain or maintain marketing approval in any other jurisdiction. For example, even if the FDA grants marketing approval of a product candidate, it does not mean that comparable regulatory authorities in foreign jurisdictions must also approve the manufacturing, marketing and promotion and reimbursement of the product candidate in those countries. However, a failure or delay in obtaining marketing approval in one jurisdiction may negatively impact the marketing approval process in others. Approval procedures vary among jurisdictions and can involve requirements and administrative review periods different from those in the United States, including additional preclinical studies or clinical trials as clinical trials conducted in one jurisdiction may not be accepted by regulatory authorities in other jurisdictions.

 

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In many jurisdictions outside the United States, a product candidate must be approved for reimbursement before it can be approved for sale in that jurisdiction. In some cases, the price that we intend to charge for our products is also subject to approval.

Obtaining foreign marketing approvals and establishing and maintaining compliance with foreign regulatory requirements could result in significant delays, difficulties and costs for us and could delay or prevent the introduction of our products in certain countries. If we or any future collaborator fail to comply with the regulatory requirements in international markets or fail to receive applicable marketing approvals, our target market will be reduced and our ability to realize the full market potential of our product candidates will be harmed, which would adversely affect our business, prospects, financial condition and results of operations.

Our product candidates are subject to extensive regulatory and compliance obligations, compliance with which is costly and time-consuming and which may cause unanticipated delays or prevent the receipt of the required approvals to commercialize our product candidates.

The research, clinical development, testing, quality control, safety, effectiveness, manufacturing, labeling, packaging, storage, record-keeping, advertising, promotion, marketing, import, export, distribution, post-approval monitoring and post-approval reporting of our product candidates are subject to extensive regulation by the FDA in the United States and by comparable foreign regulatory authorities in foreign markets. In the United States, neither we nor any future collaborators are permitted to market our product candidates until we receive regulatory approval from the FDA. The process of obtaining regulatory approval is expensive, often takes many years following the commencement of clinical trials and can vary substantially based upon the type, complexity and novelty of the product candidates involved, as well as the target indications and patient population. Approval policies or regulations may change, new relevant statutes or regulations may be enacted, and the FDA, EMA and other comparable foreign regulatory authorities have substantial discretion in the drug approval process, including the ability to delay, limit or deny approval of a product candidate for many reasons. Despite the time and expense invested in clinical development of product candidates, regulatory approval is never guaranteed.

Prior to obtaining approval to commercialize a product candidate in the United States or abroad, we or our potential future collaborators must demonstrate with substantial evidence from adequate and well-controlled clinical trials, and to the satisfaction of the FDA, EMA or other comparable foreign regulatory authorities, that such product candidates are safe and effective for their intended uses. Results from preclinical studies and clinical trials can be interpreted in different ways. Even if we believe the preclinical or clinical data for our product candidates are promising, such data may not be sufficient to support approval by the FDA, EMA and other comparable foreign regulatory authorities, which could require us to delay or abandon clinical development plans.

In addition, regulatory authorities may require us to conduct further preclinical studies before evaluating our product candidate in a clinical trial. Once we initiate clinical trials, the FDA, EMA or other comparable foreign regulatory authorities may require additional clinical trials or suggest changes to our planned clinical trials, prior to and in support of the approval of a marketing application. Changes to data requirements by the FDA, EMA or other comparable foreign regulatory authorities during the development of our product candidates may cause the applicable regulatory authorities to require us to conduct additional preclinical studies or clinical trials for our product candidates either prior to or post-approval, or regulatory authorities may object to elements of our clinical development program.

The FDA, EMA or other comparable foreign regulatory authorities can delay, limit or deny approval of a product candidate for many reasons, including:

 

   

such authorities may disagree with the design or implementation of our clinical trials;

 

   

results from our clinical trials may not be sufficient for approval;

 

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serious and unexpected drug-related side effects may be experienced by participants in our clinical trials or by individuals using drugs similar to our product candidates;

 

   

the population studied in the clinical trial may not be sufficiently broad or representative to assure safety in the full population for which we seek approval;

 

   

such authorities may not accept clinical data from trials which are conducted at clinical facilities or in countries where the standard of care is potentially different from that of the United States;

 

   

we may be unable to demonstrate that a product candidate is safe and effective, and that a product candidate’s clinical and other benefits outweigh its safety risks;

 

   

such authorities may disagree with our interpretation or analysis of data from preclinical studies or clinical trials, such authorities may not agree that the data collected from clinical trials of our product candidates are acceptable or sufficient to support a submission to obtain regulatory approval in the United States or elsewhere, and such authorities may impose requirements for additional preclinical studies or clinical trials;

 

   

such authorities may disagree regarding the formulation, labeling or the specifications of our product candidates;

 

   

approval may be granted only for indications that are significantly more limited than what we apply for or with other significant restrictions on distribution and use;

 

   

such authorities may find deficiencies in the manufacturing processes, approval policies or facilities of our third-party manufacturers with which we or any of our current or future collaborators contract for clinical and commercial supplies; or

 

   

the approval policies or regulations of such authorities may significantly change in a manner rendering our or any of our potential future collaborators’ clinical data insufficient for approval.

With respect to foreign markets, approval procedures vary among countries and, in addition to the foregoing risks, may involve additional product testing, administrative review periods and agreements with pricing authorities. In addition, events raising questions about the safety of certain marketed pharmaceuticals may result in increased cautiousness by the FDA, EMA and other comparable foreign regulatory authorities in reviewing new drugs based on safety, efficacy or other regulatory considerations and may result in significant delays in obtaining regulatory approvals. Any delay in obtaining, or inability to obtain, applicable regulatory approvals would prevent us or any of our potential future collaborators from commercializing our product candidates.

Of the large number of drugs in development, only a small percentage successfully complete the FDA, EMA or foreign regulatory approval processes and are commercialized. The lengthy approval process as well as the unpredictability of future clinical trial results may result in our failing to obtain regulatory approval to market our product candidates, which would significantly harm our business, financial condition, results of operations and prospects.

We may develop our current or future product candidates in combination with other therapies, which would expose us to additional risks.

We may develop our current or potential future product candidates in combination with one or more currently approved therapies or therapies in development. Even if any of our current or future product candidates were to receive marketing approval or be commercialized for use in combination with other existing therapies, we would continue to be subject to the risks that the FDA, EMA or other comparable foreign regulatory authorities could revoke approval of the therapy used in combination with any of our product candidates, or safety, efficacy, manufacturing or supply issues could arise with these existing therapies. In addition, it is possible that existing therapies with which our product candidates are approved for use could themselves fall out

 

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of favor or be relegated to later lines of treatment. This could result in the need to identify other combination therapies for our product candidates or our own products being removed from the market or being less successful commercially.

We may also evaluate our current or future product candidates in combination with one or more other therapies that have not yet been approved for marketing by the FDA, EMA or other comparable foreign regulatory authorities. We will not be able to market and sell any product candidate in combination with any such unapproved therapies that do not ultimately obtain marketing approval.

Furthermore, we cannot be certain that we will be able to obtain a steady supply of such therapies for use in developing combinations with our product candidates on commercially reasonable terms or at all. Any failure to obtain such therapies for use in clinical development and the expense of purchasing therapies in the market may delay our development timelines, increase our costs and jeopardize our ability to develop our product candidates as commercially viable therapies. If the FDA, EMA or other comparable foreign regulatory authorities do not approve or withdraw their approval of these other therapies, or, if safety, efficacy, commercial adoption, manufacturing or supply issues arise with the therapies we choose to evaluate in combination with any of our current or future product candidates, we may be unable to obtain approval of or successfully market any one or all of the current or future product candidates we develop. Additionally, if the third-party providers of therapies or therapies in development used in combination with our current or future product candidates are unable to produce sufficient quantities for clinical trials or for commercialization of our current or future product candidates, or, if the cost of combination therapies are prohibitive, our development and commercialization efforts would be impaired, which would have an adverse effect on our business, financial condition, results of operations and growth prospects.

The FDA and any comparable foreign regulatory authorities may not accept data from trials conducted in locations outside of their jurisdiction.

Outside of the United States, we are presently conducting or plan to conduct clinical trials in Australia, New Zealand, Japan, Canada and the EU, and will likely choose to conduct additional international clinical trials in the future. The acceptance of trial data by the FDA or any comparable foreign regulatory authority from clinical trials conducted outside of their respective jurisdictions may be subject to certain conditions or may not be accepted at all. In cases where data from foreign clinical trials are intended to serve as the basis for marketing approval in the United States, the FDA will generally not approve the application on the basis of foreign data alone unless (i) the data are applicable to the U.S. population and U.S. medical practice, (ii) the trials are performed by clinical investigators of recognized competence and pursuant to compliance with current GCP requirements and (iii) the FDA is able to validate the data through an on-site inspection or other appropriate means. Additionally, the FDA’s clinical trial requirements, including the adequacy of the patient population studied and statistical powering, must be met. In addition, such foreign trials are subject to the applicable local laws of the foreign jurisdictions where the trials are conducted. There can be no assurance that the FDA or any applicable foreign regulatory authority will accept data from trials conducted outside of its applicable jurisdiction. If the FDA or any applicable foreign regulatory authority does not accept such data, it would result in the need for additional trials, which would be costly and time-consuming and delay aspects of our business plan, and which may result in our product candidates not receiving approval for commercialization in the applicable jurisdiction.

Conducting trials outside the United States also exposes us to additional risks, including risks associated with:

 

   

additional foreign regulatory requirements;

 

   

foreign exchange fluctuations;

 

   

compliance with foreign manufacturing, customs, shipment and storage requirements;

 

   

cultural differences in medical practice and clinical research;

 

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diminished protection of intellectual property in some countries; and

 

   

interruptions or delays in our trials resulting from geopolitical events, such as war or terrorism.

Risks Related to Commercialization, Marketing and Competition of Our Product Candidates

We currently have no marketing, sales or distribution capabilities, and we may need to invest significant resources to develop these capabilities. If we are unable to establish marketing, sales or distribution capabilities or enter into agreements with third parties to perform such activities, we may not be able to generate product revenue.

We currently have no marketing, sales or distribution capabilities, nor has Evommune as a company commercialized a product, and we may need to invest significant resources to develop these capabilities. If we are unable to establish marketing, sales or distribution capabilities or enter into agreements with third parties to perform such activities, we may not be able to generate product revenue. If any of our product candidates ultimately receives marketing approval, we will be required to build a marketing and sales organization with technical expertise and supporting distribution capabilities to commercialize each such product in the markets that we target, which will be expensive and time-consuming, or to collaborate with third parties that have direct sales forces and established distribution systems, either to augment our own sales force and distribution systems or in lieu of our own sales force and distribution systems. Evommune has no prior experience as a company in the marketing, sale and distribution of pharmaceutical products and there are significant risks involved in building and managing a sales organization, including our ability to hire, retain and incentivize qualified individuals, generate sufficient sales leads, provide adequate training to sales and marketing personnel and effectively manage a geographically dispersed sales and marketing team. Furthermore, we are currently developing product candidates for multiple indications in different medical specialties, which will require us to build different sales and marketing capabilities that are tailored to a given product or medical specialty. Any failure or delay in the development of our internal sales, marketing and distribution capabilities would adversely impact the commercialization of these products. We may not be able to enter into collaborations or hire consultants or external service providers to assist us in sales, marketing and distribution functions on acceptable financial terms, or at all. In addition, our product revenues and our profitability, if any, may be lower if we rely on third parties for these functions than if we were to market, sell and distribute any products that we develop ourselves. We likely will have little control over such third parties, and any of them may fail to devote the necessary resources and attention to sell and market our products effectively. If the commercial launch of a product candidate for which we recruit a sales force and establish marketing capabilities is delayed or does not occur for any reason, we would have prematurely or unnecessarily incurred these commercialization expenses. If we are not successful in commercializing our products, either on our own or through arrangements with one or more third parties, we may not be able to generate any future product revenue and we would incur significant additional losses.

If the market opportunities for any of our product candidates, if approved, are smaller than we estimate, our revenue may be adversely affected, and our business may suffer.

The precise incidence and prevalence for all the conditions we aim to address with our product candidates are unknown. Our projections of both the number of people who have these diseases, as well as the subset of people with these diseases who have the potential to benefit from treatment with our product candidates, are based on our beliefs and estimates. These estimates have been derived from a variety of sources, including scientific literature, third party reports, patient foundations and market research, and may prove to be incorrect. Further, new information may change the estimated incidence or prevalence of these diseases. The total addressable market across our product candidates will ultimately depend upon, among other things, the diagnosis criteria included in the final label for each of our product candidates approved for sale for these indications, the availability of alternative treatments and the safety, convenience, cost and efficacy of our product candidates relative to such alternative treatments, acceptance by the medical community and patient access, drug pricing and

 

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reimbursement. The number of patients in the United States and other major markets and elsewhere may turn out to be lower than expected, patients may not be otherwise amenable to treatment with our product candidates or new patients may become increasingly difficult to identify or gain access to, all of which would adversely affect our results of operations and our business.

We face significant competition from other biotechnology and pharmaceutical companies, and our operating results will suffer if we fail to compete effectively.

The biotechnology and pharmaceutical industries are characterized by intense competition and rapid innovation. Our competitors may be able to develop other compounds or drugs that are able to achieve similar or better results. Our potential competitors include major multinational pharmaceutical companies, established biotechnology companies, specialty pharmaceutical companies and universities and other research institutions. Many of our competitors have substantially greater financial, technical and other resources, such as larger research and development staff and experienced marketing and manufacturing organizations and well-established sales forces. Smaller or early-stage companies may also prove to be significant competitors, particularly as they develop novel approaches to treating disease indications that our product candidates are also focused on treating. Established pharmaceutical companies may also invest heavily to accelerate discovery and development of novel therapeutics or to in-license novel therapeutics that could make the product candidates that we develop obsolete. Mergers and acquisitions in the biotechnology and pharmaceutical industries may result in even more resources being concentrated in our competitors. Competition may increase further as a result of advances in the commercial applicability of technologies and greater availability of capital for investment in these industries. Our competitors, either alone or with collaborative partners, may succeed in developing, acquiring or licensing on an exclusive basis drug or biologic products that are more effective, safer, more easily commercialized or less costly than our product candidates or may develop proprietary technologies or secure patent protection that we may need for the development of our technologies and products. We believe the key competitive factors that will affect the development and commercial success of our product candidates are efficacy, safety, tolerability, reliability, convenience of use, price and reimbursement.

We anticipate that we will continue to face intense and increasing competition as new treatments enter the market and advanced technologies become available. There can be no assurance that our competitors are not currently developing, or will not in the future develop, products that are equally or more effective or are more economically attractive than any of our current or future product candidates. Competing products may gain faster or greater market acceptance than our products, if any, and medical advances or rapid technological development by competitors may result in our product candidates becoming non-competitive or obsolete before we are able to recover our research and development and commercialization expenses. If we or our product candidates do not compete effectively, we may suffer a material adverse effect on our business, financial condition and results of operations.

Even if a product candidate we develop receives marketing approval, it may fail to achieve the degree of market acceptance by physicians, patients, third-party payors and others in the medical community necessary for commercial success. The revenues that we generate from our sales may be limited, and we may never become profitable.

As a company, we have never commercialized a product. Even if our product candidates are approved by the appropriate regulatory authorities for marketing and sale, they may not gain acceptance among physicians, patients, third-party payors and others in the medical community. If any product candidates for which we obtain regulatory approval do not gain an adequate level of market acceptance, we could be prevented from, or significantly delayed in, achieving profitability. Market acceptance of our product candidates by the medical community, patients and third-party payors will depend on a number of factors, some of which are beyond our control. For example, physicians are often reluctant to switch their patients to new treatments and patients may be reluctant to switch from existing therapies even when new and potentially more effective or safer treatments enter the market.

 

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Efforts to educate the medical community and third-party payors on the benefits of our product candidates may require significant resources and may not be successful. If any of our product candidates are approved but do not achieve an adequate level of market acceptance, we could be prevented from or significantly delayed in achieving profitability. The degree of market acceptance of any product for which we receive marketing approval will depend on a number of factors, including:

 

   

the clinical indications for which our product candidates are approved;

 

   

physicians, hospitals and patients considering our product candidates as a safe and effective treatment;

 

   

the potential and perceived advantages of our product candidates over alternative treatments;

 

   

the prevalence and severity of any side effects;

 

   

product labeling or product insert requirements of the FDA or comparable foreign regulatory authorities, including any limitations or warnings;

 

   

the timing of market introduction of our product candidates in relation to other potentially competitive products;

 

   

the cost of our product candidates in relation to alternative treatments;

 

   

the amount of upfront costs or training required for physicians to administer our product candidates;

 

   

the availability of coverage and adequate reimbursement from third-party payors and government authorities;

 

   

the willingness of patients to pay out-of-pocket in the absence of comprehensive coverage and reimbursement by third-party payors and government authorities;

 

   

the relative convenience and ease of administration, including as compared to alternative treatments and competitive therapies;

 

   

the effectiveness of our sales and marketing efforts and distribution support; and

 

   

the presence or perceived risk of potential product liability claims.

Even if we are able to commercialize any product candidate, the third-party payor coverage and reimbursement status of newly approved products is uncertain. Failure to obtain or maintain adequate coverage and reimbursement for our product candidates could limit our ability to market those products and decrease our ability to generate revenue.

The availability and adequacy of coverage and reimbursement by governmental healthcare programs such as Medicare and Medicaid, private health insurers and other third-party payors in the United States are essential for most patients to be able to afford treatments such as our products or product candidates, if approved. Our ability to achieve acceptable levels of coverage and reimbursement for drug treatments by governmental authorities, private health insurers and other organizations will have an effect on our ability to successfully commercialize our products and potentially attract additional collaboration partners to invest in the development of our product candidates. We cannot be sure that adequate coverage and reimbursement in the United States or elsewhere will be available for our products or any products that we may develop, and any reimbursement that may become available may be decreased or eliminated in the future. For more information, see the section titled “Business—Government Regulation—Coverage and Reimbursement.”

Third-party payors increasingly are challenging prices charged for pharmaceutical products, medical devices and services, and many third-party payors may refuse to provide coverage and reimbursement for particular drugs when an equivalent generic drug is available. It is possible that a third-party payor may consider our products or product candidates, if approved, and the generic or biosimilar parent drug as substitutable and only offer to reimburse patients for the generic drug. Even if we show improved efficacy or safety or improved

 

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convenience of administration with our products or product candidates, if approved, pricing of the existing parent drug may limit the amount we will be able to charge for such product. If reimbursement is not available or is available only at limited levels, we may not be able to successfully commercialize our products or product candidates and may not be able to obtain a satisfactory financial return on products that we may develop.

There is significant uncertainty related to the insurance coverage and reimbursement of newly approved products. In the United States, third-party payors, including private and governmental payors, such as the Medicare and Medicaid programs, play an important role in determining the extent to which new drugs, biologics and medical devices will be covered. The Medicare and Medicaid programs increasingly are used as models for how private payors and other governmental payors develop their coverage and reimbursement policies for drugs, biologics and medical devices. It is difficult to predict at this time what third-party payors will decide with respect to the coverage and reimbursement for our products or product candidates.

Outside the United States, international operations are generally subject to extensive governmental price controls and other market regulations, and we believe the increasing emphasis on cost-containment initiatives in Europe, Canada and other countries has and will continue to put pressure on the pricing and usage of our products and product candidates, if approved, and on related parent drugs. In many countries, the prices of medical products are subject to varying price control mechanisms as part of national health systems. Many countries, including the European Union (“EU”) Member States, established complex and lengthy procedures to obtain price approvals, coverage and reimbursement. These procedures vary from country to country but are commonly initiated after grant of the related marketing authorization. More particularly, in the EU, potential reductions in prices and changes in reimbursement levels could be the result of different factors, including reference pricing systems. It could also result from the application of external reference pricing mechanisms, which consist of arbitrage between low-priced and high-priced countries. Reductions in the pricing of our medicinal products in one EU Member State could affect the price in other EU Member States and, thus, have a negative impact on our financial results. Other countries allow companies to fix their own prices for medical products, but monitor and control company profits. Additional foreign price controls or other changes in pricing regulation could restrict the amount that we are able to charge for our products or product candidates. Accordingly, in markets outside the United States, the reimbursement for our products may be reduced compared with the United States and may be insufficient to generate commercially reasonable revenue and profits. As an example, many EU Member States review periodically their decisions concerning the pricing and reimbursement of medicinal products. The outcome of these reviews cannot be predicted and could have adverse effects on the pricing and reimbursement of our medicinal products in the EU Member States.

Moreover, increasing efforts by governmental and third-party payors in the United States and abroad to cap or reduce healthcare costs may cause such organizations to limit both coverage and the level of reimbursement for new products approved and, as a result, they may not cover or provide adequate payment for our products or product candidates. We expect to experience pricing pressures in connection with the sale of our products and product candidates due to the trend toward managed healthcare, the increasing influence of health maintenance organizations and additional legislative changes or executive orders. The downward pressure on healthcare costs in general, particularly prescription drugs, medical devices and surgical procedures and other treatments, has become very intense. As a result, increasingly high barriers are being erected to the entry of new products.

Even if we receive regulatory approval for any product candidate, we will be subject to ongoing regulatory obligations and continued regulatory review, which may result in significant additional expense. Additionally, our product candidates, if approved, could be subject to labeling and other restrictions on marketing or withdrawal from the market, and we may be subject to penalties if we fail to comply with regulatory requirements or if we experience unanticipated problems with our product candidates, when and if any of them are approved.

Even if we obtain any marketing approval for our current or any future product candidates, such approvals will be subject to ongoing regulatory requirements for manufacturing, labeling, packaging, storage, advertising,

 

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promotion, sampling, record-keeping and submission of safety and other post-market information. These requirements include submissions of safety and other post-marketing information and reports, registration, as well as on-going compliance with cGMPs and GCPs, for any clinical trials that we may conduct post-approval. Any marketing approvals that we receive for our current or future product candidates may also be subject to a REMS, limitations on the approved indicated uses for which the drug may be marketed or to the conditions of approval or contain requirements for potentially costly post-marketing testing, including Phase 4 trials and surveillance to monitor the quality, safety and efficacy of the drug.

In addition, biopharmaceutical manufacturers and their facilities are subject to payment of user fees and continual review and periodic inspections by the FDA and other regulatory authorities for compliance with cGMP requirements and adherence to commitments made in the marketing application. If we or a regulatory authority discover previously unknown problems with a product, such as AEs of unanticipated severity or frequency, or problems with the facility where the product is manufactured or if a regulatory authority disagrees with the promotion, marketing or labeling of that product, a regulatory authority may impose restrictions relative to that product, the manufacturing facility or us, including requesting a recall or requiring withdrawal of the product from the market or suspension of manufacturing.

If we fail to comply with applicable regulatory requirements following approval of our current or future product candidates, a regulatory authority may, among other things:

 

   

issue an untitled letter or warning letter asserting that we are in violation of the law;

 

   

seek an injunction or impose administrative, civil or criminal penalties or monetary fines;

 

   

suspend or withdraw marketing approval;

 

   

suspend any ongoing clinical trials;

 

   

refuse to approve a pending marketing authorization application or supplement submitted by us or our strategic partners;

 

   

restrict or suspend the marketing or manufacturing of the drug;

 

   

seize or detain the drug or otherwise require the withdrawal of the drug from the market;

 

   

refuse to permit the import or export of product candidates; or

 

   

refuse to allow us to enter into supply contracts, including government contracts.

In addition, if any of our product candidates is approved, our product labeling, advertising and promotion will be subject to regulatory requirements and continuing regulatory review. The FDA strictly regulates the promotional claims that may be made about drug products. In particular, a product may not be promoted for uses that are not approved by the FDA as reflected in the product’s approved labeling. If we receive marketing approval for a product candidate, physicians may nevertheless prescribe it to their patients in a manner that is inconsistent with the approved label. If we are found to have promoted such off-label uses, we may become subject to significant liability. The FDA and other agencies actively enforce the laws and regulations prohibiting the promotion of off-label uses, and a company that is found to have improperly promoted off-label uses may be subject to significant sanctions. The federal government has levied large civil and criminal fines against companies for alleged improper promotion and has enjoined several companies from engaging in off-label promotion. The government has also required companies to enter into consent decrees and imposed permanent injunctions under which specified promotional conduct is changed or curtailed.

The FDA’s policies, and those of equivalent foreign regulatory agencies, may change and additional government regulations may be enacted that could cause changes to or delays in the drug review process or suspend or restrict marketing approval of our product candidates. We cannot predict the likelihood, nature or extent of government regulation that may arise from future legislation or administrative action, either in the

 

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United States or abroad. If we are slow or unable to adapt to changes in existing requirements or the adoption of new requirements or policies, or if we are not able to maintain regulatory compliance, we may be subject to enforcement action and we may not achieve or sustain profitability, which would harm our business, financial condition, results of operations and prospects.

Our future growth may depend, in part, on our ability to commercialize products in foreign markets, where we would be subject to additional regulatory burdens and other risks and uncertainties.

Our future growth may depend, in part, on our ability to develop and commercialize our product candidates in foreign markets. We are not permitted to market or promote any of our product candidates before we receive regulatory approval from applicable regulatory authorities in foreign markets, and we may never receive such regulatory approvals for any of our product candidates. To obtain separate regulatory approval in many other countries we must comply with numerous and varying regulatory requirements regarding safety and efficacy and governing, among other things, clinical trials, commercial sales, pricing and distribution of our product candidates. If we obtain regulatory approval of our product candidates and ultimately commercialize our products in foreign markets, we would be subject to additional risks and uncertainties, including:

 

   

different regulatory requirements for approval of drugs in foreign countries;

 

   

reduced protection for intellectual property rights;

 

   

the existence of additional third-party patent rights of potential relevance to our business;

 

   

unexpected changes in tariffs, trade barriers and regulatory requirements;

 

   

economic weakness, including inflation, or political instability in particular foreign economies and markets;

 

   

compliance with tax, employment, immigration and labor laws for employees living or traveling abroad;

 

   

foreign currency fluctuations, which could result in increased operating expenses and reduced revenues, and other obligations incident to doing business in another country;

 

   

foreign reimbursement, pricing and insurance regimes;

 

   

workforce uncertainty in countries where labor unrest is common;

 

   

production shortages resulting from any events affecting raw material supply or manufacturing capabilities abroad; and

 

   

business interruptions resulting from geopolitical actions, including war and terrorism, or natural disasters including earthquakes, typhoons, floods and fires.

Risks Related to Our Business and Operations, Employee Matters and Managing Growth

If our information technology systems or those of third parties with whom we work or our data, are or were compromised, we could experience adverse consequences resulting from such compromise, including but not limited to regulatory investigations or actions, litigation, fines and penalties, disruptions of our business operations, reputational harm, loss of revenue or profits and other adverse consequences.

In the ordinary course of our business, we and the third parties with whom we work process sensitive data, including personal data (such as health-related data). Cyber-attacks, malicious internet-based activity, online and offline fraud and other similar activities threaten the confidentiality, integrity and availability of our sensitive data and information technology systems and those of the third parties with whom we work. Such threats are prevalent and continue to rise, are increasingly difficult to detect and come from a variety of sources, including traditional computer “hackers,” threat actors, “hacktivists,” organized criminal threat actors, personnel (such as through theft or misuse), sophisticated nation states and nation-state-supported actors.

 

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Some actors now engage and are expected to continue to engage in cyber-attacks, including without limitation nation-state actors for geopolitical reasons and in conjunction with military conflicts and defense activities. During times of war and other major conflicts, we, the third parties with whom we work, may be vulnerable to a heightened risk of these attacks, including retaliatory cyber-attacks, that could materially disrupt our systems and operations, supply chain and ability to produce, sell and distribute our goods and services.

We and the third parties with whom we work are subject to a variety of evolving threats, including social-engineering attacks (including through deep fakes, which may be increasingly more difficult to identify as fake, and phishing attacks), malicious code (such as viruses and worms), malware (including as a result of advanced persistent threat intrusions), denial-of-service attacks, credential stuffing attacks, credential harvesting, personnel misconduct or error, ransomware attacks, supply-chain attacks, software bugs, server malfunctions, software or hardware failures, loss of data or other information technology assets, adware, telecommunications failures, earthquakes, fires, floods, attacks enhanced or facilitated by AI and other similar threats.

In particular, severe ransomware attacks are becoming increasingly prevalent and can lead to significant interruptions in our operations, inability to provide our products or services, loss of sensitive data and income, reputational harm and diversion of funds. Extortion payments may alleviate the negative impact of a ransomware attack, but we may be unwilling or unable to make such payments due to, for example, applicable laws or regulations prohibiting such payments.

It may be difficult and costly to detect, investigate, mitigate, contain and remediate a security incident. Our efforts to do so may not be successful. Actions taken by us or the third parties with whom we work to detect, investigate, mitigate, contain and remediate a security incident could result in outages, data losses and disruptions of our business. Threat actors may also gain access to other networks and systems after a compromise of our networks and systems.

Remote work has increased risks to our information technology systems and data, as our employees utilize network connections, computers and devices outside our premises or network, including working at home, while in transit and in public locations.

Future or past business transactions (such as acquisitions or integrations) could expose us to additional cybersecurity risks and vulnerabilities, as our systems could be negatively affected by vulnerabilities present in acquired or integrated entities’ systems and technologies. Furthermore, we may discover security issues that were not found during due diligence of such acquired or integrated entities, and it may be difficult to integrate companies into our information technology environment and security program.

We rely on third parties to operate critical business systems to process sensitive data in a variety of contexts, including, without limitation, cloud-based infrastructure, data center facilities, encryption and authentication technology, employee email and other functions. Our ability to monitor these third parties’ information security practices is limited, and these third parties may not have adequate information security measures in place. If the third parties with whom we work experience a security incident or other interruption, we could experience adverse consequences. While we may be entitled to damages if the third parties with whom we work fail to satisfy their privacy or security-related obligations to us, any award may be insufficient to cover our damages, or we may be unable to recover such award.

In addition, supply-chain attacks have increased in frequency and severity, and we cannot guarantee that third parties’ infrastructure in our supply chain or that of the third parties with whom we work have not been compromised.

While we have implemented security measures designed to protect against security incidents, there can be no assurance that these measures will be effective. We take steps designed to detect, mitigate and remediate vulnerabilities in our information systems (such as our hardware and software, including that of third parties with

 

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whom we work). We have not and may not in the future, however, detect and remediate all such vulnerabilities including on a timely basis. Further, we have and may in the future experience delays in deploying remedial measures and patches designed to address identified vulnerabilities. Vulnerabilities could be exploited and result in a security incident.

Any of the previously identified or similar threats have in the past and may in the future cause a security incident or other interruption that have in the past and may in the future result in unauthorized, unlawful or accidental acquisition, modification, destruction, loss, alteration, encryption, disclosure of or access to our sensitive data or our information technology systems or those of the third parties with whom we work. A security incident or other interruption could disrupt our ability (and that of third parties with whom we work) to provide our services.

We may expend significant resources or modify our business activities (including our clinical trial activities) to try to protect against security incidents. Certain data privacy and security obligations have required us to implement and maintain specific security measures or industry-standard or reasonable security measures to protect our information technology systems and sensitive data.

Applicable data privacy and security obligations may require us, or we may voluntarily choose, to notify relevant stakeholders, including affected individuals, customers, regulators and investors, of security incidents or to take other actions, such as providing credit monitoring and identity theft protection services. Such disclosures and related actions can be costly, and the disclosure or the failure to comply with such applicable requirements could lead to adverse consequences.

If we (or a third party with whom we work) experience a security incident or are perceived to have experienced a security incident, we may experience material adverse consequences, such as government enforcement actions (for example, investigations, fines, penalties, audits and inspections), additional reporting requirements and oversight, restrictions on processing sensitive data (including personal data), litigation (including class claims), indemnification obligations, negative publicity, reputational harm, monetary fund diversions, diversion of management attention, interruptions in our operations (including availability of data), financial loss and other similar harms. Security incidents and attendant material consequences may prevent or cause customers to stop using our services, deter new customers from using our services and negatively impact our ability to grow and operate our business.

Our contracts may not contain limitations of liability, and even where they do, there can be no assurance that limitations of liability in our contracts are sufficient to protect us from liabilities, damages or claims related to our data privacy and security obligations. We cannot be sure that our insurance coverage will be adequate or sufficient to protect us from or to mitigate liabilities arising out of our privacy and security practices, that such coverage will continue to be available on commercially reasonable terms or at all or that such coverage will pay future claims.

In addition to experiencing a security incident, third parties may gather, collect or infer sensitive data about us from public sources, data brokers or other means that reveal competitively sensitive details about our organization and could be used to undermine our competitive advantage or market position. Additionally, sensitive data of the Company could be leaked, disclosed or revealed as a result of or in connection with our employees’, personnel’s or vendors’ use of generative AI technologies.

 

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We and the third parties with whom we work are subject to stringent and evolving U.S. and foreign laws, regulations and rules, contractual obligations, industry standards, policies and other obligations related to data privacy and security. Our (or the third parties with whom we work) actual or perceived failure to comply with such obligations could lead to regulatory investigations or actions, litigation (including class claims) and mass arbitration demands, fines and penalties, disruptions of our business operations, reputational harm, loss of revenue or profits and other adverse business consequences.

In the ordinary course of business, we collect, receive, store, process, generate, use, transfer, disclose, make accessible, protect, secure, dispose of, transmit and share (collectively, “process”) personal data and other sensitive information, including proprietary and confidential business data, trade secrets, intellectual property, data we collect about trial participants in connection with clinical trials and sensitive third-party data (collectively, “sensitive data”).

Our data processing activities subject us to numerous data privacy and security obligations, such as various laws, regulations, guidance, industry standards, external and internal privacy and security policies, contractual requirements and other obligations relating to data privacy and security. In the United States, federal, state and local governments have enacted numerous data privacy and security laws, including data breach notification laws, personal data privacy laws, consumer protection laws (for example, Section 5 of the Federal Trade Commission Act) and other similar laws (for example, wiretapping laws). For example, the federal Health Insurance Portability and Accountability Act of 1996 (“HIPAA”), as amended by the Health Information Technology for Economic and Clinical Health Act (“HITECH”), imposes specific requirements relating to the privacy, security and transmission of individually identifiable protected health information by covered entities, business associates and their covered subcontractors.

Numerous U.S. states have enacted comprehensive privacy laws that impose certain obligations on covered businesses, including providing specific disclosures in privacy notices and affording residents with certain rights concerning their personal data. As applicable, such rights may include the right to access, correct or delete certain personal data and to opt-out of certain data processing activities, such as targeted advertising, profiling and automated decision-making. The exercise of these rights may impact our business and ability to provide our products and services. Certain states also impose stricter requirements for processing certain personal data, including sensitive data, such as conducting data privacy impact assessments. These state laws allow for statutory fines for noncompliance. For example, the California Consumer Privacy Act of 2018 (“CCPA”) applies to personal data of consumers, business representatives and employees who are California residents and requires businesses to provide specific disclosures in privacy notices and honor requests of such individuals to exercise certain privacy rights. The CCPA provides for fines and allows private litigants affected by certain data breaches to recover significant statutory damages. The CCPA and other comprehensive U.S. state privacy laws exempt some data processed in the context of clinical trials, but these developments may further complicate compliance efforts, and increase legal risk and compliance costs for us, the third parties with whom we work. Similar laws are being considered in several other states, as well as at the federal and local levels, and we expect more states to pass similar laws in the future.

Outside the United States, an increasing number of laws, regulations and industry standards govern data privacy and security. For example, the European Union’s General Data Protection Regulation (“EU GDPR”), the United Kingdom’s GDPR (“UK GDPR”) (collectively, “GDPR”), New Zealand’s Privacy Act and Australia’s Privacy Act impose strict requirements for processing personal data. For example, under the GDPR, companies may face temporary or definitive bans on data processing and other corrective actions; fines of up to 20 million Euros under the EU GDPR, 17.5 million pounds sterling under the UK GDPR or, in each case, 4% of annual global revenue, whichever is greater; or private litigation related to processing of personal data brought by classes of data subjects or consumer protection organizations authorized at law to represent their interests.

Our employees and personnel may use generative artificial intelligence (“AI”) or automated decision-making technologies to perform their work, and the disclosure and use of personal data in AI technologies is

 

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subject to various privacy laws and other privacy obligations. Governments have passed and are likely to pass additional laws regulating AI and automated decision-making technologies. Our use of this technology could result in additional compliance costs, regulatory investigations and actions and lawsuits. If we are unable to use AI or automated decision-making technologies, it could make our business less efficient and result in competitive disadvantages.

Europe and other jurisdictions have enacted laws requiring data to be localized or limiting the transfer of personal data to other countries. In particular, the European Economic Area (“EEA”) and the United Kingdom (“UK”) have significantly restricted the transfer of personal data to the United States and other countries whose privacy laws it generally believes are inadequate. Other jurisdictions may adopt or have already adopted similarly stringent data localization and cross-border data transfer laws. Although there are currently various mechanisms that may be used to transfer personal data from the EEA and UK to the United States in compliance with law, such as the EEA standard contractual clauses, the UK’s International Data Transfer Agreement / Addendum and the EU-U.S. Data Privacy Framework and the UK extension thereto (which allows for transfers to relevant U.S.-based organizations who self-certify compliance and participate in the Framework), these mechanisms are subject to legal challenges, and there is no assurance that we can satisfy or rely on these measures to lawfully transfer personal data to the United States. If there is no lawful manner for us to transfer personal data from the EEA, the UK or other jurisdictions to the United States or if the requirements for a legally compliant transfer are too onerous, we could face significant adverse consequences, including the interruption or degradation of our operations, the need to relocate part of or all of our business or data processing activities to other jurisdictions at significant expense, increased exposure to regulatory actions, substantial fines and penalties, the inability to transfer data and work with partners, vendors and other third parties and injunctions against our processing or transferring of personal data necessary to operate our business. Additionally, companies that transfer personal data out of the EEA and UK to other jurisdictions, particularly to the United States, are subject to increased scrutiny from regulators, individual litigants and activist groups.

Additionally, the U.S. Department of Justice issued a rule entitled the Preventing Access to U.S. Sensitive Personal Data and Government-Related Data by Countries of Concern or Covered Persons, which places additional restriction on certain data transactions involving countries of concern (for example, China, Russia and Iran) and covered individuals (individuals and entities located in or controlled by individuals or entities located in those jurisdictions) that may impact certain business activities such as vendor engagements, sale or sharing of data, employment of certain individuals and investor agreements. Violations of the rule could lead to significant civil and criminal fines and penalties. The rule applies regardless of whether data is anonymized, key-coded, pseudonymized, de-identified or encrypted, which presents particular challenges for companies like ours and may impact our ability to transfer data in connection with certain transactions or agreements.

We are also bound by contractual obligations related to data privacy and security, and our efforts to comply with such obligations may not be successful. We also publish privacy policies, marketing materials and other statements concerning data privacy and security. Regulators in the United States are increasingly scrutinizing these statements, and if these policies, materials or statements are found to be deficient, lacking in transparency, deceptive, unfair, misleading or misrepresentative of our practices, we may be subject to investigation, enforcement actions by regulators or other adverse consequences.

Obligations related to data privacy and security (and consumers’ data privacy expectations) are quickly changing, becoming increasingly stringent and creating uncertainty. Additionally, these obligations may be subject to differing applications and interpretations, which may be inconsistent or conflict among jurisdictions. Preparing for and complying with these obligations requires us to devote significant resources, which may necessitate changes to our services, information technologies, systems and practices and to those of any third parties that process personal data on our behalf.

We may at times fail (or be perceived to have failed) in our efforts to comply with our data privacy and security obligations. Moreover, despite our efforts, our personnel or third parties with whom we work may fail to comply with such obligations, which could negatively impact our business operations.

 

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If we or the third parties with whom we work fail, or are perceived to have failed, to address or comply with applicable data privacy and security obligations, we could face significant consequences, including but not limited to: government enforcement actions (for example, investigations, fines, penalties, audits, inspections and similar), litigation (including class-action claims) and mass arbitration demands, additional reporting requirements or oversight, bans or restrictions on processing personal data, orders to destroy or not use personal data and imprisonment of company officials.

In particular, plaintiffs have become increasingly more active in bringing privacy-related claims against companies, including class claims and mass arbitration demands. Some of these claims allow for the recovery of statutory damages on a per violation basis and, if viable, carry the potential for monumental statutory damages, depending on the volume of data and the number of violations.

Any of these events could have a material adverse effect on our reputation, business or financial condition, including: loss of customers, interruptions or stoppages in our business operations (including, as relevant, clinical trials), inability to process personal data or to operate in certain jurisdictions, limited ability to develop or commercialize our products, expenditure of time and resources to defend any claim or inquiry, adverse publicity or substantial changes to our business model or operations.

We are highly dependent on the services of our senior management team and if we are not able to retain members of our management team and recruit and retain additional management, clinical and scientific personnel, our business will be harmed.

We are highly dependent on our senior management team. The employment agreements we have with these officers do not prevent such persons from terminating their employment with us at any time. The loss of the services of any of these persons could impede the achievement of our research, development and commercialization objectives. In addition, we will need to attract, retain and motivate highly qualified additional management, clinical and scientific personnel. If we are not able to retain our management and to attract, on terms acceptable to us, additional qualified personnel necessary for the continued development of our business, we may not be able to sustain our operations or grow.

We may not be able to attract or retain qualified personnel in the future due to the intense competition for qualified personnel among biotechnology, pharmaceutical and other businesses. Many of the other pharmaceutical companies that we compete against for qualified personnel and consultants have greater financial and other resources, different risk profiles and a longer operating history in the industry than we do. They also may provide more diverse opportunities and better chances for career advancement. Some of these characteristics may be more appealing to high-quality candidates and consultants than what we have to offer. If we are unable to attract, retain and motivate high-quality personnel and consultants to accomplish our business objectives, the rate and success at which we can discover and develop product candidates and our business will be limited and we may experience constraints on our development objectives.

Failure to comply with health and data protection laws and regulations could lead to government enforcement actions, including civil or criminal penalties, private litigation and adverse publicity and could negatively affect our operating results and business.

We and any current and future collaborators may be subject to federal, state/provincial, municipal and foreign data protection laws and regulations, such as laws and regulations that address privacy and data security. In the United States, numerous federal and state laws and regulations, including federal health information privacy laws, state data breach notification laws, state health information privacy laws and federal and state consumer protection laws, including Section 5 of the Federal Trade Commission Act, that govern the collection, use, disclosure and protection of health-related and other personal information could apply to our operations. In addition, we may obtain health information from third parties, including research institutions from which we obtain clinical trial data, that are subject to privacy and security requirements under HIPAA, as amended by HITECH. Depending on the facts and circumstances, we could be subject to civil, criminal and administrative penalties if we violate HIPAA.

 

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Compliance with U.S. and international data protection laws and regulations could require us to take on more onerous obligations in our contracts, restrict our ability to collect, use and disclose data or, in some cases, impact our ability to operate in certain jurisdictions. Failure to comply with these laws and regulations could result in government enforcement actions (which could include civil, criminal and administrative penalties), private litigation or adverse publicity and could negatively affect our operating results and business. Moreover, clinical trial subjects, employees and other individuals about whom we or our current or future collaborators obtain personal information, as well as the providers who share this information with us, may limit our ability to collect, use and disclose the information. Claims that we have violated individuals’ privacy rights, failed to comply with data protection laws or breached our contractual obligations, even if we are not found liable, could be expensive and time-consuming to defend and could result in adverse publicity that could harm our business.

Our ability to use our U.S. net operating loss carryforwards and certain other U.S. tax attributes may be limited.

As of December 31, 2024, we had U.S. federal net operating loss carryforwards of approximately $38.5 million. The amount of net operating loss carryforwards that we are permitted to deduct is limited to 80% of taxable income in each such taxable year to which the net operating loss carryforwards are applied. In addition, our U.S. federal net operating losses and tax credits may be subject to limitations under Sections 382 and 383 of the Internal Revenue Code of 1986 (the “Code”), if we have undergone or undergo an “ownership change,” generally defined as a greater than 50 percentage point change (by value) in our equity ownership by certain stockholders over a rolling three-year period. We may have experienced such ownership changes in the past and may experience ownership changes in the future as a result of shifts in our stock ownership, some of which are outside our control. As a result, our ability to utilize our net operating loss carryforwards could be limited by an “ownership change,” which could result in increased tax liability to us.

Legislation or other changes in U.S. tax law may have a material adverse effect on our business, cash flow, financial condition or results of operations.

The rules dealing with U.S. federal, state and local income taxation are constantly under review by persons involved in the legislative process and by the Internal Revenue Service (“IRS”) and the U.S. Treasury Department. Changes to tax laws (which changes may have retroactive application) could adversely affect us or holders of our common stock. In recent years, many changes have been made to applicable tax laws and changes are likely to continue to occur in the future. On July 4, 2025, the One Big Beautiful Bill Act (the “Act”) was enacted into law. The Act includes significant changes to the U.S. tax code, including restoration of immediate recognition of domestic research and development expenditures and reinstatement of 100% bonus depreciation for qualifying property. Future changes in tax laws could have a material adverse effect on our business, cash flow, financial condition or results of operations.

It cannot be predicted whether, when, in what form or with what effective dates, new tax laws may be enacted, or regulations and rulings may be enacted, promulgated or issued under existing or new tax laws, which could result in an increase in our or our stockholders’ tax liability or require changes in the manner in which we operate in order to minimize or mitigate any adverse effects of changes in tax law or in the interpretation thereof. Investors should consult with their legal and tax advisers regarding the implications of potential changes in tax laws on an investment in our common stock.

We or the third parties upon whom we depend may be adversely affected by earthquakes, fires or other natural disasters and our business continuity and disaster recovery plans may not adequately protect us from a serious disaster.

If earthquakes, fires, other natural disasters, terrorism and similar events beyond our control prevent us from using all or a significant portion of our headquarters or other facilities, it may be difficult or, in certain cases, impossible for us to continue our business for a substantial period of time. We have a disaster recovery plan in place and are in the process of implementing a business continuity plan. We may incur substantial expenses as a

 

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result of the absence or limited nature of our internal or third-party service provider disaster recovery and business continuity plans, which could have a material adverse effect on our business. In addition, the long-term effects of climate change on general economic conditions and the pharmaceutical manufacturing and distribution industry in particular are unclear, and changes in the supply, demand or available sources of energy and the regulatory and other costs associated with energy production and delivery may affect the availability or cost of goods and services, including raw materials and other natural resources, necessary to run our business. If such an event were to affect our supply chain, it could have a material adverse effect on our ability to conduct our clinical trials, our development plans and business.

Product liability lawsuits against us could cause us to incur substantial liabilities and could limit commercialization of any product candidate that we may develop.

We face an inherent risk of product liability exposure related to the testing of our current and any future product candidates in clinical trials and may face an even greater risk if we commercialize any product candidate that we may develop. If we cannot successfully defend ourselves against claims that any such product candidates caused injuries, we could incur substantial liabilities. Regardless of merit or eventual outcome, liability claims may result in:

 

   

decreased demand for any product candidate that we may develop;

 

   

product recalls, withdrawals or labeling, marketing or promotional restrictions;

 

   

loss of revenue;

 

   

substantial monetary awards to trial participants or patients;

 

   

significant time and costs to defend the related litigation;

 

   

a diversion of management’s time and our resources;

 

   

withdrawal of clinical trial participants;

 

   

initiation of investigations by regulators;

 

   

the inability to commercialize any product candidate that we may develop;

 

   

injury to our reputation and significant negative media attention; and

 

   

a decline in our stock price.

We currently hold approximately $5.0 million in product liability insurance coverage in the aggregate. We may need to increase our insurance coverage as we expand our clinical trials and if we successfully commercialize any product candidate. Insurance coverage can be increasingly expensive. We may not be able to obtain or maintain insurance coverage at a reasonable cost or in an amount adequate to satisfy any liability that may arise. Although we will maintain such insurance, any claim that may be brought against us could result in a court judgment or settlement in an amount that is not covered, in whole or in part, by our insurance or that is in excess of the limits of our insurance coverage. Our insurance policies will also have various exclusions, and we may be subject to a product liability claim for which we have no coverage. We may have to pay any amounts awarded by a court or negotiated in a settlement that exceed our coverage limitations or that are not covered by our insurance, and we may not have, or be able to obtain, sufficient capital to pay such amounts.

We will need to expand our organization, and we may experience difficulties in managing this growth, which could disrupt our operations.

As of July 31, 2025, we had 45 full-time employees. As we advance our research and development programs, we may need to further increase the number of our employees and the scope of our operations, particularly in the areas of clinical development, discovery biology, chemistry, manufacturing, general and administrative matters related to being a public company, regulatory affairs and, if any of our product candidates receives marketing approval, sales, marketing and distribution. To manage any future growth, we must:

 

   

identify, recruit, integrate, maintain and motivate additional qualified personnel;

 

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manage our development efforts effectively, including the initiation and conduct of clinical trials for our product candidates; and

 

   

improve our operational, financial and management controls, reporting systems and procedures.

Our future financial performance and our ability to develop, manufacture and commercialize our product candidates, if approved, will depend, in part, on our ability to effectively manage any future growth, and our management may also have to divert financial, other resources and a disproportionate amount of its attention away from day-to-day activities to managing these growth activities.

If we are not able to effectively expand our organization by hiring new employees and expanding our groups of consultants and contractors, we may not be able to successfully implement the tasks necessary to further develop and commercialize our product candidates and, accordingly, may not achieve our research, development and commercialization goals.

Our employees, principal investigators, consultants and commercial partners may engage in misconduct or other improper activities, including non-compliance with regulatory standards and requirements and insider trading.

We are exposed to the risk of fraud or other misconduct or improper activities by our employees, principal investigators, consultants and commercial partners. Misconduct by these parties could include insider trading, intentional failures to comply with FDA regulations or the regulations applicable in other jurisdictions, provide accurate information to the FDA and other regulatory authorities, comply with healthcare fraud and abuse laws and regulations in the United States and abroad, report financial information or data accurately or disclose unauthorized activities to us. In particular, sales, marketing and business arrangements in the healthcare industry are subject to extensive laws and regulations intended to prevent fraud, misconduct, kickbacks, self-dealing and other abusive practices. These laws and regulations restrict or prohibit a wide range of pricing, discounting, marketing and promotion, sales commission, customer incentive programs and other business arrangements. Such misconduct also could involve the improper use of information obtained in the course of clinical trials or interactions with the FDA or other regulatory authorities, which could result in regulatory sanctions and cause serious harm to our reputation. It is not always possible to identify and deter employee misconduct and the precautions we take to detect and prevent this activity may not be effective in controlling unknown or unmanaged risks or losses or in protecting us from government investigations or other actions or lawsuits stemming from a failure to comply with these laws or regulations. If any such actions are instituted against us and we are not successful in defending ourselves or asserting our rights, those actions could result in significant civil, criminal and administrative penalties, damages, fines, disgorgement, imprisonment, exclusion from participating in government funded healthcare programs, such as Medicare and Medicaid, additional reporting requirements and oversight if we become subject to a corporate integrity agreement or similar agreement to resolve allegations of non-compliance with these laws, contractual damages, reputational harm and the curtailment or restructuring of our operations, any of which could have a negative impact on our business, financial condition, results of operations and prospects.

If we or any CDMOs and suppliers we engage fail to comply with environmental, health and safety laws and regulations, we could become subject to fines or penalties or incur costs that could have a material adverse effect on the success of our business.

We and any CDMOs and suppliers we engage are subject to numerous federal, state and local environmental, health and safety laws, regulations and permitting requirements, including those governing laboratory procedures; the generation, handling, use, storage, treatment and disposal of hazardous and regulated materials and wastes; the emission and discharge of hazardous materials into the ground, air and water; and employee health and safety. We cannot eliminate the risk of contamination or injury from these materials. In the event of contamination or injury resulting from our use of hazardous materials, we could be held liable for any

 

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resulting damages, and any liability could exceed our resources. Under certain environmental laws, we could be held responsible for costs relating to any contamination at third-party facilities. We could also incur significant costs associated with civil or criminal fines and penalties.

Compliance with applicable environmental laws and regulations may be expensive, and current or future environmental laws and regulations may impair our research and product development efforts. In addition, we cannot entirely eliminate the risk of accidental injury or contamination from these materials or wastes. Although we maintain workers’ compensation insurance to cover us for costs and expenses we may incur due to injuries to our employees resulting from the use of hazardous materials, this insurance may not provide adequate coverage against potential liabilities. We do not carry specific biological or hazardous waste insurance coverage, and our property, casualty and general liability insurance policies specifically exclude coverage for damages and fines arising from biological or hazardous waste exposure or contamination. Accordingly, in the event of contamination or injury, we could be held liable for damages or be penalized with fines in an amount exceeding our resources, and our clinical trials or regulatory approvals could be suspended, which could have a material adverse effect on our business, financial condition, results of operations and prospects.

Failure to comply with these laws, regulations and permitting requirements also may result in substantial fines, penalties or other sanctions or business disruption, which could have a material adverse effect on our business, financial condition, results of operations and prospects.

Any third-party CDMOs and suppliers we engage will also be subject to these and other environmental, health and safety laws and regulations. Liabilities they incur pursuant to these laws and regulations could result in significant costs or an interruption in operations, which could have a material adverse effect on our business, financial condition, results of operations and prospects.

International trade policies, including tariffs, sanctions and trade barriers may adversely affect our business, financial condition, results of operations and prospects.

We operate in a global economy, which includes utilizing third-party suppliers in several countries outside the United States. There is inherent risk, based on the complex relationships among the U.S. and the countries in which we conduct our business, that political, diplomatic and national security factors can lead to global trade restrictions and changes in trade policies and export regulations that may adversely affect our business and operations. The current international trade and regulatory environment is subject to significant ongoing uncertainty. The U.S. government has recently announced substantial new tariffs affecting a wide range of products and jurisdictions and has indicated an intention to continue developing new trade policies, including with respect to the pharmaceutical industry. In response, certain foreign governments have announced or implemented retaliatory tariffs and other protectionist measures. These developments have created a dynamic and unpredictable trade landscape, which may adversely impact our business, results of operations, financial condition and prospects.

We do not own or operate, and currently have no plans to establish, any manufacturing facilities. We currently rely, and expect to continue to rely, on third parties for the manufacture of our product candidates for clinical testing, as well as for manufacture of any products that we may commercialize, if approved. Currently, several of our suppliers are located outside of the United States, including in China. We also rely on specialized laboratory equipment, supplies and materials, all or part of which we believe may be ultimately sourced from multiple countries outside the United States, to advance our research and development efforts.

Current or future tariffs could result in increased research and development expenses, including with respect to increased costs associated with active pharmaceutical ingredients, raw materials, laboratory equipment and research materials and components. In addition, such tariffs could increase our supply chain complexity and could also potentially disrupt our existing supply chain. Trade restrictions affecting the import of materials necessary for clinical trials could result in delays to our development timelines. Increased development costs and

 

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extended development timelines could place us at a competitive disadvantage compared to companies operating entirely domestically or in regions with more favorable trade relationships and could reduce investor confidence, negatively impacting our ability to secure additional financing on favorable terms or at all. In addition, as we advance toward commercialization in the future, tariffs and trade restrictions could hinder our ability to establish cost-effective production capabilities, negatively impacting our growth prospects.

The complexity of announced or future tariffs may also increase the risk that we or our customers or suppliers may be subject to civil or criminal enforcement actions in the United States or foreign jurisdictions related to compliance with trade regulations. Foreign governments may also adopt non-tariff measures, such as procurement preferences or informal disincentives to engage with, purchase from or invest in U.S. entities, which may limit our ability to compete internationally and attract non-U.S. investment, employees, customers and suppliers. Foreign governments may also take other retaliatory actions against U.S. entities, such as decreased intellectual property protection, increased enforcement actions or delays in regulatory approvals, which may result in heightened international legal and operational risks. In addition, the United States and other governments have imposed and may continue to impose additional sanctions, such as trade restrictions or trade barriers, which could restrict us from doing business directly or indirectly in or with certain countries or parties and may impose additional costs and complexity to our business.

Trade disputes, tariffs, restrictions and other political tensions between the United States and other countries may also exacerbate unfavorable macroeconomic conditions including inflationary pressures, foreign exchange volatility, financial market instability and economic recessions or downturns. The ultimate impact of current or future tariffs and trade restrictions remains uncertain and could materially and adversely affect our business, financial condition, results of operations and prospects. While we actively monitor these risks, any prolonged economic downturn, escalation in trade tensions or deterioration in international perception of U.S.-based companies could materially and adversely affect our business, ability to access the capital markets or other financing sources, results of operations, financial condition and prospects. In addition, tariffs and other trade developments have and may continue to heighten the risks related to the other risk factors described elsewhere in this prospectus.

Risks Related to Government Regulatory and Legal Requirements

Our relationships with customers, physicians and third-party payors may be subject, directly or indirectly, to federal and state healthcare fraud and abuse laws, false claims laws, other healthcare laws and regulations and health data privacy and security laws and regulations, contractual obligations and self-regulatory schemes. If we are unable to comply, or have not fully complied, with such laws, we could face substantial penalties.

Healthcare providers and third-party payors in the United States and elsewhere will play a primary role in the recommendation and prescription of any product candidates for which we obtain marketing approval. Our current and future arrangements with healthcare professionals, principal investigators, consultants, customers and third-party payors may subject us to various federal and state fraud and abuse laws and other healthcare laws, including, without limitation, the federal Anti-Kickback Statute, the federal civil and criminal false claims laws, the health care fraud provisions of HIPAA and the federal Physician Payments Sunshine Act and their implementing regulations. These laws will impact, among other things, our clinical research, as well as our proposed sales and marketing programs. In addition, we may be subject to health information privacy and security laws by the federal government, including HIPAA, as amended by HITECH, the states and other jurisdictions in which we may conduct our business. For more information, see the section titled “Business–Government Regulation–Other Healthcare Laws.”

Because of the breadth of these laws and the limited statutory exceptions and regulatory safe harbors available, it is possible that some of our business activities could be subject to challenge under one or more of such laws.

 

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Efforts to ensure that our business arrangements with third parties will comply with applicable healthcare laws and regulations will involve substantial costs. Any action against us for violation of these laws, even if we successfully defend against it, could cause us to incur significant legal expenses and divert our management’s attention from the operation of our business. The shifting compliance environment and the need to build and maintain robust and expandable systems to comply with multiple jurisdictions with different compliance and/or reporting requirements increases the possibility that a healthcare company may run afoul of one or more of the requirements.

If our operations are found to be in violation of any of these laws or any other governmental regulations that may apply to us, we may be subject to significant civil, criminal and administrative penalties, damages, fines, disgorgement, imprisonment, exclusion from participation in government funded healthcare programs, such as Medicare and Medicaid, additional reporting requirements and oversight if we become subject to a corporate integrity agreement or similar agreement to resolve allegations of non-compliance with these laws and the curtailment or restructuring of our operations.

Healthcare legislative reform measures may have a negative impact on our business and results of operations.

In the United States and foreign jurisdictions, there have been, and continue to be, several legislative and regulatory changes and proposed changes regarding the healthcare system that could prevent or delay marketing approval of product candidates, restrict or regulate post-approval activities, and affect our ability to profitably sell any product candidates for which we obtain marketing approval. For more information, see the section titled “Business—Government Regulation—Current and Future Healthcare Reform Legislation.”

Among policy makers and payors in the United States and elsewhere, there is significant interest in promoting changes in healthcare systems with the stated goals of containing healthcare costs, improving quality and expanding access. In the United States, the pharmaceutical industry has been a particular focus of these efforts and has been significantly affected by major legislative initiatives, including the 2010 Patient Protection and Affordable Care Act, as amended by the Health Care and Education Reconciliation Act (collectively, the “ACA”), which substantially changed the way healthcare is financed by both the government and private insurers and significantly impacts the U.S. pharmaceutical industry.

The continuing efforts of the government, insurance companies, managed care organizations and other payors of healthcare services to contain or reduce costs of healthcare may adversely affect:

 

   

the demand for any of our product candidates, if approved;

 

   

the ability to set a price that we believe is fair for any of our product candidates, if approved;

 

   

our ability to generate revenues and achieve or maintain profitability;

 

   

the level of taxes that we are required to pay; and

 

   

the availability of capital.

Legislative and regulatory proposals have been made to expand post-approval requirements and restrict sales and promotional activities for pharmaceutical and biologic products. In addition, there has been increasing legislative and enforcement interest in the United States with respect to specialty drug pricing practices. Specifically, there have been several recent U.S. Congressional inquiries and proposed and enacted federal and state legislation designed to, among other things, bring more transparency to drug pricing, reduce the cost of prescription drugs under Medicare, review the relationship between pricing and manufacturer patient programs and reform government program reimbursement methodologies for drugs.

In August 2022, the Inflation Reduction Act of 2022 (“IRA”) was signed into law. The IRA includes several provisions that may impact our business, depending on how various aspects of the IRA are implemented.

 

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Provisions that may impact our business include a $2,000 out-of-pocket cap for Medicare Part D beneficiaries, the imposition of new manufacturer financial liability on most drugs in Medicare Part D, permitting the U.S. government to negotiate Medicare Part B and Part D pricing for certain high-cost single-source drugs that have been on the market for at least seven years and biologics that have been on the market for at least 11 years covered under Medicare (the “Medicare Drug Price Negotiation Program”) and requiring companies to pay rebates to Medicare for drug prices that increase faster than inflation. Further, under the IRA, orphan drugs are exempted from the Medicare Drug Price Negotiation Program, but only if they have one orphan designation and for which the only approved indication is for that disease or condition. If a product receives multiple orphan designations or has multiple approved indications, it may not qualify for the orphan drug exemption. The IRA permits the United States Department of Health and Human Services (“HHS”) to implement many of these provisions through guidance, as opposed to regulation, for the initial years. HHS has and will continue to issue and update guidance as these programs are implemented. These provisions began to take effect progressively starting in fiscal year 2023. On August 15, 2024, HHS announced the agreed-upon reimbursement price of the first ten drugs that were subject to price negotiations, although the Medicare Drug Price Negotiation Program is currently subject to legal challenges. On January 17, 2025, HHS selected fifteen additional products covered under Part D for price negotiation in 2025. Each year thereafter more Part B and Part D products will become subject to the Medicare Drug Price Negotiation Program. In December 2023, the National Institute of Standards and Technology published for comment a Draft Interagency Guidance Framework for Considering the Exercise of March-In Rights which for the first time includes the price of a product as one factor an agency can use when deciding to exercise march-in rights. While march-in rights have not previously been exercised, it is uncertain if that will continue under the new framework.

We cannot be sure whether additional legislative changes will be enacted, whether FDA regulations, guidance or interpretations will be changed or what the impact of such changes on the marketing approvals of our product candidates, if any, may be. The current Trump administration is pursuing policies to reduce regulations and expenditures across government including at HHS, the FDA, the Centers for Medicare and Medicaid Services (“CMS”) and related agencies. These actions, presently directed by executive orders or memoranda from the Office of Management and Budget, may propose policy changes that create additional uncertainty for our business. These actions include, for example, (1) directives to reduce agency workforce program cuts, (2) rescinding a Biden administration executive order tasking the Center for Medicare and Medicaid Innovation to consider new payment and healthcare models to limit drug spending, (3) eliminating the Biden administration’s executive order that directed HHS to establish an AI task force and develop a strategic plan, (4) directing HHS and other agencies to lower prescription drug costs through a variety of initiatives, including by improving upon the Medicare Drug Price Negotiation Program and establishing Most-Favored-Nation pricing for pharmaceutical products, and (5) directing certain federal agencies to enforce existing law regarding hospital and plan price transparency and by standardizing prices across hospitals and health plans. Additionally, in its June 2024 decision in Loper Bright Enterprises v. Raimondo, the U.S. Supreme Court overturned the longstanding Chevron doctrine, under which courts were required to give deference to regulatory agencies’ reasonable interpretations of ambiguous federal statutes. The Loper Bright decision could result in additional legal challenges to current regulations and guidance issued by federal agencies applicable to our operations, including those issued by the FDA. Congress may introduce and ultimately pass health care related legislation that could, among others, impact the drug approval process, modify the Medicare Drug Price Negotiation Program, expand the orphan drug exclusion under the IRA and reduce Medicaid enrollment and funding.

In addition, individual states in the United States have also increasingly passed legislation and implemented regulations designed to control pharmaceutical product pricing, including price or patient reimbursement constraints, discounts, restrictions on certain product access and marketing cost disclosure and transparency measures and, in some cases, designed to encourage importation from other countries and bulk purchasing.

We cannot predict what healthcare reform initiatives may be adopted in the future. We expect that these and other healthcare reform measures that may be adopted in the future, may result in more rigorous coverage criteria and additional downward pressure on the price that we receive for any approved drug. Any reduction in

 

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reimbursement from Medicare or other government programs may result in a similar reduction in payments from private payors. The implementation of cost containment measures or other healthcare reforms may prevent us from being able to generate revenue, attain profitability or commercialize our drugs.

We may be exposed to liabilities under the U.S. Foreign Corrupt Practices Act (the “FCPA”) and similar anti-corruption and anti-bribery laws, as well as trade sanctions, embargoes and anti-money laundering laws and regulations. Compliance with these legal standards could hinder our ability to compete in certain markets. We can face criminal liability and other serious consequences for violations, which can harm our business.

Our operations are subject to U.S. and foreign anti-corruption, anti-money laundering, export control, sanctions and other trade laws and regulations. The FCPA and these other laws generally prohibit us, our officers and our employees and intermediaries from, directly or indirectly, offering, authorizing or making improper payments to non-U.S. government officials for the purpose of obtaining or retaining business or other advantage. We engage third parties for clinical trials outside of the United States and may continue to do so in the future. We may also sell our products abroad if we enter a commercialization phase and/or to obtain necessary permits, licenses, patent registrations and other regulatory approvals for any product sales outside the United States. We have direct or indirect interactions with officials and employees of government agencies or government-affiliated hospitals, universities and other organizations. As our business expands, the applicability of the FCPA and other anti-bribery laws to our operations will increase. If our procedures and controls to monitor anti-bribery compliance fail to protect us from reckless or criminal acts committed by our employees or agents or if we, or our employees, agents, contractors or other collaborators, fail to comply with applicable anti-bribery laws, our reputation could be harmed and we could incur criminal or civil penalties, other sanctions and significant expenses, which could have a material adverse effect on our business, including our financial condition, results of operations, cash flows and prospects.

In addition, our products, if approved, may be subject to U.S. and foreign export controls, trade sanctions, embargoes and import laws and regulations. Governmental regulation of the import or export of our products or our failure to obtain any required import or export authorization for our products, when applicable, could harm our international or domestic sales and adversely affect our revenue. Compliance with applicable regulatory requirements regarding the export of our products may create delays in the introduction of our products in international markets or, in some cases, prevent the export of our products to some countries altogether. Furthermore, U.S. export control laws and economic sanctions prohibit the shipment of certain products and services to countries, governments and persons targeted by U.S. sanctions. If we fail to comply with export and import regulations and such economic sanctions, penalties could be imposed, including fines and denial of certain export privileges. Moreover, any new export or import restrictions, new legislation or shifting approaches in the enforcement or scope of existing regulations or in the countries, persons or products targeted by such regulations, could result in decreased use of our products by, or in our decreased ability to export our products to, existing or potential customers with international operations. Any decreased use of our products or limitation on our ability to export or sell our products would likely adversely affect our business.

There is substantial uncertainty regarding the new Administration’s initiatives and how these might impact the FDA, its implementation of laws, regulations, policies and guidance and its personnel. Similar initiatives may also be directed toward other government agencies. These initiatives could prevent, limit or delay development and regulatory approval and impact commercialization, of our product candidates, which would impact our business.

FDA-regulated industries, such as ours, face substantial uncertainty regarding the regulatory environment we will face as we proceed with research and development, and possibly in future commercialization, efforts following the inauguration of President Trump in January 2025 (the “Administration”). Some of these efforts have manifested to date in the form of personnel measures that could impact the FDA’s ability to hire and retain key personnel, which could result in delays in or limitations on our ability to obtain guidance from the FDA on our product candidates in development and obtain the requisite regulatory approvals in the future. Moreover, the

 

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Administration has proposed action to freeze or reduce the budget of the National Institutes of Health (“NIH”) related to its funding for medical research, which could decrease the ability of facilities that rely on NIH funding to enroll and conduct clinical trials or increase the costs to us of conducting clinical trials. There remains general uncertainty regarding future activities. The Administration could issue or promulgate executive orders, regulations, policies or guidance that adversely affect us or create a more challenging or costly environment to pursue the development and sale of new therapeutic products. For example, on January 20, 2025, the Administration announced an executive order establishing the Department of Government Efficiency to maximize government efficiency and productivity. Pressures on and uncertainty surrounding the U.S. federal government’s budget and potential changes in budgetary priorities could adversely affect the funding for existing programs and grants and increase the costs to us of conducting clinical trials. Alternatively, state governments may attempt to address or react to changes at the federal level with changes to their own regulatory frameworks in a manner that is adverse to our operations. If we or our collaborators become negatively impacted by future governmental orders, regulations, policies or guidance as a result of the Administration, there could be a material adverse effect on us and our business.

Risks Related to Third Party Relationships

We rely on third-party manufacturers, CROs, CDMOs and suppliers to supply, develop and test components of our product candidates. The loss of our third-party manufacturers, CROs, CDMOs or suppliers, their failure to comply with applicable regulatory requirements or to supply sufficient quantities at acceptable quality levels or prices, or at all, or changes in methods of product candidate manufacturing, development or formulation would materially and adversely affect our business.

We do not own or operate facilities for drug manufacturing, storage, distribution or quality testing. We currently rely exclusively, and may continue to rely exclusively, on third-party contract manufacturers, to manufacture and test bulk drug substances, biologic and drug products, raw materials, samples, components or other materials and reports. Reliance on third-party manufacturers may expose us to different risks than if we were to manufacture product candidates ourselves. There can be no assurance that our preclinical and clinical development product supplies will not be limited, interrupted, terminated or of satisfactory quality or continue to be available at acceptable prices. In addition, any replacement of our manufacturer could require significant effort and expertise because there may be a limited number of qualified replacements.

The manufacturing process for a product candidate is subject to FDA, EMA and foreign regulatory authority review. In some cases, we, and our suppliers and manufacturers, some of which may be our sole source of supply, must meet applicable manufacturing requirements and undergo rigorous facility and process validation tests required by regulatory authorities in order to comply with regulatory standards, such as cGMPs. Securing marketing approval also requires the submission of information about the product manufacturing process to, and inspection of manufacturing facilities by, the FDA, EMA and other comparable foreign regulatory authorities. If our contract manufacturers cannot successfully manufacture material that conforms to our specifications and the strict regulatory requirements of the FDA, EMA and other comparable foreign regulatory authorities, we may not be able to rely on their manufacturing facilities for the manufacture of elements of our product candidates. Moreover, we do not control the manufacturing process at our contract manufacturers and are completely dependent on them for compliance with current regulatory requirements. In the event that any of our manufacturers fails to comply with such requirements or to perform its obligations in relation to quality, timing or otherwise, or if our supply of components or other materials becomes limited or interrupted for other reasons, we may be forced to enter into an agreement with another third party, which we may not be able to do on reasonable terms, if at all, or the clinical development of our product candidates may be delayed. In some cases, the technical skills or technology required to manufacture our product candidates may be unique or proprietary to the original manufacturer and we may have difficulty transferring such to another third party.

These factors would increase our reliance on such manufacturer or require us to obtain a license from such manufacturer in order to enable us, or to have another third party, manufacture our product candidates. If we are

 

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required to change manufacturers for any reason, we will be required to verify that the new manufacturer maintains facilities and procedures that comply with quality standards and with all applicable regulations and guidelines; and we may be required to repeat some of the development program. The delays associated with the verification of a new manufacturer could negatively affect our ability to develop product candidates in a timely manner or within budget.

We expect to continue to rely on third-party manufacturers if we receive regulatory approval for any product candidate. We will depend on these third parties to perform their obligations in a timely manner consistent with contractual and regulatory requirements, including those related to quality control and assurance. Any manufacturing facilities used to produce our products will be subject to periodic review and inspection by the FDA and foreign regulatory authorities, including for continued compliance with cGMP requirements, quality control, quality assurance and corresponding maintenance of records and documents. If we are unable to obtain or maintain third-party manufacturing for product candidates, or to do so on commercially reasonable terms, we may not be able to develop and commercialize our product candidates successfully. Our or a third party’s failure to execute on our manufacturing requirements, comply with cGMPs or maintain a compliance status acceptable to the FDA or foreign regulatory authorities could adversely affect our business in a number of ways, including:

 

   

delay in the progress on certain research programs;

 

   

an inability to initiate or continue clinical trials of product candidates under development;

 

   

delay in submitting regulatory applications or receiving regulatory approvals, for product candidates;

 

   

loss of the cooperation of existing or future collaborators;

 

   

subjecting third-party manufacturing facilities to additional inspections by regulatory authorities;

 

   

requirements to cease distribution or to recall batches of our product candidates; and

 

   

in the event of approval to market and commercialize a product candidate, an inability to meet commercial demands for our therapeutics.

Additionally, our contract manufacturers may experience manufacturing difficulties due to resource constraints or as a result of labor disputes or unstable political environments. If our contract manufacturers were to encounter any of these difficulties, our ability to provide our product candidates to patients in preclinical and clinical trials, or to provide product for treatment of patients once approved, would be jeopardized.

In addition, we currently rely on foreign CROs and CDMOs, for manufacturing and development activities and will likely continue to rely on foreign CROs and CDMOs in the future. Foreign CDMOs may be subject to U.S. legislation, sanctions, trade restrictions and other foreign regulatory requirements which could increase the cost or reduce the supply of material available to us, delay the procurement or supply of such material or have an adverse effect on our ability to secure significant commitments from governments to purchase our potential therapies.

For example, if enacted, legislation pending in Congress known as the BIOSECURE Act would prohibit U.S. federal agencies from entering into or renewing a contract with any company that uses biotechnology equipment or services produced or provided by a “biotechnology company of concern” in the performance of that contract, which may impact one of our CDMOs. It would also prohibit loans or grant funding from U.S. federal agencies to entities that use any biotechnology equipment or services produced or provided by a “biotechnology company of concern” in the performance of the government grant or loan. The effects of this legislation, if enacted, is unknown; however, it could have the downstream effect of restricting the ability of pharmaceutical companies that enter into contracts with or receive funding from U.S. federal agencies from purchasing services or equipment from certain Chinese biotechnology companies, including those that are specifically named in the proposed BIOSECURE Act, as well as supply chain disruptions or delays. In addition to the BIOSECURE Act, any additional executive action, legislative action or potential sanctions with China could materially impact our

 

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work. U.S. executive agencies have the ability to designate entities and individuals on various governmental prohibited and restricted parties lists. Depending on the designation, potential consequences can range from a comprehensive prohibition on all transactions or dealings with designated parties or a limited prohibition on certain types of activities, such as exports and financing activities, with designated parties.

Furthermore, as product candidates progress through preclinical and clinical trials to marketing approval and commercialization, it is common that various aspects of the development program, such as manufacturing methods and formulation, are altered along the way in an effort to optimize yield and manufacturing batch size, minimize costs and achieve consistent quality and results. Such changes carry the risk that they will not achieve these intended objectives. Any of these changes could cause our product candidates to perform differently and affect the results of current or future clinical trials conducted with the altered materials. This could delay completion of clinical trials, require the conduct of bridging clinical trials or the repetition of one or more clinical trials, increase clinical trial costs, delay approval of our product candidates and jeopardize our ability to commercialize our product candidates, if approved, and generate revenue.

We rely, and expect to continue to rely, on third parties, including independent clinical investigators, contracted laboratories and CROs, to conduct our preclinical studies and clinical trials. If these third parties do not successfully carry out their contractual duties or meet expected deadlines, we may not be able to obtain regulatory approval for or commercialize our product candidates and our business could be substantially harmed.

We have relied upon and plan to continue to rely upon third parties, including independent clinical investigators, contracted laboratories and third-party CROs, to conduct our preclinical studies and clinical trials in accordance with applicable regulatory requirements, to validate our assays and to monitor and manage data for our ongoing preclinical and clinical programs. We rely on these parties for execution of our preclinical studies and clinical trials and control only certain aspects of their activities. Nevertheless, we are responsible for ensuring that each of our studies and trials is conducted in accordance with the applicable protocol, legal and regulatory requirements and scientific standards, and our reliance on these third parties does not relieve us of our regulatory responsibilities. We and our third-party contractors and CROs are required to comply with good laboratory practices (“GLPs”), as applicable, and GCP requirements, which are regulations and guidelines enforced by the FDA and comparable foreign regulatory authorities for conducting, recording and reporting the results of clinical trials to assure that data and reported results are credible, reproducible and accurate and that the rights, integrity and confidentiality of trial participants are protected. Regulatory authorities enforce these GLPs and GCPs through periodic inspections of laboratories conducting GLP studies, trial sponsors, principal investigators and trial sites. If we, our investigators or any of our CROs or contracted laboratories fail to comply with applicable GLPs and GCPs, the clinical data generated in our clinical trials may be deemed unreliable and the FDA or comparable foreign regulatory authorities may require us to perform additional preclinical studies or clinical trials before approving our marketing applications. We cannot assure you that upon inspection by a given regulatory authority, such regulatory authority will determine that any of our preclinical studies or clinical trials comply with applicable GLP or GCP regulations. In addition, our clinical trials must be conducted with product, including biologic product, produced in compliance with applicable cGMP regulations. Our failure to comply with these regulations may require us to repeat preclinical studies or clinical trials, which would delay the regulatory approval process.

Further, these laboratories, investigators and CROs are not our employees and we will not be able to control, other than by contract, the amount of resources, including time, which they devote to our product candidates and clinical trials. If independent laboratories, investigators or CROs fail to devote sufficient resources to the development of our product candidates, or if their performance is substandard, it may delay or compromise the prospects for approval and commercialization of any product candidates that we develop. In addition, the use of third-party service providers requires us to disclose our proprietary information to these parties, which could increase the risk that this information will be misappropriated.

 

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Our CROs have the right to terminate their agreements with us in the event of an uncured material breach. In addition, some of our CROs have an ability to terminate their respective agreements with us if we can be reasonably demonstrated that the safety of the subjects participating in our clinical trials warrants such termination, if we make a general assignment for the benefit of our creditors or if we are liquidated.

There is a limited number of third-party service providers that specialize or have the expertise required to achieve our business objectives. If any of our relationships with these third-party laboratories, CROs or clinical investigators terminate, we may not be able to enter into arrangements with alternative laboratories, CROs or investigators or to do so in a timely manner or on commercially reasonable terms. If laboratories, CROs or clinical investigators do not successfully carry out their contractual duties or obligations or meet expected deadlines, if they need to be replaced or if the quality or accuracy of the clinical data they obtain is compromised due to the failure to adhere to our preclinical or clinical protocols, regulatory requirements or for other reasons, our preclinical or clinical trials may be extended, delayed or terminated and we may not be able to obtain regulatory approval for or successfully commercialize our product candidates. As a result, our results of operations and the commercial prospects for our product candidates would be harmed, our costs could increase and our ability to generate revenues could be delayed.

Switching or adding additional laboratories or CROs (or investigators) involves additional cost and requires management time and focus. In addition, there is a natural transition period when a new laboratory or CRO commences work. As a result, delays occur, which can materially impact our ability to meet our desired clinical development timelines. Though we carefully manage our relationships with our contracted laboratories and CROs, there can be no assurance that we will not encounter similar challenges or delays in the future or that these delays or challenges will not have a material adverse impact on our business, financial condition and results of operations.

In addition, clinical investigators may serve as scientific advisors or consultants to us from time to time and may receive cash or equity compensation in connection with such services. If these relationships and any related compensation result in perceived or actual conflicts of interest or the FDA concludes that the financial relationship may have affected the interpretation of the preclinical study or clinical trial, the integrity of the data generated at the applicable preclinical study or clinical trial site may be questioned and the utility of the preclinical study or clinical trial itself may be jeopardized, which could result in the delay or rejection by the FDA. Any such delay or rejection could prevent us from commercializing our clinical-stage product candidate or any future product candidates.

The manufacturing of our product candidates is complex, and our third-party manufacturers may encounter difficulties in production. If we or any of our third-party manufacturers encounter such difficulties, our ability to provide supply of our product candidates for clinical trials, our ability to obtain marketing approval or our ability to provide supply of our products for patients, if approved, could be delayed or stopped.

The process of manufacturing pharmaceuticals is complex, time-consuming, highly regulated and subject to multiple risks. Our contract manufacturers must comply with legal requirements, cGMPs and guidelines for the manufacturing of pharmaceuticals used in clinical trials and, if approved, marketed products. Our contract manufacturers may have limited experience in the manufacturing of cGMP batches.

Manufacturing pharmaceuticals is highly susceptible to product loss due to contamination, equipment failure, improper installation or operation of equipment, vendor or operator error, inconsistency in yields, variability in product characteristics and difficulties in scaling the production process. Even minor deviations from normal manufacturing processes could result in reduced production yields, product defects and other supply disruptions. If microbial, viral or other contaminations are discovered at our third-party manufacturers’ facilities, such facilities may need to be closed for an extended period of time to investigate and remedy the contamination, which could delay clinical trials and adversely harm our business.

 

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In addition, there are risks associated with large-scale manufacturing for clinical trials or commercial scale including, among others, cost overruns, potential problems with process scale-up, process reproducibility, stability issues, compliance with cGMPs, lot consistency and timely availability of raw materials. Even if we or our future collaborators obtain regulatory approval for any of our product candidates, there is no assurance that manufacturers will be able to manufacture the approved product to specifications acceptable to the FDA or other regulatory authorities, to produce it in sufficient quantities to meet the requirements for the potential launch of the product or to meet potential future demand. If manufacturers are unable to produce sufficient quantities for clinical trials or for commercialization, commercialization efforts would be impaired, which would have an adverse effect on our business, financial condition, results of operations and prospects.

Scaling up a pharmaceutical manufacturing process is a difficult and uncertain task, and our third-party manufacturers may not have the necessary capabilities to complete the implementation, manufacturing and development process. If we are unable to adequately validate or scale-up the manufacturing process at our current manufacturers’ facilities, we will need to transfer to another manufacturer and complete the manufacturing validation process, which can be lengthy. If we are able to adequately validate and scale-up the manufacturing process for our product candidates with a contract manufacturer, we will still need to negotiate with such contract manufacturer an agreement for commercial supply and it is not certain we will be able to come to agreement on terms acceptable to us.

We cannot assure that any stability or other issues relating to the manufacture of any of our current or future product candidates will not occur in the future. If our third-party manufacturers were to encounter any of these difficulties, our ability to provide any product candidates to patients in planned clinical trials and products to patients, once approved, would be jeopardized. Any delay or interruption in the supply of clinical trial supplies could delay the completion of planned clinical trials, increase the costs associated with maintaining clinical trial programs and, depending upon the period of delay, require us to commence new clinical trials at additional expense or terminate clinical trials completely. Any adverse developments affecting clinical or commercial manufacturing of our product candidates or products may result in shipment delays, inventory shortages, lot failures, product withdrawals or recalls or other interruptions in the supply of our product candidates or products. We may also have to take inventory write-offs and incur other charges and expenses for product candidates or products that fail to meet specifications, undertake costly remediation efforts or seek more costly manufacturing alternatives. Accordingly, failures or difficulties faced at any level of our supply chain could adversely affect our business and delay or impede the development and commercialization of any of our product candidates or products, if approved, and could have an adverse effect on our business, prospects, financial condition and results of operations.

As part of our process development efforts, we also may make changes to the manufacturing processes at various points during development, for various reasons, such as controlling costs, achieving scale, decreasing processing time, increasing manufacturing success rate or other reasons. Such changes carry the risk that they will not achieve their intended objectives, and any of these changes could cause our current or future product candidates to perform differently and affect the results of our current or future clinical trials. In some circumstances, changes in the manufacturing process may require us to perform ex vivo comparability studies and to collect additional data from patients prior to undertaking more advanced clinical trials. For instance, changes in our process during the course of clinical development may require us to show the comparability of the product used in earlier clinical phases or at earlier portions of a trial to the product used in later clinical phases or later portions of the trial.

Our existing collaborations are, and our future collaborations may be, important to our business. If we are unable to enter into new collaborations, or if our collaborations are not successful, our business could be adversely affected.

A part of our strategy is to systematically evaluate and, as deemed appropriate, enter into strategic collaborations when strategically attractive, including potentially with major biotechnology or pharmaceutical

 

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companies. We have limited capabilities for product development and do not yet have any capability for commercialization. Accordingly, we have entered into, and may enter into, collaborations with other companies to provide us with important technologies and funding for our programs and technology. If we fail to enter into or maintain collaborations on reasonable terms or at all, our ability to develop our existing or future research programs and product candidates could be delayed, the commercial potential of our product candidates could change and our costs of development and commercialization could increase. Furthermore, we may find that our programs require the use of intellectual property rights held by third parties, and the growth of our business may depend in part on our ability to acquire or in-license these intellectual property rights.

Our existing collaborations and any future collaborations we may enter into may pose a number of risks, including, but not limited to, the following:

 

   

collaborators have significant discretion in determining the efforts and resources that they will apply;

 

   

collaborators may not perform their obligations as expected;

 

   

collaborators may not pursue development and commercialization of any product candidates that achieve regulatory approval or may elect not to continue or renew development or commercialization programs or license arrangements based on clinical trial results, changes in the collaborators’ strategic focus or available funding or external factors, such as a strategic transaction that may divert resources or create competing priorities;

 

   

collaborators may delay clinical trials, provide insufficient funding for a clinical trial program, stop a clinical trial or abandon a product candidate, repeat or conduct new clinical trials or require a new formulation of a product candidate for clinical testing;

 

   

collaborators could independently develop, or develop with third parties, products that compete directly or indirectly with our products, if approved, and product candidates if the collaborators believe that the competitive products are more likely to be successfully developed or can be commercialized under terms that are more economically attractive than ours;

 

   

product candidates discovered in collaboration with us may be viewed by our collaborators as competitive with their own product candidates or products, which may cause collaborators to cease to devote resources to the commercialization of our product candidates;

 

   

collaborators may fail to comply with applicable regulatory requirements regarding the development, manufacture, distribution or marketing of a product candidate or product;

 

   

collaborators with marketing and distribution rights to one or more of our product candidates that achieve regulatory approval may not commit sufficient resources to the marketing and distribution of such product or products;

 

   

disagreements with collaborators, including disagreements over proprietary rights, contract interpretation or the preferred course of development, might cause delays or terminations of the research, development or commercialization of product candidates, might lead to additional responsibilities for us with respect to product candidates or might result in litigation or arbitration, any of which would be time-consuming and expensive;

 

   

collaborators may not properly maintain or defend our intellectual property rights or may use our proprietary information in such a way as to invite litigation that could jeopardize or invalidate our intellectual property or proprietary information or expose us to potential litigation;

 

   

collaborators may infringe the intellectual property rights of third parties, which may expose us to litigation and potential liability;

 

   

if a collaborator of ours is involved in a business combination, the collaborator might de-emphasize or terminate the development or commercialization of any product candidate licensed to it by us; and

 

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collaborations may be terminated by the collaborator, and, if terminated, we could be required to raise additional capital to pursue further development or commercialization of the applicable product candidates.

If our future collaborations do not result in the successful discovery, development and commercialization of product candidates or if one of our collaborators terminates its agreement with us, we may not receive any future research funding or milestone or royalty payments under such collaboration. Additionally, if one of our collaborators terminates its agreement with us, we may find it more difficult to attract new collaborators and our perception in the business and financial communities could be adversely affected.

We face significant competition in seeking appropriate collaborative partners. Our ability to reach a definitive agreement for a collaboration will depend, among other things, upon an assessment of the collaborator’s resources and expertise, the terms and conditions of the proposed collaboration and the proposed collaborator’s evaluation of a number of factors relating to our business. These factors may include the design or results of preclinical studies or clinical trials, the likelihood of regulatory approval, the potential market for the subject product candidate, the costs and complexities of manufacturing and delivering such product candidate to patients, the potential of competing products, the existence of any uncertainty with respect to our ownership of technology (which can exist if there is a challenge to such ownership regardless of the merits of the challenge) and industry and market conditions generally. The collaborator may also consider alternative product candidates or technologies for similar indications that may be available to collaborate on and whether such a collaboration could be more attractive than the one with us.

We may not be able to negotiate collaborations on a timely basis, on acceptable terms, or at all. If we are unable to do so, we may have to curtail the development of the product candidate for which we are seeking to collaborate, reduce or delay its development program or one or more of our other development programs, delay its potential commercialization, reduce the scope of any sales or marketing activities or increase our expenditures and undertake development or commercialization activities at our own expense. If we elect to increase our expenditures to fund development or commercialization activities on our own, we may need to obtain additional capital, which may not be available to us on acceptable terms or at all. If we do not have sufficient funds, we may not be able to further develop product candidates or bring them to market and generate product revenue.

Reliance on third parties requires us to share our trade secrets, which increases the possibility that a competitor will discover them or that our trade secrets will be misappropriated or disclosed.

Reliance on third parties to manufacture or commercialize our current or any future product candidates and on collaborations with additional third parties for the development of our current or any future product candidates, requires us to share trade secrets with these third parties. We may also conduct joint research and development programs that may require us to share trade secrets under the terms of our research and development partnerships or similar agreements. We seek to protect our proprietary technology in part by entering into confidentiality agreements and, if applicable, material transfer agreements, services agreements, consulting agreements or other similar agreements with our advisors, employees, third-party contractors and consultants prior to beginning research or disclosing proprietary information. These agreements typically limit the rights of the third parties to use or disclose our confidential information, including our trade secrets. Despite the contractual provisions employed when working with third parties, the need to share trade secrets and other confidential information increases the risk that such trade secrets become known by our competitors, are inadvertently incorporated into the technology of others or are disclosed or used in violation of these agreements. Given that our proprietary position is based, in part, on our know-how and trade secrets, a competitor’s discovery of our trade secrets or other unauthorized use or disclosure could have an adverse effect on our business and results of operations.

In addition, these agreements typically restrict the ability of our advisors, employees, third-party contractors and consultants to publish data potentially relating to our trade secrets. Despite our efforts to protect our trade

 

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secrets, our competitors may discover our trade secrets, either through breach of our agreements with third parties, independent development or publication of information by any third-party collaborators. A competitor’s discovery of our trade secrets could harm our business.

Risks Related to Intellectual Property

We have licensed intellectual property rights from third parties and may do so in the future. Such licenses may be subject to early termination if we fail to comply with our obligations in our licenses with third parties, which could result in the loss of rights or technology that are material to our business.

We are a party to licenses that give us rights to third-party intellectual property or technology that is necessary or useful for our business, and we may enter into additional licenses in the future. For example, we depend on licenses from Dermira and AprilBio for certain intellectual property relating to the development and commercialization of our clinical-stage product candidates, EVO756 and EVO301, respectively. Under these license agreements, we are or may become obligated to pay the licensor fees, which may include annual license fees, upstream license obligations, milestone payments, royalties, a percentage of revenues associated with the licensed technology and a percentage of sublicensing revenue. These fees may be significant, which could make it difficult for us to achieve or maintain profitability. In addition, under certain of such agreements, we are or may become required to diligently pursue the development of products using the licensed technology. If we fail to comply with these obligations, including due to our use of the intellectual property licensed to us in an unauthorized manner, and fail to cure our breach within a specified period of time, the licensor may have the right to terminate the applicable license, in which event we could lose valuable rights and technology that are material to our business, harming our ability to develop, manufacture and commercialize our product candidates.

In addition, the agreements under which we license intellectual property or technology to or from third-parties can be complex, and certain provisions in such agreements may be susceptible to multiple interpretations. The resolution of any contract interpretation disagreement that may arise could narrow what we believe to be the scope of our rights to the relevant intellectual property or technology or increase what we believe to be our financial or other obligations under the relevant agreement, either of which could have a material adverse effect on our business, financial condition, results of operations and prospects.

The licensing and acquisition of third-party intellectual property rights is a competitive practice, and companies that may be more established, or have greater resources than we do, may also be pursuing strategies to license or acquire third-party intellectual property rights that we may consider necessary or attractive in order to commercialize our product candidates. More established companies may have a competitive advantage over us due to their larger size and cash resources or greater clinical development and commercialization capabilities. There can be no assurance that we will be able to successfully complete such negotiations and ultimately acquire the rights to the intellectual property surrounding the additional product candidates that we may seek to acquire. The failure to obtain or in-license any compositions, methods of use, processes or other third-party intellectual property rights at a reasonable cost or on reasonable terms, could harm our business. If we fail to obtain licenses to necessary third-party intellectual property rights, we may need to cease use of the compositions or methods covered by such third-party intellectual property rights. Furthermore, we may need to seek to develop alternative approaches that do not infringe on such intellectual property rights which may entail additional costs and development delays, even if we were able to develop such alternatives, which may not be feasible. Even if we are able to obtain a license, it may be non-exclusive, thereby giving our competitors access to the same technologies licensed to us. In that event, we may be required to expend significant time and resources to develop or license replacement technology.

Our success depends in part on our ability to protect our intellectual property. It is difficult and costly to protect our proprietary rights and technology, and we may not be able to ensure their protection.

Our commercial success will depend in large part on obtaining and maintaining patent, trademark and trade secret protection of our proprietary technologies and our product candidates, their respective components,

 

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formulations, combination therapies, and methods used to manufacture them and methods of treatment, as well as successfully defending these patents against third-party challenges. Our ability to stop unauthorized third parties from making, using, selling, offering to sell or importing our product candidates is dependent upon the extent to which we have rights under valid and enforceable patents that cover these activities. If we are unable to secure and maintain patent protection for any product or technology we develop, or if the scope of the patent protection secured is not sufficiently broad, our competitors could develop and commercialize products and technology similar or identical to ours, and our ability to commercialize any product candidates we may develop may be adversely affected. The patenting process is expensive and time-consuming, and we may not be able to file, prosecute and maintain or in-license, all necessary or desirable patent applications at a reasonable cost or in a timely manner. In addition, we may not pursue, obtain or maintain patent protection in all relevant markets. It is also possible that we will fail to identify patentable aspects of our research and development output before it is too late to obtain patent protection. Moreover, in some circumstances, we may not have the right to control the preparation, filing and prosecution of patent applications or to maintain the patents, covering technology that we license from or license to third parties, and are reliant for such purposes on our licensors or licensees. In addition, we cannot guarantee that patent applications or patents that we initially believe to be owned by the company or a licensor will not be found to be encumbered by third party ownership or other third party rights that may not have been evident to us at the time of preparation, filing or in-licensing. For instance, such rights could arise from the intellectual contributions of company employees who were previously employed by third parties, such as universities or other biopharmaceutical or pharmaceutical companies, including our competitors or potential competitors, or from the intellectual contributions of company consultants, advisors or independent contractors with current or previous relationships with such third parties. Therefore, these patents and applications may not be prepared, filed, prosecuted or enforced in a manner consistent with the best interests of our business. Furthermore, licenses from such third parties may be required or desirable but may not be available on reasonable terms, or at all.

The strength of patents in the biotechnology field involves complex legal and scientific questions and can be uncertain. The patent applications that we own or in-license may fail to result in issued patents with claims that cover our product candidates or uses thereof in the United States or in other foreign countries. Even if the patents are successfully issued, third parties may challenge the validity, enforceability or scope thereof, which may result in such patents being narrowed, invalidated or held unenforceable. Furthermore, even if they are unchallenged, our patents and patent applications may not adequately protect our intellectual property or prevent others from designing around its claims. If the breadth or strength of protection provided by the patent applications we hold with respect to our product candidates is threatened, this could dissuade companies from collaborating with us to develop, and threaten our ability to commercialize, our product candidates. Further, if we encounter delays in our clinical trials, the period of time during which we could market our product candidates under patent protection would be reduced. Since patent applications in the United States and most other countries are confidential for a period of time after filing, we cannot be certain that we were the first to file any patent application related to our product candidates.

We may be required to disclaim part or all of the term of certain patents or all of the term of certain patent applications. There may be prior art of which we are not aware that may affect the validity or enforceability of a patent claim, and we may be subject to a third-party submission of prior art to the United States Patent and Trademark Office (“USPTO”) in connection with pending patent applications, and any analogous procedures outside the United States. There also may be prior art of which we are aware, but which we believe does not affect the validity or enforceability of a claim, which may, nonetheless, ultimately be found to affect the validity or enforceability of a claim. No assurance can be given that if challenged, our patents would be found by a court to be valid or enforceable or that even if found valid and enforceable, a competitor’s technology or product would be found by a court to infringe our patents. We may analyze patents or patent applications of our competitors that we believe are relevant to our activities and conclude that we are free to operate in relation to our product candidates, but our competitors may ultimately obtain issued claims, including in patents we consider to be unrelated, which block our efforts or may potentially result in our product candidates or our activities infringing such claims. The possibility exists that others will develop products which compete with our

 

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products on an independent basis which do not infringe our patents or other intellectual property rights or will design around the claims of patents to which we have rights that cover our products.

The United States has enacted and implemented wide-ranging patent reform legislation. The U.S. Supreme Court has ruled on several patent cases in recent years, either narrowing the scope of patent protection available or the availability of patent protection in certain circumstances or weakening the rights of patent owners in certain situations. In addition to increasing uncertainty with regard to our ability to obtain patents in the future, this combination of events has created uncertainty with respect to the value of patents that have already issued. Depending on actions by the U.S. Congress, the federal courts and the USPTO, the laws and regulations governing patents could change in unpredictable ways that would weaken our ability to obtain new patents or to enforce patents that we have licensed or that we might obtain in the future. For example, recent decisions raise questions regarding the award of patent term adjustment (“PTA”) for patents in families where related patents have issued without PTA. Thus, it cannot be said with certainty how PTA will/will not be viewed in the future and whether patent expiration dates, or even patent validity, may be impacted. Similarly, changes in patent law and regulations in other countries or jurisdictions or changes in the governmental bodies that enforce them or changes in how the relevant governmental authority enforces patent laws or regulations may weaken our ability to obtain new patents or to enforce patents that we have licensed or that we may obtain in the future. For example, the complexity and uncertainty of European patent laws have also increased in recent years. In Europe, a new unitary patent system took effect June 1, 2023, which has significantly impacted European patents, including those granted before June 1, 2023. Under the unitary patent system, European applications have the option, upon grant of a patent, of becoming a Unitary Patent which is subject to the jurisdiction of the Unitary Patent Court (“UPC”). Additionally, certain non-Unitary Patents that are European patents may also be subject to the jurisdiction of the UPC. As the UPC is a new court system, there is only a limited established body of substantive and procedural precedents, which increases the uncertainty of any litigation. Proprietors of certain European patents granted before the implementation of the UPC have the option of opting such patents out of the jurisdiction of the UPC and designating such patents as being subject to the jurisdiction of national courts. Patents that remain under the jurisdiction of the UPC will be potentially vulnerable to a single UPC-based revocation challenge that, if successful, could invalidate the patent in all countries who are signatories to the UPC. We cannot predict with certainty the long-term effects of any potential changes.

The degree of future protection for our proprietary rights is uncertain because legal means afford only limited protection and may not adequately protect our rights or permit us to gain or keep our competitive advantage. For example:

 

   

others may be able to make or use compounds or proteins that are similar to our product candidates but that are not covered by the claims of patents to which we have rights;

 

   

biologic drugs that are among our current product candidates may eventually become commercially available in biosimilar drug products. Patent protection for our products may not be available at all or may only be available with regard to the formulation of such products or methods of using such products, which are considered to provide limited protection;

 

   

we or our licensors, as the case may be, may fail to meet our obligations to the U.S. government in regards to any in-licensed patents and patent applications funded by U.S. government grants, leading to the loss of patent rights and exclusivity;

 

   

we or our licensors, as the case may be, might not have been the first to file patent applications for these inventions and, as a result, may be unable to obtain any patent protection for such inventions;

 

   

others may independently develop similar or alternative technologies or duplicate any of our technologies;

 

   

it is possible that our pending patent applications will not result in issued patents;

 

   

it is possible that there are prior public disclosures that could invalidate our or our licensors’ patents, as the case may be, or parts of our patents or licensors’ patents;

 

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it is possible that others may circumvent our owned or in-licensed patents without infringing them;

 

   

it is possible that there are unpublished applications or patent applications maintained in secrecy that may later issue with claims covering our products or technology similar to our own;

 

   

the laws of foreign countries may not protect ours or our licensors’, as the case may be, proprietary rights to the same extent as the laws of the United States;

 

   

the claims of our owned or in-licensed issued patents or patent applications, if and when issued, may not cover our product candidates;

 

   

our owned or in-licensed issued patents may not provide us with any competitive advantages, may be narrowed in scope or be held invalid or unenforceable as a result of legal challenges by third parties;

 

   

the inventors of our owned or in-licensed patents or patent applications may become involved with competitors, develop products or processes which design around our patents or become hostile to us or the patents or patent applications on which they are named as inventors;

 

   

it is possible that our owned or in-licensed patents or patent applications omit individual(s) that should be listed as inventor(s) or include individual(s) that should not be listed as inventor(s), which may cause these patents or patents issuing from these patent applications to be held invalid or unenforceable;

 

   

we have engaged in scientific collaborations in the past and will continue to do so in the future. Such collaborators may develop adjacent or competing products to ours that are outside the scope of our patents;

 

   

we may not develop, or may not be able to develop, additional proprietary technologies for which we can obtain patent protection;

 

   

it is possible that product candidates we develop may be covered by third parties’ patents or other exclusive rights; and

 

   

the patents of others may have an adverse effect on our business.

If we are unable to obtain and maintain sufficient intellectual property protection for our product candidates or if the scope of the intellectual property protection is not sufficiently broad, our competitors could develop and commercialize products similar or identical to ours, and our ability to successfully commercialize our products may be adversely affected.

We rely upon a combination of patents, trademarks, trade secret protection and confidentiality agreements to protect the intellectual property related to our product candidates and technologies and to prevent third parties from copying and further developing our inventions and intellectual property, thus eroding our competitive position in our markets. Our success depends in large part on our ability to obtain and maintain patent protection for our product candidates and their intended uses, maintain trade secret protection of our product candidates, as well as our ability to operate without infringing the proprietary rights of others. We seek to protect our proprietary position by filing patent applications in the United States and abroad related to our novel inventions and technologies that are important to our business or by in-licensing such patent rights. Our pending and future patent applications, including in-licensed patent applications, may not result in patents being issued or may not result in issued patents that will afford sufficient protection of our product candidates or their intended uses nor can there be any assurance that any patents that issue will be infringed, not designed around and not invalidated by third parties, or that they will effectively prevent others from commercializing competitive technologies or products.

Obtaining and enforcing patents is expensive and time-consuming, and we may not be able to file and prosecute all necessary or desirable patent applications or maintain or enforce patents that may issue based on our patent applications, or in-license any similar rights, at a reasonable cost or in a timely manner, including due

 

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to delays as a result of global pandemics impacting our or our licensors’ operations. Further, we may decide to not pursue or seek patent protection in all relevant markets. It is also possible that we will fail to identify patentable aspects of our research and development results before it is too late to obtain patent protection. Although we enter into non-disclosure and confidentiality agreements with parties who have access to patentable aspects of our research and development output, such as our employees, corporate collaborators, outside scientific collaborators, contract research organizations, contract manufacturers, consultants, advisors and other third parties, any of these parties may breach these agreements and disclose such results before a patent application is filed, thereby jeopardizing our ability to seek and obtain patent protection. If we delay in filing a patent application, and a competitor files a patent application on the same or a similar technology before we do, we may face a limited ability to secure patent rights, or we may not be able to obtain a patent on such technology at all. Even if we are able to obtain a patent covering such technology, we may only be able to obtain a narrow scope of protection, and such narrow scope may be inadequate to protect our product candidates, or to block competitor products or product candidates that are similar to ours.

Composition of matter patents for pharmaceutical product candidates are considered to provide a strong form of intellectual property protection, because such patents provide protection for all uses of the product candidate. The claims in our pending patent applications, including in-licensed applications, that are directed to composition of matter coverage of our product candidates may not be found to be patentable by the USPTO or by patent offices in foreign countries. The courts in the United States or foreign countries may find that such patents are not valid and enforceable. Method of use patents protect the use of a product for the specified method. This type of patent does not prevent a competitor from making and marketing a product that is identical to our product for an indication that is outside the scope of the patented method. Moreover, even if competitors do not actively promote their product for our targeted indications, physicians may prescribe these products “off-label.” Although products distributed pursuant to off-label prescriptions may infringe or contribute to the infringement of method of use patents, the practice is common and such infringement is difficult to prevent or prosecute.

The patent position of biopharmaceutical companies generally is highly uncertain and involves complex legal and factual questions that are governed by laws and regulations that are subject to change. In recent years, patent rights have been the subject of much litigation, and such high rates of litigation may continue into the future. The issuance, scope, validity, enforceability and commercial value of our patent rights are subject to many factors including such litigation and, as a result, are subject to great uncertainty. Changes in either the patent laws or interpretation of the patent laws in the United States and other countries may diminish the value of our patent rights or narrow the scope of our patent protection. In addition, the laws of foreign countries may not protect our rights to the same extent as the laws of the United States, or vice versa.

We cannot ensure that patent rights relating to inventions described and claimed in our pending patent applications will issue or that patents based on our patent applications will not be challenged and rendered invalid or unenforceable.

The patent application process is subject to numerous risks and uncertainties, and we or any of our potential future collaborators may not be successful in protecting our product candidates by obtaining and successfully defending and enforcing patents. For example, we may not be aware of all third-party intellectual property rights potentially relating to our product candidates or their intended uses, and, as a result, the impact of such third-party intellectual property rights upon the patentability of our own patents and patent applications, including in-licensed patents and patent applications, as well as the impact of such third-party intellectual property upon our freedom to operate, is highly uncertain. Patent applications in the United States and other foreign jurisdictions are typically not published until 18 months after filing or, in some cases, not at all. Therefore, we cannot know with certainty whether we or our licensors were the first to make the inventions claimed in patents or pending patent applications to which we have rights or that we or our licensors were the first to file for patent protection of such inventions. As a result, the issuance, inventorship, scope, validity, enforceability and commercial value of our patent rights are highly uncertain. We or any of our potential future collaborators may not be successful in protecting our product candidates by obtaining and defending patents. Although we have rights to U.S. and foreign patent applications, we cannot predict:

 

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if and when patents may issue based on our or our licensors’ patent applications;

 

   

the scope of protection of any patent issuing based on our or our licensors’ patent applications;

 

   

whether the claims of any patent issuing based on our or our licensors’ patent applications will provide protection against competitors;

 

   

whether or not third parties will find ways to invalidate or circumvent our patent rights;

 

   

whether or not others will obtain patents claiming aspects similar to those covered by our or our licensors’ patents and patent applications;

 

   

whether we will need to initiate litigation or administrative proceedings to enforce or defend our patent rights which will be costly, time-consuming and require us to expend resources, whether we win or lose;

 

   

whether the patent applications that we own or in-license will result in issued patents with claims that cover our product candidates or uses thereof in the United States or in other foreign countries; and

 

   

whether we may experience patent office interruption or delays to our ability to timely secure patent rights covering our product candidates.

The claims in our or our licensors’ pending patent applications directed to our product candidates or technologies may not be considered patentable by the USPTO or by patent offices in foreign countries. Any such patent applications may not be issued as granted patents. One aspect of the determination of patentability of our inventions depends on the scope and content of the “prior art,” which is information that was or is deemed available prior to the priority date of the claimed invention. There may be prior art of which we are not aware that may affect the patentability of our or our licensors’ patent application claims or, if issued, affect the validity or enforceability of a patent claim. There may be disallowed double patenting among patents to which we have rights, which the patent examiner(s) fail to raise during prosecution. Even if the patents do issue based on our or our licensors’ patent applications, third parties may challenge the validity, enforceability or scope thereof, which may result in such patents being narrowed, invalidated or held unenforceable. Furthermore, even if they are unchallenged, patents in our portfolio (including in-licensed patents) may not adequately exclude third parties from practicing relevant technology or prevent others from designing around our claims. If the breadth or strength of our intellectual property position with respect to our product candidates is threatened, this could dissuade companies from collaborating with us to develop, and threaten our ability to commercialize, our product candidates.

Our and our licensors’ pending patent applications may be challenged in the USPTO or in patent offices in foreign countries. Also, because the issuance of a patent is not conclusive as to its scope, validity or enforceability, even issued patents may later be found invalid or unenforceable or may be modified or revoked in proceedings instituted by third parties before various patent offices or in courts. For example, our and our licensors’ pending patent applications may be subject to third-party pre-issuance submissions of prior art to the USPTO or patent offices in foreign countries, or our issued patents may be subject to post-grant review (“PGR”) proceedings, oppositions, derivations, reexaminations or inter partes review (“IPR”) proceedings, in the United States or elsewhere, challenging our patent rights. An adverse determination in any such challenges may result in loss of exclusivity or in our patent rights being narrowed, invalidated or held unenforceable, in whole or in part, which could limit our ability to stop others from using or commercializing similar or identical technologies and products or limit the duration of the patent protection of our technologies and product candidates. In addition, given the amount of time required for the development, testing and regulatory review of new product candidates, patents protecting such candidates might expire before or shortly after such candidates are commercialized. As a result, only limited protection may be available and our patent rights may not provide us with sufficient rights or permit us to gain or keep any competitive advantage. Any failure to obtain or maintain patent protection with respect to our product candidates or their uses could have a material adverse effect on our business, financial condition, results of operations and prospects.

 

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We may rely on trade secret and proprietary know-how which can be difficult to trace and enforce and, if we are unable to protect the confidentiality of our trade secrets, our business and competitive position would be harmed.

In addition to seeking patent protection for our product candidates and technologies, we may rely on trade secret protection and confidentiality agreements to protect proprietary know-how that is not patentable, processes for which patents are difficult to enforce and any other elements of our discovery and development processes that involve proprietary know-how, information or technology that is not covered by patents or that may alternatively be covered by trade secret protection or through measures of confidentiality. Elements of our product candidates, including processes for their preparation and manufacture, may involve proprietary know-how, information or technology that is not covered by patents, or that is more advantageously protected by trade secrets or confidentiality, and thus for these aspects we may consider trade secrets and know-how to be our primary intellectual property. We may also rely on trade secret protection as temporary protection for concepts that may be included in a future patent filing. We expect to rely on CROs and third parties to generate chemical molecules and important research data. Any disclosure, either intentional or unintentional, by our employees or third-party consultants and vendors or CROs that we engage to perform research, clinical trials or manufacturing activities or misappropriation by third parties (such as through a cybersecurity breach) of our trade secrets or proprietary information could enable competitors to duplicate or surpass our technological achievements, thus eroding our competitive position in our market. Because we rely on third parties in the development and manufacture of our product candidates, we must, at times, share trade secrets with them. Our reliance on third parties requires us to share our trade secrets, which increases the possibility that a competitor will discover them or that our trade secrets will be misappropriated or disclosed.

However, trade secret protection will not protect us from innovations that a competitor develops independently of our proprietary know-how. If a competitor independently develops a technology that we protect as a trade secret and files a patent application on that technology, then we may not be able to patent that technology in the future, may require a license from the competitor to use our own technology or know-how, and if the license is not available on commercially viable terms, then we may not be able to complete development of, or commercialize, our products. Although we require all of our employees, consultants, collaborators, CROs, contract manufacturers, advisors and any third parties who have access to our proprietary know-how, information or technologies to enter into confidentiality agreements, we cannot guarantee that we have entered into such agreements with each party that may have or has had access to our trade secrets or proprietary technology and processes. We cannot be certain that our trade secrets and other confidential proprietary information may not be disclosed or that competitors will not otherwise gain access to our trade secrets or independently develop substantially equivalent information and techniques. Despite these efforts, any of these parties may breach the agreements and disclose our proprietary information, including our trade secrets, and we may not be able to obtain adequate remedies for such breaches. Enforcing a claim that a party unlawfully disclosed or misappropriated a trade secret is difficult, expensive and time-consuming, and the outcome is unpredictable. Furthermore, the laws of some foreign countries do not protect proprietary rights, such as trade secrets rights, to the same extent or in the same manner as the laws of the United States. As a result, we may encounter significant problems in protecting and defending our intellectual property both in the United States and abroad. We may need to share our proprietary information, including trade secrets, with future business partners, collaborators, contractors and others located in countries at heightened risk of theft of trade secrets, including through direct intrusion by private parties or foreign actors, and those affiliated with or controlled by state actors. We also seek to preserve the integrity and confidentiality of our data and trade secrets by maintaining physical security of our premises and physical and electronic security of our information technology systems. While we have confidence in these individuals, organizations and systems, agreements or security measures may be breached, and we may not have adequate remedies for any breach. If we are unable to prevent unauthorized material disclosure of our intellectual property to third parties, we will not be able to establish or maintain a competitive advantage in our market, and this scenario could materially adversely affect our business, financial condition and results of operations.

 

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Changes in U.S. patent law or the patent law of other countries or jurisdictions could diminish the value of patents in general, thereby impairing our ability to protect our current and any future product candidates.

Changes in either the patent laws or interpretation of the patent laws in the United States and other foreign countries could increase uncertainties and costs and may diminish our ability to protect our inventions, obtain, maintain and enforce our intellectual property rights and, more generally, could affect the value of our patent rights or narrow the scope of our patent rights. The Leahy-Smith America Invents Act of 2011 (the “Leahy-Smith Act”) included several significant changes to U.S. patent law that impacted how patent rights could be prosecuted, enforced and defended. These include provisions that affect the way patent applications are prosecuted, redefine prior art and provide more efficient and cost-effective avenues for competitors to challenge the validity of patents. These include allowing third-party submission of prior art to the USPTO during patent prosecution and additional procedures to attack the validity of a patent by USPTO administered post-grant proceedings, including PGR, IPR and derivation proceedings. Further, because of a lower evidentiary standard in these USPTO post-grant proceedings compared to the evidentiary standard in United States federal courts necessary to invalidate a patent claim, a third party could potentially provide evidence in a USPTO proceeding sufficient for the USPTO to hold a patent claim invalid even though the same evidence would be insufficient to invalidate the patent claim if first presented in a district court action. Accordingly, a third party may attempt to use the USPTO procedures to invalidate our or our licensors’ patent claims that would not have been invalidated if first challenged by the third party as a defendant in a district court action. Thus, the Leahy-Smith Act and its implementation could increase the uncertainties and costs surrounding the prosecution of our and our licensors’ patent applications and the enforcement or defense of our or our licensors’ issued patents, all of which could have a material adverse effect on our business, financial condition, results of operations and prospects.

In addition, under the Leahy-Smith Act, the United States transitioned from a “first-to-invent” system to a “first-to-file” system in which, assuming that the other statutory requirements are met, the first inventor to file a patent application will be entitled to the patent on an invention regardless of whether a third party was the first to invent the claimed invention. A third party that files a patent application in the USPTO after March 2013, but before we or our licensors file an application covering the same invention, could therefore be awarded a patent covering an invention to which we have rights even if we or our licensors made the invention before it was made by such third party. This will require us and our licensors to be cognizant of the time from invention to filing of a patent application. Since patent applications in the United States and most other countries are confidential for a period of time after filing or until issuance, we cannot be certain that we or our licensors were the first to either (i) file any patent application related to our product candidates and other proprietary technologies we may develop or (ii) invent any of the inventions claimed in our or our licensor’s patents or patent applications. Even where we have a valid and enforceable patent, we may not be able to exclude others from practicing the claimed invention where the other party can show that they used the invention in commerce before our filing date or the other party benefits from a compulsory license.

These and future changes in patent law could increase the uncertainties and costs surrounding the prosecution of our and our licensors’ patent applications and the enforcement or defense of our and our licensors’ issued patents, all of which could have a negative effect on our business.

In addition, the U.S. Supreme Court has ruled on several patent cases in recent years, either narrowing the scope of patent protection available in certain circumstances or weakening the rights of patent owners in certain situations. In addition to increasing uncertainty with regard to our and our licensors’ ability to obtain patents in the future, this combination of events has created uncertainty with respect to the value of patents, already obtained. Depending on actions by the U.S. Congress, the federal courts and the USPTO, the laws and regulations governing patents could change in unpredictable ways that would weaken our and our licensors’ ability to obtain new patents or to enforce patents that we have licensed or that we might obtain or license in the future. Similarly, changes in patent law and regulations in other countries or jurisdictions or changes in the governmental bodies that enforce them or changes in how the relevant governmental authority enforces patent laws or regulations may weaken our and our licensors’ ability to obtain new patents or to enforce patents that we have licensed or that we may obtain or license in the future.

 

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We may be involved in lawsuits or proceedings to protect or enforce our patents or other intellectual property or the patents of our licensors, which could be expensive, time-consuming and unsuccessful.

Competitors or other third parties may infringe or otherwise violate our patents, trademarks or other intellectual property or the patents of our licensors. To stop infringement or unauthorized use, we or our licensors may be required to file infringement claims, which can be expensive and time-consuming. In addition, in an infringement proceeding, a court may decide that one or more of our or licensors’ patents is not valid or is unenforceable or may refuse to stop the other party from using the technology at issue on the grounds that our or our licensors’ patents do not cover the technology in question. An adverse result in any litigation or defense proceedings could put one or more patents to which we have rights at risk of being invalidated, held unenforceable or interpreted narrowly and could place patent applications to which we have rights under the risk of not issuing. Defense of these claims, regardless of their merit, would involve substantial litigation expense and would be a substantial diversion of employee resources from our business.

We may choose to challenge the patentability of claims in a third party’s U.S. patent by requesting that the USPTO review the patent claims in an ex-parte re-exam, inter partes review or post-grant review proceedings. These proceedings are expensive and may consume our time or other resources. We may choose to challenge a third party’s patent in patent opposition proceedings in the foreign patent offices. The costs of these opposition proceedings could be substantial and may consume our time or other resources. If we fail to obtain a favorable result at the USPTO or other patent office then we may be exposed to litigation by a third party alleging that the patent is infringed by our product candidates or proprietary technologies.

In addition, because (i) some patent applications in the United States may be maintained in secrecy until the patents are issued, (ii) other patent applications in the United States and patent applications in many foreign jurisdictions are typically not published until 18 months after filing and (iii) publications in the scientific literature often lag behind actual discoveries, we cannot be certain that others have not filed patent applications for technology covered by our owned or in-licensed issued patents or our owned or in-licensed pending applications, or that we or, if applicable, a licensor, was the first to invent the technology. Our competitors may have filed, and may in the future file, patent applications covering products or technology similar to ours before we or our licensors do so. Any such patent application may have priority over our owned and in-licensed patent applications or patents, which could require us to eventually seek to obtain rights to issued patents covering such technologies from third parties. If another party has filed a U.S. patent application on inventions similar to those owned by or in-licensed to us, we or, in the case of in-licensed technology, the licensor, may have to participate in an interference proceeding declared by the USPTO to determine priority of invention in the United States. We or our licensors may lose patent rights as a result. If we or one of our licensors is a party to an interference proceeding involving a U.S. patent application on inventions owned by or in-licensed to us, we may incur substantial costs, unduly occupy our management’s time in connection with legal proceedings, divert management from its usual duties and substantially expend other resources, even if we are successful.

Interference proceedings provoked by third parties or brought by the USPTO may be necessary to determine the priority of inventions with respect to our patents or patent applications or those of our licensors. An unfavorable outcome could result in a loss of our or our licensors’ current patent rights and could require us to cease using the related technology or to attempt to license rights to it from a prevailing third party or other third party. Our business could be harmed if the prevailing party or the other third party does not offer us a license on commercially reasonable terms or at all. Litigation or interference proceedings may result in a decision adverse to our interests and, even if we are successful, may result in substantial costs and distract our management and other employees. We may not be able to prevent, alone or with our licensors, misappropriation of our proprietary or confidential information, particularly in countries where the laws may not protect those rights as fully as in the United States.

Furthermore, because of the substantial amount of discovery required in connection with intellectual property litigation, there is a risk that some of our confidential information could be compromised by disclosure

 

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during intellectual property litigation. In addition, there could be public announcements of the results of hearings, motions or other interim proceedings or developments. If securities analysts or investors perceive these results to be negative, it could have a substantial adverse effect on the price of our common stock.

Because of the expense and uncertainty of litigation, we may not be in a position to enforce our intellectual property rights against third parties.

Because of the expense and uncertainty of litigation, we may conclude that even if a third party is infringing our or our licensors’ issued patent, or any patents that may be issued as a result of our or our licensors’ pending or future patent applications or other intellectual property rights, the risk-adjusted cost of bringing and enforcing such a claim or action may be too high or not in the best interest of our company or our stockholders, or it may be otherwise impractical or undesirable to enforce our intellectual property. Our competitors or other third parties may be able to sustain the costs of complex patent litigation or proceedings more effectively than we can because of their greater financial resources and more mature and developed intellectual property portfolios. In such cases, we may decide that the more prudent course of action is to simply monitor the situation or initiate or seek some other non-litigious action or solution. In addition, the uncertainties associated with litigation could compromise our ability to raise the funds necessary to continue our clinical trials, continue our internal research programs, in- license needed technologies or other product candidates or enter into development partnerships that would help us bring our product candidates to market.

We may be subject to claims that our employees, consultants or advisors have wrongfully used or disclosed trade secrets or other confidential information of their current or former employers or claims asserting inventorship or ownership of what we regard as our own intellectual property.

Many of our employees, consultants and advisors are currently or were previously employed at universities or other healthcare, biotechnology or pharmaceutical companies, including our competitors or potential competitors and our licensors. Although we try to ensure that our employees, consultants and advisors do not use the proprietary information or know-how of others in their work for us, we may be subject to claims that we or these individuals have used or disclosed intellectual property, including trade secrets or other proprietary information, of any such individual’s current or former employer or client without authorization. Litigation may be necessary to defend against these claims. If we fail in defending any such claims, in addition to paying monetary damages, we may lose valuable intellectual property rights or personnel. Even if we are successful in defending against such claims, litigation could result in substantial costs, the expenditure of other resources and be a distraction to management.

We may be subject to claims that former employees, collaborators or other third parties have an interest in our or our licensors’ patents or other intellectual property as an inventor or co-inventor. The failure to name the proper inventors on a patent application can result in the patents issuing thereon being invalid or unenforceable. Inventorship disputes may arise from conflicting views regarding the contributions of different individuals named as inventors, the effects of foreign laws where foreign nationals are involved in the development of the subject matter of the patent, conflicting obligations of third parties involved in developing our product candidates or as a result of questions regarding co-ownership of potential joint inventions. For example, we may have inventorship disputes arise from conflicting obligations of consultants or others who are involved in developing our product candidates. Litigation may be necessary to defend against these and other claims challenging inventorship. Alternatively, or additionally, we may enter into agreements to clarify the scope of our rights in such intellectual property. If we fail in defending any such claims, in addition to paying monetary damages, we may lose valuable intellectual property rights, such as exclusive ownership of, or rights to use, valuable intellectual property. Such an outcome could have a material adverse effect on our business. Even if we are successful in defending against such claims, litigation could result in substantial costs, the expenditure of other resources and be a distraction to our management and other employees.

Our licensors may have relied on third-party consultants or collaborators or on funds from third parties, such as the U.S. government, such that our licensors are not the sole and exclusive owners of the patents we

 

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in-licensed. If other third parties have ownership rights or other rights to our in-licensed patents, they may be able to license such patents to our competitors, and our competitors could market competing product candidates and technology. This could have a material adverse effect on our competitive position, business, financial conditions, results of operations and prospects.

In addition, while it is our policy to require our employees and contractors who may be involved in the conception or development of intellectual property to execute agreements assigning such intellectual property to us, we may be unsuccessful in executing such an agreement with each party who, in fact, conceives or develops intellectual property that we regard as our own. The assignment of intellectual property rights may not be self-executing, or the assignment agreements may be breached, and we may be forced to bring claims against third parties, or defend claims that they may bring against us, to determine the ownership of what we regard as our intellectual property. Our in-licensed intellectual property is also subject to such risks. Any claims that we may be forced to defend against or that we assert could have a material adverse effect on our business, financial condition, results of operations and prospects.

Rights to improvements to our product candidates may be held by third parties.

In the course of testing our current or future product candidates, we may enter into agreements with third parties to conduct clinical testing, which may provide that improvements to our product candidates may be owned solely by a third party or jointly between the parties. If we determine that rights to such improvements owned solely by a third party are necessary to commercialize our product candidates or maintain our competitive advantage, we may need to obtain a license from such third party in order to use the improvements and continue developing, manufacturing or marketing the product candidates. However, we may not be able to obtain any required license on commercially reasonable terms or at all. Even if we were able to obtain such a license, it could be granted on non-exclusive terms, thereby potentially giving our competitors and other third parties access to the same technologies licensed to us. Failure to obtain a license on commercially reasonable terms or at all, or to obtain an exclusive license, could prevent us from commercializing our current or future product candidates or force us to cease some of our business operations, which could materially harm our business. If we determine that rights to improvements jointly owned between us and a third party are necessary to commercialize our product candidates or maintain our competitive advantage, we may need to obtain an exclusive license from such third party. If we are unable to obtain an exclusive license to any such third-party co-owners’ interest in such improvements, such co-owners may be able to license their rights to other parties, including our competitors, and our competitors could market competing products and technology. In addition, we may need the cooperation of any such co-owners of our intellectual property in order to enforce such intellectual property against other parties, and such cooperation may not be provided to us. Any of the foregoing could have a material adverse effect on our competitive position, business, financial conditions, results of operations and prospects.

We may not identify relevant third-party patents or may incorrectly interpret the relevance, scope or expiration date of a third-party patent, which might adversely affect our ability to develop and market our products.

We cannot guarantee that any patent searches or analyses that are performed, including the identification of relevant patents, the scope of patent claims or the expiration dates of relevant patents, are complete or thorough, nor can we be certain that we have identified each and every third-party patent and pending application in the United States and abroad that is relevant to or necessary for the commercialization of our current or future product candidates in any jurisdiction. The scope of a patent claim is determined by an interpretation of the law, the language of the claim, the written disclosure in the relevant patent and the patent’s prosecution history. Our interpretation of the relevance or the scope of a patent or a pending application may be incorrect, which may negatively impact our ability to market our future products. We may incorrectly determine that our products are not covered by a third-party patent or may incorrectly predict whether a third-party’s pending application will issue with claims of relevant scope. Our determination of the expiration date of any patent in the United States or abroad that we consider relevant may be incorrect, which may negatively impact our ability to develop and market our product candidates. Our failure to identify and correctly interpret relevant patents may negatively impact our ability to develop and market our future products.

 

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We may not be successful in obtaining or maintaining necessary rights to our product candidates through acquisitions and in-licenses.

Because our programs may in the future require the use of proprietary rights held by third parties, the growth of our business may depend in part on our ability to acquire, in-license or use these third-party proprietary rights. We may be unable to acquire or in-license any compositions, methods of use, processes or other third-party intellectual property rights from third parties that we identify as necessary for our product candidates. The licensing and acquisition of third-party intellectual property rights is a competitive area, and a number of more established companies may pursue strategies to license or acquire third-party intellectual property rights that we may consider attractive or necessary. These established companies may have a competitive advantage over us due to their size, capital resources and greater clinical development and commercialization capabilities. In addition, companies that perceive us to be a competitor may be unwilling to assign or license rights to us. We also may be unable to license or acquire third-party intellectual property rights on terms that would allow us to make an appropriate return on our investment or at all. If we are unable to successfully obtain rights to required third-party intellectual property rights or maintain the existing intellectual property rights we have, we may have to abandon development of the relevant program or product candidate, which could have a material adverse effect on our business, financial condition, results of operations and prospects.

While we seek to obtain the right to control prosecution, maintenance and enforcement of the patents relating to our product candidates, there may be times when the filing and prosecution activities for patents and patent applications relating to our product candidates are controlled by our future licensors or collaboration partners. If any of our future licensors or collaboration partners fail to prosecute, maintain and enforce such patents and patent applications in a manner consistent with the best interests of our business, including by payment of all applicable fees for patents covering our product candidates, we could lose our rights to the intellectual property or our exclusivity with respect to those rights, our ability to develop and commercialize those product candidates may be adversely affected and we may not be able to prevent competitors from making, using and selling competing products. In addition, even where we have the right to control patent prosecution of patents and patent applications we have licensed to and from third parties, we may still be adversely affected or prejudiced by actions or inactions of our licensees, our future licensors and their counsel that took place prior to the date upon which we assumed control over patent prosecution.

We may enter into license agreements in the future with others to advance our existing or future research or allow commercialization of our current or future product candidates. These licenses may not provide exclusive rights to use such intellectual property and technology in all relevant fields of use and in all territories in which we may wish to develop or commercialize our product candidates in the future.

In addition, subject to the terms of any such license agreements, we may not have the right to control the preparation, filing, prosecution, maintenance, enforcement and defense of patents and patent applications covering the technology that we license from third parties. In such an event, we cannot be certain that these patents and patent applications will be prepared, filed, prosecuted, maintained, enforced and defended in a manner consistent with the best interests of our business. If our future licensors fail to prosecute, maintain, enforce and defend such patents or patent applications or lose rights to those patents or patent applications, the rights we have licensed may be reduced or eliminated, and our right to develop and commercialize any of our current or future product candidates that are subject of such licensed rights could be adversely affected.

Our future licensors may rely on third-party consultants or collaborators or on funds from third parties such that our future licensors are not the sole and exclusive owners of the patents we in-license. If other third parties have ownership rights to our future in-licensed patents, they may be able to license such patents to our competitors, and our competitors could market competing products and technology. This could have a material adverse effect on our competitive position, business, financial conditions, results of operations and prospects.

 

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It is possible that we may be unable to obtain necessary licenses at a reasonable cost or on reasonable terms, if at all. Even if we are able to obtain a license, it may be non-exclusive, thereby giving our competitors access to the same technologies licensed to us. In that event, we may be required to expend significant time and resources to redesign our technology, product candidates or the methods for manufacturing them or to develop or license replacement technology, all of which may not be feasible on a technical or commercial basis. If we are unable to do so, we may be unable to develop or commercialize the affected product candidates, which could harm our business, financial condition, results of operations and prospects significantly. We cannot provide any assurances that third-party patents do not exist which might be enforced against our current technology, manufacturing methods, product candidates or future methods or products resulting in either an injunction prohibiting our manufacture or future sales or, with respect to our future sales, an obligation on our part to pay royalties or other forms of compensation to third parties, which could be significant.

Disputes may arise between us and our future licensors regarding intellectual property subject to a license agreement, including:

 

   

the scope of rights granted under the license agreement and other interpretation-related issues;

 

   

whether and the extent to which our technology and processes infringe on intellectual property of the licensor that is not subject to the licensing agreement;

 

   

our right to sublicense patents and other rights to third parties;

 

   

our diligence obligations under the license agreement and what activities satisfy those diligence obligations;

 

   

our right to transfer or assign the license;

 

   

when and under what conditions the license agreement may be terminated and the consequences thereof;

 

   

the inventorship and ownership of inventions and know-how resulting from the joint creation or use of intellectual property by our future licensors and us and our partners; and

 

   

the priority of invention of patented technology.

In addition, the agreements under which we license intellectual property or technology from third parties are complex, and certain provisions in such agreements may be susceptible to multiple interpretations. The resolution of any contract interpretation disagreement that may arise could narrow what we believe to be the scope of our rights to the relevant intellectual property or technology, or increase what we believe to be our financial or other obligations under the relevant agreement, either of which could have a material adverse effect on our business, financial condition, results of operations and prospects. Moreover, if disputes over intellectual property that we license in the future prevent or impair our ability to maintain our licensing arrangements on commercially acceptable terms, we may be unable to successfully develop and commercialize the affected product candidates, which could have a material adverse effect on our business, financial conditions, results of operations and prospects.

In spite of our best efforts, our future licensors might conclude that we materially breached our license agreements and might therefore terminate the license agreements, thereby removing our ability to develop and commercialize products and technology covered by these license agreements. If these in-licenses are terminated, or if the underlying patents fail to provide the intended exclusivity, competitors might have the freedom to seek regulatory approval of, and to market, products identical to ours. This could have a material adverse effect on our competitive position, business, financial conditions, results of operations and prospects.

From time to time, we may be required to license technologies relating to our programs from additional third parties to further develop or commercialize our current or future product candidates. Should we be required to obtain licenses to any third-party technology, including any such patents required to manufacture, use or sell

 

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our product candidates, such licenses may not be available to us on commercially reasonable terms, or at all. The inability to obtain any third-party license required to develop or commercialize any of our product candidates could cause us to abandon any related efforts, which could seriously harm our business and operations.

Third-party claims of intellectual property infringement may prevent or delay our product discovery, development and commercialization efforts.

Our commercial success depends in part on our ability to develop, manufacture, market and sell our product candidates and use our proprietary technologies without infringing the proprietary rights of third parties. There is a substantial amount of litigation involving patents and other intellectual property rights in the biotechnology and pharmaceutical industries, as well as administrative proceedings for challenging patents, including interference, derivation, inter partes review, post grant review and reexamination proceedings before the USPTO or oppositions and other comparable proceedings in foreign jurisdictions. We may be exposed to, or threatened with, future litigation by third parties having patent or other intellectual property rights alleging that our product candidates and proprietary technologies infringe their intellectual property rights. Numerous U.S. and foreign issued patents and pending patent applications, which are owned by third parties, exist in the fields in which we are developing our product candidates. There may be third-party patents or patent applications with claims to materials, formulations, methods of manufacture or methods for treatment related to our product candidates and programs. As the biotechnology and pharmaceutical industries expand and more patents are issued, the risk increases that our product candidates may give rise to claims of infringement of the patent rights of others. Moreover, it is not always clear to industry participants, including us, which patents cover various types of drugs, products or their methods of use or manufacture. Thus, because of the large number of patents issued and patent applications filed in our fields, there may be a risk that third parties may allege they have patent rights encompassing our product candidates, technologies or methods.

If a third-party claims that we infringe its intellectual property rights, we may face a number of issues, including, but not limited to:

 

   

infringement and other intellectual property claims which, regardless of merit, may be expensive and time-consuming to litigate and may divert our management’s attention from our core business;

 

   

substantial damages for infringement, which we may have to pay if a court decides that the product candidate or technology at issue infringes on or violates the third party’s rights, and, if the court finds that the infringement was willful, we could be ordered to pay treble damages and the patent owner’s attorneys’ fees;

 

   

a court prohibiting us from developing, manufacturing, marketing or selling our product candidates, or from using our proprietary technologies, unless the third party licenses its product rights to us, which it is not required to do;

 

   

if a license is available from a third party, we may have to pay substantial royalties, upfront fees and other amounts or grant cross-licenses to intellectual property rights for its products; and

 

   

redesigning our product candidates or processes so they do not infringe, which may not be possible or may require substantial monetary expenditures and time.

Some of our competitors may be able to sustain the costs of complex patent litigation more effectively than we can because they have substantially greater resources. In addition, any uncertainties resulting from the initiation and continuation of any litigation could have a material adverse effect on our ability to raise the funds necessary to continue our operations or could otherwise have a material adverse effect on our business, results of operations, financial condition and prospects.

Third parties may assert that we are employing their proprietary technology without authorization. Generally, conducting clinical trials and other development activities in the United States is protected under the

 

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Safe Harbor exemption as set forth in 35 U.S.C. § 271, and there are similar laws in some foreign jurisdictions. If any of our product candidates are approved by the FDA, that certain third party may then seek to enforce its patent by filing a patent infringement lawsuit against us. Even if we believe that any claims of such patent that could otherwise materially adversely affect commercialization of our product candidates, if approved, are valid and enforceable, we may be incorrect in this belief, or we may not be able to prove it in a litigation. In this regard, patents issued in the United States by law enjoy a presumption of validity that can be rebutted only with evidence that is “clear and convincing,” a heightened standard of proof. There may be third-party patents of which we are currently unaware with claims to materials, formulations, methods of manufacture or methods for treatment related to the use or manufacture of our product candidates. Because patent applications can take many years to issue, there may be currently pending patent applications which may later result in issued patents that our product candidates may infringe. In addition, third parties may obtain patents in the future and claim that use of our technologies infringes upon these patents. If any third-party patents were held by a court of competent jurisdiction to cover the manufacturing process of our product candidates, constructs or molecules used in or formed during the manufacturing process, or any final product itself, the holders of any such patents may be able to block our ability to commercialize the product candidate unless we obtained a license under the applicable patents or until such patents expire or they are finally determined to be held invalid or unenforceable. Similarly, if any third-party patent were held by a court of competent jurisdiction to cover aspects of our formulations, processes for manufacture or methods of use, the holders of any such patent may be able to block our ability to develop and commercialize the product candidate unless we obtained a license or until such patent expires or is finally determined to be held invalid or unenforceable. In either case, such a license may not be available on commercially reasonable terms or at all. If we are unable to obtain a necessary license to a third-party patent on commercially reasonable terms, or at all, our ability to commercialize our product candidates may be impaired or delayed, which could in turn significantly harm our business. Even if we obtain a license, it may be non-exclusive, thereby giving our competitors access to the same technologies licensed to us. In addition, if the breadth or strength of protection provided by our patents and patent applications is threatened, it could dissuade companies from collaborating with us to license, develop or commercialize current or future product candidates.

Parties making claims against us may seek and obtain injunctive or other equitable relief, which could effectively block our ability to further develop and commercialize our product candidates. Defense of these claims, regardless of their merit, would involve substantial litigation expense and would be a substantial diversion of employee resources from our business. In the event of a successful claim of infringement against us, we may have to pay substantial damages, including treble damages and attorneys’ fees for willful infringement, obtain one or more licenses from third parties, pay royalties or redesign its infringing products, which may be impossible or require substantial time and monetary expenditure. We cannot predict whether any such license would be available at all or whether it would be available on commercially reasonable terms. Even if such a license is available, it may be non-exclusive, which could result in our competitors gaining access to the same intellectual property. Furthermore, even in the absence of litigation, we may need to obtain licenses from third parties to advance our research or allow commercialization of our product candidates. We may fail to obtain any of these licenses at a reasonable cost or on reasonable terms, if at all. In that event, we would be unable to further develop and commercialize our product candidates, which could harm our business significantly.

Lastly, we may need to indemnify our customers and distributors against claims relating to the infringement of intellectual property rights of third parties related to our product candidates, including EVO756 and EVO301. Third parties may assert infringement claims against our customers or distributors. Our agreements with our customers or distributers may require us to initiate or defend protracted and costly litigation on behalf of our customers or distributors, regardless of the merits of these claims. If any of these claims succeed, we may be forced to pay damages on behalf of our customers, suppliers or distributors or may be required to obtain licenses for the product candidates or services they use. If we cannot obtain all necessary licenses on commercially reasonable terms, our customers may be forced to stop using our products or services.

 

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Our intellectual property licensed from third parties may be subject to retained rights.

Our future licensors may retain certain rights under their agreements with us, including the right to use the underlying technology for noncommercial academic and research use, to publish general scientific findings from research related to the technology and to make customary scientific and scholarly disclosures of information relating to the technology. It is difficult to monitor whether our licensors limit their use of the technology to these uses, and we could incur substantial expenses to enforce our rights to our licensed technology in the event of misuse.

Government agencies may provide funding, facilities, personnel or other assistance in connection with the development of the intellectual property rights owned by or licensed to us. Such government agencies may have retained rights in such intellectual property. The United States federal government retains certain rights in inventions produced with its financial assistance under the Patent and Trademark Law Amendments Act (the “Bayh-Dole Act”), including the right to grant or require us to grant mandatory licenses or sublicenses to such intellectual property to third parties under certain specified circumstances, including if it is necessary to meet health and safety needs that we are not reasonably satisfying or if it is necessary to meet requirements for public use specified by federal regulations, or to manufacture products in the United States. Any exercise of such rights, including with respect to any such required sublicense of these licenses could result in the loss of significant rights and could harm our ability to commercialize licensed products. While we currently are not engaging with university partners, we cannot be sure that any co-developed intellectual property will be free from government rights pursuant to the Bayh-Dole Act. If, in the future, we co-own or license in technology which is critical to our business that is developed in whole or in part with federal funds subject to the Bayh-Dole Act, our ability to enforce or otherwise exploit patents covering such technology may be adversely affected.

Obtaining and maintaining our patent protection depends on compliance with various procedural, document submission, fee payment and other requirements imposed by governmental patent agencies, and our patent protection could be reduced or eliminated for non-compliance with these requirements.

Periodic maintenance fees on any issued patent are due to be paid to the USPTO and foreign patent offices in several stages over the lifetime of the patent. Certain foreign jurisdictions also require the payment of periodic annuity payments to maintain patent applications and avoid their abandonment. The USPTO and various foreign governmental patent agencies require compliance with a number of other procedural, documentary, fee payment and other provisions during the patent application process and following the issuance of a patent. While an inadvertent lapse can in many cases be cured by payment of a late fee or by other means in accordance with the applicable rules, there are situations in which noncompliance can result in abandonment or lapse of the patent or patent application, resulting in partial or complete loss of patent rights in the relevant jurisdiction. Noncompliance events that could result in abandonment or lapse of a patent or patent application include, but are not limited to, failure to respond to official actions within prescribed time limits, non-payment of fees and failure to properly legalize and submit formal documents. In such an event, we or our licensors may fail to obtain patent protection, and our competitors might be able to enter the market, which would have a material adverse effect on our business.

Intellectual property rights do not necessarily address all potential threats to our business.

The degree of future protection afforded by our intellectual property rights is uncertain because intellectual property rights have limitations and may not adequately protect our business. The following examples are illustrative:

 

   

others may be able to make compounds or formulations that are similar to our product candidates but that are not covered by the claims of any patents that we own or control;

 

   

we or any strategic partners might not have been the first to make the inventions covered by the issued patents or pending patent applications that we own or control, which may cause such patents to be invalidated;

 

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we or our licensors might not have been the first to file patent applications covering certain of the inventions we own or control, which may prevent the patent applications from being granted or, if already granted, might cause them to be invalidated;

 

   

others may independently develop similar or alternative technologies or duplicate any of our technologies without infringing our intellectual property rights;

 

   

it is possible that noncompliance with the USPTO and foreign governmental agencies requirement for a number of procedural, documentary, fee payment and other provisions during the patent process or technology export can result in abandonment or lapse of a patent or patent application and partial or complete loss of patent rights in the relevant jurisdiction;

 

   

pending patent applications that we own or control may not lead to issued patents;

 

   

issued patents that we own or control may be held invalid or unenforceable as a result of legal challenges;

 

   

our competitors might conduct research and development activities in the United States and other foreign countries that provide a safe harbor from patent infringement claims for certain research and development activities, as well as in countries where we do not have patent rights and then use the information learned from such activities to develop competitive product candidates for sale in our major commercial markets;

 

   

we cannot predict the scope of protection of any patent issuing based on our patent applications, including whether the patent applications that we own or in-license will result in issued patents with claims directed to our product candidates or uses thereof in the United States or in other foreign countries;

 

   

there may be significant pressure on the U.S. government and international governmental bodies to limit the scope of patent protection both inside and outside the United States for disease treatments that prove successful, as a matter of public health policy;

 

   

countries other than the United States may have patent laws that are less favorable to patentees than those upheld by U.S. courts, allowing foreign competitors a better opportunity to create, develop and market competing product candidates;

 

   

the claims of any patent issuing based on our patent applications may not provide protection against competitors or any competitive advantages or may be challenged by third parties;

 

   

if enforced, a court may find that our patents are invalid, unenforceable or not infringed;

 

   

we may not develop additional proprietary technologies that are patentable; and

 

   

the patents of others may have an adverse effect on our business, including if others obtain patents claiming subject matter similar to or improving that covered by our patents and patent applications.

We may not be able to protect our intellectual property rights throughout the world, which could negatively impact our business.

Filing, prosecuting and defending patents covering our current and any future product candidates throughout the world would be prohibitively expensive, and our intellectual property rights in some countries outside the United States can have a different scope and strength than do those in the United States. Consequently, we may not be able to prevent third parties from practicing our or our licensors’ inventions in all countries outside the United States or from selling or importing products made using our or our licensors’ inventions in and into the United States or other countries. Competitors may use our or our licensors’ technologies in jurisdictions where we have not obtained patent protection to develop their own product candidates and, further, may export otherwise infringing product candidates to territories where we or our licensors may obtain patent protection, but where patent enforcement is not as strong as that in the United States. These product candidates may compete

 

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with our product candidates in jurisdictions where we and our licensors do not have any issued or licensed patents, and any future patent claims or other intellectual property rights may not be effective or sufficient to prevent them from so competing.

Many companies have encountered significant problems in protecting and defending intellectual property rights in foreign jurisdictions. The legal systems of certain countries, particularly certain developing countries, do not favor the enforcement of patents, trade secrets and other intellectual property, particularly those relating to biopharmaceutical products, which could make it difficult in those jurisdictions for us to stop the infringement or misappropriation of our patent rights or other intellectual property rights, or the marketing of competing products in violation of our proprietary rights. Proceedings to enforce our patent and other intellectual property rights in foreign jurisdictions could result in substantial costs and divert our efforts and attention from other aspects of our business. Furthermore, such proceedings could put our patent rights at risk of being invalidated, held unenforceable or interpreted narrowly, could put our or our licensors’ patent applications at risk of not issuing and could provoke third parties to assert claims of infringement or misappropriation against us. We may not prevail in any lawsuits that we initiate, and the damages or other remedies awarded, if any, may not be commercially meaningful. Similarly, if our trade secrets are disclosed in a foreign jurisdiction, competitors worldwide could have access to our proprietary information and we may be without satisfactory recourse.

Such disclosure could have a material adverse effect on our business. Moreover, our ability to protect and enforce our intellectual property rights may be adversely affected by unforeseen changes in foreign intellectual property laws. In addition, certain developing countries, including China and India, have compulsory licensing laws under which a patent owner may be compelled to grant licenses to third parties. In those countries, we and our licensors may have limited remedies if patents are infringed or if we or our licensors are compelled to grant a license to a third party, which could materially diminish the value of those patents. In addition, many countries limit the enforceability of patents against government agencies or government contractors. This could limit our potential revenue opportunities. Accordingly, our efforts to enforce our intellectual property rights around the world may be inadequate to obtain a significant commercial advantage from the intellectual property that we develop or license.

If our trademarks and trade names are not adequately protected, we may not be able to build name recognition in our markets of interest and our business may be adversely affected.

Our current or future trademarks or trade names may be challenged, opposed, infringed, circumvented, invalidated, cancelled, declared generic, determined to be not entitled to registration or determined to be infringing on other marks. During trademark registration proceedings, we may receive rejections of our applications by the USPTO or in foreign jurisdictions. Although we would be given an opportunity to respond to those rejections, we may be unable to overcome such rejections. In addition, in the USPTO and in comparable agencies in many foreign jurisdictions, third parties are given an opportunity to oppose pending trademark applications and to seek to cancel registered trademarks. Opposition or cancellation proceedings may be filed against our trademarks, and our trademarks may not survive such proceedings. Any trademark litigation could be expensive. In addition, we could be found liable for significant monetary damages, including treble damages, disgorgement of profits and attorneys’ fees, if we are found to have willfully infringed a trademark. We may not be able to protect our exclusive right to these trademarks and trade names or may be forced to stop using these names, which we need for name recognition by potential collaborators or customers in our markets of interest. If we are unable to establish name recognition based on our trademarks and trade names, we may not be able to compete effectively and our business may be adversely affected. We may license our trademarks and trade names to third parties, such as distributors. Though these license agreements may provide guidelines for how our trademarks and trade names may be used, a breach of these agreements or misuse of our trademarks and tradenames by our licensees may jeopardize our rights in or diminish the goodwill associated with our trademarks and trade names.

Moreover, any name we propose to use with our product candidates in the United States must be approved by the FDA, regardless of whether we have registered it, or applied to register it, as a trademark. Similar

 

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requirements exist in Europe and other jurisdictions. The FDA typically conducts a review of proposed product names, including an evaluation of potential for confusion with other product names. If the FDA (or an equivalent administrative body in a foreign jurisdiction) objects to any of our proposed proprietary product names, we may be required to expend significant additional resources in an effort to identify a suitable substitute name that would qualify under applicable trademark laws, not infringe the existing rights of third parties and be acceptable to the FDA. Furthermore, in many countries, owning and maintaining a trademark registration may not provide an adequate defense against a subsequent infringement claim asserted by the owner of a senior trademark. Trademark-related risks similar to those present in the United States may also be present in foreign jurisdictions.

We may seek additional in-licenses from third parties. If we are unable to acquire these rights, our business may be materially adversely affected, and if disputes arise with future licensors, we may be subject to future litigation as well as the potential loss of or limitations on our ability to develop and commercialize products and technologies covered by these license agreements.

The growth of our business may depend in part on our ability to acquire or in-license additional proprietary rights. We may be unable to acquire or in-license any relevant third-party intellectual property rights that we identify as necessary or important to our business operations at a reasonable cost or on reasonable terms, if at all, which would adversely affect our business. We may need to cease use of the technology covered by such third-party intellectual property rights and may need to seek to develop alternative approaches that do not infringe on such intellectual property rights which may entail additional costs and development delays, even if we were able to develop such alternatives, which may not be feasible. Even if we are able to obtain a license under such intellectual property rights, any such license may be non-exclusive and may allow our competitors access to the same technologies licensed to us. The licensing and acquisition of third-party intellectual property rights is a competitive practice, and companies that may be more established, or have greater resources than we do, may also be pursuing strategies to license or acquire third-party intellectual property rights that we may consider necessary or attractive for commercializing our product candidates. More established companies may have a competitive advantage over us due to their larger size and cash resources or greater clinical development and commercialization capabilities. We may not be able to successfully complete such negotiations and ultimately acquire the rights to the intellectual property surrounding the additional product candidates and technology that we may seek to acquire.

Even if we successfully enter into license agreements with third parties under which we receive rights to intellectual property that are important to our business, our continued rights to use the technology we license would be subject to the continuation of and compliance with the terms of those agreements. These intellectual property license agreements may require of us various development, regulatory or commercial diligence obligations, payment of milestones or royalties and other obligations. If we fail to comply with our obligations under these agreements, we use the licensed intellectual property in an unauthorized manner or we are subject to bankruptcy-related proceedings, the terms of the license agreements may be materially modified, such as by rendering currently exclusive licenses non-exclusive, or it may give our licensors the right to terminate their respective agreement with us, which could limit our ability to implement our current business plan and materially adversely affect our business, financial condition, results of operations and prospects.

We may also in the future enter into license agreements with third parties under which we are a sublicensee. If our sublicensor fails to comply with its obligations under its upstream license agreement with its licensor, the licensor may have the right to terminate the upstream license, which may terminate our sublicense. If this were to occur, we would no longer have rights to the applicable intellectual property unless we are able to secure our own direct license with the owner of the relevant rights, which we may not be able to do on reasonable terms, or at all, which may impact our ability to continue to develop and commercialize our product candidates incorporating the relevant intellectual property.

In some cases, we may not control the prosecution, maintenance or filing of the patents to which we hold licenses, or the enforcement of those patents against third parties. Hence, our success will depend in part on the

 

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ability of our licensors to obtain, maintain and enforce patent protection for our licensed intellectual property, in particular, those patents to which we have secured exclusive rights. Our licensors may not successfully prosecute the patent applications to which we are licensed in a manner consistent with the best interests of our business. Even if patents are issued in respect of these patent applications, our licensors may fail to maintain these patents, may determine not to pursue litigation against other companies that are infringing these patents or may pursue such litigation less aggressively than we would. Without protection for the intellectual property we license, other companies might be able to offer substantially identical products for sale, which could adversely affect our competitive business position and harm our business prospects. Further, we may have limited control over these activities or any other intellectual property that may be in-licensed. For example, we cannot be certain that such activities by licensors have been or will be conducted in compliance with applicable laws and regulations or will result in valid and enforceable patents and other intellectual property rights. We may have limited control over the manner in which our licensors initiate an infringement proceeding against a third-party infringer of the intellectual property rights or defend certain of the intellectual property that is licensed to us. It is possible that the licensors’ infringement proceeding or defense activities may be less vigorous than had we conducted them ourselves. In the event our licensors fail to adequately pursue and maintain patent protection for patents and applications they control and to timely cede control of such prosecution to us, our competitors might be able to enter the market, which would have a material adverse effect on our business.

Moreover, disputes may arise with respect to our licensing or other upstream agreements, including:

 

   

the scope of rights granted under the agreements and other interpretation-related issues;

 

   

whether and the extent to which our systems and consumables, technologies and processes infringe on intellectual property of the licensor that is not subject to the licensing agreement;

 

   

the sublicensing of patent and other rights under any collaborative development relationships;

 

   

our diligence obligations under the license and sub-license agreements and what activities satisfy those diligence obligations;

 

   

our right to transfer or assign the sublicense;

 

   

when and under what conditions the sublicense agreement may be terminated and the consequences thereof;

 

   

the inventorship and ownership of inventions and know-how resulting from the joint creation or use of intellectual property by our upstream licensors and us and our partners; and

 

   

the priority of invention of patented technology.

In spite of our efforts to comply with our obligations under our in-license agreements, our licensors might conclude that we have materially breached our obligations under our license agreements and might therefore terminate the relevant license agreement, thereby removing or limiting our ability to develop and commercialize products and technology covered by these license agreements. If any such in-license is terminated, or if the licensed patents fail to provide the intended exclusivity, competitors or other third parties might have the freedom to market or develop products similar to ours. In addition, absent the rights granted to us under such license agreements, we may infringe the intellectual property rights that are the subject of those agreements, we may be subject to litigation by the licensor, and, if such litigation by the licensor is successful, we may be required to pay damages to such licensor, or we may be required to cease our development and commercialization activities which are deemed infringing, and, in such event, we may ultimately need to modify our activities or products to design around such infringement, which may be time- and resource-consuming, and which may not be ultimately successful. Any of the foregoing could have a material adverse effect on our business, financial condition, results of operations and prospects.

In addition, certain of our future agreements with third parties may limit or delay our ability to consummate certain transactions, may impact the value of those transactions or may limit our ability to pursue certain

 

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activities. For example, we may in the future enter into license agreements that are not assignable or transferable or that require the licensor’s express consent in order for an assignment or transfer to take place.

Risks Related to Ownership of Our Common Stock

We do not know whether an active, liquid and orderly trading market will develop for our common stock or what the market price of our common stock will be, and, as a result, it may be difficult for you to sell your shares of our common stock.

Prior to this offering, there was no public trading market for our common stock. If a liquid market for our common stock does not develop or is not sustained, it may be difficult for you to sell your shares of our common stock at an attractive price or at all. We cannot predict the prices at which our common stock will trade. It is possible that in one or more future periods our results of operations may be below the expectations of public market analysts and investors, and, as a result of these and other factors, the price of our common stock may fall. An inactive market may also impair our ability to raise capital by selling our common stock and our ability to acquire other companies, products or technologies by using our common stock as consideration.

You will incur immediate and substantial dilution as a result of this offering.

If you purchase common stock in this offering, you will incur immediate and substantial dilution of approximately $   per share, representing the difference between the assumed initial public offering price of $   per share, the midpoint of the estimated offering price range on the cover of the prospectus, and our pro forma as adjusted net tangible book value per share as of June 30, 2025 and assuming the automatic conversion of all outstanding shares of our convertible preferred stock upon the closing of this offering. That is because the price that you pay will be substantially greater than the pro forma as adjusted net tangible book value per share of the common stock that you acquire. This dilution is due in large part to the fact that our earlier investors paid substantially less than the initial public offering price when they purchased their shares of our capital stock. You will experience additional dilution if the underwriters exercise their over-allotment option, when those holding stock options exercise their right to purchase common stock under our equity incentive plans, upon the vesting of outstanding restricted stock awards or when we otherwise issue additional shares of our common stock. See the section titled “Dilution” for a further description of the dilution you will experience immediately after this offering.

The market price of our common stock may be volatile, which could result in substantial losses for investors purchasing shares in this offering.

The initial public offering price for our common stock was determined through negotiations with the underwriters. This initial public offering price may vary from the market price of our common stock at any time following the closing of the offering. The stock market in general, and the market for pharmaceutical companies in particular, have experienced extreme price and volume fluctuations that have often been unrelated or disproportionate to the operating performance of these companies. Broad market and industry factors may negatively affect the market price of our common stock, regardless of our actual operating performance. The market price for our common stock may be influenced by those factors discussed in this “Risk Factors” section and many others, some of which may include:

 

   

results of clinical trials and preclinical studies of our product candidates or those of our competitors or existing or future collaborators;

 

   

failure to meet or exceed financial and development projections we may provide to the public;

 

   

failure to meet or exceed the financial and development projections of the investment community;

 

   

announcements of significant acquisitions, strategic collaborations, joint ventures or capital commitments by us or our competitors;

 

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actions taken by regulatory agencies with respect to our product candidates, clinical studies, manufacturing process or sales and marketing terms;

 

   

disputes or other developments relating to proprietary rights, including patents, litigation matters and our ability to obtain patent protection for our technologies;

 

   

additions or departures of key personnel;

 

   

significant lawsuits, including patent or stockholder litigation;

 

   

if securities or industry analysts do not publish research or reports about our business or if they issue adverse or misleading opinions regarding our business and stock;

 

   

changes in the market valuations of similar companies;

 

   

general market or macroeconomic conditions or market conditions in the pharmaceutical and biotechnology sectors;

 

   

sales of our securities by us or other securityholders in the future;

 

   

if we fail to raise an adequate amount of capital to fund our operations or continued development of our product candidates;

 

   

trading volume of our common stock;

 

   

announcements by competitors of new commercial products, clinical progress or lack thereof, significant contracts, commercial relationships or capital commitments;

 

   

the introduction of technological innovations or new therapies that compete with our product candidates;

 

   

period-to-period fluctuations in our financial results; and

 

   

the other factors described in this “Risk Factors” section.

If the market price of our common stock after this offering does not exceed the initial public offering price, you may not realize any return on your investment in us and may lose some or all of your investment. In the past, securities class action litigation has often been instituted against companies following periods of volatility in the market price of a company’s securities. This type of litigation, if instituted, could result in substantial costs and a diversion of management’s attention and resources.

The number of shares being registered for sale is significant in relation to the number of outstanding shares of our common stock. Additionally, future sales of shares, or perception of such sales, by existing stockholders could cause our stock price to decline.

Our stock price could decline as a result of sales of a large number of shares of our common stock after this offering or the perception that these sales could occur. These sales, or the possibility that these sales may occur, also might make it more difficult for us to sell equity securities in the future at a time and at a price that we deem appropriate.

Upon the closing of this offering,     shares of our common stock will be outstanding (or       shares of common stock assuming exercise in full of the underwriters’ over-allotment option), based on our shares outstanding as of June 30, 2025. All shares of our common stock expected to be sold in this offering will be freely tradable without restriction or further registration under the Securities Act of 1933, as amended (the “Securities Act”), unless held by our “affiliates,” as that term is defined in Rule 144 under the Securities Act. The resale of the remaining     shares, or % of our outstanding shares after this offering, is currently prohibited or otherwise restricted as a result of securities law provisions, market standoff agreements entered into by our stockholders with us or lock-up agreements entered into by our stockholders with

 

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the underwriters. However, subject to applicable securities law restrictions and excluding shares of our restricted stock that will remain unvested, these shares will be able to be sold in the public market beginning 180 days after the date of this prospectus. Shares of our unvested restricted stock subject to repurchase or forfeiture that were issued and outstanding as of the date of this prospectus will become available for sale immediately upon the vesting of such shares, as applicable, and the expiration of any applicable market stand-off or lock-up agreements. Shares issued upon the exercise of stock options pursuant to future awards that may be granted under our equity incentive plans or pursuant to future awards granted under those plans will become available for sale in the public market to the extent permitted by the provisions of applicable vesting schedules, any applicable market stand-off and lock-up agreements and Rule 144 and Rule 701 under the Securities Act. For more information see the section titled “Shares Eligible for Future Sale” included elsewhere in this prospectus.

Upon the closing of this offering, the holders of approximately     shares, or %, of our common stock, will have rights, subject to some conditions, to require us to file registration statements covering the resale of their shares or to include their shares in registration statements that we may file for ourselves or other stockholders. We also intend to register the offer and sale of all shares of our common stock that we may issue under our equity compensation plans. Once we register the offer and resale of shares for the holders of registration rights and shares to be issued under our equity incentive plans, they can be freely sold in the public market upon issuance, subject to the lock-up agreements described in the section titled “Underwriting” included elsewhere in this prospectus.

In addition, in the future, we may issue additional shares of our common stock or other equity or debt securities convertible into common stock in connection with a financing, acquisition, litigation settlement, employee arrangements or otherwise. Any such issuance could result in substantial dilution to our existing stockholders and could cause our stock price to decline.

Our executive officers, directors and principal stockholders have the ability to control or significantly influence all matters submitted to our stockholders for approval.

As of June 30, 2025, our executive officers, directors and stockholders beneficially owning 5% or greater of our common stock, in the aggregate, beneficially own approximately 76.7% of our outstanding shares of common stock. As a result, if these stockholders were to choose to act together, they would be able to control or significantly influence all matters submitted to our stockholders for approval, as well as our management and affairs. For example, these stockholders, if they choose to act together, would control or significantly influence the election of directors and approval of any merger, consolidation or sale of all or substantially all of our assets. This concentration of voting power could delay or prevent an acquisition of our company on terms that other stockholders may desire.

We do not expect to pay any dividends for the foreseeable future. Investors in this offering may never obtain a return on their investment.

We do not anticipate that we will pay any dividends to holders of our common stock in the foreseeable future. Instead, we plan to retain any earnings to maintain and expand our existing operations. In addition, any future credit facility may contain terms prohibiting or limiting the amount of dividends that may be declared or paid on our common stock. Accordingly, investors must rely on sales of their common stock after price appreciation, which may never occur, as the only way to realize any return on their investment.

If equity research analysts do not publish research or reports, or publish unfavorable research or reports, about us, our business or our market, our stock price and trading volume could decline.

The trading market for our common stock may be influenced by the research and reports that equity research analysts publish about us and our business. Equity research analysts may elect not to provide research coverage of our common stock and such lack of research coverage may adversely affect the market price of our common

 

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stock. In the event we do have equity research analyst coverage, we will not have any control over the analysts or the content and opinions included in their reports. The price of our common stock could decline if one or more equity research analysts downgrade our stock or issue unfavorable commentary or research. If one or more equity research analysts ceases coverage of us or fails to publish reports on us regularly, demand for our common stock could decrease, which in turn could cause our stock price or trading volume to decline.

We have broad discretion in the use of our cash, cash equivalents and short-term investments and may invest or spend the proceeds in ways with which you do not agree and in ways that may not increase the value of your investment.

We have broad discretion over the use of our cash, cash equivalents and short-term investments. You may not agree with our decisions, and our use of the proceeds may not yield any return on your investment. Our failure to apply these resources effectively could compromise our ability to pursue our growth strategy and we might not be able to yield a significant return, if any, on our investment of these net proceeds. You will not have the opportunity to influence our decisions on how to our cash resources.

Provisions in our amended and restated certificate of incorporation, which will become effective immediately prior to the closing of this offering, and amended and restated bylaws, which will become effective upon the effectiveness of the registration statement of which this prospectus forms a part, and Delaware law may have anti-takeover effects that could discourage an acquisition of us by others, even if an acquisition would be beneficial to our stockholders and may prevent attempts by our stockholders to replace or remove our current management.

Our amended and restated certificate of incorporation, which will become effective immediately prior to the closing of this offering, and amended and restated bylaws, which will become effective upon the effectiveness of the registration statement of which this prospectus forms a part, and Delaware law contain provisions that may have the effect of discouraging, delaying or preventing a change in control of us or changes in our management that stockholders may consider favorable, including transactions in which you might otherwise receive a premium for your shares. The provisions of our amended and restated certificate of incorporation and amended and restated bylaws:

 

   

authorize “blank check” preferred stock, which could be issued by our board of directors without stockholder approval and may contain voting, liquidation, dividend and other rights superior to our common stock;

 

   

create a classified board of directors whose members serve staggered three-year terms;

 

   

specify that special meetings of our stockholders can be called only by our board of directors;

 

   

prohibit stockholder action by written consent;

 

   

establish an advance notice procedure for stockholder approvals to be brought before an annual meeting of our stockholders, including proposed nominations of persons for election to our board of directors;

 

   

provide that vacancies on our board of directors may be filled only by a majority of directors then in office, even though less than a quorum;

 

   

provide that our directors may be removed only for cause;

 

   

do not permit stockholders to cumulate votes at any election of directors;

 

   

expressly authorize our board of directors to make, alter, amend or repeal our amended and restated bylaws; and

 

   

require majority votes of all the holders of our common stock to amend specified provisions of our amended and restated certificate of incorporation and amended and restated bylaws.

 

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These provisions, alone or together, could delay or prevent hostile takeovers and changes in control or changes in our management. These provisions could also limit the price that investors might be willing to pay in the future for shares of our common stock, thereby depressing the market price of our common stock.

In addition, because we are incorporated in the State of Delaware, we are governed by the provisions of Section 203 of the Delaware General Corporation Law (the “DGCL”), which prohibits a person who owns in excess of 15% of our outstanding voting stock from merging or combining with us for a period of three years after the date of the transaction in which the person acquired in excess of 15% of our outstanding voting stock, unless the merger or combination is approved in a prescribed manner.

Any provision of our amended and restated certificate of incorporation, amended and restated bylaws or Delaware law that has the effect of delaying or deterring a change in control could limit the opportunity for our stockholders to receive a premium for their shares of our common stock and could also affect the price that some investors are willing to pay for our common stock.

Our amended and restated certificate of incorporation to be effective upon the closing of this offering will contain exclusive forum provisions, which may limit a stockholder’s ability to bring a claim in a judicial forum it finds favorable and may discourage lawsuits with respect to such claims.

Our amended and restated certificate of incorporation to be effective upon the closing of this offering will provide that, unless we consent in writing to an alternative forum, the Court of Chancery of the State of Delaware (or, if the Court of Chancery does not have jurisdiction, the federal district court for the District of Delaware) will be the sole and exclusive forum for (1) any derivative action or proceeding brought on our behalf; (2) any action asserting a claim of breach of or based on a fiduciary duty owed by any of our current or former directors, officers or other employees to us or our stockholders; (3) any action asserting a claim against us or any of our current or former directors, officers, employees or stockholders arising pursuant to any provision of the DGCL, our amended and restated certificate of incorporation or our amended and restated bylaws; or (4) any action asserting a claim governed by the internal affairs doctrine. In addition, our amended and restated certificate of incorporation will designate the federal district courts of the United States as the exclusive forum for resolving any complaint asserting a cause of action arising under the Securities Act; however, such exclusive forum provision does not apply to claims brought to enforce a duty or liability created by the Securities Exchange Act of 1934, as amended (the “Exchange Act”). The validity and enforceability of such provision is uncertain in a number of courts other than Delaware Supreme Court and certain other state courts.

We recognize that these provisions may impose additional litigation costs on stockholders in pursuing any such claims, particularly if the stockholders do not reside in or near the State of Delaware. Additionally, these forum selection clauses in our amended and restated certificate of incorporation may limit our stockholders’ ability to bring a claim in a judicial forum that they find favorable for disputes with us or our directors, officers or employees, which may discourage such lawsuits against us and our directors, officers and employees even though an action, if successful, might benefit our stockholders. Section 22 of the Securities Act creates a concurrent jurisdiction for state and federal courts over all suits brought concerning a duty or liability created by the securities laws, rules and regulations thereunder. While the Delaware Supreme Court and other state courts have upheld the validity of federal forum selection provisions purporting to require claims under the Securities Act be brought in federal court, there is uncertainty as to whether other courts will enforce our federal selection provision. The federal selection provision may also impose additional litigation costs on stockholders who assert the provision is unenforceable, and, if the provision is found to be unenforceable, we may incur additional costs with resolving such matters. The Court of Chancery of the State of Delaware may also reach different judgments or results than would other courts, including courts where a stockholder considering an action may be located or would otherwise choose to bring the action, and such judgments may be more or less favorable to us than our stockholders.

 

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General Risk Factors

We will incur significantly increased costs as a result of operating as a public company, and our management will be required to devote substantial time to new compliance initiatives.

As a public company, we will incur significant legal, accounting and other expenses that we did not incur as a private company. We are subject to the reporting requirements of the Exchange Act, which require, among other things, that we file with the SEC annual, quarterly and current reports with respect to our business and financial condition. In addition, the Sarbanes-Oxley Act of 2002 (the “Sarbanes-Oxley Act”), as well as rules subsequently adopted by the SEC and NYSE to implement provisions of the Sarbanes-Oxley Act, impose significant requirements on public companies, including requiring establishment and maintenance of effective disclosure and financial controls and changes in corporate governance practices. Further, the Dodd-Frank Wall Street Reform and Consumer Protection Act includes significant corporate governance and executive compensation related provisions that require the SEC to adopt additional rules and regulations in these areas, such as “say on pay” and proxy access. Emerging growth companies (“EGCs”) and smaller reporting companies are exempted from certain of these requirements, but we may be required to implement these requirements sooner than budgeted or planned and thereby incur unexpected expenses. Shareholder activism, the current political environment and the current high level of government intervention and regulatory reform may lead to substantial new regulations and disclosure obligations, which may lead to additional compliance costs and impact the manner in which we operate our business in ways we cannot currently anticipate.

We expect the rules and regulations applicable to public companies to substantially increase our legal and financial compliance costs and to make some activities more time-consuming and costly. If these requirements divert the attention of our management and personnel from other business concerns, they could have a material adverse effect on our business, financial condition and results of operations. The increased costs will decrease our net income or increase our net loss and may require us to reduce costs in other areas of our business or increase the prices of our products or services. For example, we expect these rules and regulations to make it more difficult and more expensive for us to obtain director and officer liability insurance and we may be required to incur substantial costs to maintain the same or similar coverage. We cannot predict or estimate the amount or timing of additional costs we may incur to respond to these requirements. The impact of these requirements could also make it more difficult for us to attract and retain qualified persons to serve on our board of directors, our board committees or as executive officers.

We are an EGC and a smaller reporting company, and the reduced reporting requirements applicable to EGCs and smaller reporting companies may make our common stock less attractive to investors.

We are an “emerging growth company,” as defined in the Jumpstart Our Business Startups Act of 2012 (the “JOBS Act”). For as long as we continue to be an EGC, we may take advantage of certain exemptions from various public company reporting requirements that are applicable to other public companies that are not emerging growth companies, including not being required to have our internal control over financial reporting audited by our independent registered public accounting firm under Section 404 of the Sarbanes-Oxley Act, reduced disclosure obligations regarding executive compensation in our periodic reports and proxy statements, being required to provide only two years of audited financial statements and two years of selected financial data, exemptions from the requirements of holding a nonbinding advisory vote on executive compensation and stockholder approval of any golden parachute payments not previously approved. We may take advantage of these exemptions until the last day of the fiscal year ending after the fifth anniversary of our IPO or until we are no longer an emerging growth company, whichever is earlier. We will cease to be an EGC prior to the end of such five-year period if certain earlier events occur, including if we become a “large accelerated filer” as defined in Rule 12b-2 under the Exchange Act, our annual gross revenues equal or exceed $1.235 billion or we issue more than $1.0 billion of non-convertible debt in any three-year period prior to such time. Accordingly, the information contained herein may be different than the information you receive from other public companies in which you hold stock.

 

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In addition, the JOBS Act provides that an EGC can take advantage of an extended transition period for complying with certain new or revised accounting standards until those standards would otherwise apply to private companies. We have elected to avail ourselves of this exemption from new or revised accounting standards, and therefore we will not be subject to the same requirements to adopt new or revised accounting standards as other public companies that are not emerging growth companies.

We are also a “smaller reporting company” as defined in the Exchange Act. We may continue to be a smaller reporting company even after we are no longer an emerging growth company. We may take advantage of certain of the scaled disclosures available to smaller reporting companies and will be able to take advantage of these scaled disclosures for so long as our common stock held by non-affiliates is less than $250.0 million measured on the last business day of our second fiscal quarter, or our annual revenue is less than $100.0 million during the most recently completed fiscal year and our common stock held by non-affiliates is less than $700.0 million measured on the last business day of our second fiscal quarter.

If we experience material weaknesses in our internal control over financial reporting in the future or otherwise fail to maintain an effective system of internal control over financial reporting in the future, we may not be able to accurately or timely report our financial condition or results of operations, which may adversely affect investor confidence in us and, as a result, the value of our common stock.

We may in the future discover material weaknesses in our system of internal financial and accounting controls and procedures that could result in a material misstatement of our financial statements. Our internal control over financial reporting will not prevent or detect all errors and all fraud. A control system, no matter how well designed and operated, can provide only reasonable, not absolute, assurance that the control system’s objectives will be met. Because of the inherent limitations in all control systems, no evaluation of controls can provide absolute assurance that misstatements due to error or fraud will not occur or that all control issues and instances of fraud will be detected.

We, and our independent registered public accounting firm, were not required to perform an evaluation of our internal control over financial reporting as of December 31, 2024 in accordance with the provisions of the Sarbanes-Oxley Act. Accordingly, we cannot assure you that we will not in the future identify material weaknesses. Material weaknesses may exist when we become required to report on the effectiveness of our internal control over financial reporting under Section 404 of the Sarbanes-Oxley Act after the closing of this offering.

If we are not able to comply with the requirements of Section 404 of the Sarbanes-Oxley Act in a timely manner, or if we are unable to maintain proper and effective internal controls over financial reporting, we may not be able to produce timely and accurate financial statements. If that were to happen, our investors could lose confidence in our reported financial information, the market price of our stock could decline, and we could be subject to sanctions or investigations by the stock exchange on which our common stock is listed, the SEC or other regulatory authorities.

Our disclosure controls and procedures may not prevent or detect all errors or acts of fraud.

We are subject to the periodic reporting requirements of the Exchange Act. We designed our disclosure controls and procedures to reasonably ensure that information we must disclose in reports we file or submit pursuant to the Exchange Act is accumulated and communicated to management, recorded, processed, summarized and reported within the time periods specified in the rules and forms of the SEC. We believe that any disclosure controls and procedures, or internal controls and procedures, no matter how well-conceived and operated, can provide only reasonable, not absolute, assurance that the objectives of the control system are met.

These inherent limitations include the realities that judgments in decision-making can be faulty and that breakdowns can occur because of simple error or mistake. For example, our directors or executive officers could inadvertently fail to disclose a new relationship or arrangement causing us to fail to make any related person

 

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transaction disclosures. Additionally, controls can be circumvented by the individual acts of some persons, by collusion of two or more people or by an unauthorized override of the controls. Accordingly, because of the inherent limitations in our control system, misstatements due to error or fraud may occur and not be detected.

We may not be able to satisfy listing requirements of NYSE or obtain or maintain a listing of our common stock on the NYSE.

If, after listing, we fail to satisfy NYSE’s continued listing requirements, such as the corporate governance requirements or the minimum closing bid price requirement, the NYSE may take steps to delist our common stock. Such a delisting would likely have a negative effect on the price of our common stock and would impair your ability to sell or purchase our common stock when you wish to do so. In the event of a delisting, we can provide no assurance that any action taken by us to restore compliance with listing requirements would allow our common stock to become listed again on the NYSE or any other securities exchange, stabilize the market price or improve the liquidity of our common stock, prevent our common stock from dropping below the NYSE minimum bid price requirement or prevent future non-compliance with NYSE’s listing requirements.

Our insurance policies are expensive and only protect us from some business risks, which will leave us exposed to significant uninsured liabilities.

While we maintain commercial insurance at a level we believe is appropriate against certain risks commonly insured in the industry in which we operate, there is no guarantee that our insurer will cover costs or that we will be able to obtain the desired level of coverage on acceptable terms in the future. Some of the policies we currently maintain include general liability, crime insurance, products liability, workers’ compensation, cyber, directors’ and officers’, employment practices and fiduciary liability insurance. We do not know, however, if we will be able to maintain insurance with adequate levels of coverage. Changes in the market conditions and our business operations may necessitate the addition of new insurance policies or change of our existing insurance policies. Any significant uninsured liability may require us to pay substantial amounts, which would adversely affect our financial position and results of operations.

We also expect that operating as a U.S. public company will make it more difficult and more expensive for us to obtain director and officer liability insurance, and we may be required to accept reduced policy limits and coverage or incur substantially higher costs to obtain the same or similar coverage. As a result, it may be more difficult for us to attract and retain qualified people to serve on our board of directors, on our board committees or as executive officers. We do not know, however, if we will be able to maintain existing insurance with adequate levels of coverage. Any significant uninsured liability may require us to pay substantial amounts, which would negatively affect our business, financial condition and results of operations.

We may become involved in litigation that could divert management’s attention and harm our business, and insurance coverage may not be sufficient to cover all costs and damages.

From time to time we may be subject to litigation claims through the ordinary course of our business operations regarding, but not limited to, securities litigation, employment matters, security of patient and employee personal data, contractual relations with collaborators and licensors and intellectual property rights. We may be exposed to such litigation or investigation even if no wrongdoing occurred. Litigation and investigations are usually expensive and divert management’s attention and resources, which could adversely affect our business and cash resources.

 

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SPECIAL NOTE REGARDING FORWARD-LOOKING STATEMENTS

This prospectus, including the sections entitled “Prospectus Summary,” “Risk Factors,” “Management’s Discussion and Analysis of Financial Condition and Results of Operations” and “Business,” contains forward-looking statements concerning our business, operations and financial performance and condition, as well as our plans, objectives and expectations for our business operations and financial performance and condition that are based on our management’s belief and assumptions and on information currently available to our management. Although we believe that the expectations reflected in these forward-looking statements are reasonable, these statements relate to our strategy, future operations, future financial position, future revenue, projected costs, prospects, plans, objectives of management and expected market growth and involve known and unknown risks, uncertainties and other factors that may cause our actual results, levels of activity, performance or achievements to be materially different from any future results, levels of activity, performance or achievements expressed or implied by these forward-looking statements. Forward-looking statements in this prospectus include, but are not limited to, statements about:

 

   

the success, cost and timing of our product development activities and clinical trials of our most-advanced product candidates, EVO756 and EVO301, and any future product candidates;

 

   

the characteristics and potential advantages of our product candidates;

 

   

our need to raise additional funding before we can expect to generate any revenues from product sales;

 

   

our ability to obtain regulatory approval for our current or future product candidates that we may identify or develop;

 

   

our ability to ensure adequate supply of our current or future product candidates;

 

   

our ability to maintain third-party relationships necessary to conduct our business;

 

   

our heavy dependence upon the success of our research to generate and advance additional product candidates;

 

   

our ability to establish an adequate safety or efficacy profile for our current or future product candidates;

 

   

the implementation of our strategic plans for our business, our current or future product candidates we may develop and our technology;

 

   

our intellectual property position, including the scope of protection and contractual rights that we are able to establish and maintain for intellectual property rights covering our product candidates and technology;

 

   

estimates of the number of patients with certain diseases, market sizes for certain diseases, conditions we intend to treat and the number of subjects that we intend to enroll in our clinical trials;

 

   

our plans relating to the further development and manufacturing of our product candidates, including additional indications for which we may pursue;

 

   

the rate and degree of clinical utility for our current or future product candidates and their acceptance by physicians, patients, third-party payors and others in the medical community;

 

   

our estimates about the size of market opportunities relating to our product candidates;

 

   

our ability to use the proceeds of this offering in ways that increase the value of your investment;

 

   

our expectations related to the use of proceeds from this offering and estimates of our expenses, future revenues, capital requirements and our needs for additional financing;

 

   

our ability to maintain and establish collaborations, licensing or other arrangements, including our ability to comply with our obligations pursuant to the terms of such agreements;

 

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our financial performance and liquidity;

 

   

our ability to effectively manage our potential growth;

 

   

developments relating to our competitors and our industry, including the impact of government regulation and policy;

 

   

our ability to retain the continued service of our key professionals and consultants and to identify, hire and retain additional qualified professionals;

 

   

our ability to maintain adequate internal controls over financial reporting and to manage the business of the Company in accordance with applicable laws and the highly regulated industry in which we participate; and

 

   

other risks and uncertainties, including those listed under the section titled “Risk Factors.”

In some cases, you can identify forward-looking statements by terminology such as “may,” “will,” “should,” “expects,” “intends,” “plans,” “anticipates,” “believes,” “estimates,” “predicts,” “potential,” “continue” or the negative of these terms or other comparable terminology. These statements are only predictions. You should not place undue reliance on forward-looking statements because they involve known and unknown risks, uncertainties and other factors, which are, in some cases, beyond our control and which could materially affect results. Factors that may cause actual results to differ materially from current expectations include, among other things, those listed in the section entitled “Risk Factors” and elsewhere in this prospectus. If one or more of these risks or uncertainties occur, or if our underlying assumptions prove to be incorrect, actual events or results may vary significantly from those implied or projected by the forward-looking statements. No forward-looking statement is a guarantee of future performance. You should read this prospectus and the documents that we reference in this prospectus and have filed with the SEC as exhibits to the registration statement, of which this prospectus is a part, in their entirety and with the understanding that our actual future results may be materially different from any future results expressed or implied by these forward-looking statements.

The forward-looking statements in this prospectus represent our views as of the date of this prospectus. We anticipate that subsequent events and developments will cause our views to change. However, while we may elect to update these forward-looking statements at some point in the future, we assume no obligation to update or revise any forward-looking statements except to the extent required by applicable law. You should, therefore, not rely on these forward-looking statements as representing our views as of any date subsequent to the date of this prospectus.

In addition, statements that “we believe” and similar statements reflect our beliefs and opinions on the relevant subject. These statements are based upon information available to us as of the date of this prospectus and, while we believe such information forms a reasonable basis for such statements, such information may be limited or incomplete, and our statements should not be read to indicate that we have conducted an exhaustive inquiry into, or review of, all potentially available relevant information. These statements are inherently uncertain and you are cautioned not to rely unduly upon these statements.

 

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MARKET AND INDUSTRY DATA AND FORECASTS

We obtained the industry, market and competitive position data used throughout this prospectus from our own internal estimates and research, as well as from independent market research, industry and general publications and surveys, governmental agencies and publicly available information, in addition to research, surveys and studies conducted by third parties. Internal estimates are derived from publicly available information released by industry analysts and third-party sources, our internal research and our industry experience and are based on assumptions made by us based on such data and our knowledge of our industry and market, which we believe to be reasonable. In some cases, we do not expressly refer to the sources from which this data is derived. In that regard, when we refer to one or more sources of this type of data in any paragraph, you should assume that other data of this type appearing in the same paragraph is derived from the same sources, unless otherwise expressly stated or the context otherwise requires. In addition, while we believe the industry, market and competitive position data included in this prospectus are reliable and based on reasonable assumptions, such data involve risks and uncertainties and are subject to change based on various factors, including those discussed in the sections entitled “Risk Factors” and “Special Note Regarding Forward-Looking Statements.” These and other factors could cause results to differ materially from those expressed in the estimates included in this prospectus.

 

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USE OF PROCEEDS

We estimate that the net proceeds from our issuance and sale of shares of our common stock in this offering will be approximately $   million, or approximately $   million if the underwriters exercise their over-allotment option in full, assuming an initial public offering price of $   per share, the midpoint of the estimated offering price range set forth on the cover page of this prospectus, after deducting underwriting discounts and commissions and estimated offering expenses payable by us.

Each $1.00 increase (decrease) in the assumed initial public offering price of $   per share, the midpoint of the estimated offering price range set forth on the cover page of this prospectus, would increase (decrease) the net proceeds to us from this offering by approximately $   million, assuming the number of shares offered by us, as set forth on the cover page of this prospectus, remains the same, and after deducting underwriting discounts and commissions and estimated offering expenses payable by us. We may also increase or decrease the number of shares we are offering. Each increase (decrease) of 1,000,000 shares in the number of shares we are offering would increase (decrease), the net proceeds to us from this offering by approximately $   million, assuming the assumed initial public offering price of $   per share remains the same, and after deducting underwriting discounts and commissions and estimated offering expenses payable by us. We do not expect that a change in the initial price to the public or the number of shares by these amounts would have a material effect on the uses of the proceeds from this offering, although it may accelerate the time at which we will need to seek additional capital.

The principal purposes of this offering are to increase our financial flexibility, create a public market for our common stock and facilitate our future access to the public capital markets.

We currently intend to use the net proceeds from this offering, together with our existing cash, cash equivalents and short-term investments of $86.8 million, as of June 30, 2025, as follows:

 

   

approximately $   million to fund the clinical development of our most advanced clinical-stage product candidate, EVO756, including to conduct our Phase 2/3 trials in chronic spontaneous urticaria (“CSU”) and atopic dermatitis (“AD”);

 

   

approximately $    million to fund the Phase 2 clinical development of our product candidate, EVO301, in AD; and

 

   

the remainder, if any, for additional research and development activities, business development activities, working capital and other general corporate purposes.

Based on our current plans, we believe such existing cash, cash equivalents and short-term investments, together with the net proceeds from this offering, will be sufficient to fund our operating expenses and capital expenditure requirements     .

We may also use a portion of the net proceeds to in-license, acquire or invest in new businesses, technology or assets. Although we have no current agreements, commitments or understandings with respect to any such in-license, acquisition or investment, we evaluate such opportunities and engage in related discussions with third parties from time to time.

The expected use of net proceeds from this offering represents our intentions based upon our present plans and business conditions. We cannot specify with certainty all of the particular uses for the net proceeds to be received upon the closing of this offering. Due to uncertainties inherent in the product development process, it is difficult to estimate the exact amounts of the net proceeds that will be used for any particular purpose. We may use our existing cash, cash equivalents and short-term investments and the future payments, if any, generated from any future collaboration agreements to fund our operations, either of which may alter the amount of net proceeds used for a particular purpose. In addition, the amount, allocation and timing of our actual expenditures

 

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will depend upon numerous factors, including the results of our research and development efforts, the timing and success of clinical trials and the timing of regulatory submissions. Accordingly, our management will have broad discretion in the application of the net proceeds and investors will be relying on the judgment of our management regarding the application of the net proceeds.

Pending the uses described above, we plan to invest the net proceeds of this offering in interest-bearing obligations, investment-grade instruments, certificates of deposit or direct or guaranteed obligations of the U.S. government of various durations.

 

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DIVIDEND POLICY

We have never declared or paid any cash dividends on our capital stock. We do not anticipate paying any dividends on our capital stock in the foreseeable future. We currently intend to retain all available funds and any future earnings to fund the development and growth of our business. Any future determination to declare dividends will be subject to the discretion of our board of directors and will depend on various factors, including applicable laws, our results of operations, financial condition, future prospects and any other factors deemed relevant by our board of directors. Investors should not purchase our common stock with the expectation of receiving cash dividends.

In addition, our ability to pay cash dividends on our capital stock in the future may be limited by the terms of any future debt or preferred securities we issue or any credit facilities we enter into.

 

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CAPITALIZATION

The following table sets forth our cash, cash equivalents and short-term investments and our capitalization as of June 30, 2025:

 

   

on an actual basis;

 

   

on a pro forma basis to give effect to (i) the automatic conversion of all outstanding shares of our convertible preferred stock into an aggregate of 163,099,487 shares of our common stock upon the closing of this offering and (ii) the filing and effectiveness of our amended and restated certificate of incorporation immediately prior to the closing of this offering; and

 

   

on a pro forma as adjusted basis to give effect to (i) the pro forma adjustments described above and (ii) the issuance and sale of    shares of our common stock in this offering at an assumed initial public offering price of $    per share, the midpoint of the estimated offering price range set forth on the cover page of this prospectus, for proceeds of $    million, after deducting underwriting discounts and commissions and estimated offering expenses payable by us.

The pro forma as adjusted information below is illustrative only and our capitalization following the completion of this offering will be adjusted based on the actual public offering price and other terms of the offering determined at pricing. You should read this information together with our consolidated financial statements and related notes appearing elsewhere in this prospectus and the information set forth in the section entitled “Management’s Discussion and Analysis of Financial Condition and Results of Operations.”

 

    June 30, 2025  
     Actual      Pro Forma     Pro forma As
Adjusted
 
    (in thousands, except for share and per share data)  

Cash, cash equivalents and short-term investments

  $ 86,795     $          $       
 

 

 

   

 

 

   

 

 

 

Convertible preferred stock:

     

Convertible preferred stock, $0.0001 par value — 157,657,729 shares authorized, issued and outstanding, actual;    shares authorized, issued and outstanding, pro forma; no shares authorized, issued and outstanding, pro forma as adjusted

    257,004      

Common stock, $0.0001 par value; 223,593,879 shares authorized and 13,245,339 shares issued and outstanding, actual; shares    authorized,    shares issued and outstanding, pro forma; shares authorized,    shares issued and outstanding, pro forma as adjusted

    1      

Additional paid-in capital

    9,107      

Accumulated deficit

    (180,341    
 

 

 

   

 

 

   

 

 

 

Total stockholders’ (deficit) equity

    (171,233    
 

 

 

   

 

 

   

 

 

 

Total capitalization

    85,771      
 

 

 

   

 

 

   

 

 

 
 
(1)

Each $1.00 increase (decrease) in the assumed initial public offering price of $    per share, the midpoint of the estimated offering price range set forth on the cover page of this prospectus, would increase (decrease), each of pro forma as adjusted cash, cash equivalents and short-term investments, additional paid-in capital, total stockholders’ (deficit) equity and total capitalization by approximately $    million, assuming that the number of shares offered by us, as set forth on the cover page of this prospectus, remains the same. We may also increase (decrease) the number of shares we are offering. Each increase (decrease) of 1,000,000 shares in the number of shares we are offering would increase (decrease) each of pro forma as adjusted cash, cash equivalents and short-term investments, additional paid-in capital, total stockholders’ (deficit) equity and total capitalization by approximately $    million, assuming the assumed initial public offering price of $   per share remains the same. The pro forma as adjusted

 

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information is illustrative only, and we will adjust this information based on the actual initial public offering price and other terms of this offering determined at pricing.

The number of shares of common stock issued and outstanding pro forma and pro forma as adjusted in the table above is based on     shares of common stock outstanding as of June 30, 2025, after giving effect to the conversion of all outstanding shares of our convertible preferred stock into     shares of common stock upon the closing of this offering and excludes:

 

   

31,741,410 shares of our common stock issuable upon the exercise of options outstanding as of June 30, 2025 under the 2020 Stock Plan (the “2020 Plan”) at a weighted-average exercise price of $0.36 per share;

 

   

3,728,809 shares of our common stock issuable upon the vesting of unvested restricted stock units outstanding as of June 30, 2025 under the 2020 Plan;

 

   

3,790,449 shares of our common stock underlying stock appreciation rights outstanding as of June 30, 2025;

 

   

    shares of our common stock issuable upon the exercise of options granted after June 30, 2025 pursuant to the 2020 Plan at a weighted-average exercise price of $    per share;

 

   

1,131,506 shares of our common stock reserved for future issuance under the 2020 Plan as of June 30, 2025;

 

   

    shares of our common stock reserved for future issuance under the 2025 Equity Incentive Plan (the “2025 Plan”), which will become effective in connection with this offering; and

 

   

    shares of our common stock reserved for future issuance under the 2025 Employee Stock Purchase Plan (the “ESPP”), which will become effective in connection with this offering.

 

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DILUTION

If you invest in our common stock in this offering, your ownership interest will be immediately diluted to the extent of the difference between the initial public offering price per share of our common stock and the pro forma as adjusted net tangible book value (deficit) per share of our common stock immediately after this offering.

Our historical net tangible book value (deficit) was $(172.7) million, or $(13.04) per share as of June 30, 2025. Our historical net tangible book value (deficit) per share is determined by dividing our total tangible assets less our total liabilities and deferred offering costs of $1.5 million and convertible preferred stock, which are not included within stockholders’ equity (deficit), by the number of shares of common stock outstanding.

Our pro forma net tangible book value as of June 30, 2025 was $    million, or $   per share. Our pro forma net tangible book value (deficit) per share represents the amount of our total tangible assets reduced by the amount of our total liabilities and divided by the total number of shares of our common stock outstanding as of June 30, 2025, assuming the automatic conversion of all outstanding shares of our convertible preferred stock into an aggregate of 163,099,487 shares of our common stock immediately prior to the closing of this offering.

After giving effect to our sale of shares of common stock in this offering at an assumed initial public offering price of $   per share, the midpoint of the estimated offering price range set forth on the cover page of this prospectus, and after deducting underwriting discounts and commissions and estimated offering expenses payable by us, our pro forma as adjusted net tangible book value as of June 30, 2025 would have been $    million, or $   per share. This represents an immediate increase in net tangible book value of $   per share to existing stockholders and an immediate dilution in net tangible book value of $   per share to purchasers of common stock in this offering. Dilution per share to investors represents the difference between the amount per share paid by purchasers of shares of common stock in this offering and the pro forma as adjusted net tangible book value per share of common stock immediately after completion of this offering. The following table illustrates this dilution on a per-share basis:

 

Assumed initial public offering price per share

     $       

Historical net tangible book value (deficit) per share as of June 30, 2025

   $ (13.04  

Increase in net tangible book value per share attributable to the conversion of our convertible preferred stock immediately prior to the closing of this offering

    
  

 

 

   

Pro forma net tangible book value per share as of June 30, 2025

    

Increase in net tangible book value per share attributable to investors participating in this offering

    
  

 

 

   

Pro forma as adjusted net tangible book value per share after this offering

    
    

 

 

 

Dilution per share to investors participating in this offering

     $    
    

 

 

 

Each $1.00 increase (decrease) in the assumed public offering price of $   per share, the midpoint of the estimated offering price range set forth on the cover page of this prospectus, would increase (decrease) our pro forma as adjusted net tangible book value by $    million, or $   per share, and dilution per share to investors in this offering by $   per share, assuming that the number of shares offered by us, as set forth on the cover of this prospectus, remains the same, and after deducting underwriting discounts and commissions and estimated offering expenses payable by us. We may also increase or decrease the number of shares we are offering. Each increase (decrease) of 1,000,000 shares in the number of shares we are offering would increase (decrease) our pro forma as adjusted net tangible book value by approximately $   million, or approximately $   per share and would increase (decrease) dilution per share to investors in this offering by approximately $   per share, assuming the assumed initial public offering price of $ per share remains the same, after deducting underwriting discounts and commissions and estimated offering expenses payable by us.

 

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If the underwriters’ over-allotment option is exercised in full, the pro forma as adjusted net tangible book value per share after this offering would be $   per share; the increase in pro forma as adjusted net tangible book value per share to existing stockholders would be $   per share; and the dilution to investors purchasing shares in this offering would be $   per share.

The following table shows, as of June 30, 2025, on a pro forma as adjusted basis described above (but before deducting underwriting discounts and commissions and estimated offering expenses payable by us), the differences between the existing stockholders and the purchasers of shares in this offering with respect to the number of shares purchased from us, the total consideration paid, which includes net proceeds received from the issuance of common and convertible preferred stock, cash received from the exercise of stock options and the value of any stock issued for services and the average price paid per share (in thousands, except per share amounts and percentages):

 

     Shares
Purchased
    Total Consideration        
     Number      Percent     Amount      Percent     Weighted-
Average Price
Per Share
 

Existing stockholders before this offering

            

Investors participating in this offering(1)

            
  

 

 

    

 

 

   

 

 

    

 

 

   

Total

                100                100.0   $        
  

 

 

    

 

 

   

 

 

    

 

 

   
 
(1)

The presentation in this table regarding ownership by existing stockholders does not give effect to any purchases that existing stockholders may make through our directed share program or otherwise in this offering.

The table above assumes no exercise of the underwriters’ over-allotment option in this offering. If the underwriters’ over-allotment option is exercised in full, the number of shares of our common stock held by existing stockholders would be reduced to % of the total number of shares of our common stock outstanding after this offering, and the number of shares of common stock held by investors participating in the offering would be increased to  % of the total number of shares of our common stock outstanding after this offering.

The foregoing tables and calculations (other than the historical net tangible book value (deficit) calculations) are based on     shares of common stock outstanding as of June 30, 2025, after giving effect to the conversion of all outstanding shares of our convertible preferred stock into 163,099,487 shares of common stock upon the closing of this offering and exclude:

 

   

31,741,410 shares of our common stock issuable upon the exercise of options outstanding as of June 30, 2025 under the 2020 Plan at a weighted-average exercise price of $0.36 per share;

 

   

3,728,809 shares of our common stock issuable upon the vesting of unvested restricted stock units outstanding as of June 30, 2025 under the 2020 Plan;

 

   

3,790,449 shares of our common stock underlying stock appreciation rights outstanding as of June 30, 2025;

 

   

   shares of our common stock issuable upon the exercise of options granted after June 30, 2025 pursuant to the 2020 Plan at a weighted-average exercise price of $   per share;

 

   

1,131,506 shares of our common stock reserved for future issuance under the 2020 Plan as of June 30, 2025;

 

   

   shares of our common stock reserved for future issuance under the 2025 Plan, which will become effective in connection with this offering; and

 

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   shares of our common stock reserved for future issuance under the ESPP, which will become effective in connection with this offering.

To the extent that any outstanding options are exercised, restricted stock units settle, new options are issued under our stock-based compensation plans or we issue additional shares of common stock or securities convertible into common stock in the future, there will be further dilution to investors participating in this offering.

 

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MANAGEMENT’S DISCUSSION AND ANALYSIS OF FINANCIAL CONDITION AND RESULTS OF OPERATIONS

You should read the following discussion and analysis of our financial condition and results of operations together with our consolidated financial statements and related notes and other financial information included elsewhere in this prospectus. Some of the information contained in this discussion and analysis or set forth elsewhere in this prospectus, including information with respect to our plans and strategy for our business and related financing, includes forward-looking statements that involve risks, assumptions and uncertainties. As a result of many factors, including those factors set forth in the section entitled “Risk Factors,” our actual results could differ materially from the results described in or implied by the forward-looking statements contained in the following discussion and analysis. You should carefully read the section entitled “Risk Factors” to gain an understanding of the important factors that could cause actual results to differ materially from our forward-looking statements. Please also see the section entitled “Special Note Regarding Forward-Looking Statements.”

Overview

Evommune is a clinical-stage biotechnology company developing innovative therapies that target key drivers of chronic inflammatory diseases, with initial clinical development programs focusing on chronic spontaneous urticaria (“CSU”), atopic dermatitis (“AD”) and ulcerative colitis (“UC”). Chronic inflammation is a significant healthcare problem in the world, substantially impacting patients’ quality of life and leading to life-threatening conditions. These conditions, if not prevented, ultimately lead to fatal diseases, such as cardiovascular diseases, diabetes and cancer, which contribute to three out of every five deaths worldwide and result in an estimated $90 billion of annual cost to the healthcare system in the United States.

Our mission is to improve patients’ daily lives and prevent the long-term effects of uncontrolled inflammation that are a consequence of the limitations of existing therapies. To achieve this, we are advancing a portfolio of differentiated product candidates that target key drivers of chronic inflammation.

Our management team’s proven drug development expertise and experience in the field of immunology and inflammation, combined with advanced scientific tools, enable us to identify and advance potent, highly selective molecules with distinctive mechanisms of action. By identifying treatment gaps of chronic inflammatory diseases, we strive to transform the treatment landscape, developing therapies that have the potential to offer rapid symptom relief and provide safe, durable resolution of the underlying disease. Among our portfolio of programs, we currently have two product candidates, EVO756 and EVO301, in Phase 2 trials. We are initially developing EVO756 for the treatment of CSU and AD, and EVO301 for the treatment of AD and UC. We see broad expansion potential for both programs across additional chronic inflammatory diseases. We also intend to advance additional preclinical programs into clinical development.

We were incorporated under the laws of the State of Delaware in April 2020 under the name “Evommune, Inc.” We have two wholly owned subsidiaries: Evommune Research, LLC and Evommune Biologics, LLC.

We have incurred significant operating losses in each year since our inception. For the years ended December 31, 2024 and 2023, we had net losses of $66.8 million and $34.1 million, respectively, and for the six months ended June 30, 2025, we had a net loss of $28.1 million. As of June 30, 2025, we had an accumulated deficit of $180.3 million. We expect to continue to incur net losses for the foreseeable future, and we expect our research and development expenses, general and administrative expenses and capital expenditures will continue to increase. In particular, we expect our expenses to increase as we continue our development of, and seek regulatory approvals for, our product candidates, as well as hire additional personnel, pay fees to outside consultants, lawyers and accountants and incur other increased costs associated with being a public company. In addition, if and when we seek and obtain regulatory approval to commercialize any product candidate, we will also incur increased expenses in connection with commercialization and marketing of any such product. Our net losses may fluctuate significantly from quarter-to-quarter and year-to-year, depending on the timing of our clinical trials and our expenditures on other research and development activities.

 

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We expect to continue to incur significant and increasing net operating losses for the next several years as we:

 

   

continue the research and development of our clinical- and preclinical-stage product candidates and discovery-stage programs, including the continued development of our most advanced product candidates, EVO756 and EVO301;

 

   

increase the amount of research and development activities to identify and develop product candidates;

 

   

make milestone, royalty or other payments under in-license or collaboration agreements;

 

   

maintain, expand and protect our intellectual property portfolio;

 

   

expand our operational, financial and management systems and increase personnel, including personnel to support our clinical development, manufacturing and commercialization efforts;

 

   

establish sales, marketing and distribution infrastructure to commercialize any products for which we may obtain marketing approval and intend to commercialize on our own or jointly with third parties;

 

   

address any competing therapies and market developments;

 

   

incur additional costs associated with operating as a public company following the closing of this offering;

 

   

invest in or in-license other technologies; and

 

   

experience any delays or encounter any issues with any of the above, including but not limited to failed studies or trials, complex results, manufacturing challenges, safety issues or other regulatory challenges.

As a result, we will require substantial additional funding to further develop our product candidates and support our continuing operations. To date, we have not had any products approved for sale and, therefore, have not generated any approved product-related revenue. We do not expect to generate any revenues from product sales unless and until we successfully complete development and obtain regulatory approval for one or more of our product candidates, which will not be for at least the next several years, if ever. If we obtain regulatory approval for any of our product candidates, we expect to incur significant commercialization expenses related to product sales, marketing, manufacturing and distribution. As a result, until such time, if ever, that we can generate substantial product revenue, we expect to finance our cash requirements through equity offerings, debt financings or other capital sources, including potential collaborations, licenses and other similar arrangements. However, we may be unable to raise additional funds or enter into such other arrangements when needed or on commercially acceptable terms, if at all. Any failure to raise capital as and when needed could have a negative impact on our financial condition and on our ability to pursue our business plans and strategies, including our research and development activities. If we are unable to raise capital, we will need to delay, reduce or terminate planned activities to reduce costs.

Based upon our current operating plan, we believe that the estimated net proceeds from this offering together with our existing cash, cash equivalents and short-term investments of $86.8 million as of June 30, 2025 will be sufficient to fund our operations and capital requirements   . We have based this estimate on assumptions that may prove to be wrong, and we could exhaust our available capital resources sooner than we expect. To finance our operations beyond that point we will need to raise additional capital, which cannot be assured. See the subsection titled “—Liquidity and Capital Resources” below.

Strategic Collaborations and License Agreements

Dermira, Inc.

In December 2020, we entered into a License, Development and Commercialization Agreement with Dermira, pursuant to which Dermira granted us an exclusive, worldwide license to develop and commercialize certain compounds, including the compound in development by us known as EVO756 (the “Dermira License Agreement”).

 

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The Dermira License Agreement remains in effect on a product-by-product and a country-by-country basis until the expiration of the royalty term for such product in such country. The Dermira License Agreement may be terminated by either party due to the other party’s uncured material breach or bankruptcy. Additionally, we may terminate the Dermira License Agreement for convenience upon a set number of days’ prior notice.

In consideration for the licenses granted to us under the Dermira License Agreement, we paid to Dermira a $7.5 million upfront license fee. Additionally, in connection with our entry into the Dermira License Agreement, we issued to Dermira 3,227,805 shares of Series A Preferred Stock which was equal to approximately 5% of our fully diluted equity at the time of grant and was calculated by reference to the same per-share purchase price paid by the lead investor in the Series A Preferred Stock financing (as a completed qualified financing).

We are also obligated to pay to Dermira up to $45.0 million in development milestones for the development of EVO756 (or up to $135.0 million for the development of all licensed products), and up to $240.0 million in sales milestones for the development of EVO756 (or up to $720.0 million for the development of all licensed products) as well as tiered royalty payments in mid-single digit to low-tens percentages on worldwide sales of the licensed products.

As of June 30, 2025, we have paid a total of $11.0 million in upfront payments and development milestones under the Dermira License Agreement, which was recognized as research and development expense for the year in which they occurred. No milestones were achieved under the Dermira License Agreement during the year ended December 31, 2024. For the six months ended June 30, 2025, we recorded $2.5 million as research and development expense upon achievement of a development milestone under the Dermira License Agreement. Milestones and royalties are contingent upon future events and will be recorded when the milestones are achieved and when payments are due.

Under the Dermira License Agreement, we may sublicense EVO756 to third parties. Dermira has consented to our sublicense of EVO756 to Maruho in Japan and certain Asian countries as described below. For additional information related to For additional information related to or any other agreements described below, see the section entitled “Business—Strategic Collaborations and License Agreements.”

Maruho Co., Ltd.

Maruho Japan Agreement

In September 2023, we entered into a strategic collaboration with Maruho and granted Maruho an exclusive license to develop and commercialize EVO756 in Japan (the “Maruho Japan Agreement”). Under the Maruho Japan Agreement, we are eligible to receive up to $60.0 million in upfront and customary milestone payments and royalty payments on future sales of EVO756 in Japan.

Maruho Greater Asia Agreement

In March 2024, we entered into a second strategic collaboration with Maruho (the “Maruho Greater Asia Agreement”) and granted Maruho the exclusive license to develop and commercialize EVO756 in Greater China and certain other Asian countries. Under the Maruho Greater Asia Agreement, we are eligible to receive up to $62.0 million in upfront and customary milestone payments.

AprilBio Co., Ltd.

In June 2024, we entered into a license agreement with AprilBio under which AprilBio granted us an exclusive worldwide license to develop and commercialize EVO301 (the “AprilBio License Agreement”). Under the AprilBio License Agreement, we paid an upfront payment of $15.0 million and may be required to pay milestone payments up to $460.0 million upon achievement of future milestones and royalties on future sales of EVO301. For the six months ended June 30, 2025, we recorded $1.5 million as research and development expense upon achievement of a development milestone under the AprilBio License Agreement. No development

 

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milestones were recorded as research and development expenses for the six months ended June 30, 2024. No other development or sales milestones have been achieved as of June 30, 2025.

Components of Operating Results

Revenue

Our revenue since inception has consisted exclusively of license revenue. We have not generated any revenue from the sale of products and do not expect to generate any revenue from the sale of products in the foreseeable future, if at all. If our development efforts for our current product candidates and any future product candidates are successful and result in regulatory approval, we may generate revenue in the future from product sales, payments from existing or potential future collaboration or license agreements with third parties or any combination thereof.

Operating Expenses

Our operating expenses since inception have consisted primarily of research and development expenses and general and administrative costs.

Research and Development

Our research and development expenses consist primarily of external and internal costs incurred for the development of our product candidates and our drug discovery efforts, which include:

 

   

personnel costs, which include salaries, benefits and equity-based compensation expense;

 

   

expenses incurred under agreements with consultants and third-party contract organizations that conduct research and development activities on our behalf, such as CROs;

 

   

costs related to research and license agreements;

 

   

costs related to production of preclinical and clinical materials, including fees paid to contract development and manufacturing organizations (“CDMOs”);

 

   

costs related to compliance with regulatory requirements;

 

   

laboratory and vendor expenses related to the execution of preclinical studies and planned clinical trials; and

 

   

laboratory supplies and equipment used for internal research and development activities.

We expense all research and development costs in the periods in which they are incurred. Costs for certain research and development activities are recognized based on an evaluation of the progress to completion of specific tasks using information and data provided to us by our vendors and third-party service providers. Non-refundable advance payments for goods and services that will be used over time for research and development are deferred and capitalized as prepaid expenses on our consolidated balance sheets. The capitalized amounts are recognized as an expense as the goods are delivered or as the related services are performed. Since our inception, substantially all of our external costs were related to the development of product candidates. We use internal resources for platform development, early pipeline discovery, preclinical development, management of clinical development activities, technical operations and oversight of manufacturing partners. We do not track our research and development expenses on a program-by-program basis. Our third-party research and development expenses consist primarily of fees paid to outside consultants, CROs, CDMOs and research laboratories in connection with our preclinical development, process development, manufacturing and clinical development activities. Our other research and development costs are internal costs primarily associated with our discovery efforts, laboratory supplies and facilities, including depreciation, that are deployed across multiple programs.

 

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We expect our research and development expenses to increase substantially for the foreseeable future as we continue to invest in research and development activities related to developing our product candidates, including investments in conducting clinical trials, manufacturing and otherwise advancing our programs. The process of conducting the necessary clinical research to obtain regulatory approval is costly and time-consuming, and the successful development of our product candidates is highly uncertain.

Because of the numerous risks and uncertainties associated with product development and the current stage of development of our product candidates and programs, we cannot reasonably estimate or know the nature, timing and estimated costs necessary to complete the remainder of the development of our product candidates or programs. We are also unable to predict if, when or to what extent we will obtain regulatory approval and generate revenues from the commercialization and sale of our product candidates. The duration, costs and timing of preclinical studies and clinical trials and development of our product candidates will depend on a variety of factors, including:

 

   

enrollment in our Phase 2b dose-ranging trials for EVO756 in CSU and AD, any future clinical trials of EVO756, our ongoing Phase 2 trial for EVO301 and any clinical trials for future product candidates;

 

   

data from our clinical programs that support an acceptable risk-benefit profile of our product candidates in the intended patient populations;

 

   

acceptance by the FDA or other comparable foreign regulatory authorities, of the Investigational New Drug (“IND”) applications, clinical trial applications and other regulatory filings for EVO756, EVO301, our other current product candidates and any future product candidates;

 

   

expansion and maintenance of a workforce of experienced scientists and others to continue to develop our product candidates;

 

   

successful application for and receipt of marketing approvals from applicable regulatory authorities;

 

   

obtainment and maintenance of intellectual property protection and regulatory exclusivity for our product candidates;

 

   

arrangements with third-party manufacturers for, or establishment of, manufacturing capabilities;

 

   

maintenance, enforcement, defense and protection of our rights in our intellectual property portfolio; and

 

   

avoidance of infringement, misappropriation or other violations with respect to others’ intellectual property or proprietary rights.

We may never succeed in achieving regulatory approval for any of our product candidates. We may obtain unexpected results from our preclinical studies and clinical trials. We may elect to discontinue, delay or modify clinical trials of some product candidates or focus on others. A change in the outcome of any of these factors could mean a significant change in the costs and timing associated with the development of our current and future preclinical and clinical product candidates. For example, if the FDA or another regulatory authority were to require us to conduct clinical trials beyond those that we currently anticipate will be required for the completion of clinical development, or if we experience significant delays in execution of or enrollment in any of our preclinical studies or clinical trials, we could be required to expend significant additional financial resources and time on the completion of preclinical and clinical development.

Research and development activities account for a significant portion of our operating expenses. We expect our research and development expenses to increase for the foreseeable future as we continue to implement our business strategy, which includes advancing EVO756 and EVO301 through clinical development and other product candidates further into clinical development, expanding our research and development efforts, including hiring additional personnel to support our research and development efforts and seeking regulatory approvals for our product candidates that successfully complete clinical trials. In addition, product candidates in later stages of

 

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clinical development generally incur higher development costs than those in earlier stages of clinical development. As a result, we expect our research and development expenses to increase as our product candidates advance into later stages of clinical development. However, we do not believe that it is possible at this time to accurately project total program-specific expenses through commercialization. There are numerous factors associated with the successful commercialization of any of our product candidates, including future trial design and various regulatory requirements, many of which cannot be predicted.

General and Administrative Expenses

Our general and administrative expenses consist primarily of personnel costs, depreciation expense and other expenses for outside professional services, including legal, human resources, audit and accounting services and facility-related fees. Personnel costs consist of salaries, benefits and equity-based compensation expense for our personnel in executive, finance and accounting, business operations and other administrative functions. We expect our general and administrative expenses to increase over the next several years to support our continued research and development activities, manufacturing activities, increased costs of expanding our operations and operating as a public company. These increases will likely include increases related to the hiring of additional personnel and legal, regulatory and other fees and services associated with maintaining compliance with NYSE listing rules and SEC requirements, director and officer insurance premiums and investor relations costs associated with being a public company.

Other Income, Net

Our other income, net consists primarily of interest earned on our invested cash, cash equivalents and short-term investment balances, interest expense, foreign exchange gains and losses and other insignificant amounts. We expect our interest income may increase as we invest the cash received from the net proceeds from this offering.

Results of Operations

Comparison of the Six Months Ended June 30, 2025 and 2024

The following sets forth our results of operations:

 

     Six Months Ended     Change  
     June 30,
2025
    June 30,
2024
    Amount     Percent  

Revenue

   $ 3,000     $ 7,000     $ (4,000     (57 )% 

Operating Expenses:

        

Research and development

     34,000       33,125       875       3

General and administrative

     7,026       5,918       1,108       19
  

 

 

   

 

 

   

 

 

   

Total operating expenses

     41,026       39,043       1,983       5
  

 

 

   

 

 

   

 

 

   

Loss from Operations

     (38,026     (32,043     (5,983     19

Other income, net

     9,904       1,877       8,027       428
  

 

 

   

 

 

   

 

 

   

Net Loss

   $ (28,122   $ (30,166   $ 2,044       (7 )% 
  

 

 

   

 

 

   

 

 

   

Revenue

For the six months ended June 30, 2025 and 2024, we recognized $3.0 million and $7.0 million, respectively, in revenue through our license agreements. The decrease was due to lower license revenue recognized under the Maruho Japan Agreement than the Maruho Greater Asia Agreement. License revenue of $3.0 million was recognized upon the satisfaction of the performance obligation under the Maruho Japan Agreement for the six months ended June 30, 2025 compared to $7.0 million recognized under the Maruho Greater Asia Agreement for the six months ended June 30, 2024.

 

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Operating Expenses

Research and Development

The following table summarizes our research and development expenses for each of the periods indicated:

 

     Six Months Ended         
     June 30,
2025
     June 30,
2024
     Change  
     (in thousands)  

EVO756

   $ 14,859      $ 9,685      $ 5,174  

EVO301

     4,402        15,006        (10,604

Discovery research

     9,512        3,897        5,615  

Personnel costs

     5,227        4,537        689  
  

 

 

    

 

 

    

 

 

 

Total research and development expenses

   $ 34,000      $ 33,125      $ 875  
  

 

 

    

 

 

    

 

 

 

Research and development expenses were $34.0 million and $33.1 million for the six months ended June 30, 2025 and 2024, respectively. The increase was primarily due to an increase of $5.2 million related to our clinical development of EVO756. We also had an increase of $5.6 million related to additional preclinical research expenses for three undisclosed discovery programs, which is classified as discovery research expense in the table above. There was an increase of $0.7 million in unallocated research and development expenses primarily related to personnel costs for additional hiring to support our EVO756 and EVO301 clinical programs, which was partially offset by a decrease of $10.6 million related to our in-licensing and subsequent clinical development of EVO301 following a $15.0 million upfront payment to AprilBio in June 2024.

General and Administrative

The following table summarizes our general and administrative expenses for each of the periods indicated:

 

     Six Months Ended         
     June 30,
2025
     June 30,
2024
     Change  
     (in thousands)  

Personnel costs

   $ 3,366      $ 2,763      $ 603  

Stock-based compensation

     674        482        192  

Professional fees

     1,177        1,163        14  

Other general and administrative expenses

     1,809        1,510        299  
  

 

 

    

 

 

    

 

 

 

Total general and administrative expenses

   $ 7,026      $ 5,918      $ 1,108  
  

 

 

    

 

 

    

 

 

 

General and administrative expenses were $7.0 million and $5.9 million for the six months ended June 30, 2025 and 2024, respectively. The increase was primarily due to an increase in personnel costs of $0.6 million due to increased headcount and an increase in other general and administrative expenses of $0.3 million.

Other income, net

Other income, net was $9.9 million and $1.9 million for the six months ended June 30, 2025 and 2024, respectively. The increase of $8.0 million was primarily due to an increase in the fair value of convertible preferred stock forward of $8.9 million and a decrease in interest income of $0.9 million.

 

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Comparison of the Years Ended December 31, 2024 and 2023

The following sets forth our results of operations:

 

     Years Ended
December 31,
    Change  
     2024     2023     Amount     Percent  
     (in thousands)  

Revenue

   $ 7,000     $ 5,000     $ 2,000       40.0

Operating expenses

        

Research and development

     64,244       31,997       32,247       100.8

General and administrative

     12,769       10,853       1,916       17.7
  

 

 

   

 

 

   

 

 

   

Total operating expenses

     77,013       42,850       34,163       79.7
  

 

 

   

 

 

   

 

 

   

Loss from operations

     (70,013     (37,850     (32,163     85.0

Other income, net

     3,205       3,797       (592     (15.6 )% 
  

 

 

   

 

 

   

 

 

   

Net loss

   $ (66,808   $ (34,053   $ (32,755     96.2
  

 

 

   

 

 

   

 

 

   

Revenue

For the years ended December 31, 2024 and 2023, we recognized $7.0 million and $5.0 million, respectively, in revenue through our license agreements. The increase was due to a larger upfront payment under the Maruho Greater Asia Agreement than under the Maruho Japan Agreement.

Operating Expenses

Research and Development

The following table summarizes our research and development expenses for each of the periods indicated:

 

     Years Ended
December 31,
    

 

 
     2024      2023      Change  
     (in thousands)  

EVO756

   $ 24,662      $ 7,589        17,073  

EVO301

     19,669             $ 19,669  

Other programs

     10,314        18,051        (7,737

Personnel costs

     9,599        6,357        3,242  
  

 

 

    

 

 

    

 

 

 

Total research and development expenses

   $ 64,244      $ 31,997      $ 32,247  
  

 

 

    

 

 

    

 

 

 

Research and development expenses were $64.2 million and $32.0 million for the years ended December 31, 2024 and 2023, respectively. The increase was primarily due to an increase of $19.7 million related to our in-licensing and subsequent clinical development of EVO301 from AprilBio, which included an upfront license fee payment of $15.0 million, which was expensed as incurred. We also incurred $4.7 million in Phase 2 development costs. We had an increase of $17.1 million related to our clinical development of EVO756 driven by our Phase 1 healthy volunteer trial costs as well as the ramp up of our Phase 2a trial costs. We also had an increase of $3.2 million in unallocated research and development expenses primarily related to personnel costs for additional hiring to support our clinical and preclinical discovery programs, partially offset by a decrease of $7.7 million in expenses related to other programs driven by the de-prioritization of a program no longer in development.

 

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General and Administrative

The following table summarizes our general and administrative expenses for each of the periods indicated:

 

     Years Ended
December 31,
        
     2024      2023      Change  
     (in thousands)  

Personnel costs

   $ 5,958      $ 4,344      $ 1,614  

Stock-based compensation

     1,017        851        166  

Professional fees

     2,496        2,703        (207

Other general and administrative expenses

     3,298        2,955        343  
  

 

 

    

 

 

    

 

 

 

Total general and administrative expenses

   $ 12,769      $ 10,853      $ 1,916  
  

 

 

    

 

 

    

 

 

 

General and administrative expenses were $12.8 million and $10.9 million for the years ended December 31, 2024 and 2023, respectively. The increase was primarily due to an increase in personnel costs of $1.6 million due to increased headcount.

Other income, net

Other income, net was $3.2 million and $3.8 million for the years ended December 31, 2024 and 2023, respectively. The decrease of $0.6 million was due to a decrease in interest income.

Liquidity and Capital Resources

Sources of Liquidity

Our operations to date have been financed primarily by aggregate net proceeds of $267.3 million from the issuance of convertible preferred stock and common stock. Since inception, we have had significant operating losses. Our net losses were $66.8 million and $34.1 million for the years ended December 31, 2024 and 2023, respectively, and $28.1 million for the six months ended June 30, 2025. As of June 30, 2025, we had an accumulated deficit of $180.3 million and $86.8 million in cash, cash equivalents and short-term investments. Our primary use of cash is to fund operating expenses, which consist primarily of research and development expenditures and general and administrative expenditures. Cash used to fund operating expenses is impacted by the timing of when we pay these expenses, as reflected in the change in our outstanding accounts payable and accrued expenses.

We currently expect that the estimated net proceeds from this offering, together with our cash, cash equivalents and short-term investments of $    million as of     , 2025 will be sufficient to fund our operating expenses and capital requirements   . However, additional funding will be necessary to fund our future clinical and preclinical activities, and we do not currently have any committed source of external funding. If we are unable to obtain funding, we could be forced to delay, reduce or eliminate our research and development programs, product portfolio expansion or commercialization efforts, which could adversely affect our business prospects and our ability to continue operations.

 

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Cash Flows

The following table summarizes our cash flows for the periods indicated:

 

     Six Months Ended     Years Ended  
     June 30,
2025
    June 30,
2024
    December 31,
2024
    December 31,
2023
 

Net cash used in operating activities

   $ (50,107   $ (13,456   $ (58,195   $ (29,970

Net cash provided by (used in) investing activities

     31,500       19,675       (3,993     (48,433

Net cash provided by (used in) financing activities

     64,189       (168     49,419       63,753  
  

 

 

   

 

 

   

 

 

   

 

 

 

Net increase (decrease) in cash, cash equivalents and restricted cash

   $ 45,582     $ 6,051     $ (12,769   $ (14,650
  

 

 

   

 

 

   

 

 

   

 

 

 

Operating Activities

Cash used in operating activities of $50.1 million during the six months ended June 30, 2025 was attributable to our net loss of $28.1 million, and a net decrease of $14.2 million in our working capital, and a non-cash decrease upon settlement of preferred stock forward of $8.9 million, partially offset by non-cash items, including stock-based compensation, accretion of discount on short-term investments and depreciation and amortization expense totaling $1.2 million.

Cash used in operating activities of $13.5 million during the six months ended June 30, 2024 was attributable to our net loss of $30.2 million, partially offset by non-cash items, including stock-based compensation, accretion of discount on short-term investments and depreciation and amortization expense totaling $0.4 million, and a net increase of $16.4 million in our working capital.

Cash used in operating activities of $58.2 million during the year ended December 31, 2024 was attributable to our net loss of $66.8 million, partially offset by non-cash items, including stock-based compensation, accretion of discount on short-term investments and depreciation and amortization expense totaling $1.2 million and a net increase of $7.4 million in our working capital.

Cash used in operating activities of $30.0 million during the year ended December 31, 2023 was attributable to our net loss of $34.1 million, partially offset by non-cash items, including stock-based compensation, accretion of discount on short-term investments and depreciation and amortization expense totaling $0.7 million and a net decrease of $3.3 million in our working capital.

Investing Activities

Cash provided by investing activities in the six months ended June 30, 2025 comprised maturities of short-term investments of $31.5 million.

Cash provided by investing activities in the six months ended June 30, 2024 comprised maturities of short-term investments of $48.8 million, partially offset by purchases of short-term investments of $29.0 million and property and equipment of $0.1 million.

Cash used in investing activities in the year ended December 31, 2024 comprised purchases of short-term investments of $90.3 million and property and equipment of $0.1 million, partially offset by maturities of short-term investments of $86.4 million.

Cash used in investing activities in the year ended December 31, 2023 comprised purchases of short-term investments of $91.3 million and property and equipment of $0.1 million, partially offset by maturities of short-term investments of $43.0 million.

 

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Financing Activities

Cash provided by financing activities for the six months ended June 30, 2025 was $64.2 million, which comprised net proceeds from the sale and issuance of our Series C Preferred Stock, in June 2025 of $65.2 million, partially offset by payments of deferred offering costs of $0.7 million and principal payments on finance leases and financing obligations of $0.3 million.

Cash used in financing activities for the six months ended June 30, 2024 was $0.2 million, which comprised principal payments on finance leases and financing obligations of $0.2 million.

Cash provided by financing activities for the year ended December 31, 2024 was $49.4 million, which comprised net proceeds from the sale and issuance of our Series C Preferred Stock in October 2024 of $49.8 million, partially offset by principal payments on finance leases and financing obligations of $0.4 million.

Cash provided by financing activities for the year ended December 31, 2023 was $63.8 million, which comprised net proceeds from the sale and issuance of our Series A Preferred Stock, par value $0.0001 per share (“Series A Preferred Stock”), in January 2023 of $6.6 million and the net proceeds from the sale and issuance of our Series B Preferred Stock, par value $0.0001 per share (“Series B Preferred Stock”), throughout 2023 of $57.4 million, partially offset by principal payments on financing obligations of $0.2 million.

Funding Requirements

Our primary uses of capital are, and we expect will continue to be, compensation and related expenses; costs related to third-party clinical research, manufacturing and development services; costs relating to the build-out of our headquarters and other offices, our laboratories and our manufacturing facility; license payments or milestone obligations that may arise; laboratory expenses and costs for related supplies; clinical costs; manufacturing costs; legal and other regulatory expenses and general overhead costs. We expect that our research and development expenses, general and administrative expenses and capital expenditures will continue to increase. Any product candidates we may develop may never achieve commercialization and we anticipate that we will continue to incur losses for the foreseeable future.

Based upon our current operating plan, we believe that the estimated net proceeds from this offering, together with our existing cash, cash equivalents and short-term investments of $86.8 million as of June 30, 2025 will be sufficient to fund our operating expenses and capital requirements   . To finance our operations beyond that point we will need to raise additional capital, which cannot be assured. We have based this estimate on assumptions that may prove to be wrong, and we could utilize our available capital resources sooner than we currently expect.

We will continue to require additional financing to advance our current product candidates through clinical development, to develop, acquire or in-license other potential product candidates and to fund operations for the foreseeable future. We will continue to seek funds, which may be through equity offerings, debt financings or other capital sources, including potential collaborations, out-licenses or dispositions and other similar arrangements. However, we may be unable to raise additional funds or enter into such other arrangements when needed on favorable terms or at all. If we do raise additional capital through offerings of equity or equity-linked securities, the ownership interest of our existing stockholders, including investors in this offering, may be diluted, and the terms of these securities may include liquidation or other preferences that may adversely affect our stockholders’ rights. Debt and equity financings, if available, may involve agreements that include covenants limiting or restricting our ability to take specific actions, such as incurring additional debt, making capital expenditures or declaring dividends. Any failure to raise capital as and when needed could have a negative impact on our financial condition and on our ability to pursue our business plans and strategies. If we are unable to raise capital, we will need to delay, reduce or terminate planned activities to reduce costs.

 

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Because of the numerous risks and uncertainties associated with research, development and commercialization of pharmaceutical products, we are unable to estimate the exact amount of our operating capital requirements. Our future funding requirements will depend on many factors, including, but not limited to:

 

   

the progress, timing and completion of preclinical studies and clinical trials for our current or any future product candidates, as well as the associated costs, including any unforeseen costs we may incur as a result of preclinical study or clinical trial delays due to disease outbreaks, epidemics and pandemics or other causes;

 

   

the timing and amount of milestone and royalty payments we are required to make or are eligible to receive under our license agreements with Dermira, Maruho, AprilBio and any future license or collaboration agreements;

 

   

the number and characteristics of potential new product candidates we identify and decide to develop;

 

   

the need for additional or expanded preclinical studies and clinical trials beyond those that we plan to conduct with respect to our current and future product candidates;

 

   

the cost involved in growing the organization to the size needed to allow for the research, development and potential commercialization of our current or any future product candidates;

 

   

the costs involved in filing patent applications, maintaining and enforcing patents or defending against infringement or other claims raised by third parties;

 

   

the maintenance of our existing license and collaboration agreements and the entry into new license and collaboration agreements;

 

   

the time and costs involved in obtaining regulatory approval for our product candidates and any delays we may encounter as a result of evolving regulatory requirements or adverse results with respect to any of our product candidates;

 

   

the effect of competing technological and market developments;

 

   

the cost and timing of completion of commercial-scale outsourced manufacturing activities;

 

   

the cost of establishing sales, marketing and distribution capabilities for any product candidates for which we may receive regulatory approval in regions where we choose to commercialize our products on our own;

 

   

the cost associated with manufacturing and supply of our product candidates;

 

   

the cost associated with operating as a public company;

 

   

the amount of revenues, if any, we may derive either directly or in the form of royalty payments from future sales of our product candidates, if approved; and

 

   

market acceptance of any approved product candidates.

A change in the outcome of any of these factors could mean a significant change in the costs and timing associated with the development of our current and future preclinical and clinical product candidates. Further, our operating plans may change, and we may need additional funds to meet operational needs and capital requirements for clinical trials and other research and development activities.

Contractual Obligations and Commitments

As of June 30, 2025, we had commitments of $0.1 million related to our operating leases with non-cancelable terms of less than 12 months. In June 2025, we executed a sixty-three month lease agreement to lease approximately 32,016 square feet of office space in Palo Alto, California. The lease is expected to commence in January 2026 and includes annual lease payments during each of the first three years of approximately $1.5 million, with increases of approximately 3% each year thereafter for the remainder of the

 

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lease. In August 2025, we executed a sixty-month lease agreement to lease approximately 4,686 square feet of office space in New York, New York. The lease is expected to commence in October 2025 and includes annual lease payments of approximately $0.4 million.

We enter into contracts in the normal course of business with third-party service providers for clinical trials, preclinical research studies and testing, manufacturing and other services and products for operating purposes. We may also enter into additional research, manufacturing, supplier and other agreements in the future, which may require up-front payments and even long-term commitments of cash.

Critical Accounting Estimates

Our management’s discussion and analysis of our financial condition and results of operations is based on our consolidated financial statements, which have been prepared in accordance with generally accepted accounting principles. The preparation of these consolidated financial statements requires us to make estimates and assumptions that affect the reported amounts of assets and liabilities and the disclosure of contingent assets and liabilities at the date of the consolidated financial statements, as well as the reported expenses incurred during the reporting periods.

On an ongoing basis, we evaluate our estimates and judgments, including but not limited to those related to accrued research and development costs, the fair value of common stock and stock-based compensation expense and other fair value measurements. These estimates and assumptions are monitored and analyzed by us for changes in facts and circumstances, and material changes in these estimates and assumptions could occur in the future. Our estimates are based on our historical experience and on various other factors that we believe are reasonable under the circumstances, the results of which form the basis for making judgments about the carrying value of assets and liabilities that are not readily apparent from other sources. Changes in estimates are reflected in reported results for the period in which they become known. Actual results may differ from these estimates under different assumptions or conditions.

While our significant accounting policies are described in more detail in Note 2 to our audited consolidated financial statements and unaudited condensed consolidated financial statements included elsewhere in this prospectus, we believe that the following accounting policies are those most critical to the judgments and estimates used in the preparation of our consolidated financial statements.

Revenue Recognition

As discussed in Note 2 to our audited consolidated financial statements and unaudited condensed consolidated financial statements included elsewhere in this prospectus, we recognize revenue in accordance with Accounting Standards Codification (“ASC”) 606, Revenue from Contracts with Customers. Our revenue is generated through research collaboration and license agreements with pharmaceutical partners. The terms of these agreements contain multiple goods and services which may include (i) licenses, (ii) research and development activities and (iii) participation in joint research and development steering committees. The terms of these agreements may include non-refundable upfront license or option fees, payments for research and development activities, milestone payments and royalty payments based on product sales derived from the collaboration. Under ASC 606, we evaluate whether the license agreement, research and development services and participation in research and development steering committees represent separate or combined performance obligations. We have determined that these services within our existing contracts represent multiple performance obligations.

The research collaboration and license agreements typically include contingent milestone payments related to specified preclinical and clinical development milestones and regulatory milestones. These milestone payments represent variable consideration that are not initially recognized within the transaction price as they are

 

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fully constrained under the guidance in ASC 606. We will continue to assess the probability of significant reversals for any amounts that become likely to be realized prior to recognizing the variable consideration associated with these payments within the transaction price.

Revenue is recognized ratably over our expected performance period or as these performance obligations are fulfilled under each respective arrangement. We make our best estimate of the period over which we expect to fulfill our performance obligations, which includes access to technology through the license agreement and research activities. Given the uncertainties of these collaboration arrangements, significant judgment is required to estimate the duration of the performance period.

For the years ended December 31, 2024 and 2023 and six months ended June 30, 2025, transaction price allocated to the performance obligations identified under the agreements was recognized as these performance obligations were fulfilled under each respective arrangement.

Our contracts may also call for certain sales-based milestone and royalty payments upon successful commercialization of a target. In accordance with ASC 606-10-55-65, we recognize revenues from sales-based milestone and royalty payments at the later of (i) the occurrence of the subsequent sale or (ii) the performance obligation to which some or all of the sales-based milestone or royalty payments has been allocated has been satisfied (or partially satisfied). We anticipate recognizing these milestone and royalty payments if and when subsequent sales are generated by the customer from the use of the technology. To date, no revenue from these sales-based milestone and royalty payments has been recognized for any periods.

Amounts received prior to satisfying the above revenue recognition criteria are recorded as deferred revenue in our consolidated balance sheets.

Research and Development Costs

Research and development expenses are recognized as services are performed and as costs occur. As part of our process of preparing our consolidated financial statements, we are required to estimate our research and development expenses as of each balance sheet date. Research and development expense accruals are estimated based on the level of services performed, progress of the work orders, including the phase or completion of events, and contracted costs. This process involves reviewing open contracts and purchase orders along with preparation of financial models taking into account communications with our key personnel to identify the level of services that have been performed. We then make estimates of levels of service performed when we have not yet been invoiced or otherwise notified of actual costs incurred as of the balance sheet date. We make significant judgments and estimates in determining the accrual balance at each reporting period based on the facts and circumstances known to us at that time.

There may be instances in which vendors will require nonrefundable advance payments for goods or services to be received in the future. Such advance payments for use in research and development activities are capitalized and recorded in prepaid expenses and other current assets and then expensed as the related goods are delivered or the services are performed.

Although we do not expect our estimates to be materially different from amounts actually incurred, if our estimates of the level of services and timing of services performed differ from actual status and timing of services performed, it could result in us reporting amounts that are too high or too low in any particular reporting period. To date, there have been no material differences between estimates of such expenses and the amounts actually incurred.

 

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Equity-Based Compensation

Equity-based compensation expense represents the cost of the grant date fair value of equity awards recognized over the requisite service period of the awards (usually the vesting period) on a straight-line basis. We estimate the fair value of all stock option grants using the Black-Scholes option pricing model and recognize forfeitures as they occur. Estimating the fair value of equity awards as of the grant date using valuation models, such as the Black-Scholes option pricing model, is affected by assumptions regarding a number of variables, including the risk-free interest rate, the expected stock price volatility, the expected term of stock options, the expected dividend yield and the fair value of the underlying common stock on the date of grant. Changes in the assumptions can materially affect the fair value and ultimately how much equity-based compensation expense is recognized. These inputs are subjective and generally require significant analysis and judgment to develop. See Note 9 to our audited consolidated financial statements and unaudited condensed consolidated financial statements included elsewhere in this prospectus for information concerning the specific assumptions we used in applying the Black-Scholes option pricing model to determine the estimated fair value of our stock options granted for the years ended December 31, 2024 and 2023 and see Note 9 to our unaudited financial statements for the quarter ended June 30, 2025. Certain of our stock option awards allow for early exercise of granted options, before vesting requirements have been satisfied. Shares acquired through the early exercise of options which have not vested at the time of any employee’s termination may be purchased by us at the lower of the original exercise price or the then current fair market value. As of June 30, 2025, unrecognized stock-based compensation expense related to stock options was $4.5 million and is expected to be recognized as expense over a weighted-average period of approximately 2.6 years. The intrinsic value of all outstanding stock options as of June 30, 2025 was approximately $    million, based on the assumed initial public offering price of $    per share, the midpoint of the estimated offering price range set forth on the cover page of this prospectus, of which approximately $    million related to vested options and approximately $    million related to unvested options.

Convertible Preferred Stock Forward

Certain provisions of the Series C Preferred Stock Purchase Agreement (“Series C SPA”) obligate us to sell, and the investors to purchase, an additional tranche of shares of Series C Preferred Stock, par value $0.0001 per share (“Series C Preferred Stock”), at a future date and specified price (the “tranche closings forward”) if certain clinical performance milestones are met. The tranche closings forward represent freestanding instruments as they are legally detachable and separately exercisable and, therefore, are accounted for separately from Series C Preferred Stock as convertible preferred stock forwards (liability or asset).

These derivatives were recorded at fair value at inception and are subject to remeasurement to fair value at each balance sheet date, with any changes in fair value recognized in change in the fair value of convertible preferred stock forward in the statements of operations (see Note 3 and Note 7 to our audited consolidated financial statements and unaudited condensed consolidated financial statements included elsewhere in this prospectus).

Determination of the Fair Value of Common Stock

We are required to estimate the fair value of the common stock underlying our stock-based awards when performing fair value calculations. Historically, for all periods prior to this offering, the grant-date fair market value of our common stock underlying stock options has been determined by our board of directors with assistance of unrelated third-party valuation specialists. Given the absence of a public trading market for our common stock, our board of directors exercised reasonable judgment and considered a number of objective and subjective factors to determine the best estimate of the fair value of our common stock, including: our stage of development and material risks related to our business; the progress of our research and development programs; sales of our preferred stock; the rights, preferences and privileges of our convertible preferred stock relative to those of our common stock; the lack of marketability of our securities; our financial condition and operating

 

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results, including our levels of available capital resources; the likelihood of achieving a liquidity event such as an initial public offering in light of prevailing market conditions; equity market conditions affecting comparable public companies; the trends, developments and conditions in the life sciences and biotechnology industry sectors; and general U.S. market and economic conditions. Valuations of our common stock were prepared by an independent third-party valuation firm in accordance with the guidance provided by the American Institute of Certified Public Accountants 2013 Practice Guide, Valuation of Privately-Held-Company Equity Securities Issued as Compensation, referred to as the “Practice Aid.”

In accordance with the Practice Aid, we generally considered the following methods:

 

   

Option Pricing Method (“OPM”): Under the OPM, shares are valued by creating a series of call options with exercise prices based on the liquidation preferences and conversion terms of each equity class. The estimated fair values of the convertible preferred stock and common stock are inferred by analyzing these options. This method is appropriate to use when the range of possible future outcomes is so difficult to predict that estimates would be highly speculative, and dissolution or liquidation is not imminent.

 

   

Probability-Weighted Expected Return Method (“PWERM”): The PWERM is a scenario-based analysis that estimates value per share based on the probability-weighted present value of expected future investment returns, considering each of the possible outcomes available to us, as well as the economic and control rights of each share class.

 

   

Hybrid Method: The Hybrid Method is a hybrid between PWERM and OPM, where the equity value is estimated based on probability-weighted value across multiple scenarios where the OPM is used to estimate the allocation of value within one or more of those scenarios.

For grants of options made in January 2023, we employed the Hybrid Method as of September 30, 2022 estimating the probability-weighted value across multiple scenarios including with the back-solve method for inferring the equity value predicated on the closing of the final tranche of our Series A Preferred Stock in December 2022 and January 2023. A discount for lack of marketability (“DLOM”) of the common stock was then applied to arrive at an indication of value for the common stock. With the aid of a third-party valuation as of September 30, 2022, our board of directors, with input from management, determined the fair market value of our common stock to be $0.42 per share for the options granted on January 13, 2023.

For grants of options made in May 2023, we employed the Hybrid Method as of March 31, 2023 estimating the probability-weighted value across multiple scenarios including with the back-solve method for inferring the equity value predicated on receiving Phase 2 data readouts for our lead product at the time and having an exit event by selling the lead product. A DLOM of the common stock was then applied to arrive at an indication of value for the common stock. With the aid of a third-party valuation as of March 31, 2023, our board of directors, with input from management, determined the fair market value of our common stock to be $0.45 per share for the options granted on May 12, 2023.

For grants of options made in January, March and April 2024, we employed the Hybrid Method as of September 30, 2023 estimating the probability-weighted value across multiple scenarios including with the back-solve method for inferring the equity value predicated on low optionality of our preclinical stage product candidates. A DLOM of the common stock was then applied to arrive at an indication of value for the common stock. With the aid of a third-party valuation as of September 30, 2023, our board of directors, with input from management, determined the fair market value of our common stock to be $0.20 per share for the options granted on January 6, 2024, March 13, 2024, March 22, 2024 and April 23, 2024.

For grants of options and restricted stock units (“RSUs”) made in December 2024, we employed the Hybrid Method as of September 30, 2024 estimating the probability-weighted value across multiple scenarios including with the Pari Passu back-solve method for inferring the equity value. A DLOM of the common stock was then

 

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applied to arrive at an indication of value for the common stock. With the aid of a third-party valuation as of September 30, 2024, our board of directors, with input from management, determined the fair market value of our common stock to be $0.35 per share for the options granted on December 9, 2024 and March 20, 2025.

For grants of options made in June and September 2025, we employed the Hybrid Method as of May 31, 2025 estimating the probability-weighted value across multiple scenarios including with the back-solve method for inferring the equity value predicated on low optionality of our preclinical stage product candidates. A DLOM of the common stock was then applied to arrive at an indication of value for the common stock. With the aid of a third-party valuation as of May 31, 2025, our board of directors, with input from management, determined the fair market value of our common stock to be $0.58 per share for the options granted on June 26, 2025 and September 17, 2025.

The estimates of fair value of our common stock are highly complex and subjective. There are significant judgments and estimates inherent in the determination of the fair value of our common stock. These judgments and estimates include assumptions regarding our future operating performance, the time to completing an initial public offering, or other liquidity event, the related valuations associated with these events, and the determinations of the appropriate valuation methods at each valuation date. The assumptions underlying these valuations represent our best estimates, which involve inherent uncertainties and the application of management judgment. If we had made different assumptions, our equity-based compensation expense, net loss and net loss per share applicable to common stockholders could have been materially different.

Once a public trading market for our common stock has been established in connection with the closing of this offering, it will no longer be necessary for our board of directors to estimate the fair value of our common stock in connection with our accounting for granted stock options and other such awards we may grant, as the fair value of our common stock will be determined based on the quoted market price of our common stock.

The following table summarizes by grant date the number of shares of common stock subject to stock options and RSUs granted from January 1, 2023 through the date of this prospectus, as well as the associated per-share exercise price and the estimated fair value per share of our common stock as of the grant date:

 

Grant Date

   Type of
Award
     Number of
shares subject to
awards granted
     Per share
exercise price
     Estimate of fair
value of common
stock per share on
grant date
 

January 2023

     Options        2,740,966      $ 0.42      $ 0.42  

May 2023

     Options        6,225,656      $ 0.45      $ 0.45  

January to April 2024

     Options        3,544,401      $ 0.20      $ 0.20  

December 2024

     Options        9,046,628      $ 0.35      $ 0.35  

December 2024

     RSU        3,728,809      $ 0.35      $ 0.35  

March 2025

     Options        30,000      $ 0.35      $ 0.35  

June 2025

     Options        145,000      $ 0.58      $ 0.58  

September 2025

     Options        170,000      $ 0.58      $ 0.58  

For grants of stock appreciation rights (“SARs”) made in December 2024, we utilized a Monte Carlo simulation. With the aid of a third-party valuation as of December 9, 2024, our board of directors, with input from management, determined the fair market value of these awards to be $1.44 per share for the SARs granted on December 9, 2024. If a SAR vests, we will issue one share of common stock, or deliver the cash equivalent, for an amount equal to the fair market value of a share of common stock on the settlement date less the exercise price for each vested SAR.

Recently Adopted Accounting Pronouncements

Refer to Note 2, “Summary of Significant Accounting Policies,” in the accompanying notes to our audited consolidated financial statements for the years ended December 31, 2024 and 2023 and unaudited condensed consolidated financial statements included elsewhere in this prospectus for the six months ended June 30, 2025 appearing elsewhere in this prospectus for a discussion of recent accounting pronouncements.

 

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Quantitative and Qualitative Disclosures about Market Risk

We are a smaller reporting company as defined by Item 10 of Regulation S-K and are not required to provide the information otherwise required under this item.

Emerging Growth Company and Smaller Reporting Company Status

As an EGC under the JOBS Act, we may delay the adoption of certain accounting standards until such time as those standards apply to private companies. Other exemptions and reduced reporting requirements under the JOBS Act for EGCs include presentation of only two years of audited consolidated financial statements in a registration statement for an IPO, an exemption from the requirement to provide an auditor’s report on internal controls over financial reporting pursuant to Section 404(b) of the Sarbanes-Oxley Act, an exemption from any requirement that may be adopted by the Public Company Accounting Oversight Board regarding mandatory audit firm rotation and less extensive disclosure about our executive compensation arrangements.

In addition, the JOBS Act provides that an EGC can take advantage of an extended transition period for complying with new or revised accounting standards. This provision allows an EGC to delay the adoption of some accounting standards until those standards would otherwise apply to private companies. We have elected to use this extended transition period for complying with new or revised accounting standards that have different effective dates for public and private companies until the earlier of the date we (i) are no longer an emerging growth company or (ii) affirmatively and irrevocably opt out of the extended transition period provided in the JOBS Act. As a result, our consolidated financial statements may not be comparable to companies that comply with new or revised accounting pronouncements as of public company effective dates.

We may remain classified as an EGC until the end of the fiscal year following the fifth anniversary of this offering or such earlier time that we are no longer an EGC. If the market value of our common stock that is held by non-affiliates exceeds $700.0 million as of June 30 of any year, or if we have annual gross revenues of $1.235 billion or more in any fiscal year, we would cease to be an EGC as of December 31 of the applicable year. We also would cease to be an EGC if we issue more than $1.0 billion of non-convertible debt over a three-year period.

We are also a smaller reporting company as defined in the Exchange Act. We may continue to be a smaller reporting company even after we are no longer an EGC. We may take advantage of certain of the scaled disclosures available to smaller reporting companies and will be able to take advantage of these scaled disclosures until the fiscal year following the determination that (i) our voting and non-voting common stock held by non-affiliates is at least $250.0 million measured on the last business day of our second fiscal quarter or (ii) our annual revenue is at least $100.0 million during the most recently completed fiscal year and our voting and non-voting common stock held by non-affiliates is at least $700.0 million measured on the last business day of our second fiscal quarter.

 

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BUSINESS

Overview

Evommune is a clinical-stage biotechnology company developing innovative therapies that target key drivers of chronic inflammatory diseases, with initial clinical development programs focusing on chronic spontaneous urticaria (“CSU”), atopic dermatitis (“AD”) and ulcerative colitis (“UC”). Chronic inflammation is a significant healthcare problem in the world, substantially impacting patients’ quality of life and leading to life-threatening conditions. These conditions, if not prevented, ultimately lead to fatal diseases, such as cardiovascular diseases, diabetes and cancer, which contribute to three out of every five deaths worldwide and result in an estimated $90 billion of annual cost to the healthcare system in the United States.

Our mission is to improve patients’ daily lives and prevent the long-term effects of uncontrolled inflammation that are a consequence of the limitations of existing therapies. To achieve this, we are advancing a portfolio of differentiated product candidates that target key drivers of chronic inflammation.

Our management team’s proven drug development expertise and experience in the field of immunology and inflammation, combined with advanced scientific tools, enable us to identify and advance potent, highly selective molecules with distinctive mechanisms of action. By identifying treatment gaps of chronic inflammatory diseases, we strive to transform the treatment landscape, developing therapies that have the potential to offer rapid symptom relief and provide safe, durable resolution of the underlying disease. Among our portfolio of programs, we currently have two product candidates, EVO756 and EVO301, in Phase 2 trials. We are initially developing EVO756 for the treatment of CSU and AD, and EVO301 for the treatment of AD and UC. We see broad expansion potential for both programs across additional chronic inflammatory diseases. We also intend to advance additional preclinical programs into clinical development.

Our most advanced clinical-stage product candidate, EVO756, is a potent and highly selective oral small molecule antagonist of MRGPRX2, a receptor predominantly found on mast cells and peripheral sensory neurons. Dysregulated MRGPRX2 activity can play a key role as both a catalyst and perpetuator of disease pathogenesis across a multitude of systemic chronic inflammatory diseases. By targeting MRGPRX2, we believe EVO756 is the only dual mechanism clinical approach that modulates both mast cells and peripheral sensory neurons, representing a new potential therapeutic option to reduce inflammation and provide rapid relief of itch (pruritus). Mast cells are critical regulators of immune response and can be found in most vascularized tissues including skin, lung and the digestive tract. These cells tend to be distributed in close proximity to peripheral sensory neurons, where the activation of the neurons can trigger the inflammatory cascade and mast cells are implicated in further perpetuating neuroinflammation and its related symptoms. We believe MRGPRX2 is the only clinical approach aimed at inhibiting this neuroimmune interaction.

We previously announced the topline results from a Phase 1 proof-of-concept trial in 132 healthy volunteers designed to assess the safety, tolerability, pharmacokinetic (“PK”) properties and pharmacodynamic (“PD”) properties of orally administered EVO756. Comprehensive trial results were presented at the UCARE Global Urticaria Forum meeting in December 2024. EVO756 was observed to be well-tolerated at all doses tested, with no serious adverse events (“SAEs”), and PK results supporting daily dosing. A skin challenge test was also conducted in the multiple ascending dose (“MAD”) portion of the trial in which icatibant, a known MRGPRX2 ligand, representative of a broad class of disease relevant ligands, was administered via intradermal injection to healthy volunteers creating measurable wheals on their skin. EVO756 was observed to robustly decrease the healthy volunteers’ wheals induced by icatibant, evidencing meaningful target engagement at all doses tested. We are currently conducting a Phase 2b trial of EVO756 in CSU and have completed a Phase 2 trial of EVO756 in chronic inducible urticaria (“CIndU” and together with CSU, chronic urticarias or “CU”).

 

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In May 2025, we reported topline results from our U.S. multicenter Phase 2 trial of EVO756 in CIndU that demonstrated clinical activity (including improvement in FricTest score and pruritus numerical rating score (“pruritus-NRS”), as described below) in a patient population with symptomatic dermographism. The trial was designed to generate additional patient data in a population with symptomatic dermographism, which we believe is highly translatable to the CSU patient population due to overlapping disease biology and shared pathophysiology. Third party trials have demonstrated that symptomatic dermographism affects approximately 25% of the CSU patient population; similarly, we believe EVO756’s clinical activity in symptomatic dermographism patients strongly supports the role of MRGPRX2 in neurogenic inflammation, which plays a crucial role in AD.

A total of 30 patients were enrolled in the trial, with 11 patients enrolled in the 300 mg once daily (“QD”) cohort and 19 patients enrolled in the 50 mg twice daily (“BID”) cohort. Rapid clinical activity was observed in both dosing regimens, with some patients demonstrating responses by week one in both FricTest score (a clinician-rated measure of symptomatic dermographism severity ranging from 0 to 4, with higher scores indicating greater severity) and pruritus-NRS. 70% (n=19) of the 27 observed patients demonstrated improvement at just four weeks, with 30% (n=8) of the observed patients achieving a complete response (achieving a FricTest score of zero), of which 50% were immunoglobulin E (“IgE”) high (as defined by a serum IgE level of ≥100 IU/mL). An additional 11% (n=3) achieved a partial response as defined by a ≥2-point decrease in FricTest score and a further 30% (n=8) demonstrated a one-point decrease in FricTest score. The population of subjects observed at four weeks does not include three patients who were unevaluable or lost to follow-up. Observed patients in the 300 mg QD cohort saw an average reduction of 1.4 points in FricTest score after four weeks and observed patients in the 50 mg BID cohort saw an average reduction of 1.5 points. By comparison, in separate, independent trials conducted by third parties, patients treated with 300 mg omalizumab saw a reduction of 1.4 points and patients treated with 300 mg barzolvolimab saw a reduction of 1.6 points in FricTest score after four weeks. EVO756 was observed to be well-tolerated at both dose levels, including the higher 300 mg QD dose. No SAEs were observed and there were no discontinuations due to adverse events (“AEs”).

We initiated a Phase 2b dose-ranging trial in CSU in April 2025 and expect to report initial results in the first half of 2026. We also initiated a Phase 2b dose-ranging trial in moderate-to-severe AD patients in August 2025 and expect to report initial results in the second half of 2026. We plan to evaluate EVO756 in additional indications in which mast cell degranulation and neuroinflammation are key drivers of disease.

Our second clinical-stage product candidate, EVO301, is a long-acting fusion protein consisting of an IL-18 binding protein (“BP”) and an anti-serum albumin Fab-associated (“SAFA”) domain. IL-18 is a pro-inflammatory cytokine of the IL-1 family that regulates various immune processes that drive inflammation and is a potent modulator of ongoing inflammation. The IL-18 pathway is believed to play a key role in the severity and progression of several large, highly prevalent chronic inflammatory disease populations with a significant number of uncontrolled patients, including AD and UC. The SAFA domain incorporated into EVO301 utilizes neonatal fragment crystallizable receptor (“FcRn”)-mediated recycling of serum albumin to extend half-life. We believe EVO301’s optimized approach to IL-18 binding and neutralization could enable significant advantages and differentiated clinical outcomes for patients, including with respect to efficacy, tissue distribution, dosing profile and reduced immunogenicity risk. In addition, EVO301’s distinct mechanism and modality complement those of EVO756, providing us with multiple potential avenues to bring innovative therapeutics to the large, underserved and rapidly expanding population of patients suffering from chronic inflammatory diseases. We initiated a Phase 2 trial of EVO301 in adult patients with moderate-to-severe AD in March 2025 and expect to report initial results in the first half of 2026. Beyond AD, we plan to initiate a Phase 2 trial in moderate-to-severe UC patients in 2026. After completion of this UC trial, we may also intend to evaluate

 

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EVO301 in Crohn’s disease and other additional indications, for which regulating the IL-18 pathway may reduce pro-inflammatory mediators driving tissue damage and chronic inflammation. The figure below provides an overview of our current clinical pipeline:

Figure 1: Our Clinical Pipeline

 

 

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Notes:

(1) Other potential indications for EVO756 include asthma, migraine, interstitial cystitis, irritable bowel syndrome and pruritus. To date, based on our data from the successful completion of our Phase 1 proof-of-concept trial of EVO756 in healthy volunteers, we believe there is a path to proceed to Phase 2 clinical development for these other indications, similar to our initiation of our Phase 2b trial in AD, subject to standard regulatory requirements. (2) We are currently prioritizing development in other indications ahead of CIndU and may conduct additional CIndU trials in the future.

In addition to our clinical programs, we are advancing a pipeline of preclinical candidates for immunology and inflammation indications and aim to deliver a steady cadence of data for our new programs.

Our Approach to Drug Development and Chronic Inflammation

Collectively, our team members have held leadership roles at over 25 companies and have played key roles in the discovery and development of nearly 30 approved small molecules and biologics, primarily in immunology and inflammation, including Ebglyss (lebrikizumab), Cimzia (certolizumab pegol) and Rezurock (belumosudil). These therapies have significantly impacted patient outcomes, generated billions of dollars in sales and have led to multiple company acquisitions. This experience has informed our approach to drug development and commercialization to become one focused on identifying the areas of highest unmet need in chronic inflammatory diseases, identifying the molecules with the highest probability of improving patient outcomes in those diseases and then advancing our molecules through rigorous and thoughtful development programs.

Our deep knowledge of immunology and inflammation enables us to focus our efforts on key drivers of disease in which a single therapeutic could treat a broad range of indications and address areas of significant unmet need. We prioritize targets with high potential for meaningful patient outcomes and commercial value.

As we discover or in-license product candidates and advance them into the clinic, we design development strategies to rapidly establish proof-of-concept and apply stringent criteria to decide which product candidates should move forward. At every stage, we focus on advancing differentiated candidates that we believe have the highest potential for clinical advancement, guided by regulatory, clinical and commercial considerations.

EVO756, Targeting MRGPRX2 for Chronic Inflammatory Diseases

Our most advanced clinical-stage product candidate, EVO756, is a potent and highly selective oral small molecule antagonist of MRGPRX2, a receptor predominantly found on mast cells and peripheral sensory

 

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neurons. Dysregulated MRGPRX2 activity can play a key role as both a catalyst and perpetuator of disease pathogenesis across a multitude of systemic chronic inflammatory diseases. By targeting MRGPRX2, we believe EVO756 is the only dual mechanism clinical approach that modulates both mast cells and peripheral sensory neurons, representing a new potential therapeutic option to reduce inflammation and provide rapid relief of itch (pruritus).

Mast cells are critical regulators of immune response and can be found in most vascularized tissues including skin, lung and the digestive tract. These cells tend to be distributed in close proximity to peripheral sensory neurons, where the activation of the neurons can trigger the inflammatory cascade and mast cells are implicated in further perpetuating neuroinflammation and its related symptoms. We believe MRGPRX2 is the only clinical approach aimed at inhibiting this neuroimmune interaction. In addition, the cytoplasm of mast cells contains numerous membrane-bound granules that are filled with inflammatory mediators such as histamine and tryptase. When activated under normal conditions, mast cells degranulate, releasing their inflammatory mediators to protect against infections and toxins. They also may play a role in wound healing, angiogenesis (formation of new blood vessels) and initiating adaptive immune responses. However, aberrant activation of MRGPRX2 triggers excessive inflammation, resulting in symptoms such as hives (urticarial wheals), itch, pain, swelling and redness in a multitude of systemic chronic inflammatory diseases across organ systems. We are initially developing EVO756 for the treatment of CSU and AD, but we see broad expansion potential across additional chronic inflammatory diseases as illustrated in the figure below.

Figure 2: EVO756 Proof-of-Concept Roadmap

 

 

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Notes:

(1) Proof-of-concept based on skin challenge test in healthy volunteers.

EVO756 for the Treatment of Chronic Spontaneous Urticaria

We are progressing the development of EVO756 for CSU, our current lead indication, and have completed an exploratory trial in CIndU. Many patients with CSU are known to also suffer from CIndU. Given the overlapping patient populations and shared underlying biology, we believe aspects of clinical development in CIndU can meaningfully inform that of CSU. In the United States, there are currently an estimated 3,000,000 patients with CSU and 850,000 patients with CIndU. CSU is a chronic inflammatory disease characterized by spontaneous and recurrent hives and angioedema without a known environmental trigger. In contrast, CIndU is triggered by specific physical stimuli such as cold, pressure, friction or heat.

The current landscape of approved and investigational therapeutics for CSU and CIndU lacks a safe, convenient and efficacious treatment option that could be utilized by a broad range of prescribers as a first-line treatment post-antihistamines. While initial treatment for these patients consists of over-the-counter oral antihistamines, it is estimated that greater than half of these patients do not achieve adequate symptom or disease control. There are currently only three available treatments for antihistamine-refractory patients, Xolair

 

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(omalizumab), a once monthly subcutaneous IgE mAb, Dupixent (dupilumab), a twice monthly subcutaneous mAb modulating the IL-4 and IL-13 signaling cascade, and Rhapsido (remibrutinib), a twice daily oral Bruton’s tyrosine kinase (“BTK”) inhibitor approved September 2025, all of which have significant limitations. Xolair has been on-market since 2004 and was approved for use in CSU in 2014; however, its use in CSU has been constrained by safety concerns and limited efficacy, as well as barriers related to monitoring requirements after in-office administration. Dupixent was first approved in 2017 for AD and was subsequently approved for CSU in 2025. Nonetheless, Dupixent has failed in multiple CIndU trials and has failed to show statistically significant improvements in efficacy over the standard of care in omalizumab-refractory or intolerant CSU patients. Early efficacy and itch improvement remains a concern for CSU patients, with approximately 55% to 66% of patients treated with Xolair experiencing itch and hives at 12 weeks and approximately 70% of Xolair-naïve patients treated with Dupixent experiencing itch and hives at 24 weeks. Rhapsido has side effects on its label including nasopharyngitis, bleeding, headache, nausea and abdominal pain, along with drug interactions recommending against its use with multiple classes of drugs. We believe these limitations play a role in these treatments only being utilized by an estimated 10% of antihistamine-refractory patients. Given there are currently over 3,000,000 patients living with CSU and more than 850,000 patients living with CIndU, we estimate that over 500,000 CU patients who are antihistamine-refractory are untreated and have uncontrolled disease.

We conducted a Phase 1 proof-of-concept randomized, placebo-controlled trial in 132 healthy volunteers designed to assess the safety, tolerability, PK properties and PD properties of orally administered EVO756. Comprehensive trial results were presented at the UCARE Global Urticaria Forum meeting in December 2024. The Phase 1 trial enrolled 55 healthy adults in a single ascending dose (“SAD”) portion and 77 healthy adults in a MAD portion in which participants were treated for 14 days. EVO756 was observed to have an encouraging tolerability profile at all doses tested, including the highest QD dose of 500 mg, with no SAEs observed. A skin challenge test was also conducted in the MAD portion of the trial in which icatibant, representative of a broad class of disease relevant ligands, was administered via intradermal injection to healthy volunteers creating measurable wheals on their skin. EVO756 was observed to robustly decrease the healthy volunteers’ wheals induced by icatibant, evidencing meaningful target engagement at all doses tested. We believe this proof-of-concept portion of the trial supports the potential benefits of EVO756 in CSU.

In May 2025, we reported topline results from our U.S. multicenter Phase 2 trial of EVO756 in CIndU that demonstrated clinical activity (including improvement in FricTest score and pruritus-NRS, as described below) in a patient population with symptomatic dermographism. CIndU is a form of urticaria that has known environmental triggers, including pressure or exposure to cold and has underlying disease pathogenesis similar to CSU. The trial was designed to generate additional patient data in a population with symptomatic dermographism, which we believe will be highly translatable to the CSU patient population given the shared pathologies. Third party trials have demonstrated that symptomatic dermographism affects approximately 25% of the CSU patient population; similarly, we believe EVO756’s clinical activity in symptomatic dermographism patients strongly supports the role of MRGPRX2 in neurogenic inflammation, which plays a crucial role in AD.

A total of 30 patients were enrolled in the trial, with 11 patients enrolled in the 300 mg QD cohort and 19 patients enrolled in the 50 mg BID cohort. Rapid clinical activity was observed in both dosing regimens, with some patients demonstrating responses by week one in both FricTest score (complete response score of zero) and pruritus-NRS (≥2-point decrease). 70% (n=19) of the 27 observed patients demonstrated improvement at just four weeks, with 30% (n=8) of the observed patients achieving a complete response (achieving a FricTest score of zero (a clinician rated measure of symptomatic dermographism severity ranging from 0 to 4, with higher scores indicating greater severity)), of which 50% were IgE high (as defined by a serum IgE level of ≥100 IU/mL). An additional 11% (n=3) achieved a partial response as defined by a ≥2-point decrease in FricTest score and a further 30% (n=8) demonstrated a one-point decrease in FricTest score. The population of subjects observed at four weeks does not include three patients who were unevaluable or lost to follow-up. Observed patients in the 300 mg QD cohort saw an average reduction of 1.4 points in FricTest score after four weeks and observed patients in the 50 mg BID cohort saw an average reduction of 1.5 points. By comparison, in separate, independent trials conducted by third parties, patients treated with 300 mg omalizumab saw a reduction of 1.4

 

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points and patients treated with 300 mg barzolvolimab saw a reduction of 1.6 points in FricTest score after four weeks as shown in Figures 4 and 5 below.

Both the QD and BID regimens were observed to result in rapid and meaningful itch relief. Observed patients in the 300 mg QD cohort experienced an average reduction of 2.4 in pruritus-NRS, while those in the 50 mg BID cohort saw an average reduction of 2.1 points. Importantly, 93% (n=25) of observed patients demonstrated improvement at just four weeks in either FricTest or pruritus-NRS. Further, 75% (n=6) of those who did not achieve a decrease in FricTest score demonstrated a decrease in pruritus-NRS, evidencing the impact of EVO756 on itch at this early time-point, even in the absence of FricTest response. EVO756 was observed to be well-tolerated at both dose levels, including the higher 300 mg QD dose. No SAEs were observed and there were no discontinuations due to AEs. The figure below illustrates the clinical data, including FricTest improvement at four weeks, generated in our Phase 2 CIndU trial of EVO756:

Figure 3: EVO756 FricTest Score Improvements and Other Observed Data

 

 

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The figures below illustrate the clinical improvements over time for omalizumab and barzolvolimab:

Figure 4: Omalizumab Clinical Activity Improved Over Time

 

 

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Notes:

Direct comparisons cannot be made in the absence of head-to-head trials because of differences in trial design, patient population and other factors.

 

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Figure 5: Barzolvolimab Clinical Activity Improved Over Time

 

 

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Notes:

Direct comparisons cannot be made in the absence of head-to-head trials because of differences in trial design, patient population and other factors.

Examining historical trial data from mast cell targeting therapeutic agents that have been evaluated in CSU and CIndU suggests that CIndU response rate may correlate with clinical response in treating CSU. Our Phase 2 trial of EVO756 in CIndU was designed to generate additional patient data in a population with symptomatic dermographism, which we believe will be highly translatable to the CSU patient population given the shared pathologies. Figure 6 below details selected competitor therapeutic agents that have entered clinical development in CU, highlighting that targeting mast cells potentially indicates translatability from CIndU to CSU:

Figure 6: CIndU Response as a Potential Indicator of Future CSU Profile

 

 

LOGO

 
Notes:

Direct comparisons cannot be made in the absence of head-to-head trials because of differences in trial design, patient population and other factors. Data is presented for information only and does not account for difference in enrollment populations or other cross-trial variabilities.

In CSU, we initiated a Phase 2b dose-ranging trial in approximately 160 moderate-to-severe antihistamine-refractory CSU patients and expect initial data from that trial in the first half of 2026. This is a randomized, double-blind, placebo-controlled trial in which participants will receive one of three active dose regimens or placebo. The primary endpoint of the trial is change in a patient’s Urticaria Activity Score over seven days

 

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(“UAS7”) at 12 weeks. Beyond the primary endpoint, we are also evaluating other measures of disease, including itch, hive severity and angioedema.

EVO756 for the Treatment of Atopic Dermatitis

Atopic dermatitis, commonly referred to as eczema, is one of the most prevalent chronic inflammatory diseases and is characterized by acute flares of itchy, red, exudative papules and persistently dry, scaly skin. The hallmark feature of AD is intense inflammatory itch, known as pruritus, with episodic flares of rash and underlying chronic inflammation. For most moderate-to-severe AD patients, the disease significantly impacts patients’ quality of life, driven primarily by relentless itch, sleep disruption and visible skin symptoms. The intense itch associated with AD often triggers an itch-scratch cycle, further compromising the epidermal barrier and exacerbating disease. While AD commonly begins in childhood, it is also highly and increasingly prevalent in adults, with about 15% to 20% of children and 1% to 3% of adults impacted, significantly disrupting their quality of life.

Research indicates that mast cells and peripheral sensory neurons play a key role in the pathogenesis of AD. One known driver of AD is the chronic and cyclical release of pro-inflammatory mediators associated with mast cell degranulation. Heightened mast cell activity promotes inflammation and drives itch, while activation of peripheral sensory neurons amplifies the sensation of itch. Third party studies have shown increased mast cell density, elevated MRGPRX2 expression and neuroinflammation correlate with disease severity in lesional AD skin. For example, a third-party study examined the number of mast cells from lesional and non-lesional skin of AD patients and skin of healthy volunteers. The biopsies showed that in AD lesional skin, more mast cells were found as compared to non-lesional skin. In addition, in a third-party preclinical mouse study, AD severity was shown to be specifically associated with MRGPRX2 expression. Internal research conducted by us identified key MRGPRX2 ligands and MRGPRX2 as more abundant in lesional skin. Additionally, our internal research has verified MRGPRX2 expression in sensory neurons and that EVO756 robustly decreased sensory neuron activation when stimulated. Collectively, we believe these findings highlight the MRGPRX2 activation pathway in AD and support the rationale for targeting MRGPRX2 to resolve both skin lesions and itch by modulating mast cells and peripheral sensory neurons.

The current standard of care for first-line treatment of AD are primarily topical corticosteroids and targeted treatments (for example, topical Janus kinase (“JAK”) inhibitor). However, approximately 40% to 50% of AD patients have a moderate-to-severe form of the disease and thus are uncontrolled by topical therapies. For these patients, new systemic agents have emerged as the preferred advanced treatments that target several different inflammatory mediators that contribute to underlying inflammation and flare-ups, including Dupixent (dupilumab), Rinvoq (upadacitinib) and Cibinqo (abrocitinib). Despite the effectiveness of these therapies, some of them are associated with serious risk of life-threatening side effects and carry boxed warnings.

We are developing EVO756 for the treatment of moderate-to-severe AD in adult and pediatric patients whose disease remains uncontrolled with prescription topical therapies. We initiated a Phase 2b dose-ranging trial in moderate-to-severe AD patients in August 2025 and expect to report initial results in the second half of 2026. The primary endpoint is change in Eczema Area and Severity Index (“EASI”) score at 12 weeks, and we also plan on assessing Investigator Global Assessment (“IGA”) and pruritus-NRS. In addition, should EVO756 demonstrate a positive treatment effect on itch in the Phase 2b dose-ranging trial, we may subsequently evaluate its potential in other forms of inflammatory itch (pruritus).

Additional Development Opportunities for EVO756

Beyond CSU and AD, there are a number of other systemic chronic inflammatory diseases in which mast cell degranulation and neuroinflammation are implicated, including areas where we believe EVO756 could fulfill significant unmet patient needs. Additional diseases in which we are exploring the potential of MRGPRX2 inhibition include asthma, migraine, interstitial cystitis, irritable bowel syndrome and pruritus. Initiation of a Phase 2 trial in any of these additional indications will be determined based on ongoing trials and corporate resources. To date, based on our data from the successful completion of our Phase 1 proof-of-concept trial of EVO756 in healthy volunteers, we believe there is a path to proceed to Phase 2 clinical development for these other indications, similar to our initiation of our Phase 2b trial in AD, subject to standard regulatory requirements.

 

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EVO301, Our SAFA IL-18BP Product Candidate

Our second clinical-stage product candidate, EVO301, is currently in Phase 2 development for the treatment of moderate-to-severe AD. In June 2024, we secured exclusive global rights to develop and commercialize EVO301 from AprilBio Co. Ltd. (“AprilBio”) (Kosdaq: 397030), a biopharmaceutical company based in South Korea dedicated to developing specialized biologics and antibody drugs, after they progressed EVO301 through a Phase 1 trial.

IL-18 is a pro-inflammatory cytokine of the IL-1 family that not only regulates various immune processes that drive inflammation, but also acts as a potent modulator of ongoing inflammation. The IL-18 pathway is believed to play a role in the severity and progression of several large, highly prevalent chronic inflammatory disease populations with a significant number of uncontrolled patients, including AD and UC. We believe EVO301 has the potential to improve upon prior efforts by others to therapeutically neutralize IL-18.

EVO301 is a long-acting injectable SAFA-IL-18BP fusion protein consisting of a native human IL-18BP domain linked to a human Fab antibody fragment-targeting albumin, designed to neutralize the IL-18 inflammatory pathway. We believe this design, differentiated from mAbs targeting IL-18, potentially confers several advantages including improved activity, decreased immunogenicity and better distribution to sites of inflammation. Based on learnings from biologics targeting other inflammatory targets, we believe these benefits may provide faster onset of action and deliver comparable or better efficacy results to commercially available biologics while potentially offering better tolerability, durability, safety and more convenient dosing.

In a Phase 1 randomized, placebo-controlled SAD trial conducted in 31 healthy volunteers, EVO301 was observed to be well-tolerated at all doses tested, with no SAEs or discontinuations due to AEs. PK observations were favorable and support monthly dosing. We are conducting a Phase 2 randomized, double-blind, parallel group, placebo-controlled trial of EVO301 in approximately 60 adult patients with moderate-to-severe AD dosed on day 1 and day 29. The primary endpoint is percent change in EASI score at week 12 and secondary endpoints are IGA, Body Surface Area (“BSA”) and pruritus-NRS.

Beyond AD, we plan to initiate a Phase 2 trial in moderate-to-severe UC patients in 2026. After completion of this UC trial, we may also evaluate EVO301 in Crohn’s disease and additional indications for which regulating the IL-18 pathway may reduce pro-inflammatory mediators driving tissue damage and chronic inflammation. To date, based on the data from the successful completion of the Phase 1 trial of EVO301, we believe there is a path to proceed to Phase 2 clinical development for these other indications, subject to standard regulatory requirements.

We believe EVO301’s distinct mechanism and modality complement those of EVO756, providing us with multiple potential avenues to bring innovative therapeutics to the large, underserved and rapidly expanding patient population suffering from chronic inflammatory diseases.

Other Drug Discovery and Development

Beyond our clinical-stage product candidates, we are advancing a suite of discovery-stage programs to broaden and diversify our portfolio. We aim to deliver a steady cadence of clinical data, in line with our vision of addressing chronic inflammatory diseases across multiple pathways and indications.

Founding Members, Management Team and Investors

We were co-founded in 2020 by our Chief Executive Officer, Luis Peña, our Chief Medical Officer, Eugene A. Bauer, M.D., both highly experienced entrepreneurs and company builders in the biopharmaceutical industry, and Hans Hofland, Ph.D., our former Senior Vice President of Research. Prior to founding Evommune, Mr. Peña and Dr. Bauer were co-founders and executives at Dermira, Inc. (“Dermira”), until Dermira was acquired by Eli

 

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Lilly and Company (“Lilly”) for $1.1 billion in January 2020. At Dermira, Mr. Peña and Dr. Bauer were integral to lebrikizumab’s clinical development, redesigning and executing the Phase 2b and designing the Phase 3 clinical trials, ultimately culminating in its FDA approval and its launch as Ebglyss. They also conducted initial discovery work on MRGPRX2 together at Dermira, which was licensed back to us from Lilly following the Dermira acquisition.

 

   

Luis Peña, Co-Founder, President and Chief Executive Officer, is a highly experienced drug development executive who has more than 30 years of experience in the biopharmaceutical industry. Mr. Peña has overseen multiple global clinical programs through regulatory approvals and subsequent commercialization, including programs in dermatology, cardiology and immunology. Prior to co-founding Evommune, Mr. Peña co-founded Dermira and served as its Chief Development Officer, where he headed the research and development group from inception through to Dermira’s public company sale to Lilly. Mr. Peña also held leadership roles in portfolio management and product development at Connetics Corporation (“Connetics,” acquired by Stiefel Laboratories, Inc. and now part of GSK plc) and Theravance Biopharma, Inc., as well as various leadership positions at Genentech, Inc. where he played an instrumental role in the development of various commercialized drugs, including Xolair (omalizumab).

 

   

Eugene A. Bauer, M.D., Co-Founder and Chief Medical Officer, is a recognized leader, physician and researcher in the field of dermatology and brings over 50 years of experience founding new companies and driving the clinical development of novel biopharmaceuticals. He previously co-founded and served as Chief Medical Officer for several companies that successfully developed novel therapeutics including Dermira, Peplin, Inc. (acquired by LEO Pharma A/S) and Connetics. He is Professor Emeritus in the School of Medicine at Stanford University and past Dean of the School of Medicine of Stanford University and Vice President for the Medical Affairs.

We have built a seasoned leadership team that complements Mr. Peña’s and Dr. Bauer’s experience and skills and that has played critical roles in the successful discovery, development and commercialization of novel therapies. Importantly, our leadership team includes highly experienced and accomplished drug developers and biotech operators with significant depth of knowledge in immunology and inflammation. Collectively, our team members have held leadership roles at over 25 companies and have played key roles in the discovery and development of nearly 30 approved small molecules and biologics.

Our senior leadership team includes:

 

   

Jeegar Patel, Ph.D., Chief Scientific Officer, brings 20 years of therapeutic discovery and development experience, including in his prior role at Kadmon Holdings, Inc. (“Kadmon”) at which he led the research and development organization and spearheaded obtaining FDA approval of Rezurock (belumosudil).

 

   

Kyle Carver, M.B.A, C.P.A., Chief Financial Officer, has over 15 years of experience in strategic finance and private and public company operations. He previously served as the Chief Accounting Officer at Kadmon, where he helped lead capital-raising transactions, totaling more than $500 million through follow-on and convertible note offerings, and significantly contributed to Kadmon’s $1.9 billion acquisition by Sanofi S.A. (“Sanofi”) in 2021.

 

   

Gregory S. Moss, Esq., Chief Business and Legal Officer, Corporate Secretary and Chief Compliance Officer, has nearly 20 years of experience in legal and compliance, business development, corporate strategy and private and public company operations, including over 10 years at Kadmon where he served as Executive Vice President, General Counsel, Corporate Secretary and Chief Compliance Officer. At Kadmon, Mr. Moss led the transaction that resulted in the company’s $1.9 billion dollar acquisition by Sanofi in 2021 following the FDA approval of Rezurock (belumosudil).

 

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Janice Drew, M.P.H., Executive Vice President, Operations, has over 30 years of experience in clinical development, commercialization and life-cycle management. She previously served as Senior Vice President, Portfolio Planning and Management at Dermira.

We are supported by leading life science investors with significant industry experience and expertise including Andera Partners, EQT Life Sciences, Pivotal bioVenture Partners, RA Capital Management and SymBiosis. Prospective investors should not rely on the investment decisions of our existing investors, as these investors may have different risk tolerances and in certain cases received their shares in prior offerings at prices lower than the price offered to the public in this offering. See the sections titled “Certain Relationships and Related Person Transactions” and “Principal Stockholders” for more information.

Our Mission and Strategy

Chronic inflammation is a significant healthcare problem in the world, substantially impacting patients’ quality of life, and if not prevented, ultimately leads to fatal diseases, such as cardiovascular diseases, diabetes and cancer, which contribute to three out of every five deaths worldwide. Our mission is to improve patients’ daily lives and prevent the long-term consequences of uncontrolled inflammation, which often persist due to the limitations of existing therapies. By identifying and targeting critical gaps in treatment, we strive to transform the treatment landscape, developing therapies that have the potential to offer rapid symptom relief and provide safe, durable resolution of the underlying disease. We aim to achieve this by utilizing the following strategies:

 

   

Maximize potential of EVO756 and EVO301 in a broad range of chronic inflammatory disease indications: Many chronic inflammatory diseases remain inadequately treated and are in need of improved patient outcomes. We intend to systematically evaluate and prioritize indications for EVO756 and EVO301 based on their potential to meaningfully improve patient outcomes, guided by a rigorous assessment of clinical need, regulatory feasibility and commercial opportunity. We are initially focused on CSU, AD and UC indications, but there are many additional therapeutic areas where MRGPRX2-driven mast cell degranulation and neuroinflammation may be implicated and where elevated levels of IL-18 are present, including respiratory, digestive, cutaneous, multi-organ and other diseases. The potential expansion indications we are currently evaluating for EVO756 include asthma, migraine, interstitial cystitis, irritable bowel syndrome and pruritus (itch) and for EVO301 include Crohn’s disease and additional indications for which regulating the IL-18 pathway may reduce pro-inflammatory mediators driving tissue damage and chronic inflammation. We intend to continue to conduct clinical trials to validate our approach and then expand into indications based on our rigorous standards, advancing only those programs that meet our high criteria for scientific, clinical and commercial potential.

 

   

Advance clinical development of EVO756 for the treatment of CSU and AD: EVO756 is a MRGPRX2 inhibitor with the potential to establish multiple franchises in chronic inflammatory diseases, designed for convenient oral dosing and supported by encouraging preclinical and clinical data. We believe EVO756 can be a first-line therapy for CSU and AD and is currently the most advanced program in clinical development targeting MRGPRX2. We have initiated a Phase 2b trial in CSU with data expected in the first half of 2026. In addition, we initiated a Phase 2b dose-ranging trial in AD in August 2025 and expect to report initial results in the second half of 2026. Our Phase 2 CIndU trial was completed in May 2025 and generated clinical data that demonstrated clinical activity (including improvement in FricTest score and pruritus-NRS at four weeks as described below) in a patient population with symptomatic dermographism. Given significant overlap between the diseases and patient populations along with the contribution of neurogenic inflammation, we believe this further supports the continued advancement of our CSU program as well as the initiation of our AD program.

 

   

Advance clinical development of EVO301 for the treatment of AD and UC: EVO301 is a long-acting IL-18BP designed specifically to neutralize aberrantly upregulated IL-18 activity, and we see several potential advantages of the SAFA IL-18BP fusion protein over other molecules for the treatment of chronic inflammatory and autoimmune diseases. We are conducting a Phase 2 trial in AD

 

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patients with initial results expected in the first half of 2026. In addition, we plan to initiate a Phase 2 trial in moderate-to-severe UC patients in 2026.

 

   

Expand our pipeline through internal drug discovery and development as well as selective in-licensing opportunities and strategic collaborations: We aim to deliver a steady cadence of clinical proof-of-concept data for new programs over time, expanding our portfolio in line with our vision of addressing chronic inflammatory diseases across multiple pathways and indications. To accomplish this, we plan to advance our internal discovery candidates into clinical development, including our next-generation MRGPRX2 molecules and other preclinical programs. In addition, we plan to continue to evaluate opportunities to bolster our pipeline through selective in-licensing opportunities and collaborations that could complement our innovative immunology pipeline, prioritizing assets targeting significant unmet medical needs with strong commercial potential, favorable risk profiles and global rights. We believe our successful in-licensing transactions from Lilly and AprilBio and our team’s business development and drug development history demonstrate our ability to identify and execute meaningful pipeline expansion and deliver sustained value to patients, clinicians and stockholders.

 

   

Commercialize our product candidates, if approved, to revolutionize the immunology and inflammation treatment paradigm: We believe our team’s proven history of success in overseeing multiple late-stage clinical development programs and ultimately commercializing leading medicines, positions us well to bring forward paradigm-shifting treatments with the goal of revolutionizing the treatment landscape and redefining the standard of care for inflammatory diseases. We aspire to replicate the proven history of success of our management team in biotech development and commercialization by exploring all commercial opportunities for our product candidates, beginning with EVO756 and EVO301.

EVO756: Our MRGPRX2 Antagonist

Overview

Our most advanced clinical-stage product candidate, EVO756, is a potent and highly selective oral small molecule antagonist of MRGPRX2. Dysregulated MRGPRX2 activity is implicated in a range of systemic chronic inflammatory diseases, acting both as a catalyst and perpetuator of disease pathology. The blockade of MRGPRX2 represents an innovative, targeted, dual mechanism approach for the treatment of multiple systemic chronic inflammatory diseases across different organs by inhibiting both mast cell degranulation and neuroinflammation mediated via peripheral sensory neurons.

EVO756 represents a differentiated strategy with the potential to deliver a safe, effective and convenient daily oral treatment. We believe this approach could address significant unmet need in chronic inflammation, align with the preferences of both patients and prescribers, enable broader prescribing beyond specialists and expand the reach of treatment to millions of underserved patients.

Clinical and preclinical data from our team and third parties suggest that blocking MRGPRX2 activation can selectively prevent mast cell degranulation and the release of pro-inflammatory mediators. By selectively inhibiting MRGPRX2, we aim to avoid the safety risks of therapies that deplete mast cells or cause broad immunosuppression.

We are initially developing EVO756 in CSU and AD, two diseases with well-established MRGPRX2 biology and high unmet need, while also planning to expand into additional chronic inflammatory indications.

We conducted a Phase 1 proof-of-concept trial in 132 healthy volunteers designed to assess the safety, tolerability, PK and PD properties of orally administered EVO756. Comprehensive trial results were presented at the UCARE Global Urticaria Forum meeting in December 2024. A skin challenge test was conducted in the

 

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MAD portion of the trial in which icatibant, representative of a broad class of disease relevant ligands, was administered via intradermal injection to healthy volunteers creating measurable wheals on their skin. EVO756 was observed to robustly decrease the healthy volunteers’ wheals induced by icatibant, evidencing meaningful target engagement at all doses tested.

We are currently conducting a Phase 2b trial of EVO756 in CSU and have completed a Phase 2 trial of EVO756 in CIndU. In May 2025, we reported topline results from our U.S. multicenter Phase 2 trial of EVO756 in CIndU that demonstrated clinical activity (including improvement in FricTest score and pruritus-NRS, as described below) in a patient population with symptomatic dermographism. Rapid clinical activity was observed in both dosing regimens, with some patients demonstrating responses by week one in both FricTest score (complete response score of zero) and pruritus-NRS (≥2-point decrease). 70% (n=19) of the 27 observed patients demonstrated improvement at just four weeks, with 30% (n=8) of the observed patients (n=8) achieving a complete response (achieving a FricTest score of zero), of which 50% were IgE high. An additional 11% (n=3) achieved a partial response as defined by a ≥2-point decrease in FricTest score and a further 30% (n=8) demonstrated a one-point decrease in FricTest score. The population of subjects observed at four weeks does not include three patients who were unevaluable or lost to follow-up. Both observed dosing levels were observed to result in rapid and meaningful itch relief to patients, with observed patients in the 300 mg QD cohort experiencing an average reduction of 2.4 in pruritus-NRS while observed patients in the 50 mg BID cohort saw an average reduction of 2.1 points. Importantly, 93% (n=25) of observed patients demonstrated improvement at just four weeks in either FricTest or pruritus-NRS. Further, 75% (n=6) of those who did not achieve a decrease in FricTest score demonstrated a decrease in pruritus-NRS, evidencing the impact of EVO756 on itch at this early time-point, even in the absence of FricTest response. EVO756 was observed to be well-tolerated at both dose levels, including the higher 300 mg QD dose. No SAEs were observed and there were no discontinuations due to AEs. We expect to report initial data from the Phase 2b trial of EVO756 in CSU in the first half of 2026. We also initiated a Phase 2b dose-ranging trial in AD in August 2025 and expect to report initial results in the second half of 2026.

MRGPRX2 as an Ideal Target for Chronic Inflammatory Disease

MRGPRX2 is highly expressed on mast cells and peripheral sensory neurons and is activated by multiple ligands that are elevated in inflamed tissues, including neuropeptides, host defense peptides, proteases and cytokines. Such ligands have been found to be upregulated in a range of chronic inflammatory diseases including CSU, AD, asthma, migraine, interstitial cystitis and irritable bowel syndrome. Our management team has deep expertise with MRGPRX2, having worked with the target for over a decade, which we believe provides us with powerful insight into the biology, patient needs and treatment landscape in this space.

 

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Mast cells are critical regulators of the immune response and can be found in most vascularized tissues, including skin, lung and the digestive tract. When ligands activate MRGPRX2 on mast cells, they trigger a signaling cascade that induces degranulation, which initiates the release of inflammatory mediators including histamine, chemokines, leukotrienes, prostaglandins, tryptase and chymase. Activation of MRGPRX2 also drives neuroinflammation on peripheral sensory neurons, located in various tissues including skin and lung. Aberrant activation of mast cells and peripheral sensory neurons via the MRGPRX2 receptor can lead to a variety of disease pathologies depending on the affected tissue, resulting in uncontrolled symptoms that are characteristic of many chronic inflammatory diseases such as hives, itch, pain, swelling and redness. Disease pathology is further amplified by the observation that mast cells and peripheral sensory neurons are concurrently activated in certain diseases, such as CSU and AD, which creates upregulated MRGPRX2-dependent feedback loops and intensified symptoms. The following figures illustrate MRGPRX2’s role in mast cell activation and neuroinflammation and as a nexus for mast cell and neuron activation by multiple ligands:

Figure 7: MRGPRX2 in Mast Cell Activation and Neuroinflammation

 

 

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Figure 8: MRGPRX2, A Nexus for Mast Cell/Neuron Activation by Multiple Ligands

 

 

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Based on MRGPRX2’s concentrated expression on these two cell types, we believe there is potential for synergistic mast cell and peripheral sensory neuron activation by disease-relevant ligands. We believe MRGPRX2 is the only clinical approach aimed at inhibiting this neuroimmune interaction.

We also believe MRGPRX2 antagonism presents a differentiated and compelling safety profile. Existing methods of modulating mast cells include anti-IgE therapies and targeting the receptor tyrosine kinase KIT.

Anti-IgE therapies block mast cell activation but are associated with the risk of anaphylaxis and KIT inhibition, which depletes mast cells, affects many biological processes and has demonstrated a heightened potential for on-target toxicity in clinical trials. Similarly, downstream inhibitors like JAK or Bruton’s tyrosine kinase (“BTK”) reduce inflammation by broadly suppressing immune pathways, leading to potential systemic side effects and safety concerns. In contrast, MRGPRX2 is selectively expressed in mast cells and sensory neurons, which we believe leads to a narrower range of inflammatory outcomes and ultimately lowers the potential for on-target toxicity.

Market Opportunity

We believe EVO756 has the potential to be used for the treatment of a broad spectrum of highly prevalent and debilitating chronic inflammatory diseases in which mast cell and peripheral sensory neuron regulation is central to disease pathogenesis, including cutaneous diseases (such as CU and AD), respiratory conditions (such as asthma), neurologic conditions (such as migraine) and other diseases (such as interstitial cystitis). Standards of care for these diseases, particularly for patients with refractory or moderate-to-severe forms of their disease, are often limited by suboptimal safety or efficacy, as well as barriers related to administration or monitoring, which result in low utilization.

Our initial focus for EVO756 development is CSU and AD, where we see clear paths to create benefits based on high unmet patient need, well-defined clinical endpoints and the potential for both rapid symptom relief and disease-modifying effects through targeted mast cell and peripheral sensory neuron modulation. We also plan to explore additional indications in which mast cell degranulation and neuroinflammation are key drivers of disease, expanding the potential reach of EVO756 across a broad range of chronic inflammatory diseases. The following illustration depicts the broad universe of conditions where we believe targeting MRGPRX2 could potentially provide meaningful clinical benefit:

Figure 9: Targeting MRGPRX2 Creates Broad Opportunity

 

 

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The prevalence in the United States of certain diseases of interest in which mast cell degranulation and neuroinflammation are believed to play a role is significant, as shown in the table below:

Figure 10: Prevalence of Select Chronic Inflammatory Diseases

 

 

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Notes: 

(1) Estimated adult AD prevalence.

Our Solution: EVO756, Our MRGPRX2 Antagonist

We are developing EVO756 as an oral therapy targeting MRGPRX2 to address a broad spectrum of inflammatory indications. We believe EVO756 can be a first-line therapy for CSU and AD and is currently the most advanced program in clinical development targeting MRGPRX2. EVO756’s molecular properties, measured in our in vivo studies, are consistent with Lipinski’s Rule of Five, a set of guidelines used in drug discovery to predict oral bioavailability and avoid off-target effects. Its low molecular weight, low lipophilicity reflected by a favorable cLogP, as well as a high rate of free fraction, make us confident that EVO756 is designed and optimized for oral delivery. We believe EVO756’s carefully designed molecular and PK profile, with high bioavailability and limited off-target potential, differentiates it from other known attempts to mechanistically target MRGPRX2 in chronic inflammatory diseases. The following table depicts select characteristics of EVO756:

Figure 11: Select Characteristics of EVO756

 

 

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Notes: 

ADME = Absorption, Distribution, Metabolism, and Excretion; MW = Molecular Weight; PPB = Plasma Protein Binding; DDI = Drug-Drug Interaction.

 

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We have observed that EVO756 exhibits potent activity across a broad and representative panel of inflammatory ligands known to act through MRGPRX2. Because chronic inflammation in individual patients may be driven by varying combinations of disease-associated ligands, we evaluated multiple known ligand classes (as shown in Figure 12 below). Based on preclinical studies and the MAD portion of our Phase 1 proof-of-concept trial, EVO756 was observed to consistently and robustly inhibit degranulation across all tested ligands—both endogenous and exogenous—as shown in Figure 12 below:

Figure 12: EVO756 Is a Highly Potent Oral Small Molecule

 

 

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Notes: 

(1) Icatibant used as agonist for PD challenge.

In our completed Phase 1 trial, EVO756 was observed to cause decreases in skin response as measured by changes in icatibant-induced wheals, which we believe confirms target engagement and suggests the potential of EVO756 to block disease relevant ligands in CSU. EVO756 was observed to be well-tolerated at all doses tested, with no SAEs observed, and PK results supporting daily oral dosing.

Chronic Urticaria Background

Urticaria, also known as hives, is a disease characterized by the presence of wheals, itching and angioedema, which is swelling in subcutaneous tissue, often in the lips, face and extremities. This disease is characterized as CU when lasting for a period of more than six weeks. The two forms of CU are CSU and CIndU. CSU is a chronic inflammatory skin disease characterized by spontaneous and recurrent hives and angioedema without a known environmental trigger. In contrast, CIndU is triggered by specific physical stimuli such as pressure, cold, friction or heat. Both are driven by aberrant mast cell activation, leading to the repeated release of histamine and other pro-inflammatory mediators. This activation causes vasodilation, immune cell recruitment, swelling and stimulation of peripheral sensory neurons, resulting in intense, persistent itch. Uncontrolled CU can last months or even years and significantly impact patients through the disruption of daily living and reduction in quality of life.

 

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Currently, in the United States, we estimate that there are more than 3,000,000 patients living with CSU and over 850,000 patients living with CIndU. The current range of existing and potential therapeutics for CU collectively lacks a safe, convenient, efficacious treatment option that could be prescribed by a broad range of prescribers.

Current Treatment Paradigm

Antihistamines are generally the initial treatment for CU due to their availability over-the-counter, low price and benign safety profile. However, approximately 50% of patients treated with antihistamines experience inadequate symptom control. There are only three approved therapeutics available as a therapy for antihistamine-refractory CSU patients: (i) Xolair (omalizumab), a once monthly injectable anti-IgE mAb which contains a black box warning for anaphylaxis, (ii) Dupixent (dupilumab), a twice monthly subcutaneous mAb modulating the IL-4 and IL-13 signaling cascade and (iii) Rhapsido (remibrutinib), a twice daily oral BTK inhibitor.

Approximately two-thirds of the CSU patients treated with Xolair do not experience complete symptom control. In addition, Xolair has safety concerns regarding its black box warning for anaphylaxis and has burdensome monitoring requirements including in-office administration for three consecutive months. We believe these concerns have limited adoption predominantly to allergists and has led to Xolair being significantly underutilized by dermatologists, primary care physicians and pediatricians, with approximately 10% penetration in the antihistamine-refractory CSU market. Overall, we estimate that approximately 450,000 CSU patients in the United States are either untreated or have uncontrolled disease and are not well served by the existing treatment paradigm, as illustrated in the figure below:

Figure 13: CSU Is an Underserved Market

 

 

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Notes:   

(1) In the United States, “Eligible” defined as CSU patients with incomplete response to over-the-counter H1-antihistamines and eligible for targeted therapy; (2) Approximately 50,000 patients currently treated with a biologic.

Dupixent was approved for CSU in April 2025. Despite having shown success in other immunology indications, Dupixent has more limited efficacy in CSU compared with Xolair, with less than a third of Xolair-naïve patients dosed reaching a complete response (as defined by UAS7=0) at week 24 (and notably only a 16% complete response rate at week 12, the common endpoint for competitor CSU trials). Furthermore, Dupixent failed to meet the primary endpoint of ISS7 reduction in a Phase 3 trial in omalizumab-refractory or intolerant patients. Additionally, Dupixent has been associated with conjunctivitis and injection site reactions. Due to these limitations, we estimate there is a significant number of patients who either remain untreated or untreatable with current treatment options. We believe EVO756 may ultimately be a first line treatment option across prescriber types, if approved.

 

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Beyond Xolair and Dupixent, the next most advanced product candidate is Rhapsido, an orally administered BTK inhibitor approved for the treatment of CSU in September 2025. While Rhapsido has been observed in clinical trials to have greater clinical activity than Dupixent, Rhapsido has adverse reactions on its label including nasopharyngitis, bleeding, headache, nausea and abdominal pain, along with drug interactions recommending against its use with multiple classes of drugs. Furthermore, we believe BTK inhibitors as a class have a more concerning safety profile with multiple labeled warnings and precautions. We are also aware of KIT inhibitor programs in development for the treatment of CSU. KIT inhibitors have a proven ability to limit mast cell development and therefore significantly reduce hives for urticaria patients. However, KIT inhibitors also impact the development of a range of other cells, resulting in a variety of side effects, including neutropenia, changes in taste and hair color and spermatogenesis. We believe these challenges could limit KIT inhibitors to a later-line treatment option. The following graphic compares MRGPRX2 to other mechanisms of action being evaluated in CSU:

Figure 14: Potential for EVO756 to Address an Urticaria Market With Significant Therapeutic Opportunity

 

 

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We believe that MRGPRX2-targeted therapies have the potential to show a superior safety and comparable efficacy profile to Xolair, Dupixent, Rhapsido, and other therapeutic candidates in development, thus having the potential to become the first-line treatment for antihistamine-refractory patients. Nonclinical and clinical data generated internally and by third parties support the potential for MRGPRX2-targeted therapies to emerge with an attractive class profile with efficacy in the range of approved treatments while delivering improved safety, faster symptom relief through direct modulation of peripheral sensory neurons and the convenience of a daily oral. Furthermore, we believe the safety results observed to-date and convenient oral dosing of EVO756 may not only position it to become the backbone therapy for CSU, if approved, but it also has the potential to be used in combination treatment with existing approved biologics, such as Xolair and Dupixent.

 

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Clinical Data

Our Completed Phase 1 Trial

In July 2024, we announced the topline results from a Phase 1 proof-of-concept trial in 132 healthy volunteers designed to assess the safety, tolerability, PK properties and PD properties of orally administered EVO756. Comprehensive trial results were presented at the UCARE Global Urticaria Forum meeting in December 2024. The Phase 1 trial was a SAD and MAD trial in healthy volunteers and was conducted in the United States. The figure below depicts the design of this trial:

Figure 15: Phase 1 Proof-of-Concept Trial Design and Summary

 

 

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Notes:

ECG = electrocardiogram

In the trial, 55 individuals (including placebo) were administered a single dose in the SAD portion and 77 individuals (including placebo) were dosed once or twice daily for 14 days in the MAD portion. In the SAD portion, doses from 1 mg to 500 mg were administered in ascending order across seven cohorts of approximately eight participants each (six active and two placebo). In the MAD cohorts, ascending doses of 10 mg, 30 mg, 100 mg and 240 mg twice daily were administered across four cohorts of 16 subjects each (12 active and four placebo) and a fifth cohort of approximately 16 subjects (12 active and four placebo) were administered 500 mg once daily. A skin challenge test was also conducted in the MAD portion of the trial in which icatibant, representative of a broad class of disease relevant ligands, was administered via intradermal injection to create measurable wheals on their skin.

 

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Safety Results

EVO756 was observed to be well-tolerated at all doses administered in both the SAD and MAD portions of the trial, including up to the 500 mg QD dose. No SAEs were observed and all AEs were reported were considered mild or moderate and included headache, dizziness, catheter site pain, diarrhea and lymphadenopathy. There was one discontinuation, which was not considered treatment-related, as the patient withdrew consent prior to completion of treatment. In addition, there were no clinically significant electrocardiogram (“ECG”) or lab abnormalities. The following table summarizes the safety results of this trial:

Figure 16: Safety Results of Phase 1 Trial

 

 

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PK Results and Trial Dosing

In the MAD portion of the trial, increased dosing from 10 mg twice daily to 240 mg twice daily, and 500 mg once daily, resulted in approximately dose-proportional increases in serum concentrations of EVO756, with about a two-fold accumulation observed from day 1 through to day 14. In this trial, serum concentrations of EVO756 were above the IC90 for MRGPRX2 inhibition at trough at all dosing levels 30 mg twice daily and higher.

Phase 1 Proof-of-Concept Skin Challenge Test

The Phase 1 trial included a skin challenge test based on work published out of Johns Hopkins University. In a clinical setting, MRGPRX2 ligands, administered intradermally in a skin challenge test, have been shown to produce functional and measurable skin responses (wheals) in healthy individuals and a heightened response in individuals with CU.

 

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We assessed the PD potential of EVO756 in the MAD portion of the trial in which icatibant, whose pharmacology effectively represents typical characteristics of MRGPRX2 ligands, was administered intradermally. Figure 17 below outlines the mechanism and design of this skin challenge test:

Figure 17: Skin Challenge Test: Proof-of-Concept and Target Engagement for Chronic Urticaria

 

 

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In the skin challenge test, intradermal administration of 10 and 100 µg/mL icatibant-induced wheals consistent with those observed previously in the work performed by Johns Hopkins (Shtessel et al.) resulted in measurable skin responses in a highly controlled setting.

We believe this PD assessment provides proof-of-concept for EVO756 in the treatment of CU as EVO756 was observed to engage MRGPRX2, block the impact of a known MRGPRX2 ligand and robustly reduce the mean size of icatibant-induced wheals (10 µg/mL (7.6 µM) icatibant), as shown in the following chart:

Figure 18: EVO756 Robustly Decreased Icatibant-Induced Wheals

 

 

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Notes:

Error bars represent standard deviation; *p < 0.001; **p < 0.0001; p-value from LS-means change from baseline in wheal size in a Mixed Model Repeated Measures analysis. Bonferroni adjustment made for multiple comparisons – only comparisons which reached statistical significance of p < 0.001 are noted.

 

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At 10 µg/mL of icatibant, which we believe to be the most appropriate comparison for real-world ligand concentrations in humans based on quantitative evaluation of ligand concentrations from biopsies, we observed statistically significant decreases in mean wheal size by EVO756 after two weeks of dosing, as compared to wheal size at baseline after intradermal icatibant injection. Thus, the above results suggest EVO756 may have activity at low dosage levels in what we believe is the most pharmacologically relevant model for a diseased patient. In addition, in our PK research, we have observed high human PK interstitial fluid concentrations (“ISF”), with average ISF compared to plasma PK concentrations ranging from approximately 55–70% over a 24-hour period following a 200 mg dose of EVO756, supporting robust exposure at target site. Further, EVO756 showed dose-dependent response at 100 µg/mL of icatibant, which we believe is a supraphysiological concentration.

Figure 19: PK Modeling of EVO756 Based on Clinical Data Generated to Date

 

 

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Notes:

IC90 Primary Mast Cells = 180 ng/mL.

Based on the PK profile generated in this study, we were able to create a model that predicts various once- and twice-daily doses that maintain serum concentrations above the IC90, as illustrated in Figure 19 above. Additionally, mass spectrometry identified MRGPRX2 ligands upregulated in disease tissue, confirming the relevance of ligands used in in vitro mast cell assays and the icatibant skin challenge test.

To further explore the translatability of our PK modeling, we overlayed our modeled human EVO756 drug exposures (skin level-adjusted Ctrough and Cmax, respectively) at the expected Phase 2 dose levels on the concentration plots from our in vitro mast cell degranulation assays. The figure below depicts EVO756’s dose response to 10 µg/mL icatibant in vitro (blue plotted dots) as well as the modeled in vivo tissue concentrations (at both Ctrough (left) and Cmax (right)) at planned Phase 2 dose levels and previously conducted Phase 1 dose levels (grey) where activity has been observed.

 

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Figure 20: EVO756 Target Coverage and Dosing Response

 

 

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Notes: (1)

Mast cell degranulation was determined via CD63 externalization on mast cells by flow cytometry. CD63 externalization was normalized to 100% of max (e.g., icatibant stimulation alone); (2) Ctrough is the modeled drug level in serum at 12 or 24 hours post last BID or QD dose, respectively; (3) Assumes 70% skin distribution and 16% free drug.

Following analysis of our Phase 1 trial results, we initiated our Phase 2 clinical development program and enrolled the first patient in a multi-center CIndU trial in September 2024 and the first patient in a global CSU trial in April 2025, with both trials designed to evaluate the safety and efficacy of EVO756 in CU.

 

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Our Phase 2 Trial in CIndU

In May 2025, we reported topline results from our U.S. multicenter Phase 2 trial of EVO756 in CIndU that demonstrated FricTest score improvement at four weeks, as described below. CIndU is a form of urticaria that has known environmental triggers, including pressure or exposure to cold and has underlying disease pathogenesis similar to CSU. The trial was designed to generate additional patient data in a population with symptomatic dermographism, which we believe will be highly translatable to the CSU patient population, given the shared pathologies. Third party studies have demonstrated that symptomatic dermographism affects approximately 25% of the CSU patient population; similarly, we believe EVO756’s clinical activity in symptomatic dermographism patients strongly supports the role of MRGPRX2 in neurogenic inflammation, which plays a crucial role in AD. Efficacy endpoints included changes from baseline in disease specific provocation thresholds that are used as objective markers to quantify disease severity and response to treatment. EVO756 was administered orally for four weeks with either a once or twice daily dose and was evaluated for safety and efficacy at weekly visits during treatment, with patients serving as their own control. Figure 21 below depicts the trial design of our Phase 2 CIndU trial:

Figure 21: Phase 2 CIndU Trial Design

 

 

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Notes:

SD = symptomatic dermographism; TEAE = Treatment Emergent Adverse Events; BL = Baseline.

 

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A total of 30 patients were enrolled in the Phase 2 trial, with 11 patients assigned to the 300 mg QD cohort and 19 patients to the 50 mg BID cohort. Duration of disease at baseline in the 300 mg QD and 50 mg BID cohorts was 6.3 years and 6.4 years, respectively. A total of 28 patients completed the trial and 27 evaluable patients contributed to the four week data. Baseline characteristics and patient dispositions for enrolled patients are detailed in Figure 22 below:

Figure 22: Phase 2 CIndU Trial Disposition

 

 

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Notes:

LTFU = Lost-to-Follow-Up

 

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Efficacy Results

To evaluate the efficacy of EVO756, we used a provocation challenge known as FricTest to assess each patient’s threshold for wheal formation. An instrument with four calibrated tines was applied to the patients’ skin to determine the minimum pressure required to elicit a wheal response. 70% (n=19) of the 27 observed patients demonstrated improvement at just four weeks, with 30% (n=8) of the observed patients achieving a complete response (achieving a FricTest score of zero), of which 50% were IgE high. An additional 11% (n=3) achieved a partial response as defined by a ≥2-point decrease in FricTest score and a further 30% (n=8) demonstrated a one-point decrease in FricTest score. The population of subjects observed at four weeks does not include three patients who were unevaluable or lost to follow-up. The following figures summarize observed patient FricTest response at four weeks in the Phase 2 trial:

Figure 23: FricTest Response at Week 4

 

 

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Notes: 

(1) Four of the complete responders were IgE high. (2) 75% (N = 6) of those who did not achieve a decrease in FricTest score demonstrated a decrease in pruritus-NRS, evidencing the impact of EVO756 on itch at this early time-point, even in the absence of FricTest response.

Figure 24: FricTest Scores by Subject at Week 4

 

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Observed patients within both cohorts of the Phase 2 trial experienced meaningful reductions in total FricTest score during the duration of the trial, with observed patients in the 300 mg QD cohort experiencing an average reduction in total FricTest score of 1.4 points and observed patients in the 50 mg BID cohort experiencing an average reduction in total FricTest score of 1.5 points. The figure below illustrates total reduction in observed patient FricTest scores over time from week zero to week four in both cohorts of the Phase 2 trial:

Figure 25: Average FricTest Score Over Time by Cohort

 

 

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Overall, topline results from the Phase 2 CIndU trial of EVO756 included, in both the 300 mg QD and the 50 mg BID cohorts, meaningful and rapid responses in FricTest scores at one week, with three patients achieving a complete response on FricTest at one week. Initial Phase 2 data of mean FricTest reduction from EVO756 in CIndU were similar to previously reported four week data generated by third-party competing agents used for the treatment of CIndU, including the biologics omalizumab (Phase 2 trial, n=37) and barzolvolimab (Phase 2 trial, n=66). In these clinical trials, which had patient populations with comparable baseline levels of disease severity as the EVO756 Phase 2 trial in CIndU, each of omalizumab and barzolvolimab was observed to result in deepening of clinical response beyond week four.

In addition to degree of change in FricTest scores, we also evaluated patients’ change from baseline pruritus-NRS at provocation site, a single-item, patient-reported outcome measure used to assess itch severity. Both the 300 mg QD and the 50 mg BID dose of EVO756 were observed to result in rapid itch relief to patients, with observed patients in the 300 mg QD cohort experiencing an average reduction in pruritus-NRS score of 2.4 points and observed patients in the 50 mg BID cohort experiencing an average reduction of 2.1 points.

 

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Importantly, 93% (n=25) of observed patients demonstrated improvement at just four weeks in either FricTest or pruritus-NRS. Further, 75% (n=6) of those who did not achieve a decrease in the FricTest score demonstrated a decrease in pruritus-NRS, evidencing the impact of EVO756 on itch at this early time-point, even in the absence of FricTest response. The figure below illustrates reduction in provoked itch over time from week zero to week four observed in both cohorts of the Phase 2 trial:

Figure 26: Average Provoked Itch Score Over Time by Cohort

 

 

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Additionally, both the 300 mg QD and the 50 mg BID dose of EVO756 demonstrated meaningful itch relief to patients with high baseline pruritus-NRS. The table below depicts the pruritus-NRS response at week four in subjects with baseline pruritus-NRS ≥4:

Figure 27: Pruritus-NRS Response at Week 4 in Subjects with Baseline Pruritus-NRS 4

 

 

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Safety Results

EVO756 was observed to be well-tolerated at both doses administered in the Phase 2 trial. No SAEs were observed and there were no discontinuations due to AEs. Figure 28 below shows all AEs that occurred in more than one subject in this trial. The two subjects in the 300 mg QD cohort with AEs of increased ALT and AST had asymptomatic transaminase elevations that were greater than ten times the upper limit of normal at four weeks, which were not present at baseline, week 1 or week 2 and later returned to baseline. Other liver tests, including bilirubin and alkaline phosphatase were within normal limits. Both of these subjects had confounding factors that may have contributed to these elevations. No AEs of ALT or AST elevation were reported in subjects in the 50 mg BID cohort.

 

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Figure 28: Phase 2 CIndU Trial Summary of Treatment Emergent Adverse Events in More than One Subject

 

 

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Notes:

(1) The two subjects in the 300 mg QD cohort with AEs of increased ALT and AST had asymptomatic transaminase elevations that were greater than ten times the upper limit of normal at four weeks, which were not present at baseline, week 1 or week 2 and later returned to baseline. Other liver tests, including bilirubin and alkaline phosphatase were within normal limits. Both of these subjects had confounding factors that may have contributed to these elevations.

In our ongoing Phase 2b clinical trials of EVO756 in CSU and AD, the current protocols include doses ranging up to 150 mg daily. As of September 30, 2025, we have enrolled over 130 patients in the aggregate across the two trials.

Clinical Development Plan and Status

Our Ongoing Phase 2b Dose-Ranging Clinical Trial in Chronic Spontaneous Urticaria

In April 2025, we initiated a Phase 2b dose-ranging trial in approximately 160 moderate-to-severe antihistamine-refractory CSU patients in the United States, Europe, Canada and Japan. The global, multi-center, randomized, double-blind, placebo-controlled trial will evaluate the safety, tolerability and efficacy of EVO756 at three doses compared to placebo. Patients will be treated for 12 weeks and evaluated at several pre-specified time points. The primary endpoint of the trial is change in a patient’s UAS7 at 12 weeks. Beyond the primary endpoint, we also intend to evaluate other measures of disease including itch, hive severity and angioedema. The results of the trial are expected to inform dose selection and other trial design considerations for Phase 3 EVO756 development. We anticipate reporting initial data from this trial in the first half of 2026. The following figure depicts the trial design of our Phase 2b CSU trial.

 

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Figure 29: Phase 2b CSU Trial Design

 

 

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Notes:  

UAS7 = Urticaria Activity Score over 7 days; ISS7 = Itch Severity Score component of UAS7; HSS7 = Hives Severity Score component of UAS7; AAS7 = Angioedema Activity Score; BL = Baseline; Mod-to-Sev = Moderate-to-Severe

Nonclinical Data

We have also been characterizing EVO756 through nonclinical studies on primary pharmacology, safety pharmacology, PK and toxicology. We conducted in vitro primary PD studies and observed the ability of EVO756 to inhibit the activation of MRGPRX2 and confirmed that EVO756 is human-specific and does not inhibit functional orthologue receptors to MRGPRX2 in animal species.

We included characterization of KO mice that lack the murine receptor functional orthologues of the human MRGPRX2 in the toxicology program to document the natural history of complete receptor ablation in target tissues as a proxy for traditional nonclinical on-target safety assessment.

Off-target safety assessment conducted in the good laboratory practice (“GLP”) repeat-dose toxicity studies in rats and dogs for up to 13 weeks identified no adverse histopathology findings and the corresponding No Observed Adverse Effect Levels identified support the current clinical development plan.

EVO756 was not observed to be genotoxic in the bacterial reverse mutation test, in vitro chromosome aberration test or in vivo micronucleus test in rats. EVO756 was not observed to be phototoxic in the 3T3 neutral red uptake phototoxicity test in vitro. Characterization of KO mice conducted to derive potential on-target effects of EVO756 suggested no noteworthy or adverse changes related to genetic alterations resulted from the absence of Mrgpra1 and Mrgprb2 through 26 weeks. Furthermore, no fetal malformations were observed in pregnant Mrgpra1 and Mrgprb2 KO mice in preliminary studies. Additionally, no impact on the central nervous system, cardiovascular or respiratory function was observed, and no fetal malformations were observed in the preliminary embryo-fetal toxicology studies.

EVO756 for the Treatment of Atopic Dermatitis

Atopic Dermatitis Background

Atopic dermatitis, commonly referred to as eczema, is one of the most prevalent chronic inflammatory diseases and is characterized by acute flares of itchy, red exudative papules (raised skin lesions that ooze fluid) and persistently dry, scaly skin. The hallmark of AD is intense inflammatory itch, known as pruritus, and episodic flares of rash and underlying chronic inflammation. For most moderate-to-severe AD patients, the disease significantly impacts patients’ quality of life, driven primarily by relentless itch, sleep disruption and visible skin symptoms. The intense itch associated with AD often triggers an itch-scratch cycle, further compromising the epidermal barrier and exacerbating disease. While AD commonly begins in childhood, it is also highly and increasingly prevalent in adults, with about 15% to 20% of children and 1% to 3% of adults impacted.

 

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Research indicates that mast cells and peripheral sensory neurons play key roles in the pathogenesis of AD. One known driver of AD is the chronic and cyclical release of pro-inflammatory mediators associated with mast cell degranulation. Heightened mast cell activity promotes inflammation and drives itch, while activation of peripheral sensory neurons amplifies the sensation of itch. Third party studies have shown increased mast cell density, elevated MRGPRX2 expression, neuroinflammation and disease severity in lesional AD skin, supporting the rationale for targeting MRGPRX2 to both resolve skin lesions and relieve symptoms. Mast cells are in close proximity and recruited to sensory neurons in inflamed tissue, primarily in response to neuronal release of substance P and other neuropeptides, as well as local production of pro-inflammatory cytokines that enhance mast cell-neuron interactions. We believe that MRGPRX2 is the only target currently being pursued clinically that impacts both mast cells and neuroinflammation, making it uniquely positioned as a potential therapy for AD as illustrated in the figure below:

Figure 30: Rationale for EVO756 in AD

 

 

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Current Treatment Paradigm

The current standard of care for first-line treatment of AD is primarily topical corticosteroids and targeted treatments (for example, topical JAK inhibitors). However, approximately 40% to 50% of AD patients have a moderate-to-severe form of the disease and thus are uncontrolled by topical therapies. For these patients, new systemic agents have emerged as advanced treatments that systemically target several different inflammatory mediators that contribute to underlying inflammation and flare-ups. Dupixent, an anti-IL-4 receptor alpha that modulates the signaling of IL-4 and IL-13 cytokines, is the preferred biologic for moderate-to-severe AD. The initial dose is two injections followed by one injection every two weeks and is considered to have category-high efficacy with 36% of patients reaching EASI-90 in 16 weeks. While treatment with Dupixent has also been shown to reduce itch (as measured by peak pruritus-NRS) by up to approximately 50%, it typically takes 16 weeks to achieve this level of efficacy and plateaus thereafter. Despite Dupixent’s efficacy, over 60% of AD patients remain uncontrolled and patients may be burdened with potential side effects, including conjunctivitis and injection site reactions, and the burden of twice-monthly injections. Two oral JAK inhibitors, Rinvoq and Cibinqo, have also been approved for the disease and offer improved efficacy with over 40% of patients exceeding EASI-90 at 16 weeks, but are reserved for later lines of treatment due to safety concerns including black box warnings on cardiac events and malignancies. Another biologic, Ebglyss (lebrikizumab), an IL-13 inhibitor, was recently approved by the FDA for the treatment of AD based on clinical results wherein between approximately 33% to 43% of patients were observed to achieve IGA 0/1 with ≥2-point improvement from baseline to week 16. Several biologics are in development with differing mechanisms of action including product candidates that target IL-13, OX-40 and IL-18, including our own EVO301. We believe the

 

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market for AD therapeutics is in a nascent stage, particularly when compared to the growth observed in the market for psoriasis, which has grown meaningfully since the launch of Enbrel in 2004 as illustrated in the figure below:

Figure 31: Expansion of AD Market Outpacing That of Psoriasis

 

 

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Notes: “Year  

1” for AD represents 2017 (year of Dupixent launch); “Year 1” for psoriasis represents 2004 (year of Enbrel launch in plaque psoriasis). May represent projections and not actual sales.

The following figure provides an illustration of the potential market opportunity for EVO756 in AD in the United States, if approved:

Figure 32: AD Is an Underserved Market

 

 

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Given a significant number of patients with AD remain uncontrolled, we see the need for a therapy with a meaningful efficacy profile, improved safety profile, a fast onset of itch relief and the convenience of daily oral therapy. We believe a treatment option with this product profile would have broad applicability, first-line potential in moderate-to-severe disease and could be utilized by a wider range of prescribers, expanding access. We believe MRGPRX2 is the only target impacting both mast cells and neuroinflammation, two key factors underlying AD.

 

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Clinical Development Plan and Status

Our Ongoing Phase 2b Dose-Ranging Trial in Atopic Dermatitis

Our atopic dermatitis development program is expected to target the treatment of adult and pediatric patients with moderate-to-severe AD, whose disease is not able to be controlled with topical prescription therapies. We initiated a Phase 2b dose-ranging trial in moderate-to-severe AD patients in August 2025 and are currently enrolling patients in the United States and plan to enroll patients in New Zealand. We expect to report initial results in the second half of 2026. The multi-center, randomized, double blind, placebo-controlled trial will evaluate the safety, tolerability and efficacy of EVO756 at three doses compared to placebo. Patients will be treated for 12 weeks and evaluated at several pre-specified time points. The primary endpoint will be percent change in EASI score and we also plan on assessing IGA, pruritus-NRS and safety. The results of the trial are expected to inform dose selection and other trial design considerations for Phase 3 EVO756 development in AD. The following figure depicts the trial design of our Phase 2b dose-ranging trial in AD:

Figure 33: Phase 2b Dose-Ranging Trial Design

 

 

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Notes:

EASI = Eczema Area and Severity Index; vIGA = Validated Investigator Global Assessment; Pruritus-NRS = Pruritus Numerical Rating Scale; BSA = Body Surface Area; BL = Baseline

In addition, if EVO756 demonstrates a positive treatment effect on itch associated with AD in the Phase 2b dose-ranging trial, we may pursue additional indications in which itch is a prominent feature in the future.

EVO756 for the Treatment of Other Potential Indications

Overview

We believe EVO756 has the potential to address several additional chronic inflammatory diseases. Building on our ongoing research and nonclinical studies, we are exploring the potential for EVO756 in asthma, migraine, interstitial cystitis, irritable bowel syndrome and pruritus (itch) as potential expansion indications due to their large unmet patient needs along with the relevance of mast cells and sensory neurons in these diseases’ pathology.

 

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Background on Other Potential Indications

Asthma

Asthma is a chronic inflammatory disease of the airways characterized by variable airflow obstruction and bronchial hyperresponsiveness to triggers such as allergens, infections or environmental pollutants. It is one of the most common non-communicable respiratory diseases globally and in the United States, affecting both children and adults. The disease typically manifests through episodes of wheezing, coughing, chest tightness and shortness of breath, which may vary in frequency and severity. Asthma imposes a substantial burden on patients and health systems in terms of medical utilization (emergency department visits, hospitalizations), lost productivity and reduced quality of life. Current therapies, such as inhaled corticosteroids, bronchodilators and biologics, do not adequately control symptoms or prevent exacerbations in all patients, leaving a significant unmet need for new treatment modalities.

Migraine

Migraine is a neurological disorder often characterized by throbbing pain in one area of the head lasting four to 72 hours and is associated with symptoms such as sensitivity to light or sound, nausea and vomiting. It is estimated that migraine affects more than 10% of people worldwide and occurs most often among people aged 20 to 50 years. Migraine is a leading cause of years lived with disability worldwide, particularly among women, causing disruptions to daily living and productivity. Existing preventative and acute treatments, such as pain relievers, triptans, dihydroergotamine and lasmiditan, are available for many, but are insufficient for others in terms of efficacy, side effects and tolerability, highlighting the need for additional mechanistic targets and therapeutic options.

Interstitial Cystitis

Interstitial cystitis is a chronic condition causing bladder pressure, bladder pain and sometimes pelvic pain. The pain can range from mild discomfort to severe pain. The condition is a part of a spectrum of diseases known as painful bladder syndrome. The symptoms may vary over time, periodically flaring in response to common triggers, such as menstruation, sitting for a long time, stress, exercise and sexual activity. Epidemiological data in the United States suggest interstitial cystitis may affect approximately three to eight million women and one to four million men. Treatment options are limited, frequently palliative, and even if symptoms disappear, may return later. There is a substantial unmet need for therapies that address underlying pathophysiology, relieve pain, reduce urinary symptoms, improve function and offer durable benefit.

Irritable Bowel Syndrome

Irritable bowel syndrome is a common condition characterized by abdominal discomfort associated with altered bowel movement. Recent research has shown that many symptoms of irritable bowel syndrome are related to hypersensitivity of the nerves found in the wall of the gastrointestinal tract. Prevalence estimates vary depending on diagnostic criteria, but some experts estimate that approximately 10% to 15% of adults in the United States have irritable bowel syndrome, and only about 5% to 7% of them see a provider and receive a diagnosis. This syndrome has a large impact on quality of life, psychological well-being and work productivity. Current treatments include dietary modification, cognitive behavioral therapy, laxatives and anti-diarrheals, which only often provide partial relief, creating an unmet need for novel agents targeting symptoms, visceral hypersensitivity and motility.

Pruritus (Itch)

Pruritus, commonly referred to as itch, is an unpleasant sensory sensation that provokes the desire to scratch. When pruritus persists for more than six weeks, it is defined as chronic pruritus. Pruritus can be painful or irritating and could be localized to one area of the body or spread throughout several areas. It is estimated that

 

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pruritus leads to more than seven million ambulatory visits annually in the United States and is among the 50 most prevalent conditions worldwide. Existing therapies, such as hydrocortisone, antihistamines, topical steroids and immunosuppressants, are often only partially effective, underscoring the need for treatments that more directly target itch sensory pathways and underlying immunologic or neuronal drivers.

Ongoing Nonclinical Translation Research

Our ongoing nonclinical translational research efforts are focused on elucidating the role of MRGPRX2 in human disease through a multifaceted approach. These activities include the characterization of MRGPRX2-expressing mast cells and the identification of MRGPRX2 agonists in human patient samples across relevant disease states. In parallel, we are also conducting functional studies in human-derived cell types and tissues to further define the biology of MRGPRX2 signaling. These include in vitro studies using primary human mast cells and neurons, as well as ex vivo studies in disease-relevant human tissues such as precision-cut lung slices for asthma and trigeminal neurons and meningeal mast cells for migraine.

Additionally, in vivo studies are underway using multiple genetically modified mouse models, including Mrgprb2 knock-out and MRGPRX2 knock-in mice. These studies are complemented by established disease models, such as Pituitary Adenylate Cyclase-Activating Polypeptide-induced migraine, to further assess the therapeutic potential of targeting MRGPRX2.Collectively, these nonclinical investigations are intended to support indication prioritization and inform our clinical development strategy of EVO756 in other potential indications.

We believe that continued interrogation of MRGPRX2’s role across asthma, migraine, interstitial cystitis, irritable bowel syndrome and pruritus will provide critical insights into its role as a key neuronal mediator. These findings will guide our near-term indication expansion efforts and support the initiation of additional clinical trials in the future.

Clinical Development Plan

Initiation of a Phase 2 trial in any of these additional indications will be determined based on ongoing trials and corporate resources. To date, based on our data from the successful completion of our Phase 1 proof-of-concept trial of EVO756 in healthy volunteers, we believe there is a path to proceed to Phase 2 clinical development for these other indications, similar to our initiation of our Phase 2b trial in AD, subject to standard regulatory requirements. We are also currently exploring development of next-generation MRGPRX2 molecules that we believe can be optimized for select indications to bolster our intellectual property portfolio and potentially complement our product candidates to better manage the life cycle management of our development programs.

EVO301: Our SAFA IL-18BP Fusion Protein

Overview

Our second clinical-stage product candidate, EVO301, which is in Phase 2 development for the treatment of atopic dermatitis, is a long-acting biologic designed to neutralize the IL-18 inflammatory pathway, which plays a key role in various immune processes and is thought to be a key driver of immune dysregulation associated with chronic inflammatory diseases. In June 2024, we secured exclusive global rights to develop and commercialize EVO301 from AprilBio, which previously progressed EVO301 through a Phase 1 trial. In the initial Phase 1 data from healthy volunteers, EVO301 was well-tolerated at all doses tested, with no severe AEs observed or discontinuations due to AEs, with a favorable PK profile. We believe EVO301’s profile may enable it to become a leading therapy for a broad range of chronic inflammatory diseases.

 

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We selected AD for our lead Phase 2 indication, considering both the sizable market opportunity and the significant unmet patient need. Beyond AD, we plan to initiate a Phase 2 trial in UC patients in 2026 and intend to evaluate EVO301 in Crohn’s disease and additional indications where IL-18 plays a key role in inflammatory response.

Although we are pursuing AD for both EVO301 and EVO756, we believe these approaches are sufficiently differentiated and complementary to each other given their different modalities and potential to be used together. In addition, based on the clinical data observed to-date, we believe each has the potential to transform the immunology and inflammation treatment landscape as monotherapy or in combination with existing therapies.

IL-18 Mechanism of Action

IL-18, a pro-inflammatory cytokine of the IL-1 family, regulates various immune processes that drive inflammation. It plays an important role in the T-cell-helper type 1 inflammatory response and is a potent modulator of ongoing inflammation. An upregulated IL-18 pathway cyclically activates inflammatory mediators in an aberrant manner, resulting in tissue damage and other inflammatory and sensory disease pathology. We believe that targeting the IL-18 pathway differs from existing treatment options because this pathway impacts both innate and adaptive immune processes, a distinguishing feature that allows for broad applicability across multiple chronic inflammatory diseases. There are several large, heterogenous chronic inflammatory diseases with significant numbers of uncontrolled patients including AD and inflammatory bowel diseases (“IBD”) in which the IL-18 pathway is believed to play a key role. The following figures illustrate IL-18’s role in both innate and adaptive immune processes, the IL-18BP therapeutic approach, a landscape of diseases that are regulated by the IL-18 pathway and the key role of IL-18 signaling in AD:

Figure 34: IL-18 Drives Various Innate and Adaptive Immune Processes Related to Infection, Inflammation and Autoimmunity

 

 

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Notes:

PAMPs: Pathogen-associated molecular patterns; DAMPs: Damage-associated molecular patterns.

 

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Figure 35: IL-18 Pathways Regulate Many Diseases

 

 

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Figure 36: IL-18 Signaling in AD

 

 

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We are aware of two other IL-18 programs in development for chronic inflammatory conditions, both of which involve mAb approaches. As a result of its design, we see several potential advantages of the SAFA IL-18BP fusion protein relative to IL-18 mAbs, including tissue penetration and binding affinity. Thus, we believe there is substantial untapped therapeutic opportunity in AD and significant potential for improvement in the treatment landscape with our SAFA IL-18BP fusion protein, EVO301.

 

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Third-Party Clinical Experience Targeting IL-18

We remain encouraged by positive clinical trial results suggesting the potency of IL-18 in immunology and inflammation. For example, a conventional mAb product candidate targeting IL-18 was observed in a Phase 2 trial to have compelling efficacy in AD after only a single dose, comparable to approved AD biologics. Another third-party clinical trial of an unmodified recombinant human IL-18BP produced promising proof-of-concept data in multiple rare inflammatory disorders, including responses in patients with life-threatening conditions. However, its therapeutic potential is constrained by a relatively short half-life of less than 40 hours. Additionally, Apollo Therapeutics recently reported that in a 32-week Phase 2a trial, camoteskimab—an anti-IL-18 monoclonal antibody—achieved a statistically significant and clinically meaningful reduction in mean EASI score at week 16 versus placebo in patients with moderate-to-severe atopic dermatitis. Responses separated from placebo as early as week 4, and, notably, even among a subgroup of patients who had previously failed anti-IL-4/IL-13 biologics. These data suggest IL-18 blockade may offer a promising therapeutic option in AD, including for refractory patients for whom Th2-pathway targeted therapeutics (such as those targeting IL-4Ra, IL-13, or IL-31) have not yielded sufficient benefit. We believe EVO301’s optimized approach to IL-18 antagonism could enable significant advantages and differentiated clinical outcomes for patients with chronic inflammatory diseases, including with respect to efficacy, tissue distribution, dosing profile and reduced immunogenicity risk. The figure below illustrates the 12-week EASI-90 score of a competitor’s mAb targeting IL-18 after a single dose, along with the 16-week EASI-90 scores of other approved and developmental AD therapeutics after multiple doses:

Figure 37: Optimized and Repeat Dosing of IL-18BP Monotherapy is Designed to Achieve Best in Class EASI 90

 

 

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Notes:

All data based on 16 week data except for GSK1070806. Not included: nemolizumab (IL-31) and tezepelumab (TSLP) did not capture EASI-90. Amlitelimab is pursuing Q12W in Ph3. Rocatinlimab data includes loading dose at 2w.

 

DUPIXENT® is a registered trademark of Sanofi Biotechnology, EBGLYSS is a trademark owned of Eli Lilly and Company, Adbry® is a registered trademark of LEO Pharma A/S. (1) GSK1070806 no longer in development. (2) At Week 16 versus placebo.

 

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Our Solution: EVO301, our IL-18BP Fusion Protein

EVO301 is a long-acting injectable SAFA-IL-18BP fusion protein designed to neutralize aberrantly upregulated IL-18 activity. We believe this approach facilitates more efficient tissue distribution and improved binding affinity and specificity which presents an advantage over existing attempts to antagonize or inhibit the IL-18 pathway, including traditional mAbs. The following graphic depicts the molecular design of EVO301:

Figure 38: EVO301 Molecular Design

 

 

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Notes:

SAFA = Anti-Serum Albumin Fab-Associated.

EVO301 is designed specifically to neutralize upregulated IL-18 activity. Key distinguishing features of EVO301 include:

 

   

selective and high binding affinity of native human IL-18BP and binding to serum albumin, allowing for specific inhibition of IL-18 pro-inflammatory activity and deeper penetration to inflamed tissues;

 

   

smaller molecular weight, enabling improved targeting at the site of inflammation as EVO301 is only a fraction of the molecular weight compared to traditional antibodies;

 

   

extended half-life for the neutralization of IL-18, conveyed by the SAFA, utilizing a body peptide linker which supports FcRn-mediated recycling of serum albumin; and

 

   

lower potential for immunogenicity, as the use of native human IL-18BP, a naturally occurring inhibitor of IL-18, is expected to reduce immunogenicity risk and enhance durability of response.

Further, we believe the distinct mechanism and modality of EVO301 complement those of EVO756, providing us with multiple, potentially synergistic avenues to bring innovative therapeutics to the large, underserved and rapidly expanding population of patients suffering from chronic inflammatory diseases.

 

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Figure 39: Potential for EVO756 and EVO301 Mechanism of Action Synergy in AD

 

 

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Clinical Data

Completed Phase 1 Trial

EVO301 was observed to be well-tolerated at all doses, with no SAEs nor discontinuations due to AEs, in a Phase 1 randomized, placebo-controlled SAD trial in 31 healthy volunteers conducted by our licensor, AprilBio, with five cohorts that consisted of SAD ranging from 0.1 mg/kg up to 10 mg/kg administered intravenously. The design of this Phase 1 trial is shown in the figure below.

Figure 40: EVO301 Phase 1 Trial Design

 

 

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The majority of reported AEs were determined to be mild in severity and included headache, nausea and reactions at the infusion site. No discontinuations were attributed to AEs, and there were no SAEs. In addition, there were no clinically significant ECG or lab abnormalities. No measurable impact on PK due to anti-drug antibody formation was observed.

The pharmacokinetic profile of EVO301 supports the potential for monthly dosing. Serum concentrations exceeded the IC90 for more than four weeks after a single administration at dose levels of 0.3 mg/kg or greater as shown in the graph below:

Figure 41: Mean Serum Concentrations in EVO301 Phase 1 Trial

 

 

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Notes:

Mean Serum Concentrations of APB-R3 – Semi Log Scale (PK Patient Population).

 

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Clinical Development Plan and Status

Our Ongoing Phase 2 Trial for Moderate-to-Severe Atopic Dermatitis

We are conducting a Phase 2 randomized, double-blind, parallel-group, placebo-controlled trial of EVO301 in approximately 60 adult patients with moderate-to-severe AD dosed on day 1 and day 29. Trial sites are located in Australia and New Zealand and enrolled patients are 18 years or older who have moderate-to-severe AD (as defined by EASI score of at least 16, Validated IGA scale of at least 3 and BSA of AD of at least 10%) for at least six months. The primary endpoint is percent change in EASI score at week 12 and secondary endpoints include IGA, BSA and pruritus-NRS. We expect to report initial data from this trial in the first half of 2026. The following figure shows the Phase 2 trial design:

Figure 42: EVO301 Phase 2 Trial Design

 

 

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Notes:

EASI = Eczema Area and Severity Index; vIGA = Validated Investigator Global Assessment; Pruritus-NRS = Pruritus Numerical Rating Scale; BSA = Body Surface Area; BL = Baseline.

EVO301 for the Treatment of Inflammatory Bowel Diseases

In the United States, over 2.2 million people live with inflammatory bowel diseases, which include UC and Crohn’s disease. These diseases are characterized by relapsing and remitting inflammation of the gastrointestinal tract, leading to symptoms such as abdominal pain, diarrhea, bleeding and significant impacts on quality of life. Initial treatments often include aminosalicylates, corticosteroids or immunomodulators, yet a substantial portion of the patients require escalation to advanced therapies due to inadequate symptom control or adverse effects. Despite the availability of several advanced therapies including anti-TNF agents, anti-integrins, IL-12/23 inhibitors and JAK inhibitors, the landscape for IBD has no consistent treatment paradigm and continues to be marked by limitations, with up to 50% of patients failing to achieve or maintain meaningful clinical remission. As a result, many IBD patients cycle through multiple therapies without achieving durable disease control, leaving hundreds of thousands of patients in the United States inadequately managed, underscoring the need for new effective mechanisms of action.

 

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Our Planned Phase 2 Trial for Moderate-to-Severe Ulcerative Colitis

We intend to begin our IBD development program with a Phase 2 proof-of-concept trial in moderate-to-severe UC patients in 2026. The results of the trial are expected to inform dose selection and other trial design considerations for further clinical development in IBD. We believe that IL-18 signaling plays a key role in UC, as illustrated in the figure below:

Figure 43: Role of IL-18 in Ulcerative Colitis

 

 

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Discovery Stage Programs

We are also selectively advancing discovery-stage programs to enable us to consistently deliver data on new product candidates. We are currently evaluating multiple preclinical molecules across various targets for possible nomination as lead development candidates for IND-enabling studies in 2026 and beyond.

We also intend to continue evaluating potential preclinical assets, including through in-licensing or partnerships, that we believe can be optimized for priority indications to broaden our portfolio.

Competition

The biotechnology and biopharmaceutical industries are characterized by rapidly advancing technologies, intense competition and a strong emphasis on proprietary products. While we believe that our technology, the expertise of our management team, clinical capabilities, research and development experience and scientific knowledge provide us with competitive advantages, we face increasing competition from many different sources, including biotechnology and biopharmaceutical companies, academic institutions, governmental agencies and public and private research institutions. Any product candidates that we successfully develop and commercialize will compete with existing therapies and new therapies that may become available in the future.

There are several large biotechnology and biopharmaceutical companies that are currently pursuing the development of products for the treatment of chronic inflammation. Companies that we are aware of that are targeting the treatment of chronic inflammation and related diseases include large companies with revenues and significant financial resources. However, we know of no other companies currently in clinical development with an MRGPRX2 antagonist or a serum albumin Fab-associated IL-18BP fusion protein.

 

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Many of our competitors, either alone or with their collaborators, have significantly greater resources, established presence in the market and greater expertise across research and development, manufacturing, preclinical and clinical testing, obtaining regulatory approvals, reimbursement and marketing approved products than we do. These competitors also compete with us in recruiting and retaining qualified scientific, sales, marketing and management personnel, establishing clinical trial sites and patient registration for clinical trials, as well as in acquiring technologies complementary to, or necessary for, our programs. Smaller or early-stage companies may also prove to be significant competitors, particularly through collaborative arrangements with large and established companies. Additional mergers and acquisitions may result in even more resources being concentrated in our competitors.

The commercial potential of our product candidates could be reduced or eliminated if our competitors develop and commercialize products that are safer, more effective, have fewer or less severe side effects, are more convenient or are less expensive. Our competitors also may obtain FDA or regulatory approval from comparable foreign regulatory authorities for their product candidates more rapidly than we may obtain approval for ours, which could result in our competitors establishing a strong market position before we are able to enter the market or make our development more complicated. The key competitive factors affecting the success of our product candidates are likely to be efficacy, safety, cost and convenience.

Intellectual Property

Our owned and exclusively licensed patents and patent applications relate to our compounds for treating certain chronic inflammation indications and include patents and patent applications directed to new compositions of matter and to methods of treating a variety of disorders. As we continue to develop our product candidates, we intend to seek additional patent protection in the United States, EU and in other key commercial markets worldwide.

EVO756

As of April 21, 2025, we exclusively license one patent family that includes two pending U.S. patent applications and issued and pending foreign counterpart patents and patent applications, relating to compositions of matter and methods of use for our product candidate, EVO756. If we continue to pursue patent protection, and if any patents issue based on our pending applications, we expect such patents to expire in November 2040, without taking into account possible patent term adjustments or extensions.

EVO301

As of April 21, 2025, we exclusively license three patent families that include two issued U.S. patents, two pending U.S. patent applications and issued and pending foreign counterpart patents and patent applications, relating to our product candidate, EVO301. One of these patent families includes U.S. Patent No. 9,879,077, relating to compositions of matter, and U.S. Patent No. 10,618,953, relating to methods of use, both of which are expected to expire in August 2034, absent any patent term extension. The second patent family includes two pending U.S. patent applications that are directed to, among others, compositions of matter and methods of use relating to EVO301. If we continue to pursue patent protection, and if any patents issue based on our pending applications in this patent family, we expect such patents to expire in September 2041 in the United States, absent any patent term adjustment and patent term extension. The third patent family includes one pending PCT application directed to methods of use. If we continue to pursue patent protection, and if any patents issue based on our pending applications in this patent family, we expect such patents to expire in June 2044 in the United States, without taking into account possible patent term adjustments or extensions.

The term of individual patents depends on the legal term for patents in the countries in which they are granted. In most countries, including the United States, the basic patent term is 20 years from the earliest claimed filing date of a non-provisional patent application in the applicable country. In the United States, a patent’s term

 

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may, in certain cases, be extended by patent term adjustment, which compensates a patentee for administrative delays by the USPTO in examining and granting a patent, or may be shortened if a patent is terminally disclaimed over a commonly owned patent or a patent naming a common inventor and having an earlier expiration date, or shortened due to an express disclaimer or abandonment. Additionally, the Drug Price Competition and Patent Term Restoration Act of 1984, permits a patent term extension of up to five years beyond the expiration date of a U.S. patent as partial compensation for the length of time the drug is under regulatory review. Patent extensions of up to five years are also available in certain countries under certain circumstances as partial compensation for the regulatory review period in the respective jurisdictions.

For a discussion of the risks associated with our intellectual property, see “Risk Factors—Risks Related to Intellectual Property.”

Strategic Collaborations and License Agreements

Dermira, Inc.

In December 2020, we entered into a License, Development and Commercialization Agreement with Dermira, pursuant to which Dermira granted us an exclusive, worldwide license to develop and commercialize certain compounds, including the compound in development by us known as EVO756 (the “Dermira License Agreement”).

The Dermira License Agreement remains in effect on a product-by-product and a country-by-country basis until the expiration of the royalty term for such product in such country. The Dermira License Agreement may be terminated by either party due to the other party’s uncured material breach or bankruptcy. Additionally, we may terminate the Dermira License Agreement for convenience upon a set number of days’ prior notice.

In consideration for the licenses granted to us under the Dermira License Agreement, we paid to Dermira a $7.5 million upfront license fee. Additionally, in connection with our entry into the Dermira License Agreement, we issued to Dermira 3,227,805 shares of Series A Preferred Stock which was equal to approximately 5% of our fully diluted equity at the time of grant and was calculated by reference to the same per-share purchase price paid by the lead investor in the Series A Preferred Stock financing (as a completed qualified financing).

We are also obligated to pay to Dermira up to $45.0 million in development milestones for the development of EVO756 (or up to $135.0 million for the development of all licensed products), and up to $240.0 million in sales milestones for the development of EVO756 (or up to $720.0 million for the development of all licensed products) as well as tiered royalty payments in mid-single digit to low-tens percentages on worldwide sales of the licensed products.

As of June 30, 2025, we have paid a total of $11.0 million in upfront payments and development milestones under the Dermira License Agreement, which was recognized as research and development expense for the year in which they occurred. No milestones were achieved under the Dermira License Agreement during the year ended December 31, 2024. For the six months ended June 30, 2025, we recorded $2.5 million as research and development expense upon achievement of a development milestone under the Dermira License Agreement. Milestones and royalties are contingent upon future events and will be recorded when the milestones are achieved and when payments are due.

Under the Dermira License Agreement, we may sublicense EVO756 to third parties. Dermira has consented to our sublicense of EVO756 to Maruho in Japan and certain Asian countries as described below.

 

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Maruho Co., Ltd.

Maruho Japan Agreement

In September 2023, we entered into a sublicense agreement with Maruho and granted Maruho the exclusive license to develop and commercialize EVO756 in Japan (the “Maruho Japan Agreement”). Under the Maruho Japan Agreement, Maruho is responsible for the development and commercialization of EVO756 in Japan, except that we are required to use commercially reasonable efforts to develop EVO756 in CSU and to include a Japanese cohort in our Phase 1 clinical trial of EVO756.

Under the terms of the Maruho Japan Agreement, we received an upfront payment of $8.0 million in September 2023 and are eligible to receive up to $52.0 million in development, regulatory and commercial milestone payments upon the occurrence of specified events over the term of the agreement. In addition, we are eligible to receive low single digit royalty payments on future sales of EVO756 in Japan, on top of the royalty payments due to Dermira on such sales under the Dermira License Agreement. As of June 30, 2025, we have received a total of $8.0 million under the Maruho Japan Agreement.

The Maruho Japan Agreement remains in effect until the expiration of the royalty term for all licensed products in Japan, which continues until the expiration of all relevant patents and regulatory exclusivities and 10 years from the first commercial sale of the licensed product in Japan, whichever is the latest. The Maruho Japan Agreement may be terminated by either party due to the other party’s uncured material breach or bankruptcy. In addition, we may terminate the agreement if Maruho challenges any licensed patent. Maruho may also terminate the agreement for convenience upon prior written notice to us.

Maruho Greater Asia Agreement

In March 2024, we entered into a separate sublicense agreement with Maruho (the “Maruho Greater Asia Agreement”) and granted Maruho the exclusive license to develop and commercialize EVO756 in China, Taiwan, South Korea and the member states of the Association of Southeast Asian Nations (ASEAN) (the “Territory”). Under the Maruho Greater Asia Agreement, Maruho is responsible for the development and commercialization of EVO756 in the Territory, except that we are required to use commercially reasonable efforts to develop EVO756 in CSU.

Under the terms of the Maruho Greater Asia Agreement, we received an upfront payment of $7.0 million in March 2024 and are eligible to receive up to $54.5 million in development, regulatory and commercial milestone payments upon the occurrence of specified events over the term of the agreement. In addition, we are eligible to receive low single-digit royalty payments on future sales of EVO756 in the Territory, on top of the royalty payments due to Dermira on such sales under the Dermira License Agreement. As of June 30, 2025, we have received a total of $7.0 million under the Maruho Greater Asia Agreement.

The Maruho Greater Asia Agreement remains in effect until the expiration of the royalty term for all licensed products in the Territory, which continues until the expiration of all relevant patents and regulatory exclusivities and 10 years from the first commercial sale of the licensed product in the relevant country in the Territory, whichever is the latest. The Maruho Greater Asia Agreement may be terminated by either party due to the other party’s uncured material breach or bankruptcy. In addition, we may terminate the agreement if Maruho challenges any licensed patent. Maruho may also terminate the agreement for convenience upon prior written notice to us.

 

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AprilBio Co., Ltd.

In June 2024, we entered into a license agreement with AprilBio upon which AprilBio granted us an exclusive worldwide license to develop and commercialize EVO301 (the “AprilBio License Agreement”). Under the AprilBio License Agreement, we are responsible for the development and commercialization of the licensed product, except that AprilBio was responsible for completing the then ongoing Phase 1 clinical trial. We are required to use commercially reasonable efforts to develop and commercialize the licensed product in certain major market countries and to meet certain specified diligence milestones. In addition, AprilBio also granted us a right of first negotiation to license or acquire rights to other IL-18 products that may be developed by AprilBio if AprilBio completes certain development work for such product within a specified time period.

Under the AprilBio License Agreement, we paid an upfront payment of $15.0 million and are required to pay, upon achievement of specified milestones and the sale of the licensed product, development milestones of up to $82.5 million, sales milestones of up to $377.5 million, and tiered royalty payments in the mid to high-single digit percentage on worldwide sales of the licensed product. In addition, if we sublicense the licensed product, we are required to pay AprilBio a percentage of the sublicense revenue we received, which percentage depends on the timing of the sublicense grant. For the six months ended June 30, 2025, we recorded $1.5 million as research and development expense upon achievement of a development milestone under the AprilBio License Agreement. No development milestones were recorded as research and development expenses for the six months ended June 30, 2024. No other development or sales milestones have been achieved as of June 30, 2025. As of June 30, 2025, we have paid a total of $16.5 million under the AprilBio License Agreement.

The AprilBio License Agreement remains in effect on a product-by-product and country-by-country basis until the expiration of the royalty term for such product in such country, which continues until the expiration of all relevant patents and regulatory exclusivities and 12 years from the first commercial sale of such product in such country, whichever is the latest. The AprilBio License Agreement may be terminated by either party due to the other party’s uncured material breach or bankruptcy. In addition, AprilBio may terminate the agreement if we challenge any licensed patent or if we cease active development of the licensed product. We may also terminate the agreement for convenience upon prior written notice to AprilBio.

Government Regulation

The FDA and comparable regulatory authorities in state and local jurisdictions and in other countries impose requirements upon companies involved in the clinical development, manufacture, marketing and distribution of drugs, such as those we are developing. These agencies and other federal, state and local entities regulate, among other things, the research and development, testing, manufacture, quality control, safety, effectiveness, labeling, storage, approval, advertising and promotion, distribution, post-approval monitoring and reporting, sampling, export and import and record-keeping associated with all these functions, of our product candidates.

U.S. Government Regulation of Drug Products

In the United States, the FDA regulates drugs under the Federal Food, Drug, and Cosmetic Act (the “FDCA”), and its implementing regulations. The FDA also regulates biological products under the FDCA and the Public Health Service Act. The process of obtaining regulatory approvals and the subsequent compliance with applicable federal, state, local and foreign statutes and regulations requires the expenditure of substantial time and financial resources. Failure to comply with the applicable U.S. requirements at any time during the product development process, approval process or after approval, may subject an applicant to a variety of administrative or judicial sanctions, such as the FDA’s refusal to approve pending New Drug Applications (“NDAs”) or Biologics License Applications (“BLAs”), withdrawal of an approval, imposition of a clinical hold, issuance of warning letters, product recalls, product seizures, total or partial suspension of production or distribution, injunctions, fines, refusals of government contracts, restitution, disgorgement or civil or criminal penalties.

 

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The process required by the FDA before a drug may be marketed in the United States generally involves the following:

 

   

Completion of preclinical laboratory tests, animal studies and formulation studies in compliance with the FDA’s GLP regulations;

 

   

Submission to the FDA of an IND application, which must become effective before human clinical trials may begin;

 

   

Approval by an independent institutional review board (“IRB”) at each clinical site before each trial may be initiated;

 

   

Performance of adequate and well-controlled human clinical trials in accordance with GCP requirements to establish the safety and efficacy of the proposed drug product for each indication;

 

   

Submission to the FDA of an NDA or BLA, including payment of application user fees;

 

   

A determination by the FDA within 60 days of its receipt to accept the marketing application for review;

 

   

Satisfactory completion of an FDA advisory committee review, if applicable;

 

   

Satisfactory completion of an FDA inspection of the manufacturing facility or facilities at which the product is produced to assess compliance with current good manufacturing practice (“cGMP”) requirements and to assure that the facilities, methods and controls are adequate to preserve the product’s identity, strength, quality and purity;

 

   

Satisfactory completion of FDA audits of clinical trial sites to assure compliance with GCPs and the integrity of the clinical data; and

 

   

FDA review and approval of the NDA or BLA.

Preclinical Studies

Preclinical studies include laboratory evaluation of product chemistry, toxicity and formulation, as well as in vitro and animal studies to assess potential safety and efficacy. The conduct of preclinical studies is subject to federal regulations and requirements, including good laboratory practice regulations for safety/toxicology studies.

An IND sponsor must submit the results of the preclinical tests, together with manufacturing information, analytical data and any available clinical data or literature and plans for clinical studies, among other things, to the FDA as part of an IND. An IND is a request for authorization from the FDA to administer an investigational product to humans and must become effective before human clinical trials may begin. Some preclinical testing, such as animal tests of reproductive AEs and carcinogenicity, may continue even after the IND is submitted. An IND automatically becomes effective 30 days after receipt by the FDA, unless before that time the FDA raises concerns or questions related to one or more proposed clinical trials and places the clinical trial on a clinical hold. In such a case, the IND sponsor and the FDA must resolve any outstanding concerns before the clinical trial can begin. As a result, submission of an IND may not result in the FDA allowing clinical trials to initiate.

Clinical Trials

Clinical trials involve the administration of the investigational new drug to human subjects under the supervision of qualified investigators in accordance with GCP requirements, which include the requirement that all research subjects provide their informed consent in writing for their participation in any clinical trial. Clinical trials are conducted under protocols detailing, among other things, the objectives of the trial, the parameters to be used in monitoring safety, and the effectiveness criteria to be evaluated. A protocol for each clinical trial

 

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conducted in the United States and any subsequent protocol amendments must be submitted to the FDA as part of the IND. In addition, an IRB representing each institution participating in the clinical trial must review and approve the plan for any clinical trial before it is initiated at that institution. The IRB also must review and approve the informed consent form that must be provided to each clinical trial subject or his or her legal representative and must monitor the clinical trial until completion.

Information about certain clinical trials must be submitted within specific timeframes to the Institutes of Health (“NIH”) for public dissemination on their www.clinicaltrials.gov website. Information related to the product, patient population, phase of investigation, trial sites and investigators and other aspects of the clinical trial is made public as part of the registration of the clinical trial. Although sponsors are obligated to disclose the results of their clinical trials after completion, disclosure of the results can be delayed in some cases for up to two years after the date of completion of the trial. Failure to timely register a covered clinical trial or to submit trial results as provided for in the law can give rise to civil monetary penalties and also prevent the non-compliant party from receiving future grant funds from the federal government.

Human clinical trials are typically conducted in three sequential phases, which may overlap or be combined:

 

   

Phase 1: The drug is initially introduced into healthy human subjects or patients with the target disease or condition and tested for safety, dosage tolerance, absorption, metabolism, distribution, excretion and, if possible, to gain an early indication of its effectiveness.

 

   

Phase 2: The drug is administered to a limited patient population to identify possible adverse effects and safety risks, to preliminarily evaluate the efficacy of the product for specific targeted diseases and to determine dosage tolerance and optimal dosage.

 

   

Phase 3: The drug is administered to an expanded patient population, generally at geographically dispersed clinical trial sites, in well-controlled clinical trials to generate enough data to statistically evaluate the efficacy and safety of the product for approval, to establish the overall risk-benefit profile of the product and to provide adequate information for the labeling of the product.

Post-approval trials, sometimes referred to as Phase 4 clinical trials, may be conducted after initial marketing approval. These trials are used to gain additional experience from the treatment of patients in the intended therapeutic indication. In certain instances, the FDA may mandate the performance of Phase 4 clinical trials as a condition of approval on an NDA or BLA.

Progress reports detailing the results of the clinical trials must be submitted at least annually to the FDA and more frequently if SAEs occur. Written IND safety reports must be submitted to the FDA and investigators for serious and unexpected suspected adverse events, findings from other studies or animal or in vitro testing that suggest a significant risk for human subjects and any clinically important increase in the rate of a serious suspected adverse reaction over that listed in the protocol or investigator brochure. The sponsor must submit an IND safety report within 15 calendar days after the sponsor determines that the information qualifies for reporting. The sponsor also must notify the FDA of any unexpected fatal or life-threatening suspected adverse reaction within seven calendar days after the sponsor’s initial receipt of the information.

Phase 1, Phase 2 and Phase 3 trials may not be completed successfully within any specified period, or at all. Furthermore, the FDA or the sponsor may suspend or terminate a clinical trial at any time on various grounds, including a finding that the research subjects are being exposed to an unacceptable health risk. Similarly, an IRB can suspend or terminate approval of a clinical trial at its institution if the clinical trial is not being conducted in accordance with the IRB’s requirements or if the drug has been associated with unexpected serious harm to patients. Additionally, some clinical trials are overseen by an independent group of qualified experts organized by the clinical trial sponsor, known as a data safety monitoring board or committee. This group provides authorization for whether a trial may move forward at designated check points based on access to certain data from the trial.

 

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Concurrent with clinical trials, companies usually complete additional animal studies and also must develop additional information about the chemistry and physical characteristics of the drug as well as finalize a process for manufacturing the product in commercial quantities in accordance with cGMP requirements. The manufacturing process must be capable of consistently producing quality batches of product and, among other things, companies must develop methods for testing the identity, strength, quality and purity of the final product. Additionally, appropriate packaging must be selected and tested and stability studies must be conducted to demonstrate that the drug does not undergo unacceptable deterioration over its shelf life.

NDA or BLA Submission and Marketing Approval

Assuming successful completion of the required clinical testing, the results of the preclinical and clinical studies, together with detailed information relating to the product’s chemistry, manufacture, controls and proposed labeling, among other things, are submitted to the FDA as part of an NDA or BLA requesting approval to market the product for one or more indications. In most cases, the submission of an application is subject to a substantial user fee.

The FDA conducts a preliminary review of all applications within the first 60 days after submission, before accepting them for filing, to determine whether they are sufficiently complete to permit substantive review. The FDA may request additional information rather than accept an application for filing. In this event, the application must be resubmitted with the additional information. The resubmitted application is also subject to review before the FDA accepts it for filing. Once the submission is accepted for filing, the FDA begins an in-depth substantive review. The FDA reviews an application to determine, among other things, whether the drug is safe and effective and whether the facility in which it is manufactured, processed, packaged or held meets standards designed to assure the product’s continued safety, quality and purity.

Under the Prescription Drug User Fee Act (“PDUFA”) guidelines that are currently in effect, the FDA has a goal of ten months from the date of “filing” of a standard NDA or BLA to review and act on the submission and six months from the filing date of an application with priority review. Accordingly, this review process typically takes 12 months and eight months, respectively from the date the application is submitted to the FDA. The FDA does not always meet its PDUFA goal dates for standard or priority review, and the review process is often extended by FDA requests for additional information or clarification. The FDA reviews an NDA or BLA to determine, among other things, whether the drug is safe and effective and whether the facility in which it is manufactured, processed, packaged or held meets standards designed to assure the product’s continued safety, quality and purity.

In addition, under the Pediatric Research Equity Act of 2003, as amended, certain applications or supplements to an approved application must contain data that are adequate to assess the safety and effectiveness of the drug for the claimed indications in all relevant pediatric subpopulations and to support dosing and administration for each pediatric subpopulation for which the product is safe and effective. The FDA may, on its own initiative or at the request of the applicant, grant deferrals for submission of some or all pediatric data until after approval of the product for use in adults or full or partial waivers from the pediatric data requirements. A sponsor who is planning to submit a marketing application for a drug that includes a new active ingredient, new indication, new dosage form, new dosing regimen or new route of administration must submit an initial Pediatric Study Plan (“PSP”), within 60 days of an end-of-Phase 2 meeting or, if there is no such meeting, as early as practicable before initiation of the Phase 3 or Phase 2/3 study. The initial PSP must include an outline of the pediatric study or studies that the sponsor plans to conduct, including study objectives and design, age groups, relevant endpoints and statistical approach or a justification for not including such detailed information, and any request for a deferral of pediatric assessments or a full or partial waiver of the requirement to provide data from pediatric studies along with supporting information. The FDA and the sponsor must reach an agreement on the PSP. A sponsor can submit amendments to an agreed-upon initial PSP at any time if changes to the pediatric plan need to be considered based on data collected from preclinical studies, early phase clinical trials or other clinical development programs.

 

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The FDA may refer an application for a novel drug or a drug that presents difficult questions of safety or efficacy to an advisory committee. An advisory committee is a panel of independent experts, including clinicians and other scientific experts, which reviews, evaluates and provides a recommendation as to whether the application should be approved and under what conditions. The FDA is not bound by the recommendations of an advisory committee, but it considers such recommendations carefully when making decisions.

The FDA also may require the submission of a risk evaluation and mitigation strategy (“REMS”) if it determines that a REMS is necessary to ensure that the benefits of the drug outweigh its risks and to assure the safe use of the drug. A REMS may include one or more elements, including medication guides, physician communication plans, patient package insert or elements to assure safe use, such as restricted distribution methods, patient registries or other risk minimization tools. The FDA determines the requirement for a REMS, as well as the specific REMS provisions, on a case-by-case basis. If the FDA concludes a REMS is needed, the sponsor must submit a proposed REMS. The FDA will not approve the application without a REMS, if required.

Before approving an NDA or BLA, the FDA typically will inspect the facility or facilities where the product is manufactured. The FDA will not approve an application unless it determines that the manufacturing processes and facilities are in compliance with cGMP requirements and adequate to assure consistent production of the product within required specifications. Additionally, before approving an NDA or BLA, the FDA may inspect one or more clinical trial sites to assure compliance with GCP requirements.

After evaluating the application and all related information, including the advisory committee recommendation, if any, and inspection reports regarding the manufacturing facilities and clinical trial sites, the FDA may issue an approval letter or, in some cases, a Complete Response Letter. A Complete Response Letter generally contains a statement of specific conditions that must be met in order to secure final approval of the application and may require additional clinical or preclinical testing in order for FDA to reconsider the application. If a Complete Response Letter is issued, the applicant may either resubmit the application within a year, addressing all of the deficiencies identified in the letter, or withdraw the application. Even with submission of this additional information, the FDA ultimately may decide that the application does not satisfy the regulatory criteria for approval. If and when those conditions have been met to the FDA’s satisfaction, the FDA will typically issue an approval letter. An approval letter authorizes commercial marketing of the drug with specific prescribing information for specific indications.

Even if the FDA approves a product, it may limit the approved indications for use of the product, require that contraindications, warnings or precautions be included in the product labeling, require that post-approval studies, including Phase 4 clinical trials, be conducted to further assess a drug’s safety after approval, require testing and surveillance programs to monitor the product after commercialization or impose other conditions, including distribution and use restrictions or other risk management mechanisms under a REMS, which can materially affect the potential market and profitability of the product. The FDA may prevent or limit further marketing of a product based on the results of post-marketing studies or surveillance programs. After approval, some types of changes to the approved product, such as adding new indications, manufacturing changes and additional labeling claims, are subject to further testing requirements and FDA review and approval.

Expedited Development and Priority Review Programs

The FDA maintains several programs intended to facilitate and expedite development and review of new drugs to address unmet medical needs in the treatment of serious or life-threatening diseases or conditions. These programs include Fast Track designation, Breakthrough Therapy designation, Priority Review and Accelerated Approval, and the purpose of these programs is to either expedite the development or review of important new drugs to get them to patients earlier than under standard FDA development and review procedures.

The FDA has a Fast Track program that is intended to expedite or facilitate the process for reviewing new drugs that meet certain criteria. Specifically, new drugs are eligible for Fast Track designation if they are

 

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intended to treat a serious or life threatening condition and preclinical or clinical data demonstrate the potential to address unmet medical needs for the condition. Fast Track designation applies to both the product and the specific indication for which it is being studied. Fast Track designation provides increased opportunities for sponsor interactions with the FDA during preclinical and clinical development, in addition to the potential for rolling review once a marketing application is filed, meaning that the agency may review portions of the marketing application before the sponsor submits the complete application, as well as priority review, discussed below.

Additionally, a drug may be eligible for designation as a breakthrough therapy if the product is intended, alone or in combination with one or more other drugs or biologics, to treat a serious or life-threatening condition and preliminary clinical evidence indicates that the product may demonstrate substantial improvement over currently approved therapies on one or more clinically significant endpoints. The benefits of Breakthrough Therapy designation include the same benefits as Fast Track designation, plus intensive guidance from the FDA to ensure an efficient drug development program. A product may also be eligible for priority review if it treats a serious or life-threatening condition and, if approved, would provide a significant improvement in safety and effectiveness compared to available therapies. The FDA determines at the time that the marketing application is submitted, on a case-by-case basis, whether the proposed drug represents a significant improvement in treatment, prevention or diagnosis of disease when compared with other available therapies. The FDA will attempt to direct additional resources to the evaluation of an application for a new drug designated for priority review in an effort to facilitate the review and to shorten the FDA’s goal for taking action from ten months to six months from the date of filing of a marketing application.

A product may also be eligible for accelerated approval if it treats a serious or life-threatening disease or condition, generally provides a meaningful advantage over available therapies and demonstrates an effect on a surrogate endpoint that is reasonably likely to predict clinical benefit, or on a clinical endpoint that can be measured earlier than irreversible morbidity or mortality (“IMM”), that is reasonably likely to predict an effect on IMM or other clinical benefit. As a condition of accelerated approval, the FDA requires that a sponsor perform adequate and well-controlled post-marketing clinical trials. If the FDA concludes that a drug shown to be effective can be safely used only if distribution or use is restricted, it will require such post-marketing restrictions, as it deems necessary to assure safe use of the product.

Even if a product qualifies for one or more of these programs, the FDA may later decide that the product no longer meets the conditions for qualification or decide that the time period for FDA review or approval will not be shortened. Fast Track designation, Breakthrough Therapy designation and Priority Review designation do not change the standards for approval, but may expedite the development or review process. Drugs granted accelerated approval also must meet the same statutory standards for safety and effectiveness as those granted traditional approval. Based on current operating plans, we do not intend to pursue any expedited development and priority review programs.

U.S. Marketing Exclusivity

Market exclusivity provisions under the FDCA can delay the submission or the approval of certain follow-on applications. The FDCA provides a five-year period of non-patent marketing exclusivity within the United States to the first applicant to gain approval of an NDA for a new chemical entity. A drug is a new chemical entity if the FDA has not previously approved any other new drug containing the same active moiety, which is the molecule or ion responsible for the action of the drug substance. During the exclusivity period, the FDA may not accept for review an Abbreviated New Drug Application for a generic version of the drug or a 505(b)(2) NDA for another version of such drug where the applicant does not own or have a legal right of reference to all the data required for approval. However, such a follow-on application may be submitted after four years if it contains a certification of patent invalidity or non-infringement. The FDCA also provides three years of market exclusivity for an NDA, 505(b)(2) NDA or supplement to an existing NDA if new clinical

 

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investigations, other than bioavailability studies, that were conducted or sponsored by the applicant are deemed by the FDA to be essential to the approval of the application, for example, new indications, dosages or strengths of an existing drug. This three-year exclusivity period covers only the conditions of use associated with the new clinical investigations and does not prohibit the FDA from approving follow-on applications that do not reference the protected clinical data. Five-year and three-year exclusivity will not delay the submission or approval of a full NDA. However, an applicant submitting a full NDA would be required to conduct or obtain a right of reference to all of the preclinical studies and adequate and well-controlled clinical trials necessary to demonstrate safety and effectiveness.

Pediatric exclusivity is another type of regulatory market exclusivity in the United States. Pediatric exclusivity, if granted, adds six months to existing regulatory exclusivity periods or listed patents. This six-month exclusivity may be granted based on the voluntary completion of a pediatric trial in accordance with an FDA-issued “Written Request” for such a trial.

A seven-year period of orphan exclusivity is available for products (i) intended to treat a disease that affects fewer than 200,000 people in the U.S. or (ii) intended to treat a disease that affects more than 200,000 people, but for which there is no reasonable expectation that costs of research and development of the drug for the indication can be recovered by sales of the drug in the United States. A sponsor may request an orphan designation at any time before it submits a marketing application; if the designation is granted and the orphan-designated product is approved, the FDA will not approve another sponsor’s marketing application for the same drug for the same use or indication before the expiration of seven years from the date of such approval, unless the orphan designation is revoked, the approval of the underlying application is revoked or the sponsor is unable to supply sufficient product to meet market demand.

For biologics, the Biologics Price Competition and Innovation Act of 2009 created an abbreviated approval pathway for products that are biosimilar to or interchangeable with an FDA-licensed reference biological product. Biosimilarity, which requires that there be no clinically meaningful differences between the biological product and the reference product in terms of safety, purity and potency, can be shown through analytical studies, animal studies and a clinical study or studies. Interchangeability requires that a product is biosimilar to the reference product and the product must demonstrate that it can be expected to produce the same clinical results as the reference product in any given patient and, for products that are administered multiple times to an individual, the biologic and the reference biologic may be alternated or switched after one has been previously administered without increasing safety risks or risks of diminished efficacy relative to exclusive use of the reference biologic without such alteration or switch. Upon licensure by the FDA, an interchangeable biosimilar may be substituted for the reference product without the intervention of the health care provider who prescribed the reference product. A reference biological product is granted 12 years of data exclusivity from the time of first licensure of the product. In addition, the FDA will not accept an application for a biosimilar or interchangeable product based on the reference biological product until four years after the date of first licensure of the reference product.

Post-Approval Requirements

Drugs manufactured or distributed pursuant to FDA approvals are subject to pervasive and continuing regulation by the FDA, including, among other things, requirements relating to recordkeeping, periodic reporting, product sampling and distribution, advertising and promotion and reporting of adverse experiences with the product. After approval, most changes to the approved product, such as adding new indications or other labeling claims are subject to prior FDA review and approval. There are continuing, annual user fee requirements for any marketed products.

The FDA may impose a number of post-approval requirements as a condition of approval. For example, the FDA may require post-marketing testing, including Phase 4 clinical trials, and surveillance to further assess and monitor the product’s safety and effectiveness after commercialization.

 

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FDA regulations require that products be manufactured in specific facilities (identified in the approved NDA or BLA) and in accordance with cGMP regulations which require, among other things, quality control and quality assurance, the maintenance of records and documentation and the obligation to investigate and correct any deviations from cGMP. In addition, drug manufacturers and other entities involved in the manufacture and distribution of approved drugs are required to register their establishments with the FDA and state agencies and are subject to periodic unannounced inspections by the FDA and these state agencies for compliance with cGMP requirements. Changes to the manufacturing process are strictly regulated and often require prior FDA approval before being implemented. FDA regulations also require investigation and correction of any deviations from cGMP requirements and impose reporting and documentation requirements upon the sponsor and any third-party manufacturers that the sponsor may decide to use. Accordingly, manufacturers must continue to expend time, money and effort in the area of production and quality control to maintain cGMP compliance.

Once an approval of a drug is granted, the FDA may withdraw the approval if compliance with regulatory requirements and standards is not maintained or if problems occur after the product reaches the market. Later discovery of previously unknown problems with a product, including AEs of unanticipated severity or frequency, or with manufacturing processes or failure to comply with regulatory requirements, may result in mandatory revisions to the approved labeling to add new safety information; imposition of post-market studies or clinical trials to assess new safety risks; or imposition of distribution or other restrictions under a REMS program. Any of these limitations on approval or marketing could restrict the commercial promotion, distribution, prescription or dispensing of products. Other potential consequences include, among other things:

 

   

Restrictions on the marketing or manufacturing of the product, complete withdrawal of the product from the market or product recalls;

 

   

Fines, warning letters or holds on post-approval clinical trials;

 

   

Refusal of the FDA to approve pending applications or supplements to approved applications or suspension or withdrawal of product approvals;

 

   

Product seizure or detention or refusal to permit the import or export of products; and

 

   

Injunctions or the imposition of civil or criminal penalties.

The FDA strictly regulates marketing, labeling, advertising and promotion of products that are placed on the market. Drugs may be promoted by a manufacturer and any third parties acting on behalf of a manufacturer only for the approved indications and in a manner consistent with the approved label for the product. The FDA and other agencies actively enforce the laws and regulations prohibiting the promotion of off-label uses, and a company that is found to have improperly promoted off-label uses may be subject to significant liability.

Other Healthcare Laws

Healthcare providers, physicians and third-party payors will play a primary role in the recommendation and prescription of drug products for which we obtain marketing approval. Arrangements with third-party payors, healthcare providers and physicians, in connection with the clinical research, sales, marketing and promotion of products, once approved, and related activities, may expose a pharmaceutical manufacturer to broadly applicable fraud and abuse and other healthcare laws and regulations. In the United States, these laws include, without limitation, state and federal anti-kickback, false claims, physician transparency and patient data privacy and security laws and regulations, including but not limited to those described below:

 

   

the Anti-Kickback Statute (“AKS”), which makes it illegal for any person or entity, including a prescription drug manufacturer (or a party acting on its behalf) to knowingly and willfully solicit, receive, offer or pay any remuneration (including any kickback, bribe or rebate), directly or indirectly, overtly or covertly, in cash or in kind, that is intended to induce or reward, referrals including the purchase, recommendation, order or prescription of a particular drug for which payment may be made

 

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under a federal healthcare program, such as the Medicare and Medicaid programs. The AKS has been interpreted to apply to arrangements between therapeutic product manufacturers on one hand and prescribers, purchasers and formulary managers on the other. A person or entity does not need to have actual knowledge of the statute or specific intent to violate it in order to have committed a violation. Further, courts have found that if “one purpose” of remuneration is to induce referrals, the AKS is violated. In addition, the government may assert that a claim including items or services resulting from a violation of the AKS constitutes a false or fraudulent claim for purposes of the federal FCA;

 

   

the federal civil and criminal false claims laws, including the FCA, which can be enforced by private citizens through “qui tam” or “whistleblower” actions, and civil monetary penalty laws, which impose criminal and civil penalties against individuals or entities for, among other things, knowingly presenting, or causing to be presented, claims for payment or approval from Medicare, Medicaid or other federal health care programs that are false or fraudulent; knowingly making or causing a false statement material to a false or fraudulent claim or an obligation to pay or transmit money or property to the federal government; or knowingly concealing or knowingly and improperly avoiding or decreasing such an obligation. Pharmaceutical and other healthcare companies have been, and continue to be, prosecuted under these laws, among other things, for allegedly providing free product to customers with the expectation that the customers would bill federal programs for the product and for causing false claims to be submitted because of the companies’ marketing of the product for unapproved, off-label, and thus generally non-reimbursable, uses. Similar to the AKS, a person or entity does not need to have actual knowledge of these statutes or specific intent to violate them in order to have committed a violation.

 

   

the federal Health Insurance Portability and Accountability Act of 1996 (“HIPAA”), which created additional federal criminal provisions that prohibit knowingly and willfully executing, or attempting to execute, a scheme to defraud any healthcare benefit program or obtain, by means of false or fraudulent pretenses, representations or promises, any of the money or property owned by, or under the custody or control of, any healthcare benefit program, regardless of the payor (for example, public or private) and knowingly and willfully falsifying, concealing or covering up by any trick or device a material fact or making any materially false statements in connection with the delivery of, or payment for, healthcare benefits, items or services relating to healthcare matters. Like the AKS, the Patient Protection and Affordable Care Act (the “ACA”) amended the intent standard for certain healthcare fraud provisions under HIPAA such that a person or entity no longer needs to have actual knowledge of the statute or specific intent to violate it in order to have committed a violation;

 

   

HIPAA, as amended by the Health Information Technology for Economic and Clinical Health Act of 2009 (“HITECH”), and their respective implementing regulations, which impose requirements on certain covered healthcare providers, health plans and healthcare clearinghouses as well as their respective business associates and covered subcontractors that perform services for them that involve the creation, use, receipt, maintenance or disclosure of individually identifiable health information, relating to the privacy, security and transmission of individually identifiable health information. HITECH also created four new tiers of civil monetary penalties, amended HIPAA to make civil and criminal penalties directly applicable to business associates and gave state attorneys general new authority to file civil actions for damages or injunctions in federal courts to enforce HIPAA and seek attorneys’ fees and costs associated with pursuing federal civil actions;

 

   

the federal Physician Payments Sunshine Act, created under the ACA, and its implementing regulations, which require manufacturers of drugs, devices, biologics and medical supplies for which payment is available under Medicare, Medicaid or the Children’s Health Insurance Program to report annually to the Centers for Medicare and Medicaid Services, under the Open Payments Program, information related to payments or other transfers of value made to physicians (defined to include doctors, dentists, optometrists, podiatrists and chiropractors), certain other healthcare professionals (such as physician assistants and nurse practitioners) and teaching hospitals, as well as ownership and investment interests held by physicians and their immediate family members; and

 

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analogous state and foreign laws and regulations, such as state and foreign anti-kickback, false claims, consumer protection and unfair competition laws which may apply to pharmaceutical business practices, including but not limited to, research, distribution, sales and marketing arrangements as well as submitting claims involving healthcare items or services reimbursed by any third-party payor, including commercial insurers; state laws that require pharmaceutical companies to comply with the pharmaceutical industry’s voluntary compliance guidelines and the relevant compliance guidance promulgated by the federal government that otherwise restricts payments that may be made to healthcare providers and other potential referral sources; state laws that require drug manufacturers to file reports with states regarding pricing and marketing information, such as the tracking and reporting of gifts, compensations and other remuneration and items of value provided to healthcare professionals and entities; state and local laws requiring the registration of pharmaceutical sales representatives; and state, national and foreign laws governing the privacy and security of health information in certain circumstances, many of which differ from each other in significant ways and may not have the same effect, thus complicating compliance efforts.

Because of the breadth of these laws and the narrowness of the statutory exceptions and regulatory safe harbors available, it is possible that some of a pharmaceutical manufacturer’s business activities could be subject to challenge under one or more of such laws. Efforts to ensure that business arrangements comply with applicable healthcare laws involve substantial costs. It is possible that governmental and enforcement authorities will conclude that a pharmaceutical manufacturer’s business practices do not comply with current or future statutes, regulations or case law interpreting applicable fraud and abuse or other healthcare laws and regulations. If any such actions, which are costly to defend, are instituted against a pharmaceutical manufacturer, and it is not successful in defending itself or asserting its rights, those actions could have a significant impact on its business, including the imposition of significant civil, criminal and administrative penalties, damages, disgorgement, imprisonment, monetary fines, possible exclusion from participation in Medicare, Medicaid and other federal healthcare programs, reporting obligations and oversight if we become subject to integrity and oversight agreements to resolve allegations of non-compliance, contractual damages, reputational harm, diminished profits and future earnings and curtailment of operations, any of which could adversely affect a pharmaceutical manufacturer’s ability to operate its business and the results of operations. In addition, commercialization of any drug product outside the United States will also likely be subject to foreign equivalents of the healthcare laws mentioned above, among other foreign laws.

Current and Future Healthcare Reform Legislation

In both the United States and certain foreign jurisdictions, there have been, and continue to be, a number of legislative and regulatory changes to the health care system. Among policy makers and payors in the United States and elsewhere, there is significant interest in promoting changes in healthcare systems with the stated goals of containing healthcare costs, improving quality and expanding access. In the United States, the pharmaceutical industry has been a particular focus of these efforts and has been significantly affected by major legislative initiatives. In particular, in 2010, the ACA was enacted, which, among other things, increased the minimum Medicaid rebates owed by most manufacturers under the Medicaid Drug Rebate Program, extended the Medicaid Drug Rebate Program to utilization of prescriptions of individuals enrolled in Medicaid managed care organizations, subjected manufacturers to new annual fees and taxes for certain branded prescription drugs and provided incentives to programs that increase the federal government’s comparative effectiveness research.

There have been judicial, administrative, executive and legislative challenges and amendments to certain aspects of the ACA, and we expect there will be additional challenges and amendments to the ACA in the future. For example, on August 16, 2022, the Inflation Reduction Act of 2022 (“IRA”) was signed into law, which among other things, extends enhanced subsidies for individuals purchasing health insurance coverage in ACA marketplaces through plan year 2025. The IRA also eliminates the “donut hole” under the Medicare Part D program beginning in 2025 by significantly lowering the beneficiary maximum out-of-pocket cost and through a

 

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newly established manufacturer discount program. It is possible that the ACA will be subject to additional challenges in the future. It is unclear whether the ACA will be overturned, repealed, replaced or further amended. We cannot predict what affect further changes to the ACA would have on our business.

In addition, other legislative changes have been proposed and adopted in the United States since the ACA was enacted. For example, through the process created by the Budget Control Act of 2011, there are automatic reductions of Medicare payments to providers up to 2% per fiscal year, which went into effect in April 2013 and, due to subsequent legislative amendments, will remain in effect until 2032 unless additional Congressional action is taken.

Additionally, there has been heightened governmental scrutiny in the United States of pharmaceutical pricing practices in light of the rising cost of prescription drugs and biologics. For example, the IRA, among other things, (1) directs the U.S. Department of Health and Human Services (“HHS”), to negotiate the price of certain high-expenditure single-source drugs that have been on the market for at least seven years and biologics that have been on the market for at least 11 years covered under Medicare (the “Medicare Drug Price Negotiation Program”) and (2) imposes rebates under Medicare Part B and Medicare Part D to penalize price increases that outpace inflation. Further, under the IRA, orphan drugs are exempted from the Medicare Drug Price Negotiation Program, but only if they have one orphan designation and for which the only approved indication is for that disease or condition. If a product receives multiple orphan designations or has multiple approved indications, it may not qualify for the orphan drug exemption. The IRA permits HHS to implement many of these provisions through guidance, as opposed to regulation, for the initial years. HHS has and will continue to issue and update guidance as these programs are implemented. These provisions began to take effect progressively starting in fiscal year 2023. On August 15, 2024, HHS announced the agreed-upon reimbursement price of the first ten drugs that were subject to price negotiations, although the Medicare Drug Price Negotiation Program is currently subject to legal challenges. On January 17, 2025, HHS selected fifteen additional products covered under Part D for price negotiation in 2025. Each year thereafter more Part B and Part D products will become subject to the Medicare Drug Price Negotiation Program. In December 2023, the National Institute of Standards and Technology published for comment a Draft Interagency Guidance Framework for Considering the Exercise of March-In Rights which for the first time includes the price of a product as one factor an agency can use when deciding to exercise march-in rights. While march-in rights have not previously been exercised, it is uncertain if that will continue under the new framework.

The current administration is pursuing policies to reduce regulations and expenditures across government including at HHS, the FDA, CMS and related agencies. These actions, presently directed by executive orders or memoranda from the Office of Management and Budget, may propose policy and personnel changes that create additional uncertainty for our business. These actions include, for example, (1) directives to reduce agency workforce program cuts, (2) rescinding a Biden administration executive order tasking the Center for Medicare and Medicaid Innovation to consider new payment and healthcare models to limit drug spending, (3) eliminating the Biden administration’s executive order that directed HHS to establish an AI task force and develop a strategic plan, (4) directing HHS and other agencies to lower prescription drug costs through a variety of initiatives, including by improving upon the Medicare Drug Price Negotiation Program and establishing Most-Favored-Nation pricing for pharmaceutical products and (5) directing certain federal agencies to enforce existing law regarding hospital and plan price transparency and by standardizing prices across hospitals and health plans. Additionally, in its June 2024 decision in Loper Bright Enterprises v. Raimondo, the U.S. Supreme Court overturned the longstanding Chevron doctrine, under which courts were required to give deference to regulatory agencies’ reasonable interpretations of ambiguous federal statutes. The Loper Bright decision could result in additional legal challenges to current regulations and guidance issued by federal agencies applicable to our operations, including those issued by the FDA.

HHS has revoked the Richardson Waiver, which required HHS and its subagencies to provide notice and an opportunity to comment on certain matters relating to agency management or personnel or to public property, loans, grants, benefits or contracts. This could result in modifications to HHS policies in these areas that could

 

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adversely affect our business. In addition, the Trump administration has issued an executive order directing agencies to examine all regulations, to repeal regulations that do not comply with statutes or are otherwise burdensome and to consider repealing such regulations without notice and comment, which may result in repeal or modification of regulations without significant advance notice. Congress may introduce and ultimately pass health care related legislation that could, among others, impact the drug approval process, modify the Medicare Drug Price Negotiation Program, expand the orphan drug exclusion under the IRA and reduce Medicaid enrollment and funding.

In addition, individual states in the United States have also increasingly passed legislation and implemented regulations designed to control pharmaceutical product pricing, including price or patient reimbursement constraints, discounts, restrictions on certain product access and marketing cost disclosure and transparency measures and, in some cases, designed to encourage importation from other countries and bulk purchasing.

Legislative and regulatory proposals and enactment of laws, at the foreign federal and state levels, directed at containing or lowering the cost of healthcare, will continue into the future. We cannot predict the initiatives that may be adopted in the future. The continuing efforts of the government, insurance companies, managed care organizations and other payors of healthcare services to contain or reduce costs of healthcare or impose price controls may adversely affect:

 

   

the demand for our product candidates, if we obtain regulatory approval;

 

   

our ability to set a price that we believe is fair for our products;

 

   

our ability to obtain coverage and reimbursement approval for a product;

 

   

our ability to generate revenue and achieve or maintain profitability;

 

   

the level of taxes that we are required to pay; and

 

   

the availability of capital.

Any reduction in reimbursement from Medicare or other government programs may result in a similar reduction in payments from private payors, which may adversely affect our future profitability.

Regulation Outside the United States

In addition to regulations in the United States, we will be subject to a variety of regulations in other jurisdictions governing, among other things, clinical trials and any commercial sales and distribution of our products. The cost of establishing a regulatory compliance system for numerous varying jurisdictions can be very significant. Although many of the issues discussed above with respect to the United States apply similarly in the context of the EU and in other jurisdictions, the approval process varies between countries and jurisdictions and can involve additional product testing and additional administrative review periods. The time required to obtain approval in other countries and jurisdictions might differ from and be longer than that required to obtain FDA approval. Regulatory approval in one country or jurisdiction does not ensure regulatory approval in another, but a failure or delay in obtaining regulatory approval in one country or jurisdiction may negatively impact the regulatory process in others.

Whether or not we obtain FDA approval for a product, we must obtain the requisite approvals from regulatory authorities in foreign countries prior to the commencement of clinical trials or marketing of the product in those countries. Certain countries outside of the United States have a similar process that requires the submission of a clinical trial application much like the IND prior to the commencement of human clinical trials. In the EU, for example, a clinical trial authorization application (“CTA”), must be submitted for each clinical protocol to each country’s national health authority and an independent ethics committee, much like the FDA and IRB, respectively. Once the CTA is accepted in accordance with a country’s requirements, the clinical trial may proceed.

 

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The requirements and processes governing the conduct of clinical trials vary from country to country. In all cases, the clinical trials are conducted in accordance with GCP, the applicable regulatory requirements and the ethical principles that have their origin in the Declaration of Helsinki.

To obtain regulatory approval of an investigational medicinal product under EU regulatory systems, we must submit a marketing authorization application. The content of the application submitted in the United States is similar to that required in the EU, with the exception of, among other things, country-specific document requirements.

For other countries outside of the EU and the United States, such as countries in Eastern Europe, Latin America or Asia, the requirements governing product development, the conduct of clinical trials, manufacturing, distribution, marketing approval, product licensing, pricing and reimbursement vary from country to country.

Countries that are part of the EU, as well as countries outside of the EU, have their own governing bodies, requirements and processes with respect to the approval of drug products. If we fail to comply with applicable foreign regulatory requirements, we may be subject to, among other things, fines, suspension or withdrawal of regulatory approvals, product recalls, seizure of products, operating restrictions and criminal prosecution.

Additionally, to the extent that any of our product candidates, once approved, are sold in a foreign country, we may be subject to applicable post-marketing requirements, including safety surveillance, anti-fraud and abuse laws and implementation of corporate compliance programs and reporting of payments or other transfers of value to healthcare professionals.

Authorization Procedures in the EU

In the U.K. and the EEA (the 27 EU member states plus Iceland, Liechtenstein and Norway), medicinal products must be authorized for marketing by using either the centralized authorization procedure or national authorization procedures.

 

   

Centralized procedure—If pursuing marketing authorization of a product candidate for a therapeutic indication under the centralized procedure, following the opining of the EMA’s Committee for Medicinal Products for Human Use (“CHMP”), the European Commission issues a single marketing authorization valid across the EEA. The centralized procedure is compulsory for human medicines derived from biotechnology processes or advanced therapy medicinal products (such as gene therapy, somatic cell therapy and tissue engineered products), products that contain a new active substance indicated for the treatment of certain diseases, such as HIV/AIDS, cancer, neurodegenerative disorders, diabetes, autoimmune diseases and other immune dysfunctions, viral diseases and officially designated orphan medicines. For medicines that do not fall within these categories, an applicant has the option of submitting an application for a centralized marketing authorization to the EMA, as long as the medicine concerned contains a new active substance not yet authorized in the EEA, or is a significant therapeutic, scientific or technical innovation, or if its authorization would be in the interest of public health in the EEA. Under the centralized procedure, the maximum timeframe for the evaluation of a marketing authorization application (“MAA”), by the EMA is 210 days, excluding “clock stops,” when additional written or oral information is to be provided by the applicant in response to questions asked by the CHMP, and which can add materially to the timeframe. Accelerated assessment might be granted by the CHMP in exceptional cases, when a medicinal product is expected to be of a major public health interest, particularly from the point of view of therapeutic innovation. The timeframe for the evaluation of an MAA under the accelerated assessment procedure is 150 days, excluding clock stops.

 

   

National authorization procedures—There are also two other possible routes to authorize products for therapeutic indications in several countries, which are available for products that fall outside the scope of the centralized procedure:

 

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Decentralized procedure—Using the decentralized procedure, an applicant may apply for simultaneous authorization in more than one EU country of medicinal products that have not yet been authorized in any EU country and that do not fall within the mandatory scope of the centralized procedure.

 

   

Mutual recognition procedure—In the mutual recognition procedure, a medicine is first authorized in one EU member state, in accordance with the national procedures of that country. Following this, additional marketing authorizations can be sought from other EU countries in a procedure whereby the countries concerned recognize the validity of the original, national marketing authorization.

In the EEA, new products for therapeutic indications that are authorized for marketing (that is, reference products) qualify for eight years of data exclusivity and an additional two years of market exclusivity upon marketing authorization. The data exclusivity period prevents generic or biosimilar applicants from relying on the preclinical and clinical trial data contained in the dossier of the reference product when applying for a generic or biosimilar marketing authorization in the EU during a period of eight years from the date on which the reference product was first authorized in the EU. The market exclusivity period prevents a successful generic or biosimilar applicant from commercializing its product in the EU until ten years have elapsed from the initial authorization of the reference product in the EU. The ten-year market exclusivity period can be extended to a maximum of 11 years if, during the first eight years of those ten years, the marketing authorization holder obtains an authorization for one or more new therapeutic indications which, during the scientific evaluation prior to their authorization, are held to bring a significant clinical benefit in comparison with existing therapies.

The criteria for designating an “orphan medicinal product” in the EEA are similar in principle to those in the United States. In the EEA, a medicinal product may be designated as orphan if (1) it is intended for the diagnosis, prevention or treatment of a life-threatening or chronically debilitating condition; (2) either (a) such condition affects no more than five in 10,000 persons in the EU when the application is made or (b) the product, without the benefits derived from orphan status, would not generate sufficient return in the EU to justify investment; and (3) there exists no satisfactory method of diagnosis, prevention or treatment of such condition authorized for marketing in the EU, or if such a method exists, the product will be of significant benefit to those affected by the condition. Orphan medicinal products are eligible for financial incentives such as reduction of fees or fee waivers and are, upon grant of a marketing authorization, entitled to ten years of market exclusivity for the approved therapeutic indication. During this ten-year orphan market exclusivity period, no marketing authorization application shall be accepted, and no marketing authorization shall be granted for a similar medicinal product for the same indication. An orphan product can also obtain an additional two years of market exclusivity in the EU for pediatric studies.

The ten-year market exclusivity may be reduced to six years if, at the end of the fifth year, it is established that the product no longer meets the criteria for orphan designation, for example, if the product is sufficiently profitable not to justify maintenance of market exclusivity. Additionally, marketing authorization may be granted to a similar product for the same indication at any time if (i) the second applicant can establish that its product, although similar, is safer, more effective or otherwise clinically superior; (ii) the applicant consents to a second orphan medicinal product application; or (iii) the applicant cannot supply enough orphan medicinal product.

As in the United States, the various phases of non-clinical and clinical research in the EU are subject to significant regulatory controls.

The Clinical Trials Directive 2001/20/EC, the Directive 2005/28/EC on GCP and the related national implementing provisions of the individual EU member states govern the system for the approval of clinical trials in the EU. Under this system, an applicant must obtain prior approval from the competent national authority of the EU member states in which the clinical trial is to be conducted. Furthermore, the applicant may only start a clinical trial at a specific trial site after the competent ethics committee has issued a favorable opinion. The clinical trial application must be accompanied by, among other documents, an investigational medicinal product dossier (the Common Technical Document) with supporting information prescribed by Directive 2001/20/EC,

 

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Directive 2005/28/EC and, where relevant, the implementing national provisions of the individual EU member states and further detailed in applicable guidance documents.

In April 2014, the new Clinical Trials Regulation (EU) No 536/2014 or Clinical Trials Regulation, was adopted. It is expected that the Clinical Trials Regulation will apply following confirmation of full functionality of the Clinical Trials Information System, the centralized EU portal and database for clinical trials foreseen by the regulation, through an independent audit. The regulation becomes applicable six months after the European Commission publishes notice of this confirmation. The Clinical Trials Regulation will be directly applicable in all the EU member states, repealing the current Clinical Trials Directive 2001/20/EC. Conduct of all clinical trials performed in the EU will continue to be bound by currently applicable provisions until the Clinical Trials Regulation becomes applicable. The extent to which ongoing clinical trials will be governed by the Clinical Trials Regulation will depend on when the Clinical Trials Regulation becomes applicable and on the duration of the individual clinical trial. If a clinical trial continues for more than three years from the day on which the Clinical Trials Regulation becomes applicable, the Clinical Trials Regulation will at that time begin to apply to the clinical trial. The new Clinical Trials Regulation aims to simplify and streamline the approval of clinical trials in the EU.

The main characteristics of the regulation include (i) a streamlined application procedure via a single-entry point, the “EU portal,” a single set of documents to be prepared and submitted for the application as well as simplified reporting procedures for clinical trial sponsors; and (ii) a harmonized procedure for the assessment of applications for clinical trials, which is divided in two parts. Part I is jointly assessed by the competent authorities of all EU member states in which an application for authorization of a clinical trial has been submitted (member states concerned). Part II is assessed separately by each member state concerned. Strict deadlines have been established for the assessment of clinical trial applications. The role of the relevant ethics committees in the assessment procedure will continue to be governed by the national law of the concerned EU member state. However, overall related timelines will be defined by the Clinical Trials Regulation.

Should we utilize third-party distributors, compliance with such foreign governmental regulations would generally be the responsibility of such distributors, who may be independent contractors over whom we have limited control.

Coverage and Reimbursement

Successful commercialization of new drug products depends in part on the extent to which reimbursement for those drug products will be available from government health administration authorities, private health insurers and other organizations. In the United States, government authorities and third-party payors, such as private health insurers and health maintenance organizations, decide which drug products they will pay for and establish reimbursement levels. The availability and extent of reimbursement by governmental and private payors is essential for most patients to be able to afford a drug product. Sales of drug products depend substantially, both domestically and abroad, on the extent to which the costs of drugs products are paid for by health maintenance, managed care, pharmacy benefit and similar healthcare management organizations or reimbursed by government health administration authorities, private health coverage insurers and other third-party payors.

A primary trend in the U.S. healthcare industry and elsewhere is cost containment. Government authorities and third-party payors have attempted to control costs by limiting coverage and the amount of reimbursement for particular drug products. Third-party payors are increasingly challenging the price, examining the medical necessity and reviewing the cost-effectiveness of medical products, therapies and services, in addition to questioning their safety and efficacy. Obtaining reimbursement for our products may be particularly difficult because of the higher prices often associated with branded drugs and drugs administered under the supervision of a physician. We may need to conduct expensive pharmacoeconomic studies in order to demonstrate the medical necessity and cost-effectiveness of our products, in addition to the costs required to obtain FDA approvals. Our

 

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product candidates may not be considered medically necessary or cost-effective. Obtaining coverage and reimbursement approval of a product from a government or other third-party payor is a time-consuming and costly process that could require us to provide to each payor supporting scientific, clinical and cost-effectiveness data for the use of our product on a payor-by-payor basis, with no assurance that coverage and adequate reimbursement will be obtained. A payor’s decision to provide coverage for a product does not imply that an adequate reimbursement rate will be approved. Further, one payor’s determination to provide coverage for a product does not assure that other payors will also provide coverage for the product. Adequate third-party reimbursement may not be available to enable us to maintain price levels sufficient to realize an appropriate return on its investment in product development. If reimbursement is not available or is available only at limited levels, we may not be able to successfully commercialize any product candidate that we successfully develop.

In many countries, the prices of drug products are subject to varying price control mechanisms as part of national health systems. In general, the prices of drug products under such systems are substantially lower than in the United States. Other countries allow companies to fix their own prices for drug products, but monitor and control company profits. Accordingly, in markets outside the United States, the reimbursement for drug products may be reduced compared with the United States.

In the United States, the principal decisions about reimbursement for new drug products are typically made by CMS, an agency within HHS. CMS decides whether and to what extent a new drug product will be covered and reimbursed under Medicare, and private payors tend to follow CMS to a substantial degree. However, no uniform policy of coverage and reimbursement for drug products exists among third-party payors and coverage and reimbursement levels for drug products can differ significantly from payor to payor. Coverage and reimbursement by a third-party payor may depend upon a number of factors, including the third-party payor’s determination that use of a drug product is:

 

   

a covered benefit under its health plan;

 

   

safe, effective and medically necessary;

 

   

appropriate for the specific patient;

 

   

cost-effective; and

 

   

neither experimental nor investigational.

It is uncertain whether coverage or reimbursement will be available for any product that we commercialize and, if coverage and reimbursement are available, what the level of reimbursement will be. Coverage may also be more limited than the purposes for which the product is approved by the FDA or comparable foreign regulatory authorities. Reimbursement may impact the demand for, or the price of, any product for which we obtain regulatory approval.

These laws and future state and federal healthcare reform measures may be adopted in the future, any of which may result in additional reductions in Medicare and other healthcare funding and otherwise affect the prices we may obtain for any product candidates for which we may obtain regulatory approval or the frequency with which any such product candidate is prescribed or used.

Outside of the United States, the pricing of pharmaceutical products and medical devices is subject to governmental control in many countries. For example, in the EU, pricing and reimbursement schemes vary widely from country to country. Some countries provide that products may be marketed only after a reimbursement price has been agreed. Some countries may require the completion of additional studies that compare the cost effectiveness of a particular therapy to currently available therapies or so-called health technology assessments, in order to obtain reimbursement or pricing approval. Other countries may allow companies to fix their own prices for products, but monitor and control product volumes and issue guidance to physicians to limit prescriptions. Efforts to control prices and utilization of pharmaceutical products and medical devices will likely continue as countries attempt to manage healthcare expenditures.

 

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Data Privacy and Security

In the ordinary course of business, we collect, receive, generate, make accessible, protect, secure, dispose, transmit, store, use, disclose, transfer, maintain and otherwise process sensitive information, including personal data. Accordingly, we are, or may become, subject to various foreign, federal, state and local laws, rules, regulations, guidance, industry standards, external and internal privacy and security policies, contractual requirements and other obligations related to data privacy and security.

These data privacy and security obligations are evolving and may impose potentially conflicting obligations. Such obligations may include, without limitation, federal health information privacy laws, state information security and data breach notification laws, state health information privacy laws and federal and state consumer protection laws (for example, the Federal Trade Commission Act). In addition, in the past few years, numerous U.S. states have enacted comprehensive privacy laws, rules and regulations that impose certain obligations on covered businesses (including providing specific disclosures in privacy notices and affording individuals with certain rights concerning their personal data) and similar laws are being considered in several other states, as well as at the federal level. While certain of these laws do or may exempt some data processed in the context of clinical trials, these developments may further complicate compliance efforts and are examples of the increasingly stringent and evolving regulatory frameworks related to personal data processing, as more fully discussed in the section titled “Risk Factors” included elsewhere in this prospectus.

Additionally, to the extent we collect personal data from individuals outside of the United States, through clinical trials or otherwise, we are, or may become, subject to foreign data privacy and security laws, such as Australia’s Privacy Act, New Zealand’s Privacy Act, Canada’s Privacy Act, Japan’s Act on the Protection of Personal Information and the European Union’s General Data Protection Regulation. Such foreign data privacy and security laws impose significant and complex compliance obligations on entities that are subject to those laws, as more fully discussed in the section titled “Risk Factors” included elsewhere in this prospectus.

In the United States, numerous federal and state laws and regulations, including state data breach notification laws, state health information privacy laws and federal and state consumer protection laws, govern the collection, use, disclosure and protection of health-related and other personal information. For example, in June 2018, the State of California enacted the California Consumer Privacy Act of 2018 (“CCPA”), which came into effect on January 1, 2020 and provides new data privacy rights for consumers and new operational requirements for companies, which may increase our compliance costs and potential liability. The CCPA gives California residents expanded rights to access and delete their personal information, opt out of certain personal information sharing and receive detailed information about how their personal information is used. The CCPA provides for civil penalties for violations, as well as a private right of action for data breaches that is expected to increase data breach litigation. While there is currently an exception for protected health information that is subject to HIPAA and clinical trial regulations, as currently written, the CCPA may impact certain of our business activities. The CCPA could mark the beginning of a trend toward more stringent state privacy legislation in the United States, which could increase our potential liability and adversely affect our business.

In December, 2024, the U.S. Department of Justice finalized a rule that prohibits or restricts certain types of transactions that could lead to foreign access to bulk U.S. personal data. This regulation could restrict our ability to submit clinical trial data to ex-U.S. regulators; failure to comply with the regulation could lead to civil or criminal enforcement.

In the event we decide to conduct clinical trials or continue to enroll subjects in our ongoing or future clinical trials, we may be subject to additional privacy restrictions. The collection, use, storage, disclosure, transfer or other processing of personal data regarding individuals in the EEA, including personal health data, is subject to the European Union’s General Data Protection Regulation (“EU GDPR”), the United Kingdom’s GDPR (“UK GDPR”) (collectively, “GDPR”), which became effective on May 25, 2018. The GDPR is wide-ranging in scope and imposes numerous requirements on companies that process personal data, including

 

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requirements relating to processing health and other sensitive data, obtaining consent of the individuals to whom the personal data relates, providing information to individuals regarding data processing activities, implementing safeguards to protect the security and confidentiality of personal data, providing notification of data breaches and taking certain measures when engaging third-party processors. The GDPR also imposes strict rules on the transfer of personal data to countries outside the EEA, including the United States, and permits data protection authorities to impose large penalties for violations of the GDPR, including potential fines of up to €20 million or 4% of annual global revenues, whichever is greater. The GDPR also confers a private right of action on data subjects and consumer associations to lodge complaints with supervisory authorities, seek judicial remedies and obtain compensation for damages resulting from violations of the GDPR. In addition, the GDPR includes restrictions on cross-border data transfers. The GDPR may increase our responsibility and liability in relation to personal data that we process where such processing is subject to the GDPR, and we may be required to put in place additional mechanisms to ensure compliance with the GDPR, including as implemented by individual countries. Compliance with the GDPR will be a rigorous and time-intensive process that may increase our cost of doing business or require us to change our business practices, and despite those efforts, there is a risk that we may be subject to fines and penalties, litigation and reputational harm in connection with our European activities. Further, the U.K.’s decision to leave the EU, often referred to as Brexit, has created uncertainty with regard to data protection regulation in the U.K. In particular, it is unclear how data transfers to and from the U.K. will be regulated now that the U.K. has left the EU.

Employees

As of July 31, 2025, we had 45 full-time employees, who together hold 19 Ph.D. or M.D. degrees and 24 of whom are engaged in research and development activities. None of our employees are represented by labor unions or covered by collective bargaining agreements. We consider our relationship with our employees to be good.

Our human capital resources objectives include, as applicable, identifying, recruiting, retaining, incentivizing and integrating our existing and new employees, advisors and consultants. The principal purposes of our equity incentive plans are to attract, retain and reward personnel through the granting of equity-based compensation awards in order to increase stockholder value and the success of our company by motivating such individuals to perform to the best of their abilities and achieve our objectives.

Facilities

We lease a facility containing 10,665 square feet of laboratory and office space, which is located in Palo Alto, California. The lease expired in July 2025 and has been extended until December 2025. In June 2025, we entered into a new lease agreement for our Palo Alto facility, which will include approximately 32,016 square feet and is expected to commence in January 2026 and expire in April 2031. We also lease offices in New York. We believe that our current facilities are sufficient to meet our current and near-term needs and that, should it be needed, suitable additional space will be available.

Legal Proceedings

From time to time, we may become involved in or be subject to legal proceedings, claims and litigation arising from the ordinary course of business. We are not currently a party to any litigation or legal proceedings that, in the opinion of our management, are probable to have a material adverse effect on our business. Regardless of outcome, litigation can have an adverse impact on our business, financial condition, results of operations and prospects because of defense and settlement costs, diversion of management resources and other factors.

 

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MANAGEMENT

Executive Officers and Directors

The following table sets forth certain information about our executive officers and directors, including their ages, as of June 30, 2025.

 

Name

  

Age

    

Position(s)

Executive Officers:

     

Luis Peña(3)

     63     

President & Chief Executive Officer and Director

Kyle Carver, M.B.A., C.P.A.

     38     

Chief Financial Officer

Eugene A. Bauer, M.D.(4)

     83     

Chief Medical Officer and Director

Gregory S. Moss, Esq.

     42     

Chief Business and Legal Officer, Corporate Secretary and Chief Compliance Officer

Jeegar Patel, Ph.D.

     48     

Chief Scientific Officer

Janice Drew, M.P.H.

     63     

Executive Vice President, Operations

Non-Employee Directors:

     

Benjamin F. McGraw, III,
Pharma. D.(1)(2)(3)(4)

    


76

    


Director, Chairman of the Board

Francois Beaubien, Ph.D., C.F.A.(5)

     42     

Director

David E. Cohen, M.D., M.P.H.(2)(3)(4)

     60     

Director

Derek DiRocco, Ph.D.(1)(4)

     45     

Director

Rob Hopfner, R.Ph., Ph.D.(2)(4)

     52     

Director

Felice Verduyn-van Weegen(3)(4)

     38     

Director

Yuexin Yu(5)

     36     

Director

Arthur Kirsch(1)(2)(6)

     73     

Director Nominee

 
(1)

Member of the Audit Committee

(2)

Member of the Compensation Committee

(3)

Member of the Nominating and Corporate Governance Committee

(4)

Member of the Science and Technology Committee

(5)

Dr. Beaubien and Mr. Yu will resign from our board of directors effective immediately prior to the effectiveness of the registration statement of which this prospectus forms a part.

(6)

Mr. Kirsch has been appointed as a member of our board of directors effective immediately prior to the effectiveness of the registration statement of which this prospectus forms a part.

Executive Officers

Luis Peña has served as our President and Chief Executive Officer and as a member of our board of directors since inception in April 2020. Prior to joining us, Mr. Peña co-founded Dermira and served as its Chief Development Officer, where he headed the R&D group from inception through to Dermira’s 2020 sale to Eli Lilly & Company (“Lilly”) for $1.1 billion. Before Dermira, Mr. Peña served as Vice President, Head of Global Prescription Development, at Stiefel, a GSK company, and was Senior Vice President, Portfolio Planning and Management, at Stiefel Laboratories Inc. prior to its acquisition by GSK plc. He also held leadership roles in portfolio management and product development at Connetics and Theravance, as well as various leadership positions in manufacturing and research and development at Genentech. Mr. Peña holds a B.S. in biochemistry

 

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from San Francisco State University. We believe Mr. Peña is qualified to serve on our board of directors because of his extensive experience in executive leadership and drug development roles in the biopharmaceutical industry.

Kyle Carver, M.B.A., C.P.A. has served as our Chief Financial Officer since March 2022. Prior to joining us, Mr. Carver served as Chief Accounting Officer at Kadmon Holdings, Inc., a Sanofi Company (“Kadmon”), where he oversaw all aspects of financial and accounting operations, including Kadmon’s transition to a public company in its 2016 initial public offering through the approval and commercialization of Rezurock (belumosudil) in 2021. Mr. Carver drove significant improvement in accounting operations and internal controls, helped raise more than $500 million through follow-on and convertible note offerings and contributed to deal-making activities, including the acquisition of Kadmon by Sanofi for $1.9 billion in November 2021. Prior to Kadmon, Mr. Carver held a senior role at KPMG, serving a broad base of life sciences clients. Mr. Carver earned an M.B.A. from the Stern School of Business at New York University and a B.S. in accounting from Villanova University. Mr. Carver is a Certified Public Accountant.

Eugene A. Bauer, M.D. has served as our Chief Medical Officer and as a member of our board of directors since inception in April 2020. Prior to joining us, Dr. Bauer was Founder, Chief Medical Officer and a member of the board of directors of Dermira from 2010 to 2020. Prior to Dermira, Dr. Bauer was President and Chief Medical Officer of Peplin, a position he held from 2008 through 2009 when Peplin was acquired by LEO Pharma. Peplin focused on an innovative product (Picato) that was approved by the FDA for use in the treatment of actinic keratosis. Prior to Peplin, he was CEO of Neosil, a development stage dermatology pharmaceutical company acquired by Peplin in 2008. Dr. Bauer is Professor Emeritus in the School of Medicine at Stanford University and past Vice President for the Medical Affairs (1997-2001) and Dean of the School of Medicine (1995-2001) of Stanford University. Dr. Bauer received his M.D. from Northwestern University. We believe Dr. Bauer is qualified to serve on our board of directors because of his extensive experience managing biopharmaceutical and life science companies and his vast medical background.

Gregory S. Moss, Esq. has served as our Chief Business and Legal Officer, Corporate Secretary and Chief Compliance Officer since June 2022. Prior to joining us, Mr. Moss served as Executive Vice President, General Counsel and Corporate Secretary, Chief Compliance Officer at Kadmon, where he led legal, compliance and business development operations, culminating in Kadmon’s successful $1.9 billion acquisition in 2021. Prior to joining Kadmon in 2012, Mr. Moss served as a solicitor in the corporate risk department of a large Australian law firm and as an associate at a boutique law firm and hedge fund in New York, where he focused on complex litigation and event-driven outcomes. Mr. Moss has been serving on the board of Anteris Technologies Global Corp. since June 2025, and currently serves on the board of Vitls, Inc. Mr. Moss earned a B.A. and an L.L.B. from Macquarie University, Australia, and is a member of the Bar Associations of New York, and New South Wales, Australia, with admissions before the Supreme Court of the United States of America; Southern District of New York; Supreme Court of New South Wales, Australia; and High Court of Australia.

Jeegar Patel, Ph.D. has served as our Chief Scientific Officer since October 2022. Prior to joining us, Dr. Patel served as Senior Vice President, Research and Nonclinical Development at Kadmon, where he led the research and development organization with a therapeutic focus in fibrosis, immunology and immuno-oncology. He has directly contributed to multiple IND and NDA filings across therapeutic areas, including the development and approval of Rezurock. The FDA approval of Rezurock in July 2021 led to Sanofi’s $1.9 billion acquisition of Kadmon in late 2021, with Dr. Patel leading Kadmon’s R&D activity integration into Sanofi. Prior to joining Kadmon in 2014, Dr. Patel was a Nonclinical Development Project Leader at ImClone Systems (acquired by Lilly in 2008) and led nonclinical development activities resulting in the approval of Cyramza (aVEGFR2 Mab), Portrazza (aEGFR Mab) and Lartruvo (aPDGFb Mab). Dr. Patel began his career as a Nonclinical Development Project Toxicologist at Abbott Laboratories and Hoechst Marion Roussel. Dr. Patel received his B.S. in pharmacology and toxicology from the University of the Sciences in Philadelphia and his Ph.D. in pharmacology and physiology from Drexel University College of Medicine.

 

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Janice Drew, M.P.H. has served as our Executive Vice President, Operations since July 2020. Prior to joining us, Ms. Drew served as Senior Vice President, Portfolio Planning and Management at Dermira where she supported clinical strategy, clinical program development and protocol development for topical and biologic products targeting acne, rosacea, psoriasis, hyperhidrosis and atopic dermatitis. While at Dermira, Ms. Drew supported Phase 3 development and the BLA for Cimziane for plaque psoriasis, the NDA for Qbrexza for axillary hyperhidrosis and the global Phase 3 program for lebrikizumab for atopic dermatitis. Ms. Drew has had direct responsibility for five NDAs/BLAs, multiple INDs and end-of-Phase 2 and pre-NDA/BLA meetings, including oversight for four global clinical development programs. Prior to joining Dermira in 2011, Ms. Drew was at Peplin, where she led the Phase 3 program, NDA and global regulatory submissions for Picato, a topical treatment for actinic keratosis. Prior to Peplin, Ms. Drew worked at Allergan, building the Phase 3 development team for Botox® for the treatment of neurogenic and idiopathic overactive bladder. Ms. Drew also spent eight years at Roche in Palo Alto, California and Basel, Switzerland, leading the global clinical operations team working on CellCept® and Zenapax®, both indicated for solid organ transplantation. Ms. Drew received her B.S. from the University of California, Irvine, and a M.P.H. from California State University, Fullerton.

Non-Employee Directors

Benjamin F. McGraw, III, Pharma. D. has served as Chairman of our board of directors since October 2020. Dr. McGraw is the Executive Chairman of Perfuse Therapeutics, a clinical-stage biopharmaceutical company committed to reducing the incidence of blindness. He is also a director at TheraVida, a private pharmaceutical company focused on therapies for dermatologic diseases. Dr. McGraw has served as Executive Chairman of Auration Biotech, a private biotechnology company focused on a regenerative protein and other therapies for ear, nose and throat diseases since 2014. Dr. McGraw is the Lead Independent Director for the board of directors of Aerie Pharmaceuticals, a public pharmaceutical company focused on new treatments for glaucoma and other diseases of the front and back of the eye. He is also Executive Chairman of Trefoil Therapeutics, a private biopharmaceutical company focused on developing an engineered protein as a regenerative treatment for corneal endothelial dystrophies and epithelial disorders. Previously, Dr. McGraw served as the Managing Member of Long Shadows Asset Management, LLC, an investment advisory company; Chairman, President and CEO of Valentis, a public gene therapy company; Vice President of Corporate Development at Allergan, a public pharmaceutical company; and Vice President of Development at Marion Laboratories and Marion Merrell Dow, both public pharmaceutical companies. Dr. McGraw received his B.S. and his Pharm.D. from the University of Tennessee Health Science Center, where he also completed a clinical practice residency. We believe Dr. McGraw is qualified to serve on our board of directors because of his distinguished scientific background, experience in leadership roles in the biopharmaceutical industry as well as his service on the boards of directors of numerous companies.

François Beaubien, Ph.D., C.F.A. has served as a member of our board of directors since October 2024. Dr. Beaubien joined Sectoral Asset Management in 2014 and now serves as a Partner on the New Emerging Medical Opportunities team. He is primarily responsible for managing deal flow and conducting in depth due diligence on private biotech companies. Dr. Beaubien is a director on the board of directors of Apnimed. Dr. Beaubien graduated in 2012 from McGill University with a Ph.D. in Neuroscience and in 2013 from the University of British Columbia in Vancouver with an M.B.A. He obtained his C.F.A. charter in 2018. We believe Dr. Beaubien is qualified to serve on our board of directors because of his extensive experience and expertise in operations management and leadership at various venture capital firms.

David E. Cohen, M.D., M.P.H. has served as a member of our board of directors since May 2020. Dr. Cohen has held various positions at the New York University School of Medicine since 1994, including Charles C. and Dorothea E. Harris Professor of Dermatology, Vice Chairman of Clinical Affairs, Chief of Allergy and Contact Dermatitis and Director of Occupational and Environmental Dermatology. He has served as a Lecturer of Environmental Sciences at the Columbia University School of Public Health. He has been an Attending Physician at the Ronald O. Perelman Department of Dermatology at the Tisch Hospital at New York University Medical Center and Bellevue Hospital Center. Dr. Cohen has served as a clinical consultant to

 

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numerous companies and on the boards and committees of many professional organizations, including President of the American Dermatological Association, American Contact Dermatitis Society, Dermatology Section of the New York Academy of Medicine. He is also a founding board member of the American Acne and Rosacea Society and served on several committees of the American Academy of Dermatology and the American College of Allergy, Asthma and Immunology. He is also a member of the editorial board of the Journal of Drugs in Dermatology and the editorial advisory boards of Dermatitis and Skin and Allergy News. He also served on the boards of directors of Timber, Connetics, Vyteris, Kadmon and Dermira. Dr. Cohen earned a B.S. in biomedical science from the City University of New York, an M.D. from Stony Brook School of Medicine at SUNY and an M.P.H. in environmental science from Columbia University School of Public Health. We believe Dr. Cohen is qualified to serve on our board of directors because of his education and experience in the life sciences and dermatology fields, as well as his service on the boards of directors of numerous companies.

Derek DiRocco, Ph.D. has served as a member of our board of directors since October 2024. Dr. DiRocco has been a partner at RA Capital Management since December 2020. Dr. DiRocco works on both public and private investments and serves as a board director for 89Bio, Mineralys, Werewolf Therapeutics, Acrivon Therapeutics, Rivus Pharmaceuticals, Forward Therapeutics and Sera Medicines. Dr. DiRocco joined RA Capital Management in July 2013 and initially covered solid tumor oncology landscapes, later broadening coverage to multiple therapeutic areas. Dr. DiRocco holds a B.A. in Biology from Holy Cross College and a Ph.D. in Pharmacology from the University of Washington. He conducted his postdoctoral research at Brigham and Women’s Hospital/Harvard Medical School, where he researched signaling pathways responsible for chronic and acute kidney disease, as well as cellular mechanisms underlying fibrotic disease. We believe Dr. DiRocco is qualified to serve on our board of directors because of his education and experience in the life sciences industry, venture capital experience, as well as his service on the boards of directors of numerous companies.

Rob Hopfner, R.Ph., Ph.D. has served as a member of our board of directors since July 2020. Dr. Hopfner has been a Managing Partner at Pivotal bioVenture Partners since October 2017, where he focuses on drug discovery and development investments. Dr. Hopfner has a long track record of working successfully with entrepreneurs to progress novel, important medicines through development and onto the market. Prior to joining Pivotal in 2017, Dr. Hopfner was previously a Managing Director at Bay City Capital and prior to that worked in business development and investment roles at DuPont Pharmaceuticals and at Ag-West Biotech. Dr. Hopfner holds a Ph.D. in pharmacology from the University of Saskatchewan and an M.B.A. from the University of Chicago Booth School of Business. Dr. Hopfner completed his postdoctoral work at Harvard Medical School and started his career as a pharmacist. We believe Dr. Hopfner is qualified to serve on our board of directors because of his education and experience in drug development and venture capital experience.

Felice Verduyn-van Weegen has served as a member of our board of directors since September 2021. Ms. Weegen currently serves as a Partner at EQT. Ms. Weegen worked for LSP from 2015 until March 2022, when LSP joined forces with EQT and became EQT Life Sciences. Prior to joining LSP, Ms. Weegen worked as a Consultant at McKinsey & Company in Amsterdam. Prior to working at McKinsey, Ms. Weegen was a Neuroscientist and Statistical Geneticist, working with the prestigious Complex-Traits Genetics Group at the Broad Institute and Harvard Medical School in Cambridge, Massachusetts. Ms. Weegen holds an M.S. (cum laude) in neuroscience from Vrije Universiteit Amsterdam and an M.B.A. (with distinction) from Columbia Business School in New York. We believe Ms. Weegen is qualified to serve on our board of directors because of her education and experience in the life sciences industry and venture capital experience.

Yuexin Yu has served as a member of our board of directors since July 2024. Mr. Yu is a Director at Andera Partners. Mr. Yu has been involved in life sciences portfolio companies including Amolyt (acquired by AZ), ReViral (acquired by Pfizer), LogicBio (acquired by Alexion), Mineralys (MLYS), Artios, Tubulis, TargED and JenaValve. Before joining Andera in 2021, Mr. Yu worked at 3H Health Investment from 2016 until 2021, where he led investments in InnoCare (HK.9969, SH.688428), KeyMed (HK.2162), RareStone and EdiGen, and participated in investments in CanSino (HK.6185), HeMo Bioengineering and Imperative Care. Prior to that, Mr. Yu was in the life cycle management team of Remicade and Keytruda at Merck. Mr. Yu started his career as

 

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a venture analyst at Mérieux Développement. Mr. Yu received a B.Sc. in Pharmacy at Shanghai Jiao Tong University and an M.Sc. in Management at HEC Paris. We believe Mr. Yu is qualified to serve on our board of directors because of his significant industry experience as an investor in the biopharmaceutical industry and educational background.

Non-Employee Director Nominee

Arthur Kirsch has been appointed as a member of our board of directors effective immediately prior to the effectiveness of the registration statement of which this prospectus forms a part. Mr. Kirsch currently serves as a board member of Liquidia Corporation. Mr. Kirsch has served as a director on the board of a private company, Anavasi Diagnostics, since August 2022, and has served as a director on the board and as a member of the audit, nominating and governance committees for Atea Pharmaceuticals, Inc. (Nasdaq: AVIR) since February 2025. Mr. Kirsch previously served as a director of POZEN Inc. (Nasdaq: POZN) from May 2004 until May 2015, as a director of Aralez Pharmaceuticals, Inc. (Nasdaq: ARLZ) from February 2016 until May 2019, as a director of Kadmon Corporation (NYSE: KDMN) from May 2019 to November 2021 and as a director of Immunomedics, Inc. (Nasdaq: IMMU) from August 2015 until October 2016. Mr. Kirsch has served as a consultant at Alvarez & Marsal since 2019. From June 2005 until June 2019, Mr. Kirsch served as a managing director and senior advisor for GCA Global, LLC, a global investment banking firm. From May 1994 to May 2004, he served as executive vice president, head of research at Vector Securities, LLC, a brokerage firm. From February 1990 to May 1993, Mr. Kirsch served as president of Natwest Securities Limited, a brokerage firm. From June 1979 to February 1990, Mr. Kirsch worked at Drexel Burnham Lambert, Inc., an investment banking firm, where he held the position of executive vice president, head of equity division. Mr. Kirsch graduated from the University of Rhode Island with a Bachelor of Science and also holds a Master of Business Administration from Baruch College. We believe Mr. Kirsch is qualified to serve on our board of directors because of his business and financial expertise and his experience serving on the boards of directors of several public pharmaceutical and life sciences companies.

Family Relationships

There are no family relationships among any of our executive officers or directors.

Composition of Our Board of Directors

The authorized number of our board of directors is set at nine and currently consists of nine members with no vacancy. Each of the members of our board of directors serves pursuant to the board composition provisions of our certificate of incorporation and agreements with our stockholders. These board composition provisions will terminate upon the completion of this offering. Upon the termination of these provisions, there will be no further contractual obligations regarding the election of our directors. Our nominating and corporate governance committee and our board of directors may consider a broad range of factors relating to the qualifications and background of nominees. Our nominating and corporate governance committee’s and our board of directors’ priority in selecting board members is to identify persons who will further the interests of our stockholders through his or her established record of professional accomplishments, the ability to contribute positively to the collaborative culture among board members, knowledge of our business, understanding of the competitive landscape, diversity of background and perspective and professional and personal experiences and expertise relevant to our growth strategy. Our directors hold office until their successors have been elected and qualified or until the earlier of their resignation or removal. Our amended and restated certificate of incorporation and amended and restated bylaws that will become effective immediately prior to the closing of this offering also provide that our directors may be removed only for cause by the affirmative vote of the holders of at least a majority of the votes that all our stockholders would be entitled to cast in an annual election of directors and that any vacancy on our board of directors, including a vacancy resulting from an enlargement of our board of directors, may be filled only by vote of a majority of our directors then in office.

 

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Director Independence

We have applied to list our common stock on the NYSE. Applicable NYSE rules require a majority of a listed company’s board of directors consist of independent directors within one year of listing. In addition, the NYSE rules require that (i) on the date of the initial listing, at least one member of each of a listed company’s audit, compensation and nominating and corporate governance committees be independent, (ii) within 90 days of the date of the initial listing, a majority of the members of such committees be independent and (iii) within one year of the date of the initial listing, all the members of such committees be independent. Audit committee members must also satisfy the independence criteria set forth in Rule 10A-3 under the Exchange Act. Under applicable NYSE rules, a director will only qualify as an “independent director” if, in the opinion of the listed company’s board of directors, that person does not have a relationship that would interfere with the exercise of independent judgment in carrying out the responsibilities of a director.

In order to be considered independent for purposes of Rule 10A-3, a member of an audit committee of a listed company may not, other than in his or her capacity as a member of the audit committee, the board of directors or any other board committee, accept, directly or indirectly, any consulting, advisory or other compensatory fee from the listed company or any of its subsidiaries or otherwise be an affiliated person of the listed company or any of its subsidiaries.

Our board of directors has determined that a majority of the members of the board of directors will be, upon completion of this offering, independent directors, including for purposes of the rules of the NYSE and the SEC. In making such independence determination, our board of directors considered the relationships that each non-employee director has with us and all other facts and circumstances that our board of directors deemed relevant in determining his or her independence, including the beneficial ownership of our capital stock by each non-employee director. In considering the independence of the directors listed above, our board of directors considered the association of our directors with the holders of more than 5% of our common stock. Upon the closing of this offering, we expect that the composition and function of our board of directors and each of our committees will comply with all applicable requirements of the NYSE and the rules and regulations of the SEC.

Staggered Board

In accordance with the terms of our amended and restated certificate of incorporation and amended and restated bylaws that will become effective immediately prior to the closing of this offering, our board of directors will be divided into three staggered classes of directors and each will be assigned to one of the three classes. At each annual meeting of the stockholders, a class of directors will be elected for a three-year term to succeed the directors of the same class whose terms are then expiring. The terms of the directors will expire upon the election and qualification of successor directors at the annual meeting of stockholders to be held during the years 2026 for Class I directors, 2027 for Class II directors and 2028 for Class III directors.

 

   

Our Class I directors will be Luis Peña and Eugene A. Bauer, M.D.;

 

   

Our Class II directors will be Rob Hopfner, R.Ph., Ph.D., Derek DiRocco, Ph.D. and Felice Verduyn-van Weegen; and

 

   

Our Class III directors will be Benjamin F. McGraw, III, Pharma. D., David E. Cohen, M.D., M.P.H. and Arthur Kirsch

Our amended and restated certificate of incorporation and amended and restated bylaws that will become effective immediately prior to the closing of this offering will provide that the number of directors shall be fixed from time to time by a resolution of the majority of our board of directors.

The division of our board of directors into three classes with staggered three-year terms may delay or prevent stockholder efforts to effect a change of our board of directors or a change in control.

 

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Board Leadership Structure and Board’s Role in Risk Oversight

The roles of lead director or chairman and the chief executive officer (“CEO”) are separated. Benjamin F. McGraw, III, Pharma. D. is our current chairman of the board of directors and Luis Peña is our current CEO. We plan to keep these roles separated following the closing of this offering. We believe that separating these positions allows our CEO to focus on setting our overall strategic direction, expanding the organization to deliver on our strategy and overseeing our day-to-day business, while allowing a lead director of the board to lead the board of directors in its fundamental role of providing strategic advice. Our board of directors recognizes the time, effort and energy that the CEO is required to devote to his position in the current business environment, as well as the commitment required to serve as our chairman, particularly as the board of directors’ oversight responsibilities continue to grow. While our amended and restated bylaws and corporate governance guidelines do not require that our lead director and CEO positions be separate, our board of directors believes that having separate positions is the appropriate leadership structure for us at this time and demonstrates our commitment to good corporate governance.

Risk is inherent with every business, and how well a business manages risk can ultimately determine its success. We face a number of risks, including risks relating to our financial condition, development and commercialization activities, operations, strategic direction and intellectual property as more fully discussed in the section entitled “Risk Factors” appearing elsewhere in this prospectus. Management is responsible for the day-to-day management of risks we face, while our board of directors, as a whole and through its committees, has responsibility for the oversight of risk management. In its risk oversight role, our board of directors has the responsibility to satisfy itself that the risk management processes designed and implemented by management are adequate and functioning as designed.

The role of the board of directors in overseeing the management of our risks is conducted through our board of directors, including through its committees, as disclosed in the descriptions of each of the committees below and in the charters of each of the committees. The full board of directors (or the appropriate board committee in the case of risks that are under the purview of a particular committee) discusses with management our major risk exposures, their potential impact on us and the steps we take to manage them. When a board committee is responsible for evaluating and overseeing the management of a particular risk or risks, the chairperson of the relevant committee reports on the discussion to the full board of directors during the committee reports portion of the next board meeting. This enables the board of directors and its committees to coordinate the risk oversight role, particularly with respect to risk interrelationships.

Committees of Our Board of Directors

Our board of directors has established an audit committee, a compensation committee and a nominating and corporate governance committee, each of which will operate pursuant to a charter adopted by our board of directors and will be effective upon the effectiveness of the registration statement of which this prospectus is a part. Upon the effectiveness of the registration statement of which this prospectus is a part, the composition and functioning of all of our committees will comply with all applicable requirements of the Sarbanes-Oxley Act and with NYSE and SEC rules and regulations. Upon our listing on the NYSE, each committee’s charter will be posted on the investor relations section of our website, which is located at www.evommune.com. The inclusion of our website address in this prospectus does not incorporate by reference the information on or accessible through our website into this prospectus.

Audit Committee

Effective upon the effectiveness of the registration statement of which this prospectus is a part, Dr. McGraw, Dr. DiRocco and Mr. Kirsch will serve on the audit committee, which will be chaired by Mr. Kirsch. Our board of directors has determined that each of Dr. McGraw, Dr. DiRocco and Mr. Kirsch are “independent” for audit committee purposes as that term is defined in the rules of the SEC and the applicable NYSE rules and each has sufficient knowledge in financial and auditing matters to serve on the audit committee.

 

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Our board of directors has designated each of Dr. McGraw and Mr. Kirsch as an “audit committee financial expert,” as defined under the applicable NYSE rules. The audit committee’s responsibilities include:

 

   

appointing, approving the compensation of and assessing the independence of our independent registered public accounting firm;

 

   

pre-approving auditing and permissible non-audit services and the terms of such services, to be provided by our independent registered public accounting firm;

 

   

reviewing and discussing with management and our independent registered public accounting firm our annual and quarterly financial statements and related disclosures as well as critical accounting policies and practices used by us;

 

   

coordinating the oversight and reviewing the adequacy of our internal control over financial reporting;

 

   

establishing policies and procedures for the receipt and retention of accounting-related complaints and concerns;

 

   

recommending based upon the audit committee’s review and discussions with management and our independent registered public accounting firm whether our audited financial statements shall be included in our Annual Report on Form 10-K;

 

   

monitoring the integrity of our financial statements and our compliance with legal and regulatory requirements as they relate to our financial statements and accounting matters;

 

   

preparing the audit committee report required by SEC rules to be included in our annual proxy statement;

 

   

reviewing material related person transactions for potential conflict of interest situations and approving such transactions; and

 

   

at least annually, reviewing and reassessing the adequacy of the audit committee charter and recommending to the board of directors any amendments or modifications to the charter that the audit committee deems appropriate.

Compensation Committee

Effective upon the effectiveness of the registration statement of which this prospectus is a part, Dr. Cohen, Dr. McGraw, Dr. Hopfner and Mr. Kirsch will serve on the compensation committee, which will be chaired by Dr. McGraw. Our board of directors has determined that each member of the compensation committee is “independent” as defined in the applicable NYSE rules. Each of the members of this committee is also a “nonemployee director” as that term is defined under Rule 16b-3 of the Exchange Act and an “outside director” as that term is defined in Treasury Regulation Section 1.162-27(3). The compensation committee’s responsibilities include:

 

   

reviewing on a periodic basis the operation of our executive compensation programs to determine whether they remain supportive of our business objectives;

 

   

reviewing the performance of our CEO and approving the compensation of our CEO;

 

   

reviewing the performance of our other executive officers and approving or recommending to the board of directors the compensation of our other executive officers;

 

   

overseeing and administering our compensation and similar plans;

 

   

reviewing and approving structures and guidelines for various incentive compensation and benefit plans;

 

   

approving and recommending to the board of directors the compensation of our outside directors;

 

   

preparing the compensation committee report required by SEC rules, if and when required, to be included in our annual proxy statement;

 

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reviewing and approving the retention, termination or compensation of any consulting firm or outside advisor to assist in the evaluation of compensation matters; and

 

   

at least annually, reviewing and reassessing the adequacy of the compensation committee charter and recommending to the board of directors any amendments or modifications to the charter that the compensation committee deems appropriate.

Nominating and Corporate Governance Committee

Effective upon the effectiveness of the registration statement of which this prospectus is a part, Dr. McGraw, Dr. Cohen, Ms. Weegen and Mr. Peña will serve on the nominating and corporate governance committee, which will be chaired by Dr. Cohen. Our board of directors has determined that each member of the nominating and corporate governance committee, other than Mr. Peña, is “independent” as defined in the applicable NYSE rules and all applicable laws. Mr. Peña, by virtue of his position as our Chief Executive Officer, is not independent under applicable rules and regulations of the SEC and the NYSE listing rules. We are relying on the phase-in exemption provided under the NYSE listing rules with respect to the composition of our nominating and corporate governance committee. Mr. Peña will serve on our nominating and corporate governance committee under the phase-in exemption referenced above. In accordance with the phase-in exemption, a majority of the members of our nominating and corporate governance committee will satisfy the independence standards under applicable rules and regulations of the SEC and the NYSE listing rules within 90 days of the date of effectiveness of the registration statement of which this prospectus forms a part and all members of our nominating and corporate governance committee will satisfy the independence standards under applicable rules and regulations of the SEC and the NYSE listing rules within one year from the date of listing. The nominating and corporate governance committee’s responsibilities include:

 

   

establishing procedures for identifying and evaluating board of director candidates, including nominees recommended by stockholders;

 

   

reviewing the composition of the board of directors to ensure that it is composed of members containing the appropriate skills and expertise to advise us;

 

   

identifying individuals qualified to become members of the board of directors;

 

   

recommending to the board of directors the persons to be nominated for election as directors and to each of the board’s committees;

 

   

developing and recommending to the board of directors a code of business conduct and ethics and a set of corporate governance guidelines;

 

   

overseeing the evaluation of our board of directors; and

 

   

at least annually, reviewing and reassessing the adequacy of the nominating and corporate governance committee charter and recommending to the board of directors any amendments or modifications to the charter that the nominating and corporate governance committee deems appropriate.

Science and Technology Committee

We also maintain a science and technology committee to primarily assist our board of directors in its oversight of our research and development strategies, programs, priorities and opportunities. Dr. Bauer, Dr. McGraw, Dr. Cohen, Dr. DiRocco, Dr. Hopfner and Ms. Weegen serve on the science and technology committee, which is chaired by Dr. Cohen. The science and technology committee’s responsibilities include:

 

   

reviewing, articulating, translating and contextualizing our scientific data for the general board discussion;

 

   

reviewing, evaluating and advising our board of directors and management regarding the long-term strategic goals and objectives and the quality and direction of our research and development programs;

 

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considering trends in research and development, and recommending to our board of directors and management emerging technologies for building our technological strength;

 

   

advising our board of directors and management on the scientific aspects of potential business development transactions and market opportunities;

 

   

as needed, acting as a liaison between the medical community and our board of directors and/or management; and

 

   

periodically reviewing our overall intellectual property strategies.

Our board of directors may from time to time establish other committees.

Compensation Committee Interlocks and Insider Participation

None of the members of our compensation committee has been one of our officers or employees at any time during the prior three years. None of our executive officers currently serves, or in the past fiscal year has served, as a member of the board of directors or compensation committee of any entity that has one or more executive officers serving on our board of directors or compensation committee.

Corporate Governance

We have adopted a written code of business conduct and ethics that applies to our directors, officers and employees, including our principal executive officer, principal financial officer, principal accounting officer or controller or persons performing similar functions. Following the effectiveness of the registration statement of which this prospectus is a part, a current copy of the code of business conduct and ethics will be posted on the investor relations section of our website, which is located at www.evommune.com. The inclusion of our website address in this prospectus does not incorporate by reference the information on or accessible through our website into this prospectus. If we make any substantive amendments to, or grant any waivers from, the code of business conduct and ethics for any officer or director, we will disclose the nature of such amendment or waiver on our website or in a current report on Form 8-K.

Limitation on Liability and Indemnification Matters

Our amended and restated certificate of incorporation, which will become effective immediately prior to the closing of this offering, will contain provisions that limit the liability of our directors for monetary damages to the fullest extent permitted by Delaware law. Consequently, our directors will not be personally liable to us or our stockholders for monetary damages for any breach of fiduciary duties as directors, except liability for:

 

   

any breach of the director’s duty of loyalty to us or our stockholders;

 

   

any act or omission not in good faith or that involves intentional misconduct or a knowing violation of law;

 

   

unlawful payments of dividends or unlawful stock repurchases or redemptions as provided in Section 174 of the DGCL; or

 

   

any transaction from which the director derived an improper personal benefit.

Our amended and restated bylaws, which will become effective immediately prior to the closing of this offering, will provide that we are required to indemnify our directors and officers, in each case to the fullest extent permitted by Delaware law. Our amended and restated bylaws will also obligate us to advance expenses incurred by a director or officer in advance of the final disposition of any action or proceeding and permit us to secure insurance on behalf of any officer, director, employee or other agent for any liability arising out of his or her actions in that capacity regardless of whether we would otherwise be permitted to indemnify him or her under Delaware law. We expect to enter into agreements to indemnify our directors, executive officers and other

 

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officers as determined by our board of directors or our compensation committee. With specified exceptions, these agreements provide for indemnification for related expenses including, among other things, attorneys’ fees, judgments, fines and settlement amounts incurred by any of these individuals in certain actions or proceedings.

We believe that these certificate of incorporation and bylaw provisions and indemnification agreements are necessary to attract and retain qualified persons as directors and officers. We also maintain directors’ and officers’ liability insurance.

The limitation of liability and indemnification provisions in our amended and restated certificate of incorporation and amended and restated bylaws may discourage stockholders from bringing a lawsuit against our directors and officers for breach of their fiduciary duty. They may also reduce the likelihood of derivative litigation against our directors and officers, even though an action, if successful, might benefit us and our stockholders. Further, a stockholder’s investment may be adversely affected to the extent that we pay the costs of settlement and damage.

 

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EXECUTIVE COMPENSATION

Our named executive officers for the year ended December 31, 2024, consisting of our principal executive officer and the next two most highly compensated executive officers who were serving in such capacity as of December 31, 2024, were:

 

   

Luis Peña, our CEO;

 

   

Gregory S. Moss, our Chief Business and Legal Officer; and

 

   

Kyle Carver, our Chief Financial Officer.

Prior to this offering, our board of directors was responsible for determining the compensation of our CEO and the compensation committee of our board of directors (the “Compensation Committee”) made recommendations to our board of directors regarding such compensation and was responsible for determining the compensation of our other executive officers. Our CEO made recommendations to the Compensation Committee about the compensation of his direct reports, including Messrs. Moss and Carver.

Summary Compensation Table

The following table sets forth information regarding compensation awarded to, earned by or paid to each of our named executive officers for the year ended December 31, 2024.

 

Name and Principal Position

   Salary
($)
     Bonus
($)(1)
     Stock
Awards
($)(2)
     Option
Awards
($)(2)
     All Other
Compensation
($)(3)
     Total
($)
 

Luis Peña

     546,083        382,200        563,476        5,950,489        714        7,442,962  

CEO

                 

Gregory S. Moss

     480,500        269,080        221,985        382,548        714        1,354,827  

Chief Business and Legal Officer

                 

Kyle Carver

     470,000        263,200        216,518        286,008        714        1,236,440  

Chief Financial Officer

                 
 
(1)

The amounts reported in this column represent discretionary bonuses paid with respect to 2024 performance.

(2)

The amounts in these columns reflect the aggregate grant date fair value of the shares underlying restricted stock unit, option and stock appreciation right awards granted in the applicable year, computed in accordance with Financial Accounting Standards Board (“FASB”) ASC Topic 718 for stock-based compensation transactions. The assumptions used in calculating the grant date fair value of the awards reported in these columns are set forth in Note 9 to our audited consolidated financial statements included elsewhere in this prospectus.

(3)

Amounts reported include life insurance premiums paid for the benefit of Messrs. Peña, Moss and Carver, respectively.

Narrative Disclosure to Summary Compensation Table

Annual Base Salary

Our named executive officers receive a base salary to compensate them for services rendered to us. The base salary payable to each named executive officer is intended to provide a fixed component of compensation reflecting the executive’s skill set, experience, role and responsibilities. The base salary of our named executive officers is generally determined and approved by our board of directors in connection with the commencement of employment of our named executive officer and may be adjusted from time to time thereafter as the board of directors determines appropriate. The 2024 annual base salaries for our named executive officers were as follows: $546,500 for Mr. Peña, $480,500 for Mr. Moss and $470,000 for Mr. Carver.

 

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Annual Bonus

In addition to base salaries, each of our named executive officers is eligible to receive a discretionary annual bonus of up to a percentage of the executive’s gross base salary based on individual performance, Company performance or as otherwise determined appropriate by our board of directors. For the year ended December 31, 2024, cash bonus targets, as a percentage of base salary, were 50% for Mr. Peña, 40% for Mr. Moss and 40% for Mr. Carver. The amount of any annual discretionary annual bonus is determined at the end of the year for which the bonus relates.

Equity-Based Incentive Awards

Our equity-based incentive awards are designed to align our named executive officers’ interests with those of our stockholders and to retain and incentivize our named executive officers over the long-term. Our Compensation Committee is responsible for approving equity grants. Vesting of equity awards is generally tied to continuous service with us and serves as an additional retention measure. Additional grants may occur periodically in order to specifically incentivize our named executive officers with respect to achieving certain corporate goals or to reward our named executive officers for exceptional performance.

To date, we have granted stock options, RSUs and SARs to our named executive officers. Prior to this offering, we have granted all equity awards pursuant to our 2020 Plan, with the exception of the SAR award granted to Mr. Peña in December 2024, which is described in further detail below. Following this offering, we anticipate that we will grant equity incentive awards under our 2025 Plan (as described below under “—Equity Compensation Plans—2025 Equity Incentive Plan”). All options and SARs have a maximum term of 10 years measured from the date of grant and are granted with a per-share exercise or strike price, as applicable, equal to no less than the fair market value of a share of our common stock on the date of the grant of such award.

Our named executive officers received the following stock option awards in 2024:

 

   

On January 6, 2024, our Compensation Committee granted a stock option award to each of Messrs. Peña, Moss and Carver, covering 202,703, 68,919 and 60,811 shares of our common stock, respectively. These awards have an exercise price of $0.20 per share and vest over a period of four years, with 25% of the shares underlying each option vesting on the one-year anniversary of grant date, and 1/48 of the shares underlying the option vesting on a monthly basis thereafter, subject to the named executive officer’s continued service with us through each vesting date.

 

   

On March 22, 2024, our Compensation Committee granted a stock option award to Mr. Moss covering 528,702 shares of our common stock. This award has an exercise price of $0.20 per share and vests over a period of four years, with 25% of the shares underlying the option vesting on the one-year anniversary of grant date, and 1/48 of the shares underlying the option vesting on a monthly basis thereafter, subject to Mr. Moss’s continued service with us through each vesting date.

 

   

On December 9, 2024, our Compensation Committee granted a stock option award to each of Messrs. Peña, Moss and Carver, covering 2,476,815, 975,758 and 951,728 shares of our common stock, respectively. These awards have an exercise price of $0.35 per share and vest over a period of four years, with 25% of the shares underlying the option vesting on the one-year anniversary of grant date, and 1/48 of the shares underlying the option vesting on a monthly basis thereafter, subject to their continued service with us through each vesting date.

On December 9, 2024, our Compensation Committee also granted a SAR award to Mr. Peña, outside of the 2020 Plan, covering 3,790,449 shares of our common stock, with a strike price of $0.35 per share. The SARs vest upon the satisfaction of all of the following: (i) a liquidity event requirement, which will be satisfied upon the first to occur of: (a) a Change in Control (as defined in the applicable SAR award agreement) or (b) upon completion of this offering, at such time as the 30-day volume-weighted average price of our common stock is greater than $4.78359 and (ii) a continued service requirement, which will be satisfied as to 25% of the shares subject to the SAR award on each of the first four anniversaries of the vesting commencement date, subject to Mr. Peña’s continued service with us through each such date. In addition to both the liquidity event and

 

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continued service requirements, 2,142,428 shares underlying such SAR award are subject to a Series C Preferred Stock requirement, which will be satisfied as to 0.0523 of one share of our common stock subject to the SAR award for each share of Series C Preferred Stock that is issued subsequent to October 30, 2024. All unvested SARs are forfeited upon termination or resignation for any reason. When all vesting requirements applicable to a SAR have been satisfied, the SAR will be settled in the form of shares of our common stock or the cash equivalent, in either case, with respect to an amount equal to the fair market value of a share of our common stock on the settlement date minus the exercise price of such SAR.

On December 9, 2024, our Compensation Committee also granted RSU awards to our named executive officers covering the following number of shares of our common stock: 1,609,930 for Mr. Peña, 634,243 for Mr. Moss and 618,623 for Mr. Carver. The RSUs vest based on the satisfaction of all of the following: (i) a liquidity event requirement, which will be satisfied upon completion of this offering or a Change in Control (as defined in the applicable RSU grant notice); (ii) a Series C Preferred Stock requirement, which will be satisfied as to 0.0911 of one share of our common stock subject to the RSU award for each share of Series C Preferred Stock that is issued subsequent to October 30, 2024; and (iii) a continued service requirement, which will be satisfied as to 25% of the shares subject to the RSU award on each of the first four anniversaries of the grant date, subject to the named executive officer’s continued service with us through each such date.

Outstanding Equity Awards as of December 31, 2024

The following table sets forth information regarding outstanding stock options held by our named executive officers as of December 31, 2024.

 

                Option Awards(1)     Stock Awards(1)  

Name

  Grant
Date
    Vesting
Commencement
Date
    Number of
Securities
Underlying
Unexercised
Options (#)
Exercisable
    Number of
Securities
Underlying
Unexercised
Options (#)
Unexercisable
    Option
Exercise
Price
($)
    Option
Expiration
Date
    Number
of Shares
or Units
of Stock
that
Have
Not
Vested
(#)
    Market
Value of
Shares
or Units
of Stock
That
Have Not
Vested
($)(2)
 

Luis Peña

    5/11/2022 (3)      5/11/2022       2,172,044       1,191,121     $ 0.36       5/10/2032              
    1/13/2023 (3)      1/13/2023       419,143       455,592     $ 0.42       1/12/2033              
    5/12/2023 (3)      5/12/2023       647,752       988,676     $ 0.45       5/11/2033              
    1/6/2024 (3)      1/6/2024             202,703     $ 0.20       1/5/2034              
    12/9/2024 (3)      12/9/2024             2,476,815     $ 0.35       12/8/2034              
    12/9/2024 (4)      12/9/2024                               1,609,930       563,476  
    12/9/2024 (5)      12/9/2024             3,790,449     $ 0.35       12/9/2034              

Gregory S. Moss

    7/15/2022 (3)      6/27/2022       712,500       427,500     $ 0.36       7/14/2032              
    1/13/2023 (3)      1/13/2023       144,174       156,712     $ 0.42       1/12/2033              
    5/12/2023 (3)      5/12/2023       220,235       336,150     $ 0.45       5/11/2033              
    1/6/2024 (3)      1/6/2024             68,919     $ 0.20       1/5/2034              
    3/22/2024 (3)      3/22/2024             528,702     $ 0.20       3/21/2034              
    12/9/2024 (3)      12/9/2024             975,758     $ 0.35       12/8/2034              
    12/9/2024 (4)      12/9/2024                               634,243       221,985  

Kyle Carver

    5/11/2022 (3)      3/2/2022       693,653       315,297     $ 0.36       5/10/2032              
    1/13/2023 (3)      1/13/2023       125,742       136,678     $ 0.42       1/12/2033              
    5/12/2023 (3)      5/12/2023       194,325       296,603     $ 0.45       5/11/2033              
    1/6/2024 (3)      12/11/2023       15,202       45,609     $ 0.20       1/5/2034              
    12/9/2024 (3)      12/9/2024             951,728     $ 0.35       12/8/2034              
    12/9/2024 (4)      12/9/2024                               618,623       216,518  
 
(1)

All of the equity awards shown in the table above were granted under our 2020 Plan, except for the SARs awarded to Mr. Peña on December 9, 2024, which were granted outside of our 2020 Plan. The terms of our 2020 Plan are described below under the section titled “—Equity Compensation Plans—2020 Stock Plan.”

 

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(2)

This column represents the fair market value of a share of our common stock of $0.35 as of December 31, 2024 as determined by our board of directors, multiplied by the amount shown in the column “Stock Awards—Number of Shares or Units of Stock that Have Not Vested.

(3)

This stock option vests over a period of four years, with 25% of the shares underlying the option vesting on the one year anniversary of the vesting commencement date, and 1/48 of the shares underlying the option vesting on a monthly basis thereafter, subject to continued service through each vesting date.

(4)

The RSUs vest based on the satisfaction of all of the following: (i) a liquidity event requirement; (ii) a Series C Preferred Stock requirement; and (iii) a four-year continued service requirement, each as described in greater detail above under the section titled “—Equity-Based Incentive Awards.”

(5)

The SARs vest upon the satisfaction all of the following: (i) a liquidity event requirement; (ii) a four-year continued service requirement; and (iii) for 2,142,428 of the shares underlying the SAR award, a Series C Preferred Stock requirement, each as described in greater detail above under the section titled “—Equity-Based Incentive Awards.” All unvested SARs are forfeited upon termination or resignation for any reason.

Employment Arrangements

We are party to employment agreements with each of our named executive officers. The employment agreements set forth the named executive officer’s base salary, eligibility for employee benefits and severance benefits upon a qualifying termination of employment or change in control of us and provide for at-will employment. Each of our named executive officers has executed our standard confidential information, inventions assignment and arbitration agreement. The key terms of the employment agreements with our named executive officers, including potential payments upon termination or change in control, are described below.

Employment Agreement with Luis Peña

Effective November 1, 2024, we entered into an employment agreement with Mr. Peña (the “Peña Employment Agreement”). Under the Peña Employment Agreement, Mr. Peña’s employment with us can be terminated at any time and for any reason by him or us. The Peña Employment Agreement provides that Mr. Peña is entitled to an annualized base salary of $546,500, subject to adjustment in accordance with normal business practices and at our sole discretion, during his employment with us and that he is eligible, at our sole discretion, to earn an annual bonus targeted at up to 50% of his base salary. In 2024, we paid Mr. Peña an annualized base salary of $546,500, and we awarded him a bonus of $382,200, which bonus amount was determined by the board of directors in its discretion based on the achievement of predetermined Company performance metrics. Mr. Peña is also entitled to certain severance benefits, the terms of which are described below under “—Potential Payments Upon Termination or Change in Control.”

Employment Agreement with Gregory S. Moss

Effective November 1, 2024, we entered into an employment agreement with Mr. Moss (the “Moss Employment Agreement”). Under the Moss Employment Agreement, Mr. Moss’s employment with us can be terminated at any time and for any reason by him or us. The Moss Employment Agreement provides that Mr. Moss is entitled to an annualized base salary of $480,500, subject to adjustment in accordance with normal business practices and at our sole discretion, during his employment with us and that he is eligible, at our sole discretion, to earn an annual bonus targeted at up to 40% of his base salary. In 2024, we paid Mr. Moss an annualized base salary of $480,500, and we awarded him a bonus of $269,080, which bonus amount was determined by the board of directors in its discretion based on the achievement of predetermined Company performance metrics. Mr. Moss is also entitled to certain severance benefits, the terms of which are described below under “—Potential Payments Upon Termination or Change in Control.”

Employment Agreement with Kyle Carver

Effective November 1, 2024, we entered into an employment agreement with Mr. Carver (the “Carver Employment Agreement”). Under the Carver Employment Agreement, Mr. Carver’s employment with us can be

 

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terminated at any time and for any reason by him or us. The Carver Employment Agreement provides that Mr. Carver is entitled to an annualized base salary of $470,000, subject to adjustment in accordance with normal business practices and at our sole discretion, during his employment with us and that he is eligible, at our sole discretion, to earn an annual bonus targeted at up to 40% of his base salary. In 2024, we paid Mr. Carver an annualized base salary of $470,000, and we awarded him a bonus of $263,200, which bonus amount was determined by the board of directors in its discretion based on the achievement of predetermined Company performance metrics. Mr. Carver is also entitled to certain severance benefits, the terms of which are described below under “—Potential Payments Upon Termination or Change in Control.”

Potential Payments Upon Termination or Change in Control

Regardless of the manner in which a named executive officer’s service terminates, each of our named executive officers is entitled to receive amounts earned during his term of service, including unpaid salary and any vested benefits. In the event of certain termination scenarios, each named executive officer will be entitled to receive the additional benefits summarized below pursuant to his employment agreement, subject to the timely execution and non-revocation of a separation agreement and general release of claims.

Termination for Cause or Resignation Without Good Reason

Pursuant to the terms of their respective employment agreements, if we terminate any of our named executive officer’s employment for cause or the named executive officer resigns without good reason (each of “cause” and “good reason” as defined in the applicable employment agreement), then the named executive officer will be entitled to receive (i) base salary through the date of termination and (ii) any vested benefits under our employee benefit plan through the date of termination.

Termination Without Cause or for Good Reason not in Connection with a Change in Control

Pursuant to the terms of their respective employment agreements, if we terminate any of our named executive officer’s employment without cause or the named executive officer resigns for good reason not in connection with a change in control (as defined in the applicable employment agreement), then the named executive officer will be entitled to receive (i) base salary continuation for 12 months following termination, (ii) an amount equal to the greater of (A) the full amount of his target bonus for the calendar year in which the termination of employment occurs and (B) the average annual bonus paid to him over the three calendar years ending prior to the year in which such termination of employment occurs and (iii) monthly payments of the portion of the premiums equal to the amounts that the Company would have paid to provide health insurance to the named executive officer had he remained employed with the Company until the earliest of (A) 12 months following termination or (B) the named executive officer becoming eligible for group medical plan benefits under any other employer’s group health plan. Each equity incentive award granted by the Company to the named executive officer that is then outstanding or any other then outstanding equity incentive award granted to the named executive officer under any successor plan or otherwise (each an “Equity Award” and, collectively the “Equity Awards”), including Equity Awards that would otherwise vest only upon satisfaction of performance criteria, shall accelerate and vest in full as of the date of such termination and, if applicable, become exercisable (with any such Equity Awards subject to vesting based on satisfaction of performance criteria vesting at target).

Termination Without Cause or for Good Reason in Connection with a Change in Control

Pursuant to the terms of their respective employment agreements, if we terminate a named executive officer’s employment without cause or the named executive officer resigns for good reason within three months prior to or twelve months following a change in control, the named executive officer will be entitled to receive (i) a lump sum cash payment equal to two times, in the case of Mr. Peña, or one-and-a-half times, in the case of Messrs. Moss and Carver, the sum of (x) the then-current base salary plus (y) the greater of (A) the full amount of his target bonus for the calendar year in which the termination of employment occurs and (B) the average

 

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annual bonus paid to him over the three calendar years ending prior to the year in which such termination of employment occurs and (ii) monthly payments of the portion of the premiums equal to the amounts that the Company would have paid to provide health insurance to the named executive officer had he remained employed with the Company until the earliest of (x) 24 months following termination or (y) the named executive officer becoming eligible for group medical plan benefits under any other employer’s group health plan. Each Equity Award that is then outstanding, including Equity Awards that would otherwise vest only upon satisfaction of performance criteria, shall accelerate and vest in full as of the date of such termination and, if applicable, become exercisable (with any such Equity Awards subject to vesting based on satisfaction of performance criteria vesting at target). In the case of the consummation of a change in control in which an outstanding Equity Award is not continued, assumed or substituted for by the Company or the acquiror or any of its affiliates as part of such change in control transaction, then such Equity Award will become fully vested and exercisable on or immediately prior to the closing date of the change in control, whether the named executive officer terminates employment or not.

Other Compensation and Benefits

Each of our named executive officers is eligible to participate in our employee benefit plans, including our medical, dental, vision, life and long-term disability plans, in each case on the same basis as all of our other employees. We pay a majority of the premiums for the medical, dental, vision and life insurance for all of our employees, including our named executive officers. We generally do not provide perquisites or personal benefits to our named executive officers, except in limited circumstances. In addition, we provide the opportunity to participate in a 401(k) plan to our employees, including each of our named executive officers, as discussed in the section below entitled “—401(k) Plan.”

401(k) Plan

Our named executive officers are eligible to participate in a defined contribution retirement plan that provides eligible U.S. employees with an opportunity to save for retirement on a tax-advantaged basis. Eligible employees may defer eligible compensation on a pre-tax or after-tax (Roth) basis, up to the statutorily prescribed annual limits on contributions under the Code. Individual contributions are allocated to each participant’s individual account and are then invested in selected investment alternatives according to the participants’ directions. The 401(k) plan is intended to be qualified under Section 401(a) of the Code with the 401(k) plan’s related trust intended to be tax exempt under Section 501(a) of the Code. As a tax-qualified retirement plan, contributions to the 401(k) plan (except for Roth contributions) and earnings on those contributions are not taxable to the employees until distributed from the 401(k) plan. We may elect, at our discretion, to make matching employee contributions.

Equity Compensation Plans

2025 Equity Incentive Plan

Our board of directors intends to adopt the 2025 Plan, which will become effective on the date of the underwriting agreement related to this offering. Our 2025 Plan will come into existence upon its adoption by our board of directors, but no grants will be made under our 2025 Plan prior to its effectiveness. Once our 2025 Plan becomes effective, no further grants will be made under our 2020 Plan.

Types of Awards. Our 2025 Plan provides for the grant of incentive stock options (“ISOs”), nonstatutory stock options (“NSOs”), stock appreciation rights, restricted stock awards, restricted stock unit awards, performance-based awards and other awards (collectively, “awards”). ISOs may be granted only to our employees, including our officers, and the employees of our affiliates. All other awards may be granted to our employees, including our officers, our non-employee directors and consultants and the employees and consultants of our affiliates.

 

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Authorized Shares. The maximum number of shares of our common stock that may be issued under our 2025 Plan is      shares. The number of shares of our common stock reserved for issuance under our 2025 Plan will automatically increase on January 1 of each year, beginning on January 1, 2026, and continuing through and including January 1, 2035, by 5% of the number of shares of our common stock equal to the sum of (i) the number of shares of our common stock issued and outstanding, (ii) the total number of shares of our common stock subject to pre-funded warrants (if any), and (iii) the total number of shares of our common stock issuable upon the conversion of preferred stock (if any), in each case on December 31 of the preceding calendar year or a lesser number of shares determined by our board of directors prior to the applicable January 1.

The maximum number of shares of our common stock that may be issued upon the exercise of ISOs under our 2025 Plan is      shares.

Shares issued under our 2025 Plan will be authorized but unissued or reacquired shares of our common stock. Shares subject to awards granted under our 2025 Plan that expire or terminate without being exercised in full, or that are paid out in cash rather than in shares, will not reduce the number of shares available for issuance under our 2025 Plan. Additionally, shares issued pursuant to awards under our 2025 Plan that we repurchase or that are forfeited, as well as shares used to pay the exercise price of an award or to satisfy the tax withholding obligations to an award, will become available for future grant under our 2025 Plan.

Plan Administration. Our board of directors, or a duly authorized committee of our board, may administer our 2025 Plan. Our board of directors has delegated concurrent authority to administer our 2025 Plan to the Compensation Committee under the terms of the Compensation Committee’s charter. We sometimes refer to the board of directors, or the applicable committee with the power to administer our equity incentive plans, as the “administrator.” The administrator may also delegate to one or more of our officers the authority to (1) designate employees (other than officers) to receive specified awards and (2) determine the number of shares subject to such awards.

The administrator has the authority to determine the terms of awards, including recipients, the exercise, purchase or strike price of awards, if any, the number of shares subject to each award, the fair market value of a share of our common stock, the vesting schedule applicable to the awards, together with any vesting acceleration, and the form of consideration, if any, payable upon exercise or settlement of the award and the terms of the award agreements for use under our 2025 Plan.

In addition, subject to the terms of our 2025 Plan, the administrator also has the power to modify outstanding awards under our 2025 Plan, including the authority to reprice any outstanding option or stock appreciation right, cancel and re-grant any outstanding option or stock appreciation right in exchange for new stock awards, cash or other consideration or take any other action that is treated as a repricing under generally accepted accounting principles, with the consent of any materially adversely affected participant.

Stock Options. ISOs and NSOs are granted pursuant to stock option agreements adopted by the administrator. The administrator determines the exercise price for a stock option, within the terms and conditions of our 2025 Plan, provided that the exercise price of a stock option generally cannot be less than 100% of the fair market value of our common stock on the date of grant. Options granted under our 2025 Plan vest at the rate specified in the stock option agreement as specified in the stock option agreement by the administrator.

The administrator determines the term of stock options granted under our 2025 Plan, which may be up to a maximum of ten years. Unless the terms of an optionholder’s stock option agreement provide otherwise, if an optionholder’s service relationship with us, or any of our affiliates, ceases for any reason other than disability, death or cause, the optionholder may generally exercise any vested options for a period of three months following the cessation of service. The option term may be extended in the event that either an exercise of the option or an immediate sale of shares acquired upon exercise of the option following such a termination of service is prohibited by applicable securities laws or our insider trading policy. If an optionholder’s service

 

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relationship with us or any of our affiliates ceases due to disability or death, or an optionholder dies within a certain period following cessation of service, the optionholder or a beneficiary may generally exercise any vested options for a period of 12 months in the event of disability and 18 months in the event of death. In the event of a termination for cause, options generally terminate immediately upon the termination of the individual for cause. In no event may an option be exercised beyond the expiration of its term.

Acceptable consideration for the purchase of our common stock issued upon the exercise of a stock option will be determined by the administrator and may include (1) cash, check, bank draft or money order, (2) a broker-assisted cashless exercise, (3) the tender of shares of our common stock previously owned by the optionholder, (4) a net exercise of the option if it is an NSO and (5) other legal consideration approved by the administrator.

Options may not be transferred to third-party financial institutions for value. Unless the administrator provides otherwise, options generally are not transferable except by will, the laws of descent and distribution or pursuant to a domestic relations order. An optionholder may designate a beneficiary, however, who may exercise the option following the optionholder’s death.

Tax Limitations on ISOs. The aggregate fair market value, determined at the time of grant, of our common stock with respect to ISOs that are exercisable for the first time by an option holder during any calendar year under all of our stock plans may not exceed $100,000. Options or portions thereof that exceed such limit will be treated as NSOs. No ISOs may be granted to any person who, at the time of the grant, owns or is deemed to own stock possessing more than 10% of our total combined voting power or that of any of our parent or subsidiary corporations, unless (1) the option exercise price is at least 110% of the fair market value of the stock subject to the option on the date of grant and (2) the term of the ISO does not exceed five years from the date of grant.

Restricted Stock Awards. Restricted stock awards are granted pursuant to restricted stock award agreements adopted by the administrator. Restricted stock awards may be granted in consideration for cash, check, bank draft or money order, services rendered to us or our affiliates or any other form of legal consideration. Shares of our common stock acquired under a restricted stock award may, but need not, be subject to a share repurchase option in our favor in accordance with a vesting schedule to be determined by the administrator. A restricted stock award may be transferred only upon such terms and conditions as set by the administrator. Except as otherwise provided in the applicable award agreement, restricted stock awards that have not vested may be forfeited or repurchased by us upon the participant’s cessation of continuous service for any reason.

Restricted Stock Unit Awards. Restricted stock unit awards are granted pursuant to restricted stock unit award agreements adopted by the administrator. Restricted stock unit awards may be granted in consideration for any form of legal consideration. A restricted stock unit award may be settled by cash, delivery of stock, a combination of cash and stock as deemed appropriate by the administrator or in any other form of consideration set forth in the restricted stock unit award agreement. Additionally, dividend equivalents may be credited in respect of shares covered by a restricted stock unit award. Except as otherwise provided in the applicable award agreement, restricted stock units that have not vested will be forfeited upon the participant’s cessation of continuous service for any reason.

Stock Appreciation Rights. Stock appreciation rights are granted pursuant to stock appreciation right grant agreements adopted by the administrator. The administrator determines the strike price for a stock appreciation right, which generally cannot be less than 100% of the fair market value of our common stock on the date of grant. Upon the exercise of a stock appreciation right, we will pay the participant an amount equal to the product of (1) the excess of the per share fair market value of our common stock on the date of exercise over the strike price, multiplied by (2) the number of shares of our common stock with respect to which the stock appreciation right is exercised. A stock appreciation right granted under our 2025 Plan vests at the rate specified in the stock appreciation right agreement as determined by the administrator.

 

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The administrator determines the term of stock appreciation rights granted under our 2025 Plan, up to a maximum of 10 years. Unless the terms of a participant’s stock appreciation right agreement provide otherwise, if a participant’s service relationship with us or any of our affiliates ceases for any reason other than cause, disability or death, the participant may generally exercise any vested stock appreciation right for a period of three months following the cessation of service. The stock appreciation right term may be further extended in the event that exercise of the stock appreciation right following such a termination of service is prohibited by applicable securities laws. If a participant’s service relationship with us, or any of our affiliates, ceases due to disability or death, or a participant dies within a certain period following cessation of service, the participant or a beneficiary may generally exercise any vested stock appreciation right for a period of 12 months in the event of disability and 18 months in the event of death. In the event of a termination for cause, stock appreciation rights generally terminate immediately upon the occurrence of the event giving rise to the termination of the individual for cause. In no event may a stock appreciation right be exercised beyond the expiration of its term.

Performance Awards. Our 2025 Plan permits the grant of performance-based stock and cash awards. The administrator can structure such awards so that the stock or cash will be issued or paid pursuant to such awards only following the achievement of certain pre-established performance goals during a designated performance period. Performance awards that are settled in cash or other property are not required to be valued in whole or in part by reference to, or otherwise based on, our common stock.

The performance goals may be based on any measure of performance selected by the administrator. The administrator may establish performance goals on a company-wide basis, with respect to one or more business units, divisions, affiliates or business segments and in either absolute terms or relative to the performance of one or more comparable companies or the performance of one or more relevant indices. Unless specified otherwise (i) in the award agreement at the time the award is granted or (ii) in such other document setting forth the performance goals at the time the goals are established, the administrator will appropriately make adjustments in the method of calculating the attainment of the performance goals as follows: (1) to exclude restructuring or other nonrecurring charges; (2) to exclude exchange rate effects; (3) to exclude the effects of changes to generally accepted accounting principles; (4) to exclude the effects of any statutory adjustments to corporate tax rates; (5) to exclude the effects of items that are “unusual” in nature or occur “infrequently” as determined under generally accepted accounting principles; (6) to exclude the dilutive effects of acquisitions or joint ventures; (7) to assume that any business divested by us achieved performance objectives at targeted levels during the balance of a performance period following such divestiture; (8) to exclude the effect of any change in the outstanding shares of our common stock by reason of any stock dividend or split, stock repurchase, reorganization, recapitalization, merger, consolidation, spin-off, combination or exchange of shares or other similar corporate change or any distributions to common stockholders other than regular cash dividends; (9) to exclude the effects of stock-based compensation and the award of bonuses under our bonus plans; (10) to exclude costs incurred in connection with potential acquisitions or divestitures that are required to be expensed under generally accepted accounting principles and (11) to exclude the goodwill and intangible asset impairment charges that are required to be recorded under generally accepted accounting principles.

Other Awards. The administrator may grant other awards based in whole or in part by reference to our common stock. The administrator will set the number of shares under the award and all other terms and conditions of such awards.

Changes to Capital Structure. In the event there is a specified type of change in our capital structure, such as a stock split, reverse stock split or recapitalization, appropriate adjustments will be made to (1) the classes and maximum number of shares reserved for issuance under our 2025 Plan; (2) the classes and maximum number of shares by which the share reserve may increase automatically each year; (3) the classes and maximum number of shares that may be issued upon the exercise of ISOs and (4) the classes and number of shares and exercise price, strike price or purchase price, if applicable, of all outstanding awards.

Corporate Transactions. The following applies to stock awards under our 2025 Plan in the event of a corporate transaction, unless otherwise provided in a participant’s stock award agreement or other written

 

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agreement with us or one of our affiliates or unless otherwise expressly provided by the administrator at the time of grant. Under our 2025 Plan, a corporate transaction is generally the consummation of (1) a sale or other disposition of all or substantially all of our assets, (2) a sale or other disposition of at least 50% of our outstanding securities, (3) a merger, consolidation or similar transaction following which we are not the surviving corporation or (4) a merger, consolidation or similar transaction following which we are the surviving corporation but the shares of common stock of all classes issued and outstanding immediately prior to such transaction are converted or exchanged into other property by virtue of the transaction.

In the event of a corporate transaction, any stock awards outstanding under our 2025 Plan may be assumed, continued or substituted for by any surviving or acquiring corporation (or its parent company) and any reacquisition or repurchase rights held by us with respect to the stock award may be assigned to the successor (or its parent company). If the surviving or acquiring corporation (or its parent company) does not assume, continue or substitute for such stock awards, then (i) with respect to any such stock awards that are held by participants whose continuous service has not terminated prior to the effective time of the corporate transaction (the “current participants”), the vesting (and exercisability, if applicable) of such stock awards will be accelerated in full to a date prior to the effective time of the corporate transaction (contingent upon the effectiveness of the corporate transaction), and such stock awards will terminate if not exercised (if applicable) at or prior to the effective time of the corporate transaction, and any reacquisition or repurchase rights held by us with respect to such stock awards will lapse (contingent upon the effectiveness of the corporate transaction) and (ii) any such stock awards that are held by persons other than current participants will terminate if not exercised (if applicable) prior to the effective time of the corporate transaction, except that any reacquisition or repurchase rights held by us with respect to such stock awards will not terminate and may continue to be exercised notwithstanding the corporate transaction. In addition, the administrator may also provide, in its sole discretion, that the holder of a stock award that will terminate upon the occurrence of a corporate transaction if not previously exercised will receive a payment, if any, equal to the excess of the value of the property the participant would have received upon exercise of the stock award over the exercise price otherwise payable in connection with the stock award.

A stock award may be subject to additional acceleration of vesting and exercisability upon or after a change in control as may be provided in an applicable award agreement or other written agreement, but in the absence of such provision, no such acceleration will occur.

Transferability. A participant may not transfer awards under our 2025 Plan other than by will, the laws of descent and distribution or as otherwise provided under our 2025 Plan.

Plan Amendment or Termination. Our board of directors has the authority to amend, suspend or terminate our 2025 Plan, provided that such action does not materially impair the existing rights of any participant without such participant’s written consent. Certain material amendments also require the approval of our stockholders. No ISOs may be granted after the tenth anniversary of the date our board of directors adopts our 2025 Plan. No awards may be granted under our 2025 Plan while it is suspended or after it is terminated.

2025 Employee Stock Purchase Plan

Our board of directors intends to adopt the ESPP, which will become effective immediately prior to and contingent upon the date of the underwriting agreement related to this offering. The purpose of our ESPP will be to secure the services of new employees, to retain the services of existing employees and to provide incentives for such individuals to exert maximum efforts toward our success and that of our affiliates. Our ESPP will include two components. One component will be designed to allow eligible U.S. employees to purchase our common stock in a manner that may qualify for favorable tax treatment under Section 423 of the Code. The other component will permit the grant of purchase rights that do not qualify for such favorable tax treatment in order to allow deviations necessary to permit participation by eligible employees who are foreign nationals or employed outside of the United States. while complying with applicable foreign laws.

 

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Authorized Shares. The maximum aggregate number of shares of our common stock that may be issued under our ESPP is      shares. The number of shares of our common stock reserved for issuance under our ESPP will automatically increase on January 1 of each calendar year, beginning on January 1, 2026 and continuing through and including January 1, 2035, by the lesser of (1)   % of the aggregate number of shares of common stock of all classes issued and outstanding on December 31 of the preceding calendar year, (2)      shares and (3) a number of shares determined by our board of directors. Shares subject to purchase rights granted under our ESPP that terminate without having been exercised in full will not reduce the number of shares available for issuance under our ESPP.

Plan Administration. Our board of directors, or a duly authorized committee thereof, will administer our ESPP. Our board of directors has delegated concurrent authority to administer our ESPP to the compensation committee under the terms of the compensation committee’s charter. Our ESPP is implemented through a series of offerings with specific terms approved by the administrator and under which eligible employees are granted purchase rights to purchase shares of our common stock on specified dates during such offerings. Under our ESPP, we may specify offerings with durations of not more than 27 months and may specify shorter purchase periods within each offering. Each offering will have one or more purchase dates on which shares of our common stock will be purchased for our eligible employees participating in the offering. An offering under our ESPP may be terminated under certain circumstances.

Payroll Deductions. Generally, all regular employees, including executive officers, employed by us or by any of our designated affiliates, may participate in our ESPP and may contribute, normally through payroll deductions, with a maximum dollar amount as designated by the administrator. Unless otherwise determined by the administrator, our common stock will be purchased for the accounts of employees participating in our ESPP at a price per share equal to the lower of (a) 85% of the fair market value of a share of our common stock on the first date of an offering or (b) 85% of the fair market value of a share of our common stock on the date of purchase. For the initial offering, which we expect will commence upon the execution and delivery of the underwriting agreement relating to this offering, the fair market value on the first day of the initial offering will be the price at which shares are first sold to the public.

Limitations. Our employees, including executive officers, or any of our designated affiliates may have to satisfy one or more of the following service requirements before participating in our ESPP, as determined by the administrator: (1) customary employment with us or one of our affiliates for more than 20 hours per week and more than five months per calendar year or (2) continuous employment with us or one of our affiliates for a minimum period of time, not to exceed two years, prior to the first date of an offering. An employee may not be granted rights to purchase stock under our ESPP if such employee (1) immediately after the grant would own stock possessing 5% or more of the total combined voting power or value of common stock or (2) holds rights to purchase stock under our ESPP that would accrue at a rate that exceeds $25,000 worth of our stock for each calendar year that the rights remain outstanding.

Changes to Capital Structure. In the event that there occurs a change in our capital structure through such actions as a stock split, merger, consolidation, reorganization, recapitalization, reincorporation, stock dividend, dividend in property other than cash, large nonrecurring cash dividend, liquidating dividend, combination of shares, exchange of shares, change in corporate structure or similar transaction, the board of directors will make appropriate adjustments to (1) the number of shares reserved under our ESPP, (2) the maximum number of shares by which the share reserve may increase automatically each year, (3) the number of shares and purchase price of all outstanding purchase rights and (4) the number of shares that are subject to purchase limits under ongoing offerings.

Corporate Transactions. In the event of certain corporate transactions, including: (1) a sale of all or substantially all of our assets, (2) the sale or disposition of 50% of our outstanding securities, (3) the consummation of a merger or consolidation where we do not survive the transaction and (4) the consummation of a merger or consolidation where we do survive the transaction but the shares of our common stock outstanding

 

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immediately before such transaction are converted or exchanged into other property by virtue of the transaction, any then-outstanding rights to purchase our stock under our ESPP may be assumed, continued or substituted for by any surviving or acquiring entity (or its parent company). If the surviving or acquiring entity (or its parent company) elects not to assume, continue or substitute for such purchase rights, then the participants’ accumulated payroll contributions will be used to purchase shares of our common stock within 10 business days (or such other period specified by the administrator) prior to such corporate transaction, and such purchase rights will terminate immediately.

Under our ESPP, a corporate transaction is generally the consummation of: (1) a sale of all or substantially all of our assets, (2) the sale or disposition of more than 50% of our outstanding securities, (3) a merger or consolidation where we do not survive the transaction and (4) a merger or consolidation where we do survive the transaction but the shares of our common stock outstanding immediately before such transaction are converted or exchanged into other property by virtue of the transaction.

ESPP Amendment or Termination. The administrator has the authority to amend or terminate our ESPP, provided that except in certain circumstances such amendment or termination may not materially impair any outstanding purchase rights without the holder’s consent. We will obtain stockholder approval of any amendment to our ESPP as required by applicable law or listing requirements.

2020 Stock Plan

Our board of directors adopted, and our stockholders approved, our 2020 Plan on May 6, 2020. As of December 31, 2024, there were 1,256,089 shares of common stock remaining available for the future grant of awards under our 2020 Plan. As of December 31, 2024, stock options covering 31,647,035 shares of our common stock and RSU awards covering 3,728,809 shares of our common stock were outstanding under our 2020 Plan. No new awards will be granted under our 2020 Plan on or after the effectiveness of our 2025 Plan; however, awards outstanding under our 2020 Plan will continue to be governed by their existing terms. We expect that any shares of common stock remaining available for issuance under our 2020 Plan immediately prior to the effectiveness of the registration statement of which this prospectus forms a part will become shares of common stock available for issuance under our 2025 Plan.

Awards. Our 2020 Plan provides for the grant of ISOs to our employees and for the grant of NSOs, restricted or unrestricted stock awards and RSU awards to employees, directors and consultants of the Company or a parent or subsidiary of the Company.

Eligibility. Employees, directors and consultants of the Company or a parent or subsidiary of the Company are eligible to participate in our 2020 Plan, although, a grant of ISOs may only be made to a person who, on the effective date of the grant, is an employee.

Plan Administration. Our board of directors administers and interprets the provisions of our 2020 Plan. The board of directors may delegate its administrative authority under the 2020 Plan to one or more committees of our board of directors. Each such committee shall consist, as required by applicable law, of one or more members of our board of directors who have been appointed by the board of directors and shall have such authority and be responsible for such functions as our board of directors has assigned to it. If no committee has been appointed, the entire board of directors shall administer the 2020 Plan. Any reference to the board of directors in the 2020 Plan or an award agreement thereunder shall be construed as a reference to the committee (if any) to whom the board of directors has assigned a particular function. Subject to the provisions of the 2020 Plan, the board of directors shall have full authority and discretion to take any actions it deems necessary or advisable for the administration of the 2020 Plan. Notwithstanding anything to the contrary in the 2020 Plan, with respect to the terms and conditions of awards granted to participants outside the United States, the board of directors may vary from the provisions of the 2020 Plan to the extent it determines it necessary and appropriate to do so; provided that it may not vary from those 2020 Plan terms requiring stockholder approval.

 

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Changes to Capital Structure. In the event of any stock dividend, stock split, spin-off, combination or exchange of shares, recapitalization, merger, consolidation, distribution to stockholders other than a normal cash dividend or other change in our corporate or capital structure that results in (i) our common stock or any securities exchanged therefor or received in their place being exchanged for a different number or kind of securities or (ii) new, different or additional securities being received by the holders of shares of our common stock, the administrator will adjust the number and kind of securities available for issuance, the maximum number and kind of securities issuable upon exercise of ISOs, the number and kind of securities subject to outstanding awards and the purchase price of such securities.

Corporate Transactions. Upon the occurrence of a corporate transaction (as defined in our 2020 Plan), all shares of our common stock acquired under the 2020 Plan and all awards granted under the 2020 Plan that are outstanding on the effective date of such corporate transaction shall be treated in the manner described in the definitive transaction agreement (or, in the event the transaction does not entail a definitive agreement to which the Company is party, in the manner determined by our board of directors in its capacity as administrator of the 2020 Plan, with such determination having final and binding effect on all parties), which agreement or determination need not treat all awards (or all portions of an award) in an identical manner.

Plan Amendment or Termination. The administrator may at any time amend, suspend or terminate our 2020 Plan, provided that such action does not materially adversely affect any rights under any award without the participant’s consent. Certain amendments or the suspension or termination of our 2020 Plan may require the consent of holders of outstanding awards. Certain amendments also require the approval of our stockholders.

Policies and Practices Related to the Grant of Certain Equity Awards

From time to time, we grant stock options and stock appreciation right awards to our employees, including the named executive officers, and to our non-employee directors. Historically, we have granted new-hire option awards on or soon after a new hire’s employment start date and refresh, promotion or retention option grants when and as determined by our Compensation Committee. We do not maintain any written policies on the timing of awards of stock options, stock appreciation rights or similar instruments with option-like features. Following the effective date of the registration statement of which this prospectus forms a part, we expect that (i) the Compensation Committee will consider whether there is any material nonpublic information (“MNPI”) about us when determining the timing of stock option grants and will not seek to time the award of stock options in relation to our public disclosure of MNPI and (ii) we will not time the public release of MNPI for the purpose of affecting the value of executive compensation.

 

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Director Compensation

The following table sets forth the compensation paid to, received by or earned during fiscal year ended December 31, 2024 by the non-employee directors of our board of directors. We have historically reimbursed our non-employee directors for reasonable travel and out-of-pocket expenses incurred in connection with attending board of directors and committee meetings.

 

     Fees Earned
or

Paid in Cash
($)
     Option
Awards

($)(1)
     Total
($)
 

Benjamin F. McGraw, III, Pharma. D.

   $ 40,000      $ 30,084      $ 70,084  

Francois Beaubien, Ph.D., C.F.A.

                    

David E. Cohen, M.D., M.P.H.

   $ 40,000      $ 37,355      $ 77,355  

Derek DiRocco, Ph.D.

                    

Rob Hopfner, R.Ph., Ph.D.

                    

Felice Verduyn-van Weegen

                    

Yuexin Yu

                    
 
(1)

The amounts reported in this column represent the aggregate grant date fair value of the stock options granted to our non-employee directors, computed in accordance with FASB ASC Topic 718. The assumptions used in calculating the grant date fair value of the stock options reported in this column are set forth in Note 9 to our audited financial statements included elsewhere in this prospectus. As of December 31, 2024, our non-employee directors held outstanding options to purchase the following numbers of shares of our common stock: Dr. McGraw, 847,633 shares and Dr. Cohen, 722,633 shares.

No compensation was paid or earned by any other directors.

We also expect to continue to reimburse our non-employee directors for reasonable travel and other expenses incurred in connection with attending meetings of our board of directors and any committee of our board of directors on which he or she serves.

 

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CERTAIN RELATIONSHIPS AND RELATED PERSON TRANSACTIONS

Other than the compensation arrangements, including employment, termination of employment and change in control arrangements, with our directors and executive officers, including those discussed in the sections entitled “Management” and “Executive and Director Compensation” and the registration rights described in the section entitled “Description of Capital Stock—Registration Rights,” the following is a description of each transaction since January 1, 2023 and each currently proposed transaction in which:

 

   

we have been or are to be a participant;

 

   

the amounts involved exceeded or will exceed the lesser of $120,000 or 1% of the average of our total assets at year-end for the last two completed fiscal years; and

 

   

any of our directors, executive officers or beneficial owners of more than 5% of our capital stock or any member of the immediate family of the foregoing persons, had or will have a direct or indirect material interest.

Private Placements of Securities

Series A Preferred Stock Financing

In January 2023, we sold 3,434,385 shares of our Series A Preferred Stock at a purchase price of $1.9363 per share and an additional 180,756 shares of our Series A Preferred Stock in February 2023 at a purchase price of $1.9363 per share for gross proceeds of approximately $6.7 million in the aggregate. The following table summarizes purchases of shares of our Series A Preferred Stock by related persons:

 

Stockholder

   Shares of
Series A Preferred
Stock
     Total
Purchase Price
 

BioDiscovery 6 FPCI(1)

     3,434,385      $ 6,650,000  
 
(1)

Beneficial owner of greater than 5% of our outstanding capital stock. Additionally, Yuexin Yu, a member of our board of directors, is affiliated with BioDiscovery 6 FPCI. Additional details regarding this stockholder and its equity holdings are included elsewhere in this prospectus under the caption “Principal Stockholders.”

Series B Preferred Stock Financing

In March 2023, we sold 20,000,000 shares of our Series B Preferred Stock at a purchase price of $2.00 per share, in April 2023, we sold an additional 5,000,000 shares of our Series B Preferred Stock at a purchase price of $2.00 per share and, in June 2023, we sold an additional 3,750,000 shares of our Series B Preferred Stock at a purchase price of $2.00 per share for gross proceeds of approximately $57.5 million in the aggregate. The following table summarizes purchases of shares of our Series B Preferred Stock by related persons:

 

Stockholder

   Shares of
Series B Preferred
Stock
     Total
Purchase Price
 

LSP 7 Coöperatief UA(1)

     5,090,000      $ 10,180,000  

Entities affiliated with Pivotal bioVenture Partners Fund I, L.P. (“Pivotal bioVenture”)(2)

     4,000,000      $ 8,000,000  

SymBiosis II, LLC(3)

     3,813,000      $ 7,626,000  

BioDiscovery 6 FPCI(4)

     2,750,000      $ 5,500,000  

Gregory S. Moss, Esq.(5)

     25,000      $ 50,000  

Kyle Carver, M.B.A., C.P.A.(5)

     25,000      $ 50,000  

Jeegar Patel, Ph.D.(5)

     25,000      $ 50,000  

Eugene A. Bauer, M.D.(6)

     12,500      $ 25,000  

Janice Drew, M.P.H.(5)

     12,500      $ 25,000  

 

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(1)

Beneficial owner of greater than 5% of our outstanding capital stock. Additionally, Felice Verduyn-van Weegen, a member of our board of directors, is affiliated with LSP Coöperatief UA. Additional details regarding this stockholder and its equity holdings are included elsewhere in this prospectus under the caption “Principal Stockholders.”

(2)

Beneficial owner of greater than 5% of our outstanding capital stock. Consists of shares purchased by Pivotal bioVenture Partners Fund I, L.P. and NFLS Delta III Limited. Additionally, Robert Hopfner, a member of our board of directors, is affiliated with Pivotal bioVenture. Additional details regarding this stockholder and its equity holdings are included elsewhere in this prospectus under the caption “Principal Stockholders.”

(3)

Beneficial owner of greater than 5% of our outstanding capital stock. Additional details regarding this stockholder and its equity holdings are included elsewhere in this prospectus under the caption “Principal Stockholders.”

(4)

Beneficial owner of greater than 5% of our outstanding capital stock. Additionally, Yuexin Yu, a member of our board of directors, is affiliated with BioDiscovery 6 FPCI. Additional details regarding this stockholder and its equity holdings are included elsewhere in this prospectus under the caption “Principal Stockholders.”

(5)

An executive officer of ours.

(6)

An executive officer and director of ours.

Series C Preferred Stock Financing

In October 2024, we sold 31,493,523 shares of our Series C Preferred Stock at a purchase price of $1.59453 per share for gross proceeds of approximately $50.2 million. In June 2025, we sold an additional 40,941,587 shares of our Series C Preferred Stock at a purchase price of $1.59453 per share for gross proceeds of approximately $65.2 million. The following table summarizes purchases of shares of our Series C Preferred Stock by related persons:

 

Stockholder

   Shares of
Series C Preferred
Stock
     Total
Purchase Price
 

Entities affiliated with RA Capital(1)

     18,814,319      $ 29,999,997  

LSP 7 Coöperatief UA(2)

     6,585,011      $ 10,499,998  

New Emerging Medical Opportunities Fund V SCSP(3)

     5,017,151      $ 7,999,998  

Entities affiliated with Pivotal bioVenture(4)

     3,135,717      $ 4,999,995  

BioDiscovery 6 FPCI(5)

     1,881,431      $ 2,999,999  

SymBiosis II, LLC(6)

     1,254,287      $ 1,999,999  
 
(1)

Beneficial owner of greater than 5% of our outstanding capital stock. Additionally, Derek DiRocco, a member of our board of directors, is affiliated with RA Capital. Additional details regarding this stockholder and its equity holdings are included elsewhere in this prospectus under the caption “Principal Stockholders.”

(2)

Beneficial owner of greater than 5% of our outstanding capital stock. Additionally, Felice Verduyn-van Weegen, a member of our board of directors, is affiliated with LSP Coöperatief UA. Additional details regarding this stockholder and its equity holdings are included elsewhere in this prospectus under the caption “Principal Stockholders.”

(3)

Francois Beaubien, a member of our board of directors, is a Partner at Sectoral Asset Management, Inc., which is the manager of New Emerging Medical Opportunities Fund V SCSP.

(4)

Beneficial owner of greater than 5% of our outstanding capital stock. Consists of shares purchased by Pivotal bioVenture Partners Fund I, L.P., Pivotal bioVenture Partners Fund II, L.P. and NFLS Delta III Limited. Additionally, Robert Hopfner, a member of our board of directors, is affiliated with Pivotal bioVenture. Additional details regarding this stockholder and its equity holdings are included elsewhere in this prospectus under the caption “Principal Stockholders.”

(5)

Beneficial owner of greater than 5% of our outstanding capital stock. Additionally, Yuexin Yu, a member of our board of directors, is affiliated with BioDiscovery 6 FPCI. Additional details regarding this stockholder and its equity holdings are included elsewhere in this prospectus under the caption “Principal Stockholders.”

 

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(6)

Beneficial owner of greater than 5% of our outstanding capital stock. Additional details regarding this stockholder and its equity holdings are included elsewhere in this prospectus under the caption “Principal Stockholders.”

Agreements with Stockholders

In connection with our Series C Preferred Stock financing, we entered into investors’ rights, voting and right of first refusal and co-sale agreements containing registration rights, information rights, voting rights and rights of first refusal, among other things, with certain holders of our convertible preferred stock and certain holders of our common stock. These stockholder agreements will terminate upon the closing of this offering, except for the registration rights granted under the Third Amended and Restated Investors’ Rights Agreement dated as of October 30, 2024, by and among us and the investors party thereto (the “Investors’ Rights Agreement”), as more fully described in “Description of Capital Stock—Registration Rights.”

Executive Officer and Director Compensation

See the section entitled “Executive and Director Compensation” for information regarding compensation of our executive officers and directors.

Other Relationships

Other than as described above, since January 1, 2023, we have not entered into any transactions, nor are there any currently proposed transactions, between us and a related person where the amount involved exceeds, or would exceed, the lesser of $120,000 or 1% of the average of our total assets at year-end for the last two completed fiscal years and in which any related person had or will have a direct or indirect material interest.

Indemnification Agreements

We have entered into agreements to indemnify our directors (and their affiliated funds), executive officers and other officers as determined from time to time by our board of directors or our compensation committee. These agreements do and our amended and restated bylaws will, among other things, require us to indemnify these individuals for certain expenses (including attorneys’ fees), judgments, fines and settlement amounts reasonably incurred by such person in certain actions or proceeding, including any action, on account of any services undertaken by such person on behalf of us or that person’s status as a member of our board of directors to the maximum extent allowed under Delaware law. We are also required by these agreements to indemnify these individuals for certain expenses (including attorney’s fees) in certain actions or proceeding by or in our right.

Directed Share Program

At our request, the underwriters have reserved up to     shares of common stock offered by this prospectus for sale (approximately  %) at the initial public offering price to certain individuals through a directed share program, including our directors, officers, employees and certain other individuals identified by management. The directed share program will not limit the ability of our directors, officers and their family members, or holders of more than 5% of our capital stock, to purchase more than $120,000 in value of our common stock. We do not currently know the extent to which these related persons will participate in our directed share program, if at all, or the extent to which they will purchase more than $120,000 in value of our common stock. See the section titled “Underwriting—Directed Share Program.”

Policies for Approval of Related Person Transactions

We expect to adopt a written related person transaction policy, to be effective upon the effectiveness of the registration statement of which this prospectus is a part. This policy will set forth our procedures for the

 

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identification, review, consideration and approval or ratification of related person transactions. For purposes of this policy only, a related person transaction is any transaction in which we are a participant and a related person has a direct or indirect material interest. Transactions involving compensation for services provided to us as an employee or director are not covered by this policy. A related person is any executive officer, director, director nominee or beneficial owner of more than 5% of any class of our voting securities, including any of their immediate family members.

Under this policy, we shall provide our audit committee with all material information regarding such related person transaction. Our audit committee will review the material facts of all related person transactions, taking into account, among other factors that it deems appropriate, whether the related person transaction is on terms no less favorable to us than terms generally available in a transaction with an unaffiliated third party under the same or similar circumstances and the extent of the related person’s interest in the transaction. To facilitate identification of related person transactions, we will compile a list of all related persons and related person affiliates, and update the list at least annually, based on questionnaires completed by our directors and officers. Each of our directors, officers and director nominees shall also be responsible for promptly notifying us of any change in the identity of relevant related person affiliates.

In addition, under our code of business conduct and ethics, our employees and directors have an affirmative responsibility to disclose any transaction or relationship that reasonably could be expected to give rise to a conflict of interest.

In considering related person transactions, our audit committee, or other independent body of our board of directors, will take into account the relevant available facts and circumstances including, but not limited to:

 

   

the risks, costs and benefits to us;

 

   

the impact on a director’s independence in the event that the related person is a director, immediate family member of a director or an entity with which a director is affiliated;

 

   

the availability of other sources for comparable services or products; and

 

   

the terms available to or from, as the case may be, unrelated third parties or to or from employees generally.

This policy requires that, in determining whether to approve, ratify or reject a related person transaction, our audit committee or other independent body of our board of directors, must consider, in light of known circumstances, whether the transaction is in, or is not inconsistent with, our best interests and those of our stockholders, as our audit committee or other independent body of our board of directors, determines in the good faith exercise of its discretion. All of the transactions described above were entered into prior to the adoption of the written policy, but all were approved by our board of directors considering similar factors to those described above.

 

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PRINCIPAL STOCKHOLDERS

The following table presents information concerning the beneficial ownership of the shares of our common stock as of June 30, 2025 by:

 

   

each person, or group of affiliated persons, we know to be the beneficial owner of 5% or more of our outstanding shares of our capital stock;

 

   

each of our directors;

 

   

each of our named executive officers; and

 

   

all of our current executive officers and directors as a group.

We have determined beneficial ownership in accordance with SEC rules. The information does not necessarily indicate beneficial ownership for any other purpose. Under these rules, a person is deemed to be a beneficial owner of our common stock if that person has a right to acquire ownership of such common stock within 60 days, including through the exercise of options or the conversion of our redeemable convertible preferred stock. A person is also deemed to be a beneficial owner of our common stock if that person has or shares voting power, which includes the power to vote or direct the voting of our common stock, or investment power, which includes the power to dispose of or to direct the disposition of such capital stock. Except in cases where community property laws apply or as indicated in the footnotes to this table, we believe that each stockholder identified in the table possesses sole voting and investment power over all shares of common stock shown as beneficially owned by the stockholder.

Percentage of beneficial ownership in the table below is based on    shares of common stock deemed to be outstanding as of June 30, 2025, assuming the automatic conversion of all outstanding shares of our convertible preferred stock into an aggregate of 163,099,487 shares of our common stock immediately prior to the closing of this offering. The table below assumes that the underwriters do not exercise their over-allotment option and excludes any purchases that may be made through our directed share program and any potential purchases in this offering by the beneficial owners identified in the table below. Shares of common stock subject to options that are currently exercisable or exercisable within 60 days of June 30, 2025 are considered outstanding and beneficially owned by the person holding the options for the purpose of computing the percentage ownership of that person but are not treated as outstanding for the purpose of computing the percentage ownership of any other person. Unless otherwise indicated below, the address of each individual listed below is 1841 Page Mill Road, Suite 100, Palo Alto, CA 94304.

 

     Number of
Shares
Beneficially
Owned
     Percentage of Shares
Beneficially Owned
 

Name and Address of Beneficial Owner

   Before
Offering
    After
Offering
 

5% or Greater Stockholders:

       

Entities Affiliated with Pivotal bioVenture(1)

     28,688,496        16.3    

LSP 7 Coöperatief UA(2)

     28,681,257        16.3    

Entities Affiliated with RA Capital(3)

     18,814,319        10.7    

BioDiscovery 6 FPCI(4)

     15,363,187        8.7    

SymBiosis II, LLC(5)

     10,909,679        6.2    

Entities Affiliated with B Capital Group(6)

     9,407,158        5.3    

Named Executive Officers and Directors:

       

Luis Peña(7)

     8,504,585        4.7    

Eugene A. Bauer, M.D.(8)

     3,509,348        2.0    

Kyle Carver, M.B.A., C.P.A.(9)

     1,359,825        *      

Janice Drew, M.P.H.(10)

     1,416,759        *      

Gregory S. Moss, Esq.(11)

     1,651,367        *      

 

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     Number of
Shares
Beneficially
Owned
     Percentage of Shares
Beneficially Owned
 

Name and Address of Beneficial Owner

   Before
Offering
    After
Offering
 

Jeegar Patel, Ph.D.(12)

     908,390        *      

Benjamin F. McGraw, III, Pharma. D.(13)

     622,555        *      

Francois Beaubien, Ph.D., C.F.A.(14)

     5,017,151        2.8    

David E. Cohen, M.D., M.P.H.(15)

     674,143        *      

Derek DiRocco, Ph.D.

     —         *      

Rob Hopfner, R.Ph., Ph.D.(1)(16)

     28,714,286        16.3    

Felice Verduyn-van Weegen(2)

     28,681,257        16.3    

Yuexin Yu

     —         *      

All executive officers and directors as a group (13 persons)(17)

     81,059,666        43.12    
 
*

Represents beneficial ownership of less than one percent.

(1)

Consists of (i)(a) 3,572,816 shares of common stock issuable upon the conversion of Series Seed preferred stock, (b) 7,741,351 shares of common stock issuable upon the conversion of Series A preferred stock, (c) 2,277,433 shares of common stock issuable upon the conversion of Series B preferred stock, and (d) 313,571 shares of common stock issuable upon the conversion of Series C preferred stock in each case held by Pivotal bioVenture Partners Fund I, L.P. (“Pivotal I”), (ii) 2,508,575 shares of common stock issuable upon the conversion of Series C preferred stock held by Pivotal bioVenture Partners Fund II, L.P. (“Pivotal II”), and (iii)(a) 7,145,647 shares of common stock issuable upon the conversion of Series Seed preferred stock, (b) 2,764,767 shares of common stock issuable upon the conversion of Series A preferred stock, (c) 2,050,765 shares of common stock issuable upon the conversion of Series B preferred stock preferred stock, and (d) 313,571 shares of common stock issuable upon the conversion of Series C preferred stock preferred stock in each case held by NFLS Delta III Limited (“NFLS Delta”). NFLS Delta, Pivotal bioVenture Partners Fund I G.P., L.P., the general partner of Pivotal I, and Pivotal bioVenture Partners Fund II G.P. Ltd, the general partner of Pivotal II, are each wholly-owned indirect subsidiaries of Nan Fung Group Holdings Limited. Investment and voting decisions with respect to the securities held by NFLS Delta are made by the members of Nan Fung Group Holdings Limited’s Life Sciences Investment Committee, who are Mr. Kam Chung Leung, Mr. Vincent Sai Sing Cheung, Mr. Stephen Pui Kuen Cheung, Ms. Vanessa Tih Lin Cheung, Mr. Meng Gao, Ms. Anna Xintong Sun, Mr. Peter Bisgaard, and Dr. Robert Hopfner. Investment and voting decisions with respect to the securities held by Pivotal I and Pivotal II are made by the members of the Investment Committees of Pivotal bioVenture Partners Fund I G.P., L.P., and Pivotal bioVenture Partners Fund II, G.P. Ltd., who are Mr. Vincent Sai Sing Cheung, Mr. Peter Bisgaard, and Dr. Robert Hopfner. The address of NFLS Delta and the individual members of Nan Fung Group Holdings Limited’s Life Sciences Investment Committee other than Mr. Peter Bisgaard and Dr. Robert Hopfner is 17th Floor, Airside, 2 Concorde Road, Kai Tak, Hong Kong SAR. The address of all other entities and individuals referenced in this footnote is 501 2nd Street, Suite 200, San Francisco, California 94107.

(2)

Consists of (i) 16,588,613 shares of common stock issuable upon the conversion of Series A preferred stock, (ii) 5,507,633 shares of common stock issuable upon the conversion of Series B preferred stock, and (iii) 6,585,011 shares of common stock issuable upon the conversion of Series C preferred stock shares of common stock. As the sole director of LSP 7 Coöperatief UA, LSP 7 Management BV may be deemed to beneficially own these securities. As managing directors of LSP 7 Management BV, each of Martijn Kleijwegt, René Kuijten and Joachim Rothe may also be deemed to beneficially own these securities.

(3)

Consists of (i) 12,924,620 shares of common stock issuable upon the conversion of Series C preferred stock held by RA Capital Healthcare Fund, LP, and (ii) 5,889,699 shares of common stock issuable upon the conversion of Series C preferred stock held by RA Capital Nexus Fund III, L.P (the “RA Funds”). RA Capital Management, L.P. is the investment manager for the RA Funds. The general partner of RA Capital Management, L.P. is RA Capital Management GP, LLC, of which Peter Kolchinsky and Rajeev Shah are the managing members. Each of RA Capital Management, L.P., RA Capital Management GP, LLC, Mr. Kolchinsky and Mr. Shah may be deemed to have voting and investment power over the shares held by

 

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the RA Funds. RA Capital Management, L.P., RA Capital Management GP, LLC, Mr. Kolchinsky and Mr. Shah disclaim beneficial ownership of such shares, except to the extent of any pecuniary interest therein. The principal business address of the persons and entities listed above is 200 Berkeley Street, 18th Floor, Boston, MA 02116.

(4)

Consists of (i) 10,506,120 shares of common stock issuable upon the conversion of Series A preferred stock, (ii) 2,975,636 shares of common stock issuable upon the conversion of Series B preferred stock, and (iii) 1,881,431 shares of common stock issuable upon the conversion of Series C preferred stock preferred stock. Voting and investment decisions by BioDiscovery 6 FPCI is exercised by its Management Company Andera Partners. The Managing Partners of Andera Partners are François-Xavier Mauron (Chairman) and Stéphane Bergez (Chief Executive Officer), neither of whom has individual voting or investment power with respect to the shares.

(5)

Consists of (i) 5,529,536 shares of common stock issuable upon the conversion of Series A preferred stock, (ii) 4,125,855 shares of common stock issuable upon the conversion of Series B preferred stock, and (iii) 1,254,287 shares of common stock issuable upon the conversion of Series C preferred stock preferred stock. The business address of Symbiosis II, LLC is 609 S.W. 8th Street, Suite 510, Bentonville, Arkansas 72712.

(6)

Consists of (i) 4,703,579 shares of common stock issuable upon the conversion of Series C preferred stock held by B Capital Global Growth III, L.P., and (ii) 4,703,579 shares of common stock issuable upon the conversion of Series C preferred stock held by B Capital Healthcare I, L.P. B Capital Group Management, LP is the manager of B Capital Global Growth III and B Capital Healthcare I, L.P. Hornet-Co-Invest Investors, Ltd. is the ultimate general partner of Hornet Co-Invest. The address of all entities affiliated with B Capital Group is c/o B Capital Group Management, LP, 1240 Rosecrans Avenue, Manhattan Beach, CA 90266.

(7)

Consists of (i) 4,000,000 shares of common stock beneficially owned by Mr. Peña, (ii) 206,355 shares of common stock issuable upon the conversion of Series Seed preferred stock, and (iii) 4,298,230 shares of common stock issuable upon the exercise of options held by Mr. Peña that are exercisable within 60 days of June 30, 2025.

(8)

Consists of (i) 2,000,000 shares of common stock beneficially owned by Dr. Bauer, (ii) 206,355 shares of common stock issuable upon the conversion of Series Seed preferred stock, (iii) 13,525 shares of common stock issuable upon the conversion of Series B preferred stock, and (iv) 1,289,468 shares of common stock issuable upon the exercise of options held by Dr. Bauer that are exercisable within 60 days of June 30, 2025.

(9)

Consists of (i) 27,051 shares of common stock issuable upon the conversion of Series B preferred stock, and (ii) 1,332,774 shares of common stock issuable upon the exercise of options held by Mr. Carver that are exercisable within 60 days of June 30, 2025.

(10)

Consists of (i) 300,000 shares of common stock beneficially owned by Ms. Drew, (ii) 13,525 shares of common stock issuable upon the conversion of Series B preferred stock, and (iii) 1,103,234 shares of common stock issuable upon the exercise of options held by Ms. Drew that are exercisable within 60 days of June 30, 2025.

(11)

Consists of (i) 27,051 shares of common stock issuable upon the conversion of Series B preferred stock beneficially held by Mr. Moss, and (ii) 1,624,316 shares of common stock issuable upon the exercise of options held by Mr. Moss that are exercisable within 60 days of June 30, 2025.

(12)

Consists of (i) 27,051 shares of common stock issuable upon the conversion of Series B preferred stock, and (ii) 881,339 shares of common stock issuable upon the exercise of options held by Dr. Patel that are exercisable within 60 days of June 30, 2025.

(13)

Consists of 622,555 shares of common stock issuable upon the exercise of options held by Dr. McGraw that are exercisable within 60 days of June 30, 2025.

(14)

Consists of 5,017,151 shares of common stock issuable upon the conversion of Series C preferred stock held by New Emerging Medical Opportunities Fund V SCSp. Dr. Beaubien, a member of our board of directors, is a partner of New Emerging Medical Opportunities Fund IV SCSp and may be deemed to be a beneficial owner of the securities held by New Emerging Medical Opportunities Fund IV SCSp. Dr. Beaubien disclaims beneficial ownership of these securities, except to the extent of his pecuniary interest therein. The

 

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address for New Emerging Medical Opportunities Fund V SCSp and Dr. Beaubien is c/o Sectoral Asset Management Inc., 1010 Sherbrooke St. West, Suite 1610, Montreal, QC, H3A 2R7, Canada.

(15)

Consists of (i) 150,000 shares of common stock beneficially owned by Dr. Cohen, (ii) 51,588 shares of common stock issuable upon the conversion of Series Seed preferred stock, and (iii) 472,555 shares of common stock issuable upon the exercise of options held by Dr. Cohen that are exercisable within 60 days of June 30, 2025.

(16)

Consists of 25,790 shares of common stock issuable upon the conversion of Series Seed preferred stock beneficially held by Dr. Hopfner.

(17)

Consists of (i) 6,450,000 shares of common stock beneficially owned by our current executive officers and directors, (ii) 11,208,551 shares of common stock issuable upon the conversion of Series Seed preferred stock, (iii) 27,094,731 shares of common stock issuable upon the conversion of Series A preferred stock, (iv) 9,944,034 shares of common stock issuable upon the conversion of Series B preferred stock, (v) 14,737,879 shares of common stock issuable upon the conversion of Series C preferred stock, and (vi) 11,624,471 shares of common stock issuable upon the exercise of options held by our current executive officers and directors within 60 days of June 30, 2025.

 

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DESCRIPTION OF CAPITAL STOCK

The following description of our capital stock and provisions of our amended and restated certificate of incorporation and amended and restated bylaws are summaries of the material terms and provisions of such documents and are qualified by reference to our amended and restated certificate of incorporation and amended and restated bylaws, copies of which have been filed with the SEC as exhibits to the registration statement of which this prospectus is a part. The descriptions of our common stock and preferred stock reflect amendments to our amended and restated certificate of incorporation and amended and restated bylaws that will become effective immediately prior to the completion of this offering.

General

Upon the closing of this offering, our authorized capital stock will consist of      shares of common stock, par value $0.0001 per share, and      shares of preferred stock, par value $0.0001 per share, all of which will be undesignated, and there will be      shares of common stock outstanding and no shares of preferred stock outstanding.

As of June 30, 2025, 13,245,339 shares of our common stock were outstanding and held of record by 18 stockholders. This amount does not take into account (i) the conversion of all outstanding shares of our convertible preferred stock into common stock upon the closing of this offering, (ii) the issuance by us of shares of our common stock in this offering and (iii) the exercise of any options or repurchase of restricted stock after June 30, 2025. In addition, upon the closing of this offering,     options to purchase shares of our common stock will be outstanding and      shares of our common stock will be reserved for future grants under our equity incentive plans.

As of June 30, 2025, (a) 12,858,517 shares of our Series Seed Preferred Stock, par value $0.0001 per share, were outstanding and held of record by 19 stockholders; (b) 43,614,102 shares of Series A Preferred Stock were outstanding and held of record by ten stockholders; (c) 28,750,000 shares of Series B Preferred Stock were outstanding and held of record by 17 stockholders; and (d) 72,435,110 shares of Series C Preferred Stock were outstanding and held of record by 25 stockholders.

Common Stock

Upon the completion of this offering, we will be authorized to issue one class of common stock. Holders of our common stock are entitled to one vote for each share of common stock held of record for the election of directors and on all matters submitted to a vote of stockholders. Except as described under “—Anti-takeover Effects of Delaware Law and Provisions of our Amended and Restated Certificate of Incorporation and Amended and Restated Bylaws” below, a majority vote of the holders of common stock is generally required to take action under our amended and restated certificate of incorporation and amended and restated bylaws. Holders of our common stock are entitled to receive dividends ratably, if any, as may be declared by our board of directors out of legally available funds, subject to any preferential dividend rights of any preferred stock then outstanding. Upon our dissolution, liquidation or winding up, holders of our common stock are entitled to share ratably in our net assets legally available after the payment of all our debts and other liabilities, subject to the preferential rights of any preferred stock then outstanding. Holders of our common stock have no preemptive, subscription, redemption or conversion rights and no sinking fund provisions are applicable to our common stock. The rights, preferences and privileges of holders of common stock are subject to, and may be adversely affected by, the rights of the holders of shares of any series of preferred stock that we may designate and issue in the future.

Preferred Stock

Immediately prior to closing of this offering, all outstanding shares of our convertible preferred stock will be converted into shares of our common stock.

 

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Upon the closing of this offering, our board of directors will be authorized, without action by the stockholders, to designate and issue up to an aggregate of shares of preferred stock in one or more series. Our board of directors can designate the rights, preferences and privileges of the shares of each series and any of its qualifications, limitations or restrictions. Our board of directors may authorize the issuance of preferred stock with voting or conversion rights that could adversely affect the voting power or other rights of the holders of common stock. The issuance of preferred stock, while providing flexibility in connection with possible future financings and acquisitions and other corporate purposes could, under certain circumstances, have the effect of restricting dividends on our common stock, diluting the voting power of our common stock, impairing the liquidation rights of our common stock or delaying, deferring or preventing a change in control of us, which might harm the market price of our common stock. See also “—Anti-Takeover Effects of Delaware Law and Provisions of Our Amended and Restated Certificate of Incorporation and Amended and Restated Bylaws—Provisions of our amended and restated certificate of incorporation and amended and restated bylaws—Undesignated preferred stock” below.

Our board of directors will make any determination to issue such shares based on its judgment as to our best interests and the best interests of our stockholders. Upon the completion of this offering, we will have no shares of preferred stock outstanding and we have no current plans to issue any shares of preferred stock following completion of this offering

Options

As of June 30, 2025, we had outstanding options to purchase 31,741,410 shares of our common stock, with a per-share weighted-average exercise price of $0.36 under the 2020 Plan.

Registration Rights

Upon the completion of this offering, the holders of      shares of our common stock, including 163,099,487 shares issuable upon the automatic conversion of our convertible preferred stock, or their permitted transferees, which we refer to as our registrable securities, are entitled to rights with respect to the registration of these securities under the Securities Act. These rights are provided under the terms of the Investors’ Rights Agreement. The Investors’ Rights Agreement includes demand registration rights, short-form registration rights and piggyback registration rights. All fees, costs and expenses incurred in connection with registrations under the Investors’ Rights Agreement, will be borne by us, and all selling expenses, including underwriting discounts and selling commissions, will be borne by the holders of the shares being registered.

Demand registration rights

Beginning 180 days after the effective date of this registration statement, the holders of our registrable securities are entitled to demand registration rights. Under the terms of the Investors’ Rights Agreement, we will be required, upon the request of holders of at least a majority of our outstanding registrable securities, to file a registration statement and effect the registration of these shares for public resale, unless our board of directors decides in good faith that such registration would be materially detrimental to us and our stockholders under the circumstances. We are required to effect up to two registrations pursuant to this provision of the Investors’ Rights Agreement.

Short form registration rights

Upon the completion of this offering, the holders of our registrable securities are also entitled to short form registration rights. Pursuant to the Investors’ Rights Agreement, if we are eligible to file a registration statement on Form S-3, upon the request of holders of at least 20% of our outstanding registrable securities to sell registrable securities with an anticipated aggregate offering amount of at least $5.0 million net of certain expenses related to the offering, we will be required to effect a registration of such shares, unless our board of

 

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directors decides in good faith that such registration would be materially detrimental to us and our stockholders under the circumstances. We are required to effect up to two registrations in any twelve-month period pursuant to this provision of the Investors’ Rights Agreement.

Piggyback registration rights

In connection with this offering, the holders of an aggregate of 163,099,487 shares of our common stock were entitled to, and the necessary percentage of holders waived, their rights to notice of this offering and to include their shares of registrable securities in this offering. After this offering, in the event that we propose to, subject to limited exceptions, register any of our securities under the Securities Act, either for our own account or for the account of other security holders, the holders of our outstanding registrable securities are entitled to include their shares in the registration. Subject to certain exceptions contained in the Investors’ Rights Agreement, we and the underwriters may limit the number of shares included in the underwritten offering if the underwriters determine that marketing factors require a limitation of the number of shares to be underwritten.

Indemnification

The Investors’ Rights Agreement contains customary cross-indemnification provisions, under which we are obligated to indemnify holders of registrable securities in the event of material misstatements or omissions in the registration statement attributable to us, and such holders are obligated to indemnify us for material misstatements or omissions attributable to them.

Expenses of registration

We will pay the registration expenses, subject to certain limited exceptions contained in the Investors’ Rights Agreement, of the holders of the shares registered pursuant to the demand, short form and piggyback registration rights described above, including the expenses of one counsel for the selling holders.

Expiration of registration rights

The registration rights granted under the Investors’ Rights Agreement will terminate upon the earlier of (i) a deemed liquidation event, as defined in our restated certificate of incorporation (as in effect prior to the completion of this offering) or certain other events constituting our sale, (ii) at such time after our initial public offering when all registrable securities could be sold under Rule 144 of the Securities Act or a similar exemption without limitation during a three-month period without registration or (iii) the fifth anniversary of our initial public offering.

Anti-Takeover Effects of Delaware Law and Provisions of Our Amended and Restated Certificate of Incorporation and Amended and Restated Bylaws

Certain provisions of the DGCL and of our amended and restated certificate of incorporation and amended and restated bylaws that will become effective immediately prior to the completion of this offering could have the effect of delaying, deferring or discouraging another party from acquiring control of us. These provisions, which are summarized below, are expected to discourage certain types of coercive takeover practices and inadequate takeover bids and, as a consequence, they might also inhibit temporary fluctuations in the market price of our common stock that often result from actual or rumored hostile takeover attempts. These provisions are also designed in part to encourage anyone seeking to acquire control of us to first negotiate with our board of directors. These provisions might also have the effect of preventing changes in our board of directors or management. It is possible that these provisions could make it more difficult to accomplish transactions that stockholders might otherwise deem to be in their best interests. However, we believe that the advantages gained by protecting our ability to negotiate with any unsolicited and potentially unfriendly acquirer outweigh the disadvantages of discouraging such proposals, including those priced above the then-current market value of our common stock, because, among other reasons, the negotiation of such proposals could improve their terms.

 

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Delaware takeover statute

Upon completion of this offering, we will be subject to the provisions of Section 203 of the DGCL. In general, Section 203 prohibits a publicly held Delaware corporation from engaging in a “business combination” with an “interested stockholder” for a three-year period following the time that this stockholder becomes an interested stockholder, unless the business combination is approved in a prescribed manner. Under Section 203, a business combination between a corporation and an interested stockholder is prohibited unless it satisfies one of the following conditions:

 

   

before the stockholder became interested, our board of directors approved either the business combination or the transaction which resulted in the stockholder becoming an interested stockholder;

 

   

upon consummation of the transaction which resulted in the stockholder becoming an interested stockholder, the interested stockholder owned at least 85% of the voting stock of the corporation outstanding at the time the transaction commenced, excluding for purposes of determining the voting stock outstanding, shares owned by persons who are directors and also officers and employee stock plans, in some instances, but not the outstanding voting stock owned by the interested stockholder; or

 

   

at or after the time the stockholder became interested, the business combination was approved by our board of directors and authorized at an annual or special meeting of the stockholders by the affirmative vote of at least two-thirds of the outstanding voting stock which is not owned by the interested stockholder.

Section 203 defines a business combination to include:

 

   

any merger or consolidation involving the corporation and the interested stockholder;

 

   

any sale, transfer, lease, pledge, exchange, mortgage or other disposition involving the interested stockholder of 10% or more of the assets of the corporation;

 

   

subject to exceptions, any transaction that results in the issuance or transfer by the corporation of any stock of the corporation to the interested stockholder;

 

   

subject to exceptions, any transaction involving the corporation that has the effect of increasing the proportionate share of the stock of any class or series of the corporation beneficially owned by the interested stockholder; or

 

   

the receipt by the interested stockholder of the benefit of any loans, advances, guarantees, pledges or other financial benefits provided by or through the corporation.

In general, Section 203 defines an interested stockholder as any entity or person beneficially owning 15% or more of the outstanding voting stock of the corporation and any entity or person affiliated with or controlling or controlled by the entity or person.

Provisions of our amended and restated certificate of incorporation and amended and restated bylaws

Our amended and restated certificate of incorporation and amended and restated bylaws to be in effect immediately prior to the closing of this offering will include a number of provisions that may have the effect of delaying, deferring or discouraging another party from acquiring control of us and encouraging persons considering unsolicited tender offers or other unilateral takeover proposals to negotiate with our board of directors rather than pursue non-negotiated takeover attempts. These provisions include the items described below.

Board composition and filling vacancies. In accordance with our amended and restated certificate of incorporation, our board is divided into three classes serving staggered three-year terms, with one class being elected each year. Our amended and restated certificate of incorporation also provides that directors may be

 

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removed only for cause and then only by the affirmative vote of the holders of or more of the shares then entitled to vote at an election of directors. Furthermore, any vacancy on our board of directors, however occurring, including a vacancy resulting from an increase in the size of our board, may only be filled by the affirmative vote of a majority of our directors then in office even if less than a quorum.

No written consent of stockholders. Our amended and restated certificate of incorporation provides that all stockholder actions are required to be taken by a vote of the stockholders at an annual or special meeting and that stockholders may not take any action by written consent in lieu of a meeting. This limit may lengthen the amount of time required to take stockholder actions and would prevent the amendment of our bylaws or removal of directors by our stockholder without holding a meeting of stockholders.

Meetings of stockholders. Our amended and restated bylaws provide that only a majority of the members of our board of directors then in office may call special meetings of stockholders and only those matters set forth in the notice of the special meeting may be considered or acted upon at a special meeting of stockholders. Our amended and restated bylaws limit the business that may be conducted at an annual meeting of stockholders to those matters properly brought before the meeting.

Advance notice requirements. Our amended and restated bylaws establish advance notice procedures with regard to stockholder proposals relating to the nomination of candidates for election as directors or new business to be brought before meetings of our stockholders. These procedures provide that notice of stockholder proposals must be timely given in writing to our corporate secretary prior to the meeting at which the action is to be taken. Generally, to be timely, notice must be received at our principal executive offices not less than 90 days or more than 120 days prior to the first anniversary date of the annual meeting for the preceding year. The notice must contain certain information specified in our amended and restated bylaws.

Amendment to certificate of incorporation and bylaws. As required by the DGCL, any amendment of our amended and restated certificate of incorporation must first be approved by a majority of our board of directors and, if required by law or our amended and restated certificate of incorporation, must thereafter be approved by a majority of the outstanding shares entitled to vote on the amendment and a majority of the outstanding shares of each class entitled to vote thereon as a class, except that the amendment of the provisions relating to stockholder action, directors, limitation of liability and the amendment of our amended and restated certificate of incorporation must be approved by at least a majority of all of the outstanding shares of each class entitled to vote thereon voting together as a single class. Our bylaws may be amended by the affirmative vote of a majority vote of the directors then in office, subject to any limitations set forth in the bylaws, and may also be amended by the affirmative vote of at least a majority of the outstanding shares entitled to vote on the amendment, voting together as a single class.

Undesignated preferred stock. Our amended and restated certificate of incorporation provides for 10,000,000 authorized shares of preferred stock. The existence of authorized but unissued shares of preferred stock may enable our board of directors to render more difficult or to discourage an attempt to obtain control of us by means of a merger, tender offer, proxy contest or otherwise. For example, if in the due exercise of its fiduciary obligations, our board of directors were to determine that a takeover proposal is not in the best interests of us or our stockholders, our board of directors could cause shares of preferred stock to be issued without stockholder approval in one or more private offerings or other transactions that might dilute the voting or other rights of the proposed acquirer or insurgent stockholder or stockholder group. In this regard, our amended and restated certificate of incorporation grants our board of directors’ broad power to establish the rights and preferences of authorized and unissued shares of preferred stock. The issuance of shares of preferred stock could decrease the amount of earnings and assets available for distribution to holders of shares of common stock. The issuance may also adversely affect the rights and powers, including voting rights, of these holders and may have the effect of delaying, deterring or preventing a change in control of us.

Exclusive forum. Our amended and restated certificate of incorporation provides that the Court of Chancery of the State of Delaware shall be the sole and exclusive forum for any state law claims for: (i) any derivative

 

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action or proceeding brought on our behalf, (ii) any action asserting a claim of breach of a fiduciary duty owed by any of our directors or officers to us or our stockholders, (iii) any action asserting a claim against us arising pursuant to any provision of the DGCL or our certificate of incorporation or bylaws, (iv) any action to interpret, apply, enforce or determine the validity of our certificate of incorporation or bylaws or (v) any action asserting a claim against us governed by the internal affairs doctrine. This exclusive forum provision will not apply to any causes of action arising under the Securities Act or the Exchange Act or any other claim for which the federal courts have exclusive jurisdiction. Unless we consent in writing to the selection of an alternate forum, the United States District Court for the District of Delaware shall be the sole and exclusive forum for resolving any complaint asserting a cause of action arising under the Securities Act, as we are a Delaware corporation. Although our amended and restated bylaws contain the choice of forum provision described above, it is possible that a court could rule that such provisions are inapplicable for a particular claim or action or that such provisions are unenforceable.

Transfer Agent and Registrar

The transfer agent and registrar for our common stock is Computershare Trust Company, N.A. The transfer agent and registrar’s address is 150 Royall Street, Canton, Massachusetts 02021, and its telephone number is (781) 575-2000.

Listing

We have applied to list our common stock on the NYSE under the symbol “EVMN.”

Limitations of Liability and Indemnification Matters

For a discussion of liability and indemnification, see the section entitled “Management—Limitation on Liability and Indemnification Matters.”

 

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SHARES ELIGIBLE FOR FUTURE SALE

Prior to this offering, there was no public market for our common stock. Future sales of our common stock in the public market, or the availability of such shares for sale in the public market, could adversely affect market prices prevailing from time to time. As described below, since only a limited number of shares will be available for sale shortly after this offering due to contractual and legal restrictions on resale, sales of substantial amounts of common stock in the public market after the restrictions lapse could adversely affect the prevailing market price for our common stock as well as our ability to raise equity capital in the future. Nevertheless, sales of our common stock in the public market after such restrictions lapse, or the perception that those sales may occur, could adversely affect the prevailing market price at such time and our ability to raise equity capital in the future.

Sale of Restricted Shares

Based on the number of shares of common stock outstanding as of June 30, 2025, upon the closing of this offering,      shares of common stock will be outstanding, assuming no exercise by the underwriters of their over-allotment option and no exercise of stock options. All of the shares sold in this offering will be freely tradable, except for any shares of common stock purchased by our “affiliates,” as that term is defined in Rule 144 under the Securities Act or any shares, including any shares purchased by any of our affiliates pursuant to our directed share program, subject to lock-up agreements. The remaining shares of common stock outstanding after this offering will be restricted as a result of securities laws or lock-up agreements as described below. Following the expiration of the applicable restricted period, all shares will be eligible for resale in compliance with Rule 144 or Rule 701 under the Securities Act. “Restricted securities” as defined under Rule 144 under the Securities Act were issued and sold by us in reliance on exemptions from the registration requirements of the Securities Act. These shares may be sold in the public market only if registered or qualified for an exemption from registration, such as under Rule 144 or Rule 701 under the Securities Act.

Rule 144

In general, a person who has beneficially owned restricted securities for at least six months would be entitled to sell such securities provided that (i) such person is not deemed to have been one of our affiliates at the time of, or at any time during the 90 days preceding, a sale and (ii) we are, and have been for a period of at least 90 days prior to the sale, subject to the Exchange Act periodic reporting requirements. Persons who have beneficially owned restricted securities for at least six months but who are our affiliates at the time of, or any time during the 90 days preceding, a sale, would be subject to additional restrictions, including a restriction on the volume of securities that may be sold within any three-month period to the greater of the following:

 

   

1% of the number of shares then outstanding, which will equal approximately      shares immediately after this offering, assuming no exercise of the underwriters’ over-allotment option, based on the number of shares outstanding as of June 30, 2025; or

 

   

the average weekly trading volume of our common stock on the NYSE during the four calendar weeks preceding the filing of a notice on Form 144 with respect to the sale;

provided, in each case, that we have been subject to the Exchange Act periodic reporting requirements for at least 90 days before the sale. Such sales both by affiliates and by non-affiliates must also comply with the current public information requirements of Rule 144.

An “affiliate” is a person that directly, or indirectly through one or more intermediaries, controls or is controlled by, or is under common control with an issuer. Affiliate resales under Rule 144 must also be made in compliance with manner of sale requirements contained in Rule 144. In addition, if the number of shares being sold under Rule 144 by an affiliate during any three-month period exceeds 5,000 shares or has an aggregate sale price in excess of $50,000, the seller must file a notice on Form 144 with the SEC concurrently with either the placing of a sale order with the broker or the execution directly with a market maker.

 

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Non-Affiliate Resales of Restricted Securities

In general, beginning 90 days after the effective date of the registration statement of which this prospectus is a part, a person who is not an affiliate of ours at the time of sale, has not been an affiliate at any time during the three months preceding a sale, and who has beneficially owned shares of our common stock for at least six months but less than a year, is entitled to sell such shares subject only to the availability of current public information about us (as well as the lock-up agreement referred to above, if applicable). If such person has held our shares for at least one year, such person can resell under Rule 144(b)(1) without regard to any Rule 144 restrictions, including the 90-day public company requirement and the current public information requirement.

Non-affiliate resales are not subject to the manner of sale, volume limitation or notice filing provisions of Rule 144.

Rule 701

Rule 701 generally allows a stockholder who purchased shares of our capital stock pursuant to a written compensatory plan or contract and who is not deemed to have been an affiliate of our company during the immediately preceding 90 days to sell these shares in reliance upon Rule 144, but without being required to comply with the public information, holding period, volume limitation or notice provisions of Rule 144. Rule 701 also permits affiliates of our company to sell their Rule 701 shares under Rule 144 without complying with the holding period requirements of Rule 144. All holders of Rule 701 shares, however, are required to wait until 90 days after the date of this prospectus before selling those shares pursuant to Rule 701.

Lock-up Agreements

In connection with this offering, we, each of our directors and executive officers and holders of substantially all of our securities have agreed with the underwriters that for a period of 180 days following the date of this prospectus, subject to certain exceptions, we and they will not offer, sell, assign, transfer, pledge, contract to sell or otherwise dispose of or hedge any shares of our common stock or any securities convertible into or exchangeable for shares of our common stock. Morgan Stanley & Co. LLC, Leerink Partners LLC and Evercore Group L.L.C., on behalf of the underwriters may, in their sole discretion, at any time, release all or any portion of the shares from the restrictions in this agreement.

Rule 10b5-1 Trading Plans

Certain of our officers, directors and significant stockholders may adopt written plans, known as Rule 10b5-1 trading plans, in which they will contract with a broker to establish prespecified terms at which the broker may execute purchases or sales of our common stock without further direction from such officer, director or stockholder. The director or officer may amend a Rule 10b5-1 plan in some circumstances and may terminate a plan at any time. Such sales would not commence until the expiration of the applicable lock-up agreements entered into by such officer, director or stockholder in connection with this offering. Our directors and executive officers may also buy or sell additional shares outside of a Rule 10b5-1 plan when they do not possess material nonpublic information, subject to compliance with the terms of our insider trading policy and any applicable Rule 10b5-1 guidelines, following the expiration of the applicable lock-up agreement.

Registration Rights

We are party to the Investors’ Rights Agreement which provides that holders holding shares of our common stock, including shares issuable upon the automatic conversion of our convertible preferred stock, have the right to demand that we file a registration statement or request that their shares of our common stock be covered by a registration statement that we are otherwise filing. See the section entitled “Description of Capital Stock—Registration Rights” elsewhere in this prospectus. Except for any shares purchased by affiliates, registration of these shares under the Securities Act would result in these shares becoming freely tradable without restriction under the Securities Act immediately upon effectiveness of the registration statement, subject to the

 

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expiration of the lock-up period described above and in the section entitled “Underwriting” in this prospectus, and to the extent such shares have been released from any repurchase option that we may hold.

Equity Incentive Plans

As soon as practicable after the closing of this offering, we intend to file a Form S-8 registration statement under the Securities Act to register shares of our common stock subject to options and other equity awards outstanding or reserved for issuance under our equity incentive plans. This registration statement will become effective immediately upon filing, and      shares covered by this registration statement will thereupon be eligible for sale in the public markets, subject to Rule 144 limitations applicable to affiliates and any lock-up agreements. For a more complete discussion of our equity incentive plans, see “Executive Compensation—Equity Compensation Plans.”

 

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MATERIAL U.S. FEDERAL INCOME TAX CONSIDERATIONS TO NON-U.S. HOLDERS

The following is a summary of the material U.S. federal income tax consequences to non-U.S. holders (as defined below) of the acquisition, ownership and disposition of our common stock issued pursuant to this offering. This discussion is not a complete analysis of all potential U.S. federal income tax consequences relating thereto, does not address the potential application of the Medicare contribution tax on net investment income, the alternative minimum tax or the special tax accounting rules under Section 451(b) of the Code and does not address any estate or gift tax consequences or any tax consequences arising under any state, local or non-U.S. tax laws or any other U.S. federal tax laws. This discussion is based on the Code and applicable Treasury Regulations promulgated or proposed thereunder, published rulings and administrative pronouncements of the IRS and judicial decisions, all as in effect as of the date hereof. These authorities are subject to differing interpretations and may change, possibly retroactively, resulting in U.S. federal income tax consequences different from those discussed below. We have not requested a ruling from the IRS with respect to the statements made and the conclusions reached in the following summary, and there can be no assurance that the IRS or a court will agree with such statements and conclusions.

This discussion is limited to non-U.S. holders who purchase our common stock pursuant to this offering and who hold our common stock as a “capital asset” within the meaning of Section 1221 of the Code (generally, property held for investment). This discussion does not address all of the U.S. federal income tax consequences that may be relevant to a particular holder in light of such holder’s particular circumstances. This discussion also does not consider any specific facts or circumstances that may be relevant to holders subject to special rules under U.S. federal income tax laws, including but not limited to:

 

   

certain former citizens or long-term residents of the United States;

 

   

“controlled foreign corporations”;

 

   

“passive foreign investment companies”;

 

   

corporations that accumulate earnings to avoid U.S. federal income tax;

 

   

banks, financial institutions, investment funds, insurance companies, brokers, dealers or traders in securities or foreign currencies;

 

   

tax-exempt organizations and governmental organizations;

 

   

tax-qualified retirement plans;

 

   

persons who hold or receive our common stock pursuant to the exercise of any employee stock option or otherwise as compensation;

 

   

“qualified foreign pension funds” as defined in Section 897(l)(2) of the Code and entities all of the interests of which are held by qualified foreign pension funds;

 

   

persons that own, or have owned, actually or constructively, more than 5% of our stock at any time;

 

   

persons who have elected to mark securities to market; and

 

   

persons holding our common stock as part of a hedging or conversion transaction or straddle, a constructive sale or other risk reduction strategy or integrated investment.

If an entity or arrangement that is classified as a partnership for U.S. federal income tax purposes holds our common stock, the U.S. federal income tax treatment of the partnership and the partners thereof generally depend on the status of the partner and the activities of the partnership. Partnerships holding our common stock and the partners in such partnerships are urged to consult their tax advisors about the particular U.S. federal income tax consequences to them of holding and disposing of our common stock.

THIS DISCUSSION IS FOR INFORMATIONAL PURPOSES ONLY AND IS NOT TAX ADVICE. PROSPECTIVE INVESTORS SHOULD CONSULT THEIR TAX ADVISORS REGARDING THE

 

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PARTICULAR U.S. FEDERAL INCOME TAX CONSEQUENCES TO THEM OF ACQUIRING, OWNING AND DISPOSING OF OUR COMMON STOCK, AS WELL AS ANY TAX CONSEQUENCES ARISING UNDER ANY STATE, LOCAL OR NON-U.S. TAX LAWS AND ANY OTHER U.S. FEDERAL TAX LAWS.

Definition of Non-U.S. Holder

For purposes of this discussion, the term “non-U.S. holder” means any beneficial owner of our common stock that is not a “U.S. person” or a partnership (including any entity or arrangement treated as a partnership) for U.S. federal income tax purposes. A U.S. person is any person that, for U.S. federal income tax purposes, is or is treated as any of the following:

 

   

an individual who is a citizen or resident of the United States;

 

   

a corporation (or entity treated as a corporation for U.S. federal income tax purposes) created or organized under the laws of the United States, any state thereof or the District of Columbia;

 

   

an estate, the income of which is subject to U.S. federal income tax regardless of its source; or

 

   

a trust (i) whose administration is subject to the primary supervision of a U.S. court and which has one or more U.S. persons who have the authority to control all substantial decisions of the trust or (ii) that has a valid election in effect under applicable Treasury Regulations to be treated as a U.S. person.

Distributions on Our Common Stock

We have not paid dividends on our common stock and do not anticipate paying dividends on our common stock for the foreseeable future. However, if we make cash or other property distributions on our common stock (other than certain pro rata distributions of our stock), such distributions will constitute dividends for U.S. federal income tax purposes to the extent paid from our current or accumulated earnings and profits, as determined under U.S. federal income tax principles. Amounts not treated as dividends for U.S. federal income tax purposes will constitute a return of capital and will first be applied against and reduce a holder’s tax basis in our common stock, but not below zero. Any excess will be treated as gain realized on the sale or other disposition of our common stock and will be treated as described under the subsection titled “—Gain on Disposition of Our Common Stock” below.

Subject to the discussions below regarding effectively connected income, backup withholding and Sections 1471 through 1474 of the Code (commonly referred to as the Foreign Account Tax Compliance Act (“FATCA”), dividends paid to a non-U.S. holder generally will be subject to U.S. federal withholding tax at a rate of 30% of the gross amount of the dividends or such lower rate specified by an applicable income tax treaty. To receive the benefit of a reduced treaty rate, a non-U.S. holder must furnish us or our paying agent with a valid IRS Form W-8BEN or IRS Form W-8BEN-E (or applicable successor form) and satisfy applicable certification and other requirements. This certification must be provided to us or our paying agent before the payment of dividends and must be updated periodically. If the non-U.S. holder holds the stock through a financial institution or other agent acting on the non-U.S. holder’s behalf, the non-U.S. holder will be required to provide appropriate documentation to the agent, which then will be required to provide certification to us or our paying agent, either directly or through other intermediaries.

If a non-U.S. holder holds our common stock in connection with the conduct of a trade or business in the United States, and dividends paid on our common stock are effectively connected with such holder’s U.S. trade or business (and, if required by an applicable tax treaty, are attributable to such holder’s permanent establishment in the United States), the non-U.S. holder will be exempt from U.S. federal withholding tax. To claim the exemption, the non-U.S. holder generally must furnish a valid IRS Form W-8ECI (or applicable successor form) to us or our paying agent. However, any such effectively connected dividends paid on our common stock generally will be subject to U.S. federal income tax on a net income basis at the regular U.S. federal income tax

 

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rates in the same manner as if such holder were a resident of the United States. A non-U.S. holder that is a foreign corporation also may be subject to an additional branch profits tax equal to 30% (or such lower rate specified by an applicable income tax treaty) of its effectively connected earnings and profits for the taxable year, as adjusted for certain items.

Non-U.S. holders should consult their tax advisors regarding any applicable income tax treaties that may provide for different rules. Non-U.S. holders that do not provide the required certification on a timely basis, but that qualify for a reduced treaty rate, may obtain a refund of any excess amounts withheld by timely filing an appropriate claim for refund with the IRS.

Gain on Disposition of Our Common Stock

Subject to the discussions below regarding backup withholding and FATCA, a non-U.S. holder generally will not be subject to U.S. federal income tax on any gain realized on the sale or other disposition of our common stock, unless:

 

   

the gain is effectively connected with the non-U.S. holder’s conduct of a trade or business in the United States, and, if required by an applicable income tax treaty, is attributable to a permanent establishment maintained by the non-U.S. holder in the United States;

 

   

the non-U.S. holder is a nonresident alien individual present in the United States for 183 days or more during the taxable year of the disposition and certain other requirements are met; or

 

   

our common stock constitutes a United States real property interest (“USRPI”) by reason of our status as a United States real property holding corporation (“USRPHC”) for U.S. federal income tax purposes at any time within the shorter of the five-year period preceding the disposition or the non-U.S. holder’s holding period for our common stock.

The determination of whether we are a USRPHC depends on the fair market value of our USRPIs relative to the fair market value of worldwide real property interests and our other assets used or held for use in a trade or business. We believe that we are not currently and do not anticipate becoming a USRPHC for U.S. federal income tax purposes although there can be no assurance we will not become a USRPHC in the future. Even if we are or were to become a USRPHC, gain arising from the sale or other taxable disposition of our common stock by a non-U.S. holder will not be subject to U.S. federal income tax if our common stock is “regularly traded” (as defined by applicable Treasury Regulations) on an established securities market and such non-U.S. holder owned, actually and constructively, 5% or less of our common stock throughout the shorter of the five-year period ending on the date of the sale or other taxable disposition or the non-U.S. holder’s holding period. Prospective investors are encouraged to consult their own tax advisors regarding the possible consequences to them if we are, or were to become, a USRPHC.

Gain described in the first bullet point above generally will be subject to U.S. federal income tax on a net income basis at the regular U.S. federal income tax rates in the same manner as if such holder were a resident of the United States. A non-U.S. holder that is a foreign corporation also may be subject to an additional branch profits tax equal to 30% (unless an applicable income tax treaty provides for different treatment) of its effectively connected earnings and profits for the taxable year, as adjusted for certain items. Gain described in the second bullet point above will be subject to U.S. federal income tax at a flat 30% rate (or such lower rate specified by an applicable income tax treaty), but may be offset by certain U.S.-source capital losses (even though the individual is not considered a resident of the United States), provided that the non-U.S. holder has timely filed U.S. federal income tax returns with respect to such losses. Non-U.S. holders should consult their tax advisors regarding any applicable income tax treaties that may provide for different rules.

Information Reporting and Backup Withholding

Annual reports are required to be filed with the IRS and provided to each non-U.S. holder indicating the amount of distributions on our common stock paid to such holder and the amount of any tax withheld with

 

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respect to those distributions. These information reporting requirements apply regardless of whether such distributions constitute dividends and even if no withholding was required. This information also may be made available under a specific treaty or agreement with the tax authorities in the country in which the non-U.S. holder resides or is established. Backup withholding, currently at a 24% rate, generally will not apply to payments to a non-U.S. holder of dividends on or the gross proceeds of a disposition of our common stock provided the non-U.S. holder furnishes the required certification for its non-U.S. status, such as by providing a valid IRS Form W-8BEN, IRS Form W-8BEN-E or IRS Form W-8ECI, or certain other requirements are met. Backup withholding may apply if the payor has actual knowledge, or reason to know, that the holder is a U.S. person who is not an exempt recipient.

Generally, information reporting and backup withholding will not apply to a payment of disposition proceeds to a non-U.S. holder where the transaction is effected outside the United States through a non-U.S. office of a broker. However, for information reporting purposes, dispositions effected through a non-U.S. office of a broker with substantial U.S. ownership or operations generally will be treated in a manner similar to dispositions effected through a U.S. office of a broker. Prospective investors should consult their own tax advisors regarding the application of the information reporting and backup withholding rules to them, including the availability of and procedure for obtaining an exemption from backup withholding.

Backup withholding is not an additional tax. If any amount is withheld under the backup withholding rules, the non-U.S. holder should consult with a U.S. tax advisor regarding the possibility of and procedure for obtaining a refund or a credit against the non-U.S. holder’s U.S. federal income tax liability, if any.

FATCA

FATCA imposes a U.S. federal withholding tax of 30% on certain payments made to a “foreign financial institution” (as specially defined under these rules) unless such institution enters into an agreement with the U.S. government to withhold on certain payments and to collect and provide to the U.S. tax authorities substantial information regarding certain U.S. account holders of such institution (which includes certain equity and debt holders of such institution, as well as certain account holders that are foreign entities with U.S. owners) or an exemption applies. FATCA also generally will impose a U.S. federal withholding tax of 30% on certain payments made to a non-financial foreign entity unless such entity provides the withholding agent a certification identifying certain direct and indirect U.S. owners of the entity or an exemption applies. An intergovernmental agreement between the United States and an applicable foreign country may modify these requirements. Under certain circumstances, a non-U.S. holder might be eligible for refunds or credits of such taxes. FATCA currently applies to dividends paid on our common stock. Under applicable Treasury Regulations and administrative guidance, withholding under FATCA would have applied to payments of gross proceeds from the sale or other disposition of stock, but under proposed regulations (the preamble to which specifies that taxpayers are permitted to rely on such proposed regulations pending finalization), no withholding would apply with respect to payments of gross proceeds.

Prospective investors are encouraged to consult with their own tax advisors regarding the possible implications of this legislation on their investment in our common stock.

 

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UNDERWRITING

Under the terms and subject to the conditions in an underwriting agreement dated the date of this prospectus, the underwriters named below, for whom Morgan Stanley & Co. LLC, Leerink Partners LLC, Evercore Group L.L.C. and Cantor Fitzgerald & Co. are acting as representatives, have severally agreed to purchase, and we have agreed to sell to them, severally, the number of shares indicated below:

 

Name

   Number of
Shares
 

Morgan Stanley & Co. LLC

  

Leerink Partners LLC

  

Evercore Group L.L.C.

  

Cantor Fitzgerald & Co.

  
  

 

 

 

Total:

          
  

 

 

 

The underwriters and the representatives are collectively referred to as the “underwriters” and the “representatives,” respectively. The underwriters are offering the shares of common stock subject to their acceptance of the shares from us and subject to prior sale. The underwriting agreement provides that the obligations of the several underwriters to pay for and accept delivery of the shares of common stock offered by this prospectus are subject to the approval of certain legal matters by their counsel and to certain other conditions. The underwriters are obligated to take and pay for all of the shares of common stock offered by this prospectus if any such shares are taken. However, the underwriters are not required to take or pay for the shares covered by the underwriters’ over-allotment option described below.

The underwriters initially propose to offer part of the shares of common stock directly to the public at the offering price listed on the cover page of this prospectus and part to certain dealers at a price that represents a concession not in excess of $    per share under the public offering price. After the initial offering of the shares of common stock, the offering price and other selling terms may from time to time be varied by the representative.

We have granted to the underwriters an option, exercisable for 30 days from the date of this prospectus, to purchase up to      additional shares of common stock at the public offering price listed on the cover page of this prospectus, less underwriting discounts and commissions. The underwriters may exercise this option solely for the purpose of covering over-allotments, if any, made in connection with the offering of the shares of common stock offered by this prospectus. To the extent the option is exercised, each underwriter will become obligated, subject to certain conditions, to purchase about the same percentage of the additional shares of common stock as the number listed next to the underwriter’s name in the preceding table bears to the total number of shares of common stock listed next to the names of all underwriters in the preceding table.

The following table shows the per share and total public offering price, underwriting discounts and commissions and proceeds before expenses to us. These amounts are shown assuming both no exercise and full exercise of the underwriters’ option to purchase up to an additional      shares of common stock.

 

            Total  
     Per
Share
     No
Exercise
     Full
Exercise
 

Public offering price

   $           $           $       

Underwriting discounts and commissions to be paid by us

   $        $        $    

Proceeds, before expenses, to us

   $        $        $    

The estimated offering expenses payable by us, exclusive of the underwriting discounts and commissions, are approximately $   . We have agreed to reimburse the underwriters for expenses relating to clearance of

 

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this offering with the Financial Industry Regulatory Authority, Inc. (“FINRA”) up to $   . In accordance with FINRA Rule 5110 these reimbursed expenses are deemed underwriting compensation for this offering. The underwriters have agreed to reimburse us for certain immaterial expenses.

The underwriters have informed us that they do not intend sales to discretionary accounts to exceed 5% of the total number of shares of common stock offered by them.

We have applied to list our common stock on the NYSE under the trading symbol “EVMN”.

We and all directors and officers and the holders of all of our outstanding stock and stock options have agreed that, without the prior written consent of Morgan Stanley & Co. LLC, Leerink Partners LLC and Evercore Group L.L.C. on behalf of the underwriters, we and they will not publicly disclose an intention to, during the period ending 180 days after the date of this prospectus (the “restricted period”), (1) offer, pledge, sell, contract to sell, sell any option or contract to purchase, purchase any option or contract to sell, grant any option, right or warrant to purchase, lend or otherwise transfer or dispose of, directly or indirectly, any shares of common stock or any securities convertible into or exercisable or exchangeable for shares of common stock, (2) enter into any swap or other arrangement that transfers to another, in whole or in part, any of the economic consequences of ownership of the common stock, whether any such transaction described in clauses (1) or (2) above is to be settled by delivery of our common stock or such other securities, in cash or otherwise or (3) in the case of us, confidentially submit or file any registration statement with the Securities and Exchange Commission relating to the offering of any shares of common stock or any securities convertible into or exercisable or exchangeable for common stock.

In addition, we and each such person agree that, without the prior written consent of Morgan Stanley & Co. LLC, Leerink Partners LLC and Evercore Group L.L.C. on behalf of the underwriters, we or such other person will not, during the restricted period, make any demand for, or exercise any right with respect to, the registration of any shares of common stock or any security convertible into or exercisable or exchangeable for common stock.

With respect to us, the restrictions described in the immediately preceding paragraph do not apply to:

 

  i.

the sale of shares to the underwriters; or

 

  ii.

the issuance by us of shares of common stock upon the exercise of an option or a warrant or the conversion of a security outstanding on the date of this prospectus of which the underwriters have been advised in writing.

With respect to our directors, officers and securityholders, the restrictions described above do not apply to:

 

  i.

transactions relating to shares of common stock or other securities acquired in this offering or in open market transactions after the completion of this offering; provided that no filing under Section 16(a) of the Exchange Act or other public disclosure reporting a reduction in beneficial ownership of shares of common stock shall be required or shall be voluntarily made during the restricted period in connection with subsequent sales of common stock or other securities acquired in this offering or in such open market transactions (other than a required filing on Schedule 13D, 13F or 13G or, in the case of the case of certain of our securityholders, any required filing under Section 16(a) of the Exchange Act reporting a reduction in beneficial ownership of shares, which filing must clearly indicate in the footnotes thereto that such transfer is being made pursuant to the circumstances described in this clause (i));

 

  ii.

transfers of shares of common stock or any security convertible into common stock, or exercisable or exchangeable for, common stock (i) as a bona fide gift, including, without limitation, to a charitable organization or educational institution, (ii) to an immediate family member (as defined below) of the holder or to any trust or similar entity for the direct or indirect benefit of the holder or an immediate family member of the holder, (iii) to a corporation, partnership, limited liability company or other entity of which the holder or an immediate family member of the holder is the legal and beneficial

 

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owner of all of the outstanding equity securities or similar interests, (iv) by will, other testamentary document or intestate succession upon the death of the holder or (v) if the holder is a trust, to a trustor, trustee or beneficiary of the trust or to the estate of a beneficiary of such trust; provided that (1) in the case of any transfer or distribution pursuant to this clause (b), (A) such transfer shall not involve a disposition for value and (B) each donee, distributee or other transferee shall sign and deliver a lock-up agreement, (2) in the case of any transfer or distribution pursuant to clauses (b)(ii), (iii) and (v) above, no filing under Section 16(a) of the Exchange Act or other public disclosure reporting a reduction in beneficial ownership of shares of common stock shall be required or shall be voluntarily made during the restricted period (other than a required filing on Schedule 13D, 13F or 13G) and (3) in the case of any transfer or distribution pursuant to clauses (b)(i) and (iv) above, no filing under Section 16(a) of the Exchange Act or other public disclosure shall be made voluntarily during the restricted period, and to the extent a filing under Section 16(a) of the Exchange Act is required during the restricted period as a result of transfers made pursuant to clauses (b)(i) or (iv), it shall clearly indicate that the filing relates to the circumstances described in clause (b)(i) or (iv), as applicable, including that the securities remain subject to the terms of the lock-up agreement;

 

  iii.

transfers of shares of common stock or any security convertible into common stock, or exercisable or exchangeable for, common stock (i) as a distribution to current or former general or limited partners, managers or members, stockholders or other equityholders of the holder or (ii) to direct or indirect affiliates (within the meaning of Rule 405 under the Securities Act of 1933, as amended) of the holder or to the estates of the foregoing or to any investment fund or other entity that, directly or indirectly, controls or manages, is controlled or managed by, or is under common control or management with the holder or affiliates of the holder (including, for the avoidance of doubt, where the holder is a partnership, to its general partner or a successor partnership or fund, or any other funds managed by such partnership); provided that, in the case of any transfer or distribution pursuant to this clause (c), (A) each transferee, donee or distributee shall sign and deliver a lock-up agreement, (B) no filing under Section 16(a) of the Exchange Act or other public disclosure reporting a reduction in beneficial ownership of shares of common stock shall be required or shall be voluntarily made during the restricted period (other than a required filing on Schedule 13D, 13F or 13G) and (C) such transfer shall not involve a disposition for value;

 

  iv.

the exercise of options or other similar awards or the vesting or settlement of awards granted pursuant to a stock incentive plan or other equity award plan that is described in this prospectus (including the delivery and receipt of shares of common stock, other awards or any securities convertible into or exercisable or exchangeable for shares of common stock in connection with such exercise, vesting or settlement) and transfers of shares of common stock or any security convertible into, or exercisable or exchangeable for, common stock to us in connection with the vesting or settlement of restricted stock units or the exercise of options or other rights to acquire shares of common stock (including, in each case, by way of “net” or “cashless” exercise), including any transfer to us for the payment of tax withholdings or remittance payments due as a result of the vesting, settlement or exercise of such restricted stock units, options or other rights or sales of shares of common stock pursuant to a “sell-to-cover” arrangement upon the vesting, settlement or exercise of such restricted stock units, options or other rights solely to cover withholding tax obligations in connection with such transaction and any transfer to us for the payment of taxes as a result of such transaction, in all such cases, pursuant to equity awards granted under a stock incentive plan or other equity award plan that is described in this prospectus; provided that (i) any shares of common stock received upon such vesting, settlement or exercise that are not transferred to cover any such tax obligations shall be subject to the terms of the lock-up agreement and (ii) no filing under Section 16(a) of the Exchange Act or other public disclosure shall be voluntarily made during the restricted period and, to the extent a filing under Section 16(a) of the Exchange Act is required during the restricted period as a result of any transfer made pursuant to this clause (iv), it shall clearly indicate that the filing relates to the circumstances described in this clause (iv), including that the securities not otherwise transferred remain subject to the terms of the lock-up agreement;

 

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  v.

the conversion of our outstanding preferred stock into shares of common stock as described in this prospectus; provided that any such shares of common stock received upon such conversion shall remain subject to the terms of the lock-up agreement;

 

  vi.

transfers of shares of common stock or any security convertible into, or exercisable or exchangeable for, common stock by operation of law, including pursuant to a court or regulatory agency order, a settlement agreement, a qualified domestic order or in connection with a divorce settlement (including to any nominee or custodian of a person or entity to whom a transfer or disposition would be permissible); provided that (i) the transferee shall sign and deliver a lock-up agreement and (ii) no filing under Section 16(a) of the Exchange Act or other public disclosure shall be voluntarily made during the restricted period and, to the extent a filing under Section 16(a) of the Exchange Act is required during the restricted period as a result of a transfer made pursuant to this clause (vi), it shall clearly indicate that the filing relates to the circumstances described in this clause (vi), including that the securities are subject to the terms of a lock-up agreement;

 

  vii.

transfers of shares of common stock or any security convertible into, or exercisable or exchangeable for, common stock to us (i) in connection with the termination of the holder’s employment or (ii) pursuant to contractual agreements with us as in effect as of the date of this prospectus; provided that no filing under Section 16(a) of the Exchange Act or other public disclosure reporting a reduction in beneficial ownership of shares of common stock shall be required or shall be voluntarily made during the restricted period (other than a required filing on Schedule 13D, 13F or 13G) shall be required or shall be voluntarily made during the restricted period;

 

  viii.

transfers of shares of common stock or any security convertible into, or exercisable or exchangeable for, common stock to a third party pursuant to a merger, consolidation, bona fide tender offer or other similar transaction that is approved by our board of directors, made to all holders of shares of the common stock and involves a change of control; provided that in the event that such merger, consolidation, bona fide tender offer or other similar transaction is not completed, such securities held by the holder shall remain subject to the provisions of the lock-up agreement; or

 

  ix.

facilitating the establishment of a trading plan pursuant to Rule 10b5-1 under the Exchange Act for the transfer of shares of common stock; provided that (i) such plan does not provide for the transfer of common stock during the restricted period and (ii) to the extent a public announcement or filing under the Exchange Act, if any, is required of or voluntarily made by or on behalf of the holder or us regarding the establishment of such plan, such announcement or filing shall include a statement to the effect that no transfer of common stock may be made under such plan during the restricted period.

Morgan Stanley & Co. LLC, Leerink Partners LLC and Evercore Group L.L.C., in their sole discretion, may release the common stock and other securities subject to the lock-up agreements described above in whole or in part at any time.

In order to facilitate the offering of the common stock, the underwriters may engage in transactions that stabilize, maintain or otherwise affect the price of the common stock. Specifically, the underwriters may sell more shares than they are obligated to purchase under the underwriting agreement, creating a short position. A short sale is covered if the short position is no greater than the number of shares available for purchase by the underwriters under the over-allotment option. The underwriters can close out a covered short sale by exercising the over-allotment option or purchasing shares in the open market. In determining the source of shares to close out a covered short sale, the underwriters will consider, among other things, the open market price of shares compared to the price available under the over-allotment option. The underwriters may also sell shares in excess of the over-allotment option, creating a naked short position. The underwriters must close out any naked short position by purchasing shares in the open market. A naked short position is more likely to be created if the underwriters are concerned that there may be downward pressure on the price of the common stock in the open market after pricing that could adversely affect investors who purchase in this offering. As an additional means of facilitating this offering, the

 

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underwriters may bid for, and purchase, shares of common stock in the open market to stabilize the price of the common stock. These activities may raise or maintain the market price of the common stock above independent market levels or prevent or retard a decline in the market price of the common stock. The underwriters are not required to engage in these activities and may end any of these activities at any time.

We and the underwriters have agreed to indemnify each other against certain liabilities, including liabilities under the Securities Act.

A prospectus in electronic format may be made available on websites maintained by one or more underwriters, or selling group members, if any, participating in this offering. The representative may agree to allocate a number of shares of common stock to underwriters for sale to their online brokerage account holders. Internet distributions will be allocated by the representative to underwriters that may make Internet distributions on the same basis as other allocations.

The underwriters and their respective affiliates are full service financial institutions engaged in various activities, which may include securities trading, commercial and investment banking, financial advisory, investment management, investment research, principal investment, hedging, financing and brokerage activities. Certain of the underwriters and their respective affiliates have, from time to time, performed, and may in the future perform, various financial advisory and investment banking services for us, for which they received or will receive customary fees and expenses.

William Blair & Company, L.L.C. is acting as a financial adviser in connection with our preparation for this offering.

In addition, in the ordinary course of their various business activities, the underwriters and their respective affiliates may make or hold a broad array of investments and actively trade debt and equity securities (or related derivative securities) and financial instruments (including bank loans) for their own account and for the accounts of their customers and may at any time hold long and short positions in such securities and instruments. Such investment and securities activities may involve our securities and instruments. The underwriters and their respective affiliates may also make investment recommendations or publish or express independent research views in respect of such securities or instruments and may at any time hold, or recommend to clients that they acquire, long or short positions in such securities and instruments.

Pricing of the Offering

Prior to this offering, there has been no public market for our common stock. The initial public offering price was determined by negotiations between us and the representatives. Among the factors considered in determining the initial public offering price were our future prospects and those of our industry in general, our sales, earnings and certain other financial and operating information in recent periods and the price-earnings ratios, price-sales ratios, market prices of securities and certain financial and operating information of companies engaged in activities similar to ours.

Directed Share Program

At our request, the underwriters have reserved up to 5% of the shares of common stock to be issued by us and offered by this prospectus for sale, at the initial public offering price, to certain of our directors and officers and certain of our employees, business associates, investors and friends and family of our directors, officers, employees, business associates and investors. The sales will be made at our direction by Morgan Stanley & Co. LLC and its affiliates through a directed share program. Any shares sold in the directed share program to our directors or officers who have entered into lock-up agreements described above will be subject to the provisions of such lock-up agreements. The number of shares of common stock available for sale to the general public will be reduced to the extent such persons purchase such reserved shares. Any reserved shares that are not so purchased will be offered by the underwriters to the general public on the same basis as the other shares offered by this prospectus.

 

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Selling Restrictions

Canada

The shares may be sold only to purchasers purchasing, or deemed to be purchasing, as principal that are accredited investors, as defined in National Instrument 45-106 Prospectus Exemptions or subsection 73.3(1) of the Securities Act (Ontario), and are permitted clients, as defined in National Instrument 31-103 Registration Requirements, Exemptions and Ongoing Registrant Obligations. Any resale of the shares must be made in accordance with an exemption from, or in a transaction not subject to, the prospectus requirements of applicable securities laws.

Securities legislation in certain provinces or territories of Canada may provide a purchaser with remedies for rescission or damages if this prospectus (including any amendment thereto) contains a misrepresentation, provided that the remedies for rescission or damages are exercised by the purchaser within the time limit prescribed by the securities legislation of the purchaser’s province or territory. The purchaser should refer to any applicable provisions of the securities legislation of the purchaser’s province or territory for particulars of these rights or consult with a legal advisor.

Pursuant to section 3A.3 of National Instrument 33-105 Underwriting Conflicts (NI 33-105), the underwriters are not required to comply with the disclosure requirements of NI 33-105 regarding underwriter conflicts of interest in connection with this offering.

European Economic Area

In relation to each Member State of the European Economic Area (each, a “Relevant State”), no shares have been offered or will be offered pursuant to the offering to the public in that Relevant State prior to the publication of a prospectus in relation to the shares which has been approved by the competent authority in that Relevant State or, where appropriate, approved in another Relevant State and notified to the competent authority in that Relevant State, all in accordance with the Prospectus Regulation, except that offers of shares may be made to the public in that Relevant State at any time under the following exemptions under the Prospectus Regulation:

 

(a)

to any legal entity which is a qualified investor as defined under Article 2 of the Prospectus Regulation;

 

(b)

to fewer than 150 natural or legal persons (other than qualified investors as defined under Article 2 of the Prospectus Regulation), subject to obtaining the prior consent of the representatives for any such offer; or

 

(c)

in any other circumstances falling within Article 1(4) of the Prospectus Regulation,

provided that no such offer of shares shall require us or any representative to publish a prospectus pursuant to Article 3 of the Prospectus Regulation or supplement a prospectus pursuant to Article 23 of the Prospectus Regulation.

For the purposes of this provision, the expression an “offer to the public” in relation to the shares in any Relevant State means the communication in any form and by any means of sufficient information on the terms of the offer and any shares to be offered so as to enable an investor to decide to purchase or subscribe for any shares, and the expression “Prospectus Regulation” means Regulation (EU) 2017/1129 (as amended).

United Kingdom

No shares have been offered or will be offered pursuant to the offering to the public in the United Kingdom prior to the publication of a prospectus in relation to the shares which (i) has been approved by the Financial Conduct Authority or (ii) is to be treated as if it had been approved by the Financial Conduct Authority in accordance with the transitional provisions in Article 74 (transitional provisions) of the Prospectus Amendment etc (EU Exit) Regulations 2019/1234, except that offers of shares may be made to the public in the United Kingdom at any time under the following exemptions under the UK Prospectus Regulation:

 

(a)

to any legal entity which is a qualified investor as defined under Article 2 of the UK Prospectus Regulation;

 

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(b)

to fewer than 150 natural or legal persons (other than qualified investors as defined under Article 2 of the UK Prospectus Regulation), subject to obtaining the prior consent of the representatives for any such offer; or

 

(c)

in any other circumstances falling within Section 86 of the Financial Services and Markets Act 2000 (“FSMA”),

provided that no such offer of shares shall require us or any representative to publish a prospectus pursuant to Section 85 of the FSMA or supplement a prospectus pursuant to Article 23 of the UK Prospectus Regulation.

For the purposes of this provision, the expression an “offer to the public” in relation to the shares in the United Kingdom means the communication in any form and by any means of sufficient information on the terms of the offer and any shares to be offered so as to enable an investor to decide to purchase or subscribe for any shares, and the expression “UK Prospectus Regulation” means Regulation (EU) 2017/1129 as it forms part of domestic law by virtue of the European Union (Withdrawal) Act 2018.

Hong Kong

The shares of common stock have not been offered or sold and will not be offered or sold in Hong Kong, by means of any document, other than (a) to “professional investors” as defined in the Securities and Futures Ordinance (Cap. 571) of Hong Kong and any rules made under that Ordinance or (b) in other circumstances which do not result in the document being a “prospectus” as defined in the Companies Ordinance (Cap. 32) of Hong Kong or which do not constitute an offer to the public within the meaning of that Ordinance. No advertisement, invitation or document relating to the shares of common stock has been or may be issued or has been or may be in the possession of any person for the purposes of issue, whether in Hong Kong or elsewhere, which is directed at, or the contents of which are likely to be accessed or read by, the public of Hong Kong (except if permitted to do so under the securities laws of Hong Kong) other than with respect to shares of common stock which are or are intended to be disposed of only to persons outside Hong Kong or only to “professional investors” as defined in the Securities and Futures Ordinance and any rules made under that Ordinance.

Japan

The shares of common stock have not been and will not be registered under the Financial Instruments and Exchange Law of Japan (Law No. 25 of 1948, as amended) and, accordingly, will not be offered or sold, directly or indirectly, in Japan, or for the benefit of any Japanese Person (as defined below) or to others for re-offering or resale, directly or indirectly, in Japan or to any Japanese Person, except in compliance with all applicable laws, regulations and ministerial guidelines promulgated by relevant Japanese governmental or regulatory authorities in effect at the relevant time. For the purposes of this paragraph, “Japanese Person” means any person resident in Japan, including any corporation or other entity organized under the laws of Japan.

Singapore

This prospectus has not been registered as a prospectus with the Monetary Authority of Singapore. Accordingly, the shares of common stock were not offered or sold or caused to be made the subject of an invitation for subscription or purchase and will not be offered or sold or caused to be made the subject of an invitation for subscription or purchase, and this prospectus or any other document or material in connection with the offer or sale, or invitation for subscription or purchase, of the shares of common stock, has not been circulated or distributed, nor will it be circulated or distributed, whether directly or indirectly, to any person in Singapore other than (i) to an institutional investor (as defined in Section 4A of the Securities and Futures Act (Chapter 289) of Singapore (as modified or amended from time to time, the “SFA”)) pursuant to Section 274 of the SFA, (ii) to a relevant person (as defined in Section 275(2) of the SFA) pursuant to Section 275(1) of the SFA, or any person pursuant to Section 275(1A) of the SFA, and in accordance with the conditions specified in Section 275 of the SFA or (iii) otherwise pursuant to, and in accordance with the conditions of, any other applicable provision of the SFA.

 

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Where the shares of common stock are subscribed or purchased under Section 275 of the SFA by a relevant person which is:

(a) a corporation (which is not an accredited investor (as defined in Section 4A of the SFA)) the sole business of which is to hold investments and the entire share capital of which is owned by one or more individuals, each of whom is an accredited investor; or

(b) a trust (where the trustee is not an accredited investor) whose sole purpose is to hold investments and each beneficiary of the trust is an individual who is an accredited investor;

securities or securities-based derivatives contracts (each term as defined in Section 2(1) of the SFA) of that corporation or the beneficiaries’ rights and interest (howsoever described) in that trust shall not be transferred within six months after that corporation or that trust has acquired the securities pursuant to an offer made under Section 275 of the SFA except:

(1) to an institutional investor or to a relevant person, or to any person arising from an offer referred to in Section 275(1A) or Section 276(4)(i)(B) of the SFA;

(2) where no consideration is or will be given for the transfer;

(3) where the transfer is by operation of law; or

(4) as specified in Section 276(7) of the SFA.

Switzerland

The shares may not be publicly offered in Switzerland and will not be listed on the SIX Swiss Exchange (the “SIX”) or on any other stock exchange or regulated trading facility in Switzerland. This prospectus has been prepared without regard to the disclosure standards for issuance prospectuses under art. 652a or art. 1156 of the Swiss Code of Obligations or the disclosure standards for listing prospectuses under art. 27 ff. of the SIX Listing Rules or the listing rules of any other stock exchange or regulated trading facility in Switzerland. Neither this prospectus nor any other offering or marketing material relating to the shares or the offering may be publicly distributed or otherwise made publicly available in Switzerland.

Neither this prospectus nor any other offering or marketing material relating to us, the offering, or the shares have been or will be filed with or approved by any Swiss regulatory authority. In particular, this prospectus will not be filed with, and the offering of shares will not be supervised by, the Swiss Financial Market Supervisory Authority FINMA, and the offering of shares has not been and will not be authorized under the Swiss Federal Act on Collective Investment Schemes (the “CISA”). The investor protection afforded to acquirers of interests in collective investment schemes under the CISA does not extend to acquirers of the shares.

Dubai International Financial Centre

This prospectus relates to an Exempt Offer in accordance with the Offered Securities Rules of the Dubai Financial Services Authority (the “DFSA”). This prospectus is intended for distribution only to persons of a type specified in the Offered Securities Rules of the DFSA. It must not be delivered to, or relied on by, any other person. The DFSA has no responsibility for reviewing or verifying any documents in connection with Exempt Offers. The DFSA has not approved this prospectus nor taken steps to verify the information set forth herein and has no responsibility for the prospectus. The shares to which this prospectus relates may be illiquid and/or subject to restrictions on their resale. Prospective purchasers of the shares offered should conduct their own due diligence on the shares. If you do not understand the contents of this prospectus you should consult an authorized financial advisor.

Australia

No placement document, prospectus, product disclosure statement or other disclosure document has been lodged with the Australian Securities and Investments Commission, in relation to the offering. This prospectus

 

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does not constitute a prospectus, product disclosure statement or other disclosure document under the Corporations Act 2001 (the “Corporations Act”) and does not purport to include the information required for a prospectus, product disclosure statement or other disclosure document under the Corporations Act.

Any offer in Australia of the shares may only be made to persons (“Exempt Investors”)) who are “sophisticated investors” (within the meaning of section 708(8) of the Corporations Act), “professional investors” (within the meaning of section 708(11) of the Corporations Act) or otherwise pursuant to one or more exemptions contained in section 708 of the Corporations Act so that it is lawful to offer the shares without disclosure to investors under Chapter 6D of the Corporations Act.

The shares applied for by Exempt Investors in Australia must not be offered for sale in Australia in the period of 12 months after the date of allotment under the offering, except in circumstances where disclosure to investors under Chapter 6D of the Corporations Act would not be required pursuant to an exemption under section 708 of the Corporations Act or otherwise or where the offer is pursuant to a disclosure document which complies with Chapter 6D of the Corporations Act. Any person acquiring the shares must observe such Australian on-sale restrictions.

This prospectus contains general information only and does not take account of the investment objectives, financial situation or particular needs of any particular person. It does not contain any securities recommendations or financial product advice. Before making an investment decision, investors need to consider whether the information in this prospectus is appropriate to their needs, objectives and circumstances and, if necessary, seek expert advice on those matters.

Israel

In the State of Israel this prospectus shall not be regarded as an offer to the public to purchase shares of common stock under the Israeli Securities Law, 5728—1968, which requires a prospectus to be published and authorized by the Israel Securities Authority, if it complies with certain provisions of Section 15 of the Israeli Securities Law, 5728—1968, including if: (i) the offer is made, distributed or directed to not more than 35 investors, subject to certain conditions (the “Addressed Investors”) or (ii) the offer is made, distributed or directed to certain qualified investors defined in the First Addendum of the Israeli Securities Law, 5728—1968, subject to certain conditions (the “Qualified Investors”). The Qualified Investors shall not be taken into account in the count of the Addressed Investors and may be offered to purchase shares of common stock in addition to the 35 Addressed Investors. The Company has not and will not take any action that would require it to publish a prospectus in accordance with and subject to the Israeli Securities Law, 5728—1968. We have not and will not distribute this prospectus or make, distribute or direct an offer to subscribe for our common stock to any person within the State of Israel, other than to Qualified Investors and up to 35 Addressed Investors.

Qualified Investors may have to submit written evidence that they meet the definitions set out in of the First Addendum to the Israeli Securities Law, 5728—1968. In particular, we may request, as a condition to be offered common stock, that Qualified Investors will each represent, warrant and certify to us and/or to anyone acting on our behalf: (i) that it is an investor falling within one of the categories listed in the First Addendum to the Israeli Securities Law, 5728—1968; (ii) which of the categories listed in the First Addendum to the Israeli Securities Law, 5728—1968 regarding Qualified Investors is applicable to it; (iii) that it will abide by all provisions set forth in the Israeli Securities Law, 5728—1968 and the regulations promulgated thereunder in connection with the offer to be issued common stock; (iv) that the shares of common stock that it will be issued are, subject to exemptions available under the Israeli Securities Law, 5728—1968: (a) for its own account; (b) for investment purposes only; and (c) not issued with a view to resale within the State of Israel, other than in accordance with the provisions of the Israeli Securities Law, 5728—1968; and (v) that it is willing to provide further evidence of its Qualified Investor status. Addressed Investors may have to submit written evidence in respect of their identity and may have to sign and submit a declaration containing, inter alia, the Addressed Investor’s name, address and passport number or Israeli identification number.

 

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LEGAL MATTERS

The validity of the common stock offered hereby will be passed upon for us by Cooley LLP, Boston, Massachusetts. Covington  & Burling LLP, New York, New York, is counsel to the underwriters in connection with this offering.

EXPERTS

The consolidated financial statements of Evommune, Inc. (the Company) as of December 31, 2024 and 2023 and for the years then ended included in this prospectus and in the registration statement have been so included in reliance on the report of BDO USA, P.C., an independent registered public accounting firm, given on the authority of said firm as experts in auditing and accounting. The report on the consolidated financial statements contains an explanatory paragraph regarding the Company’s ability to continue as a going concern.

WHERE YOU CAN FIND ADDITIONAL INFORMATION

We have filed with the SEC a registration statement on Form S-1 under the Securities Act with respect to the shares of common stock being offered by this prospectus, which constitutes a part of the registration statement. This prospectus does not contain all of the information in the registration statement and its exhibits. For further information with respect to us and the common stock offered by this prospectus, we refer you to the registration statement and its exhibits. Statements contained in this prospectus as to the contents of any contract or any other document referred to are not necessarily complete, and, in each instance, we refer you to the copy of the contract or other document filed as an exhibit to the registration statement. Each of these statements is qualified in all respects by this reference.

You can read our SEC filings, including the registration statement, over the Internet at the SEC’s website at www.sec.gov. Upon completion of this offering, we will be subject to the information reporting requirements of the Exchange Act, and we will file reports, proxy statements and other information with the SEC. These reports, proxy statements and other information will be available via the SEC’s website at www.sec.gov. We also maintain a website at www.evommune.com, at which you may access these materials free of charge as soon as reasonably practicable after they are electronically filed with, or furnished to, the SEC. However, the information contained in or accessible through our website is not part of this prospectus or the registration statement of which this prospectus forms a part, and investors should not rely on such information in making a decision to purchase our common stock in this offering.

 

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EVOMMUNE, INC.

INDEX TO CONSOLIDATED FINANCIAL STATEMENTS

 

Audited Financial Statements as of and for the Years Ended December 31, 2024 and 2023    Page  

Report of Independent Registered Public Accounting Firm

     F-2  

Consolidated Balance Sheets

     F-3  

Consolidated Statements of Operations

     F-4  

Consolidated Statements of Convertible Preferred Stock and Stockholders’ Deficit

     F-5  

Consolidated Statements of Cash Flows

     F-6  

Notes to the Consolidated Financial Statements

     F-7  

 

Unaudited Condensed Financial Statements as of and for the Six Months Ended June 30, 2025 and
2024
   Page  

Condensed Consolidated Balance Sheets

     F-37  

Condensed Consolidated Statements of Operations

     F-38  

Condensed Consolidated Statements of Convertible Preferred Stock and Stockholders’ Deficit

     F-39  

Condensed Consolidated Statements of Cash Flows

     F-40  

Notes to the Condensed Consolidated Financial Statements

     F-41  

 

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Report of Independent Registered Public Accounting Firm

Stockholders and Board of Directors

Evommune, Inc.

Palo Alto, CA

Opinion on the Consolidated Financial Statements

We have audited the accompanying consolidated balance sheets of Evommune, Inc. (the “Company”) as of December 31, 2024 and 2023, the related consolidated statements of operations, statements of convertible preferred stock and stockholders’ deficit, and cash flows for each of the years then ended, and the related notes (collectively referred to as the “consolidated financial statements”). In our opinion, the consolidated financial statements present fairly, in all material respects, the financial position of the Company at December 31, 2024 and 2023, and the results of its operations and its cash flows for each of the years then ended, in conformity with accounting principles generally accepted in the United States of America.

Going Concern Uncertainty

The accompanying consolidated financial statements have been prepared assuming that the Company will continue as a going concern. As discussed in Note 1 to the consolidated financial statements, the Company has incurred recurring losses from operations and expects such losses to continue in the future. These factors raise substantial doubt about its ability to continue as a going concern. Management’s plans in regard to these matters are also described in Note 1. The consolidated financial statements do not include any adjustments that might result from the outcome of this uncertainty.

Basis for Opinion

These consolidated financial statements are the responsibility of the Company’s management. Our responsibility is to express an opinion on the Company’s consolidated financial statements based on our audits. We are a public accounting firm registered with the Public Company Accounting Oversight Board (United States) (PCAOB) and are required to be independent with respect to the Company in accordance with the U.S. federal securities laws and the applicable rules and regulations of the Securities and Exchange Commission and the PCAOB.

We conducted our audits in accordance with the standards of the PCAOB. Those standards require that we plan and perform the audit to obtain reasonable assurance about whether the consolidated financial statements are free of material misstatement, whether due to error or fraud. The Company is not required to have, nor were we engaged to perform, an audit of its internal control over financial reporting. As part of our audits we are required to obtain an understanding of internal control over financial reporting but not for the purpose of expressing an opinion on the effectiveness of the Company’s internal control over financial reporting. Accordingly, we express no such opinion.

Our audits included performing procedures to assess the risks of material misstatement of the consolidated financial statements, whether due to error or fraud, and performing procedures that respond to those risks. Such procedures included examining, on a test basis, evidence regarding the amounts and disclosures in the consolidated financial statements. Our audits also included evaluating the accounting principles used and significant estimates made by management, as well as evaluating the overall presentation of the consolidated financial statements. We believe that our audits provide a reasonable basis for our opinion.

/s/ BDO USA, P.C.

We have served as the Company’s auditor since 2022.

New York, NY

May 14, 2025

 

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EVOMMUNE, INC.

Consolidated Balance Sheets

(in thousands, except share and per share amounts)

 

     December 31,  
     2024     2023  

Assets

    

Current assets:

    

Cash and cash equivalents

   $ 16,255     $ 29,024  

Short-term investments

     55,785       50,060  

Prepaid expenses and other current assets

     1,948       948  
  

 

 

   

 

 

 

Total current assets

     73,988       80,032  

Operating lease right-of-use assets

     472       1,231  

Property and equipment, net

     1,326       734  

Restricted cash

     208       208  

Other non-current assets

     61       44  
  

 

 

   

 

 

 

Total assets

   $ 76,055     $ 82,249  
  

 

 

   

 

 

 

Liabilities, Convertible Preferred Stock, and Stockholders’ Deficit

    

Current liabilities:

    

Accounts payable

   $ 8,264     $ 1,758  

Accrued liabilities

     6,729       4,026  

Operating lease liability, current portion

     487       769  

Convertible preferred stock forward

     8,928        

Deferred revenue, current portion

     3,000        

Other current liabilities

     573       304  
  

 

 

   

 

 

 

Total current liabilities

     27,981       6,857  

Operating lease liability, non-current portion

           487  

Deferred revenue, non-current portion

           3,000  

Other non-current liabilities

     535       245  
  

 

 

   

 

 

 

Total liabilities

     28,516       10,589  
  

 

 

   

 

 

 

Commitments and contingencies (Note 6)

    

Convertible preferred stock, $0.0001 par value — 157,657,729 and 85,222,619 shares authorized at December 31, 2024 and 2023, respectively, and 116,716,142 and 85,222,619 shares issued and outstanding at December 31, 2024 and 2023, respectively, (Liquidation value $210,328 and $154,412 at December 31, 2024 and 2023, respectively)

     191,776       149,374  

Stockholders’ deficit:

    

Common stock, $0.0001 par value — 223,593,879 and 127,600,000 shares authorized at December 31, 2024 and 2023, respectively; 13,215,131 and 13,161,608 shares issued and outstanding at December 31, 2024 and 2023, respectively

     1       1  

Additional paid-in capital

     7,981       6,196  

Accumulated deficit

     (152,219     (83,911
  

 

 

   

 

 

 

Total stockholders’ deficit

     (144,237     (77,714
  

 

 

   

 

 

 

Total liabilities and stockholders’ deficit

   $ 76,055     $ 82,249  
  

 

 

   

 

 

 

The accompanying notes are an integral part of these consolidated financial statements.

 

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EVOMMUNE, INC.

Consolidated Statements of Operations

(in thousands, except share and per share amounts)

 

     Years Ended December 31,  
     2024     2023  

Revenues:

    

License revenue

   $ 7,000     $ 5,000  
  

 

 

   

 

 

 

Total revenue

     7,000       5,000  

Operating expenses:

    

Research and development

     64,244       31,997  

General and administrative

     12,769       10,853  
  

 

 

   

 

 

 

Total operating expenses

     77,013       42,850  
  

 

 

   

 

 

 

Loss from operations

     (70,013     (37,850
  

 

 

   

 

 

 

Other income (expense):

    

Interest income

     3,242       3,856  

Other expense

     (37     (59
  

 

 

   

 

 

 

Total other income

     3,205       3,797  
  

 

 

   

 

 

 

Net loss

   $ (66,808   $ (34,053
  

 

 

   

 

 

 

Deemed dividend

     (1,500      

Net loss attributable to common stockholders

   $ (68,308   $ (34,053
  

 

 

   

 

 

 

Basic and diluted net loss per share of common stock

   $ (5.32   $ (3.19
  

 

 

   

 

 

 

Weighted average basic and diluted shares of common stock outstanding

     12,847,919       10,675,277  
  

 

 

   

 

 

 

The accompanying notes are an integral part of these consolidated financial statements.

 

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EVOMMUNE, INC.

Consolidated Statements of Convertible Preferred Stock and Stockholders’ Deficit

(in thousands, except share amounts)

 

    Convertible Preferred
Stock
    Common Stock     Additional
Paid-in

Capital
    Accumulated
Deficit
    Total
Stockholders’

Deficit
 
    Shares     Amount     Shares     Amount  

Balance, January 1, 2023

    53,038,234     $ 86,619       12,944,707     $ 1     $ 4,279     $ (49,858   $ (45,578

Issuance of common stock on exercise of options

                36,145             5             5  

Issuance of Series A convertible preferred stock, net of transaction costs (Note 7)

    3,615,141       6,128                                

Conversion of Series A convertible preferred stock to common stock (Note 7)

    (180,756     (351     180,756             351             351  

Issuance of Series B convertible preferred stock, net of transaction costs (Note 7)

    28,750,000       56,978                                

Stock-based compensation expense

                            1,484             1,484  

Vesting of early exercised options

                            77             77  

Net loss

                                  (34,053     (34,053
 

 

 

   

 

 

   

 

 

   

 

 

   

 

 

   

 

 

   

 

 

 

Balance, December 31, 2023

    85,222,619       149,374       13,161,608       1       6,196       (83,911     (77,714
 

 

 

   

 

 

   

 

 

   

 

 

   

 

 

   

 

 

   

 

 

 

Issuance of common stock on exercise of options

                53,523             13             13  

Issuance of Series C convertible preferred stock, net of transaction costs and tranche liability (Note 7)

    31,493,523       42,402                                

Stock-based compensation expense

                            1,722             1,722  

Vesting of early exercised options

                            50             50  

Deemed dividend

                                  (1,500     (1,500

Net loss

                                  (66,808     (66,808
 

 

 

   

 

 

   

 

 

   

 

 

   

 

 

   

 

 

   

 

 

 

Balance, December 31, 2024

    116,716,142     $ 191,776       13,215,131     $ 1     $ 7,981     $ (152,219   $ (144,237
 

 

 

   

 

 

   

 

 

   

 

 

   

 

 

   

 

 

   

 

 

 

The accompanying notes are an integral part of these consolidated financial statements.

 

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EVOMMUNE, INC.

Consolidated Statements of Cash Flows

(in thousands)

 

     Years Ended
December 31
 
     2024     2023  

Cash flows from operating activities:

    

Net loss

   $ (66,808   $ (34,053

Adjustments to reconcile net loss to net cash used in operating activities:

    

Stock-based compensation expense

     1,722       1,484  

Accretion of discount on short-term investments

     (1,820     (1,745

Depreciation and amortization

     1,287       1,000  

Changes in operating assets and liabilities:

    

Prepaid expenses and other assets

     (1,017     (285

Accounts payable

     6,506       125  

Accrued liabilities

     2,704       1,190  

Operating lease liabilities

     (769     (686

Deferred revenue

           3,000  
  

 

 

   

 

 

 

Net cash used in operating activities

     (58,195     (29,970
  

 

 

   

 

 

 

Cash flows from investing activities:

    

Purchase of short-term investments

     (90,255     (91,314

Maturity of short-term investments

     86,350       42,999  

Purchase of property and equipment

     (88     (118
  

 

 

   

 

 

 

Net cash used in investing activities

     (3,993     (48,433
  

 

 

   

 

 

 

Cash flows from financing activities:

    

Proceeds from issuance of convertible preferred stock, net of issuance costs

     49,829       63,978  

Proceeds from exercise of stock options

     13       5  

Principal payments of finance lease liability

     (208     (38

Principal payments of financing obligation

     (215     (192
  

 

 

   

 

 

 

Net cash provided by financing activities

     49,419       63,753  
  

 

 

   

 

 

 

Net decrease in cash, cash equivalents and restricted cash

     (12,769     (14,650

Cash, cash equivalents and restricted cash, beginning of year

     29,232       43,882  
  

 

 

   

 

 

 

Cash, cash equivalents and restricted cash, end of year

   $ 16,463     $ 29,232  
  

 

 

   

 

 

 

Components of cash, cash equivalents, and restricted cash

    

Cash and cash equivalents

   $ 16,255     $ 29,024  

Restricted cash

     208       208  
  

 

 

   

 

 

 

Total cash, cash equivalents, and restricted cash

   $ 16,463     $ 29,232  
  

 

 

   

 

 

 

Supplemental cash flow disclosures:

    

Cash paid for interest

   $ 34     $ 58  

Non-cash investing and financing activities:

    

Vesting of early exercised stock options

   $ 50     $ 77  

Assets acquired under finance leases

   $ 1,032     $  

Deemed dividend from trigger of anti-dilution provision (Note 7)

   $ 1,500     $  

Conversion of convertible preferred stock to common stock (Note 7)

   $     $ 351  

Issuance of convertible preferred stock upon settlement of derivative liability (Note 7)

   $     $ 872  

The accompanying notes are an integral part of these consolidated financial statements.

 

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EVOMMUNE, INC.

Notes to the Consolidated Financial Statements

1. Organization and Description of the Business

Business and Organization

Evommune, Inc. and subsidiaries (“Evommune” or the “Company”) is a Delaware corporation headquartered in Palo Alto, California. Evommune is a clinical-stage biotechnology company developing innovative therapies that target key drivers of chronic inflammatory diseases.

Liquidity

The Company has incurred significant operating losses since inception and has relied primarily on equity financing and license revenue to fund its operations. As of December 31, 2024, the Company had an accumulated deficit of $152.2 million. The Company expects to continue to incur substantial losses, and its ability to achieve and sustain profitability will depend on the successful development, approval, and commercialization of product candidates and on the achievement of sufficient revenue to support its cost structure. The Company may never achieve profitability and, unless and until it does, the Company will need to continue to raise additional capital.

Going Concern

The accompanying consolidated financial statements have been prepared in conformity with accounting principles generally accepted in the United States of America (“GAAP”), which contemplate continuation of the Company as a going concern and the realization of assets and satisfaction of liabilities in the normal course of business. The Company has not established a source of revenues sufficient to cover its operating costs, and as such, has been dependent on funding operations through the sale of equity and equity-linked securities. Since inception, the Company has experienced significant losses and incurred negative cash flows from operations. The Company expects to continue to incur further losses over the next several years as it develops its business. The Company has spent, and expects to continue to spend, a substantial amount of funds in connection with implementing its business strategy, including its planned product development efforts, preparation for its planned clinical trials, performance of clinical trials and its research and discovery efforts.

The Company’s cash, cash equivalents and short-term investments as of December 31, 2024 will not be sufficient to enable the Company to meet its long-term expected plans, including initiation or completion of future registration studies. Following the completion of its ongoing and planned clinical trials, the Company will likely need to raise additional capital within one year of the issuance of this report to fund continued operations. The Company has no commitments for any additional financing and may not be successful in its efforts to raise additional funds when needed on commercially acceptable terms or at all or achieve profitable operations. Any amounts raised will be used for further development of the Company’s product candidates and for other working capital purposes.

If the Company is unable to obtain additional capital (which is not assured at this time), its long-term business plan may not be accomplished and the Company may be forced to curtail or cease operations. These factors individually and collectively raise substantial doubt about the Company’s ability to continue as a going concern within one year after the issuance date of these financial statements. The accompanying consolidated financial statements do not include any adjustments or classifications that may result from the possible inability of the Company to continue as a going concern.

Significant Risks and Uncertainties

The Company operates in a dynamic and highly competitive industry and believes that changes in any of the following areas could have a material adverse effect on the Company’s future financial position, results of

 

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EVOMMUNE, INC.

Notes to the Consolidated Financial Statements

 

operations, or cash flows: its ability to continue research and development of its product candidates; payment obligations under license or collaboration agreements; litigation or claims against its intellectual property portfolio; operational, financial and management systems; sales, marketing and distribution infrastructure; competing therapies and marketing development; investment in or in-license other technologies.

Product candidates being developed by the Company require approvals from the U.S. Food and Drug Administration (“FDA”) or other international regulatory agencies prior to commercial sales. There can be no assurance that any product candidates will receive the necessary approvals. If the Company is denied approval, approval is delayed or the Company is unable to maintain approval, it could have a material adverse impact on the Company.

The Company has expended and expects to continue to expend substantial funds to complete the research, development and preclinical and clinical testing of product candidates. The Company also will be required to expend additional funds to establish commercial-scale manufacturing arrangements and to provide for the marketing and distribution of product candidates that may receive regulatory approval. If adequate funds are unavailable from operations or additional sources of financing, the Company may have to delay, reduce the scope of or eliminate one or more of its research or development programs which would materially and adversely affect its business, financial condition and results of operations.

The Company is currently operating in a period of economic uncertainty and capital markets disruption, which has been impacted by domestic and global monetary and fiscal policy, geopolitical instability, a recessionary environment and high domestic and global inflation. The U.S. Federal Reserve and other central banks may be unable to contain inflation through more restrictive monetary policy, and inflation may increase or continue for a prolonged period of time. Inflationary factors, such as increases in the cost of clinical supplies, interest rates, overhead costs and transportation costs may adversely affect the Company’s operating results. The Company continues to monitor these events and the potential impact on its business. Although the Company does not believe that inflation has had a material impact on its financial position or operations to date, it may be adversely affected in the future due to domestic and global monetary and fiscal policy, supply chain constraints, and other factors, and such factors may lead to increases in the cost of manufacturing for and initiation of studies in the Company’s product candidates.

2. Summary of Significant Accounting Policies

Basis of Presentation

The Company operates in one segment considering the nature of the Company’s products and services, class of customers, methods used to distribute the products and the regulatory environment in which the Company operates. The accompanying consolidated financial statements, which include the accounts of Evommune, Inc. and its subsidiaries, all of which are wholly owned by Evommune, Inc., have been prepared in conformity with Generally Accepted Accounting Principles (“GAAP”) as defined by the Financial Accounting Standards Board (“FASB”).

Use of Estimates

The preparation of financial statements in conformity with GAAP requires management to make estimates and assumptions that affect the reported amounts of assets and liabilities and the reported amounts of income and expenses during the reporting period. On an ongoing basis, the Company evaluates its estimates and assumptions, including those related to revenue recognition, stock-based compensation, including the fair value of common stock and related assumptions, accrued expenses, and the valuation of convertible preferred stock forwards. Management bases its estimates on historical experience and on various other assumptions that it believes to be

 

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EVOMMUNE, INC.

Notes to the Consolidated Financial Statements

 

reasonable under the circumstances, the results of which form the basis for making judgments about the carrying values of assets and liabilities that are not readily apparent from other sources. Actual results may differ materially from those estimates.

Segments

The Company has a single operating segment. The Company’s chief operating decision maker (“CODM”), its Chief Executive Officer, manages and allocates resources to the operations of the Company on a total company basis by assessing the overall level of resources available and how to best deploy these resources across functions and research and development projects that are in line with long-term Company-wide strategic goals. In making these decisions, the CODM uses consolidated financial information for purposes of evaluating performance, forecasting future period financial results, and allocating resources. The CODM performs this assessment based on the Company’s consolidated net loss. Through this analysis, the CODM assesses performance by comparing actual net loss versus the budget, and then decides how to allocate resources to invest in the Company’s research and development programs. The following is a breakdown of net loss by category as managed by the CODM (in thousands).

 

     Years Ended
December 31,
 
     2024     2023  

Revenue

   $ 7,000     $ 5,000  

Operating expenses:

    

EVO756

     24,662       7,589  

EVO301

     19,669        

Other research and development

     10,314       18,051  
  

 

 

   

 

 

 

Total external research and development

     54,645       25,640  

Research and development personnel costs

     9,599       6,357  
  

 

 

   

 

 

 

Total research and development operating expenses

     64,244       31,997  

General and administrative operating expenses

     6,811       6,509  

General and administrative personnel costs

     5,958       4,344  
  

 

 

   

 

 

 

Total general and administrative operating expenses

     12,769       10,853  
  

 

 

   

 

 

 

Total operating expenses

     77,013       42,850  

Interest income, net

     3,205       3,797  
  

 

 

   

 

 

 

Net loss

   $ (66,808   $ (34,053
  

 

 

   

 

 

 

Other research and development consists of discovery research, preclinical programs and other early stage development programs. The measure of segment assets, all of which are held in the United States, is reported on the consolidated balance sheets as total assets. Additionally, segment depreciation expense is consistent with amounts reported within the consolidated statements of cash flows.

Revenue Recognition

The Company recognizes revenue in accordance with FASB Accounting Standards Codification (“ASC”) 606, Revenue from Contracts with Customers (“ASC 606”), the core principle of which is that an entity should recognize revenue to depict the transfer of promised goods or services to customers in an amount that reflects the consideration to which the entity expects to be entitled to receive in exchange for those goods or services. To achieve this core principle, five basic criteria must be met before revenue can be recognized: (1) identify the

 

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EVOMMUNE, INC.

Notes to the Consolidated Financial Statements

 

contract with a customer; (2) identify the performance obligations in the contract; (3) determine the transaction price; (4) allocate the transaction price to performance obligations in the contract; and (5) recognize revenue when or as the Company satisfies a performance obligation. The Company only applies the five-step model to contracts when it determines that it is probable it will collect the consideration to which it is entitled in exchange for the goods or services it transfers to the customer. At contract inception, once the contract is determined to be within the scope of ASC 606, the Company assesses the goods or services promised within each contract and determines those that are performance obligations and assesses whether each promised good or service is distinct. The Company then recognizes as revenue the amount of the transaction price that is allocated to the respective performance obligation when (or as) the performance obligation is satisfied.

Amounts received prior to satisfying the revenue recognition criteria are recognized as deferred revenue in the Company’s consolidated balance sheets. Amounts expected to be recognized as revenue within the 12 months following the balance sheet date are classified as current portion of deferred revenue. Amounts not expected to be recognized as revenue within the 12 months following the balance sheet date are classified as deferred revenue, non-current portion. Since inception, the Company’s only revenues have been generated through license agreements.

License Revenue

The terms of the Company’s license agreements typically may include payment to the Company of one or more of the following: nonrefundable, up-front license fees; research, development and commercial milestone payments; royalties and other contingent payments due based on the activities of the counterparty. Each of these types of revenue are recorded as license revenues in the Company’s consolidated statements of operations (Note 5).

As part of the accounting for these arrangements, the Company allocates the transaction price to each performance obligation on a relative stand-alone selling price basis. The stand-alone selling price may be, but is not presumed to be, the contract price. In determining the allocation, the Company maximizes the use of observable inputs. When the stand-alone selling price of a good or service is not directly observable, the Company estimates the stand-alone selling price for each performance obligation using assumptions that require judgment. Acceptable estimation methods include, but are not limited to: (i) the adjusted market assessment approach, (ii) the expected cost plus margin approach, and (iii) the residual approach (when the stand-alone selling price is not directly observable and is either highly variable or uncertain). In order for the residual approach to be used, the Company must demonstrate that (a) there are observable stand-alone selling prices for one or more of the performance obligations and (b) one of the two criteria in ASC 606-10- 32-34(c)(1) and (2) is met. The residual approach cannot be used if it would result in a stand-alone selling price of zero for a performance obligation as a performance obligation, by definition, has value on a stand-alone basis.

An option in a contract to acquire additional goods or services gives rise to a performance obligation only if the option provides a material right to the customer that it would not receive without entering into that contract. Factors that the Company considers in evaluating whether an option represents a material right include, but are not limited to: (i) the overall objective of the arrangement, (ii) the benefit the collaborator might obtain from the arrangement without exercising the option, (iii) the cost to exercise the option (for example, priced at a significant and incremental discount) and (iv) the likelihood that the option will be exercised. With respect to options determined to be performance obligations, the Company recognizes revenue when those future goods or services are transferred or when the options expire.

The Company’s revenue arrangements may include the following:

Up-front License Fees: If a license is determined to be distinct from the other performance obligations identified in the arrangement, the Company recognizes revenues from nonrefundable, up-front fees allocated to

 

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EVOMMUNE, INC.

Notes to the Consolidated Financial Statements

 

the license when the license is transferred to the licensee and the licensee is able to use and benefit from the license. For licenses that are bundled with other promises, the Company utilizes judgment to assess the nature of the combined performance obligation to determine whether the combined performance obligation is satisfied over time or at a point in time and, if over time, the appropriate method of measuring progress for purposes of recognizing revenue from non-refundable, up-front fees. The Company evaluates the measure of progress each reporting period and, if necessary, adjusts the measure of performance and related revenue recognition.

Milestone Payments: At the inception of an agreement that includes research and development milestone payments, the Company evaluates whether each milestone is considered probable of being achieved and estimates the amount to be included in the transaction price using the most likely amount method. If it is probable that a significant revenue reversal would not occur, the associated milestone value is included in the transaction price. Milestone payments that are not within the Company’s or the licensee’s control, such as regulatory approvals, are not considered probable of being achieved until those approvals are received. The transaction price is then allocated to each performance obligation on a relative stand-alone selling price basis, for which the Company recognizes revenue as or when the performance obligations under the contract are satisfied. At the end of each subsequent reporting period, the Company re-evaluates the probability of achievement of such milestones and any related constraint, and if necessary, adjusts the Company’s estimate of the overall transaction price. Any such adjustments are recorded on a cumulative catch-up basis, which would affect license revenues and earnings in the period of adjustment.

Royalties: If the Company is entitled to receive sales-based royalties from its licensees, including milestone payments based on the level of sales, and the license is deemed to be the predominant item to which the royalties relate, the Company recognizes revenue at the later of (i) when the related sales occur, provided the reported sales are reliably measurable, or (ii) when the performance obligation to which some or all of the royalty has been allocated has been satisfied (or partially satisfied). To date, the Company has not recognized any royalty revenue resulting from any of its license arrangements.

The Company receives payments from its licensees based on schedules established in each contract. Upfront payments and fees are recorded as deferred revenue upon receipt, and may require deferral of revenue recognition to a future period until the Company performs its obligations under these arrangements. Amounts are recorded as accounts receivable when the Company’s right to consideration is unconditional. The Company does not assess whether a contract has a significant financing component if the expectation at contract inception is such that the period between payment by the licensees and the transfer of the promised goods or services to the licensees will be one year or less.

Transaction Price Allocated to Future Performance Obligations

ASC 606 requires that the Company disclose the aggregate amount of transaction price that is allocated to performance obligations that have not yet been satisfied as of December 31, 2024. The guidance provides certain practical expedients that limit this requirement. The Company has various contracts that meet the following practical expedients provided by ASC 606:

 

  1.  

The performance obligation is part of a contract that has an original expected duration of one year or less.

 

  2.  

Revenue is recognized from the satisfaction of the performance obligations in the amount billable to the customer.

 

  3.  

The variable consideration is allocated entirely to a wholly unsatisfied performance obligation or to a wholly unsatisfied promise to transfer a distinct good or service that forms part of a single performance obligation.

 

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EVOMMUNE, INC.

Notes to the Consolidated Financial Statements

 

As of December 31, 2024 and 2023, the Company had one performance obligation that had not yet been satisfied related to that sublicense agreement with Maruho Co., Ltd. (“Maruho”), dated September 26, 2023 (the “Maruho Japan Agreement”), with $3.0 million of the transaction price allocated to future performance obligations under ASC 606 (Note 5). The Company completed the associated performance obligation in February 2025 and as such, recognized $3.0 million in license revenue in the first quarter of 2025.

Concentration of Credit Risk

Cash equivalents are financial instruments that potentially subject the Company to concentrations of credit risk. The Company maintains cash balances in federally insured financial institutions of $1.75 million in excess of insurable limits as of December 31, 2024. The Company has not experienced any losses on its cash and cash equivalents. The Company does not believe that it is subject to unusual credit risk beyond the normal credit risk associated with commercial banking relationships.

Cash, Cash Equivalents and Short-term Investments

The Company considers all highly liquid investments purchased with an original maturity of three months or less to be cash equivalents. As of December 31, 2024 and 2023, cash and cash equivalents consisted of cash and money market mutual funds.

The Company has invested its excess cash in U.S. government securities. The Company intends and has the ability to hold these investments to maturity. Securities with original maturity dates of more than three months are reported as held-to-maturity investments and are recorded at amortized cost, which approximates fair value due to the negligible risk of changes in value due to interest rates. The Company determines the appropriate classification of its investments at the time of purchase. All of the Company’s investments in U.S. government securities are classified as held to maturity and are reported as short-term or long-term based on maturity dates.

The Company reviews investments for other-than-temporary impairment whenever the fair value of an investment is less than the amortized cost and evidence indicates that an investment’s carrying amount is not recoverable within a reasonable period of time. Other-than-temporary impairments of investments are recognized in the consolidated statements of operations if the Company experienced a credit loss and has the intent to sell the investment or if it is more likely than not that the Company will be required to sell the investment before recovery of the amortized cost basis. Evidence considered in this assessment includes reasons for the impairment, compliance with the Company’s investment policy, the severity and the duration of the impairment and changes in value subsequent to the end of the period. There was no impairment of the Company’s short-term investments as of December 31, 2024 and 2023.

 

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EVOMMUNE, INC.

Notes to the Consolidated Financial Statements

 

The following tables summarize the Company’s cash, cash equivalents and short-term investments (in thousands):

 

     December 31, 2024  
     Amortized
Cost
     Gross
Unrealized
Gains
     Gross
Unrealized
Losses
     Fair
Value
 

Cash and cash equivalents:

           

Cash and money market funds

   $ 16,255      $      $        16,255  
  

 

 

    

 

 

    

 

 

    

 

 

 

Total cash and cash equivalents

     16,255                      16,255  
  

 

 

    

 

 

    

 

 

    

 

 

 

Short-term investments:

           

Held-to-maturity securities

     55,785                      55,785  
  

 

 

    

 

 

    

 

 

    

 

 

 

Total short-term investments

     55,785                      55,785  
  

 

 

    

 

 

    

 

 

    

 

 

 

Total cash, cash equivalents and short-term investments

   $ 72,040      $      $      $ 72,040  
  

 

 

    

 

 

    

 

 

    

 

 

 

 

     December 31, 2023  
     Amortized
Cost
     Gross
Unrealized
Gains
     Gross
Unrealized
Losses
     Fair
Value
 

Cash and cash equivalents:

           

Cash and money market funds

   $ 29,024      $      $        29,024  
  

 

 

    

 

 

    

 

 

    

 

 

 

Total cash and cash equivalents

     29,024                      29,024  
  

 

 

    

 

 

    

 

 

    

 

 

 

Short-term investments:

           

Held-to-maturity securities

     50,060                      50,060  
  

 

 

    

 

 

    

 

 

    

 

 

 

Total short-term investments

     50,060                      50,060  
  

 

 

    

 

 

    

 

 

    

 

 

 

Total cash, cash equivalents and short-term investments

   $ 79,084      $      $      $ 79,084  
  

 

 

    

 

 

    

 

 

    

 

 

 

Restricted Cash

Restricted cash is defined as cash and cash equivalents that cannot be withdrawn or used for general operating activities. As of December 31, 2024 and 2023, the Company’s restricted cash was $0.2 million and was associated with a letter of credit issued in connection with an office lease.

Property and Equipment, Net

Property and equipment are recorded at cost, less accumulated depreciation and amortization. Depreciation is computed using the straight-line method over the estimated useful lives of the assets, generally three to five years, and leasehold improvements are amortized over the shorter of the lease term or the estimated useful life of the asset. Repairs and maintenance expenditures, which are not considered improvements and do not extend the useful life of property and equipment, are expensed as incurred. When assets are retired or otherwise disposed of, the cost and related accumulated depreciation and amortization are removed from the consolidated balance sheets and the resulting gain or loss is reflected in the consolidated statements of operations in the period realized.

Impairment of Long-Lived Assets

The Company reviews long-lived assets for impairment whenever events or changes in circumstances indicate that the carrying amount of an asset may not be recoverable. Recoverability is measured by comparing

 

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EVOMMUNE, INC.

Notes to the Consolidated Financial Statements

 

the carrying amount to the future undiscounted net cash flows the assets are expected to generate. If such assets are considered to be impaired, the impairment to be recognized is measured as the amount by which the carrying amount of the assets exceeds the projected discounted future net cash flows generated by the assets. There have been no such impairments of long-lived assets during the years ended December 31, 2024 and 2023.

Leases

Contractual arrangements that meet the definition of a lease are classified as operating or finance leases and are recorded on the consolidated balance sheets as both a right-of-use asset (“ROU asset”) and lease liability, calculated by discounting fixed lease payments over the lease term at the Company’s incremental borrowing rate (“IBR”). Lease ROU assets and lease obligations are recognized based on the present value of the future minimum lease payments over the lease term at commencement date. The Company currently has operating leases for office space and equipment and a finance lease related to lab and office equipment.

ROU assets are adjusted for (i) payments made at or before the commencement date, (ii) initial direct costs incurred, and (iii) tenant incentives under the lease. As the implicit rates for the operating leases are not determinable, the Company uses an IBR based on the information available at the respective lease commencement dates to determine the present value of future payments. IBR represents the interest rate that the Company would expect to incur at lease commencement to borrow an amount equal to the lease payments on a collateralized basis with similar terms and payments, in an economic environment where the leased asset is located. The Company considers a lease term to be the noncancelable period that it has the right to use the underlying asset, including any periods where it is reasonably certain the Company will exercise any option to extend the contract.

Lease costs for minimum lease payments for operating leases are recognized on a straight-line basis over the lease term. Lease liabilities are increased by interest and reduced by payments each period, and the ROU asset is amortized over the lease term. Variable lease payments that do not depend on an index or rate are recognized as lease costs when incurred. In measuring the ROU assets and lease liabilities, the Company has elected to combine lease and non-lease components.

A finance lease ROU asset is recorded within property and equipment, net within the Company’s consolidated balance sheets, and is amortized on a straight-line basis over the shorter of estimated useful lives of the asset or the lease term. Finance lease liability is recorded within other current liabilities and other non-current liabilities within the Company’s consolidated balance sheets. Interest expense from fixed payments on finance leases is recognized using the effective interest method. Finance lease ROU asset amortization and interest expense are recorded within operating expenses and interest expense, respectively, within the Company’s consolidated statements of operations.

The Company does not recognize ROU assets or lease liabilities for short-term leases, if any, having initial terms of 12 months or less at lease commencement as an accounting policy election, and recognizes rent expense on a straight-line basis over the lease term for these types of leases.

Fair Value Measurements

The Company follows the provisions of FASB ASC Topic 820, “Fair Value Measurements and Disclosures” (“ASC 820”). This pronouncement defines fair value, establishes a framework for measuring fair value under GAAP and requires expanded disclosures about fair value measurements. ASC 820 emphasizes that fair value is a market-based measurement, not an entity-specific measurement, and defines fair value as the price to sell an asset or transfer a liability in an orderly transaction between market participants at the measurement date. ASC 820 discusses valuation techniques, such as the market approach (comparable market prices), the income

 

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EVOMMUNE, INC.

Notes to the Consolidated Financial Statements

 

approach (present value of future income or cash flow) and the cost approach (cost to replace the service capacity of an asset or replacement cost). These valuation techniques are based upon observable and unobservable inputs. Observable inputs reflect market data obtained from independent sources, while unobservable inputs reflect the Company’s market assumptions. ASC 820 utilizes a fair value hierarchy that prioritizes inputs to fair value measurement techniques into three broad levels. The following is a brief description of those three levels:

Level 1 — Quoted prices in active markets for identical assets or liabilities.

Level 2 — Observable inputs other than Level 1 prices, such as quoted prices for similar assets or liabilities, quoted prices in markets that are not active, or other inputs that are observable or can be corroborated by observable market data for substantially the full term of the assets or liabilities.

Level 3 — Unobservable inputs that are supported by little or no market activity and that are significant to the fair value of the assets or liabilities.

To the extent the valuation is based on models or inputs that are less observable or unobservable in the market, the determination of fair values requires more judgment. Accordingly, the degree of judgment exercised by the Company in determining fair value is greatest for instruments categorized as Level 3. The carrying amounts reflected in the consolidated balance sheets for cash, cash equivalents, restricted cash, short-term investments, accounts payable and accrued liabilities approximate their fair values due to their short-term nature.

Convertible Preferred Stock

The convertible preferred stock is recorded outside of permanent equity because while it is not mandatorily redeemable, in certain events considered not solely within the Company’s control, such as a merger, acquisition, or sale of all or substantially all of the Company’s assets (each, a “deemed liquidation event”), the convertible preferred stock will become redeemable at the option of the holders of at least a majority of the then outstanding shares of convertible preferred stock. The Company has not adjusted the carrying values of the convertible preferred stock to its liquidation value because as of December 31, 2024, a deemed liquidation event obligating the Company to pay the liquidation preferences to holders of shares of convertible preferred stock is not probable. Subsequent adjustments to the carrying values to the liquidation value will be made only if it is probable that such a deemed liquidation event will occur.

Convertible Preferred Stock Forward

Certain provisions of the Series C Preferred Stock Purchase Agreement (“Series C SPA”) obligate the Company to sell, and the investors to purchase, an additional tranche of shares of Series C Preferred Stock, par value $0.0001 per share (“Series C Preferred Stock”), at a future date and specified price (the “tranche closings forward”) if certain clinical performance milestones are met. The tranche closings forward represent freestanding instruments as they are legally detachable and separately exercisable and, therefore, are accounted for separately from Series C Preferred Stock as convertible preferred stock forwards (liability or asset).

These derivatives were recorded at fair value at inception and are subject to remeasurement to fair value at each balance sheet date, with any changes in fair value recognized in change in the fair value of convertible preferred stock forward in the statements of operations (Note 3 and Note 7). The Company had $0.9 million of forward contracts related to Series A Preferred Stock which were settled in January 2023 and recorded to the Company’s consolidated balance sheets as convertible preferred stock. The Company had $8.9 million of forward contracts related to shares of Series C Preferred Stock outstanding as of December 31, 2024.

 

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EVOMMUNE, INC.

Notes to the Consolidated Financial Statements

 

Research and Development

Research and development costs are expensed as incurred. Research and development costs include salaries and benefits, consultants’ fees, process development costs, stock-based compensation, laboratory supplies, preparation of regulatory submission expenses, and allocated facilities related expenses as well as fees paid to third parties that conduct certain preclinical research and development activities on the Company’s behalf. Payments made to third parties under these arrangements in advance of the performance of the related services by the third parties are recorded as prepaid expenses until the services are rendered.

The Company has entered into agreements with third parties to acquire technologies and product candidates for development (Note 5). Such agreements generally require an initial payment by the Company when the contract is executed, and additional payments upon the occurrence of certain events. Additionally, the Company may be obligated to make future royalty payments in the event the Company commercializes the product candidate. In accordance with FASB ASC Topic 730-10-55, Research and Development, expenditures for research and development, including upfront licensing fees and milestone payments associated with products that have not yet been approved by the FDA and do not have alternative commercial use, are charged to research and development expense as incurred. Future contract milestone payments will be recognized as expense when achievement of the milestone is determined to be probable. Once a product candidate receives regulatory approval, subsequent license payments are recorded as an intangible asset.

The Company’s accruals for research and development activities performed by third parties are estimated based on the level of services performed, progress of the studies, including the phase or completion of events, and contracted costs. The estimated costs of research and development provided, but not yet invoiced, are included in accrued liabilities on the consolidated balance sheets. If the actual timing of the performance of services or the level of effort varies from the original estimates, the Company intends to adjust the accruals accordingly.

Stock-Based Compensation

The Company maintains a stock-based compensation plan as a long-term incentive for employees, certain consultants and advisors, and directors of the Company. Stock-based compensation is measured at the date of grant, based on the estimated fair value of the award, and recognized as an expense over the employee’s requisite service period (usually the vesting period) on a straight-line basis. The Company estimates the grant date fair value of restricted stock units (“RSUs”) using the common stock fair value as determined by the board of directors with the assistance of management and an independent third-party valuation specialist. The Company has issued RSUs and stock appreciation rights (“SARs”) with service and performance-based vesting conditions and records the expense for these awards if the Company concludes that it is probable that the performance condition will be achieved. The Company estimates the grant date fair value of the stock options, and the resulting stock-based compensation, using the Black-Scholes option pricing model. The Company accounts for forfeitures as they occur.

The Black-Scholes model considers several variables and assumptions in estimating the fair value of each stock option that requires judgment. Changes in these variables and assumptions can materially affect the resulting estimates of fair value. These variables and assumptions include the per-unit fair value of the underlying common units, exercise price, expected term, risk-free interest rate, expected dividend rate, and the expected unit and stock price volatility over the expected term as follows:

 

   

Expected term. The expected term represents the period that the options granted are expected to be outstanding and is determined using the simplified method (based on the mid-point between the vesting date and the end of the contractual term) as the Company has concluded that its stock option exercise history does not provide a reasonable basis upon which to estimate expected term.

 

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EVOMMUNE, INC.

Notes to the Consolidated Financial Statements

 

   

Expected volatility. The Company derives the expected volatility from the average historical volatilities over a period approximately equal to the expected term of comparable publicly traded companies within its peer group that were deemed to be representative of future stock price trends as the Company does not have any trading history for its common stock. The Company will continue to apply this process until a sufficient amount of historical information regarding the volatility of its own stock price becomes available.

 

   

Risk-free interest rate. The risk-free interest rate is based on the implied yield currently available on U.S. Treasury zero-coupon issues with a remaining term equivalent to the expected term of a stock award.

 

   

Expected dividend rate. The Company has not paid and does not anticipate paying any dividends in the near future. Accordingly, the Company has estimated the dividend yield to be zero.

 

   

Common stock fair value. The grant date fair value of the Company’s common stock has been determined by the board of directors with the assistance of management and an independent third-party valuation specialist. The grant date fair value of the Company’s common stock was determined using valuation methodologies that utilize certain assumptions including probability weighting of events, volatility, time to liquidation, a risk-free interest rate and an assumption for a discount for lack of marketability (Level 3 inputs). In determining the fair value of the Company’s common stock, the methodologies used to estimate the enterprise value of the Company were performed using methodologies, and assumptions consistent with the American Institute of Certified Public Accountants Accounting and Valuation Guide, Valuation of Privately-Held-Company Equity Securities Issued as Compensation.

The fair values of SARs are estimated at the grant date using a Monte Carlo simulation model. Compensation expense is recognized for the number of SARs expected to be earned after assessing the probability that certain performance criteria will be met and the targeted payout level associated with the performance criteria expected to be achieved. Cumulative adjustments are recorded each quarter to reflect the estimated outcome of the performance-related conditions until the date results are determined and settled.

Income Taxes

The Company accounts for income taxes using the asset and liability method whereby deferred tax asset and liability accounts are determined based on differences between financial reporting and tax basis of assets and liabilities and are measured using the enacted tax rates and laws that are for the year in which the differences are expected to affect taxable income (Note 10). Valuation allowances are established where necessary to reduce deferred tax assets to the amounts expected to be realized.

Net Loss Per Share

Basic net loss per common share is calculated by dividing the net loss by the weighted-average number of shares of common stock outstanding, without consideration of potentially dilutive securities. Diluted net loss per share is computed by dividing the net loss by the weighted-average number of shares of common stock and potentially dilutive securities outstanding. For purposes of the diluted net loss per share calculation, the convertible preferred stock, common stock subject to repurchase, stock options, RSUs, and SARs are considered to be potentially dilutive securities. Basic and diluted net loss per share is presented in conformity with the two-class method required for participating securities as the convertible preferred stock is considered a participating security. The Company’s participating securities do not have a contractual obligation to share in the Company’s losses. As such, the net loss is attributed entirely to common stockholders. Because the Company has reported a net loss for the reporting periods presented, the diluted net loss per common share is the same as basic net loss per common share for those periods.

 

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EVOMMUNE, INC.

Notes to the Consolidated Financial Statements

 

The following table sets forth the computation of the basic and diluted net loss per share (in thousands, except share and per share amounts):

 

     Years Ended December 31,  
     2024     2023  

Numerator:

    

Net loss

   $ (66,808   $ (34,053

Adjust: deemed dividend

     (1,500      
  

 

 

   

 

 

 

Net loss attributed to common stockholders

     (68,308     (34,053

Denominator:

    

Weighted average number of common shares outstanding

     13,172,949       13,129,223  

Less: weighted average unvested founders shares

     (85,269     (1,987,101

Less: weighted average unvested early unexercised options

     (239,761     (466,845
  

 

 

   

 

 

 

Weighted average number of common shares outstanding, basic and diluted

     12,847,919       10,675,277  
  

 

 

   

 

 

 

Net loss per common share

   $ (5.32   $ (3.19
  

 

 

   

 

 

 

The following outstanding shares of potentially dilutive securities were excluded from the computation of diluted net loss per share attributable to common stockholders for the periods presented because including them would have been antidilutive:

 

     December 31,  
     2024      2023  

Convertible preferred stock

     119,617,963        85,222,619  

Stock options outstanding

     31,647,035        19,534,610  

Restricted stock units outstanding

     3,728,809         

Stock appreciation rights outstanding

     3,790,449         

Common stock subject to repurchase

     161,667        341,251  
  

 

 

    

 

 

 

Total

     158,945,923        105,098,480  
  

 

 

    

 

 

 

The amounts above represent common stock equivalents, where applicable.

JOBS Act Accounting Election

The Company is an emerging growth company, as defined in the Jumpstart Our Business Startups Act of 2012 (the “JOBS Act”). Under the JOBS Act, emerging growth companies can delay adopting new or revised accounting standards issued subsequent to the enactment of the JOBS Act until such time as those standards apply to private companies. The Company has elected to use this extended transition period for complying with new or revised accounting standards that have different effective dates for public and private companies until the earlier of the date the Company (i) is no longer an emerging growth company or (ii) affirmatively and irrevocably opts out of the extended transition period provided in the JOBS Act. As a result, these consolidated financial statements may not be comparable to companies that comply with new or revised accounting pronouncements as of public company effective dates.

Recent Accounting Pronouncements

In November 2023, the FASB issued ASU No. 2023-07 “Segment Reporting—Improvements to Reportable Segment Disclosures” (“ASU 2023-07”), which updates reportable segment disclosure requirements, primarily

 

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EVOMMUNE, INC.

Notes to the Consolidated Financial Statements

 

through enhanced disclosures about significant segment expenses and information used to assess segment performance. The Company adopted this ASU on January 1, 2024 and the adoption of this ASU resulted in expanded segment disclosures as shown in the Segments section of this footnote.

In December 2023, the FASB issued ASU 2023-09 “Improvements to Income Tax Disclosures” (“ASU 2023-09”), which will require incremental income tax disclosures on an annual basis for all public entities. The amendments require that public business entities disclose specific categories in the rate reconciliation and provide additional information for reconciling items meeting a quantitative threshold. The amendments also require disclosure of income taxes paid to be disaggregated by jurisdiction, and disclosure of income tax expense disaggregated by federal, state and foreign. ASU 2023-09 is effective for annual reporting beginning with the fiscal year ending December 31, 2025. The Company is currently evaluating the incremental disclosures that will be required in its future financial statements.

In November 2024, the FASB issued ASU 2024-03 “Income Statement—Reporting Comprehensive Income—Expense Disaggregation Disclosures” (“ASU 2024-03”), which will require additional expense disclosures for all public entities. The amendments require that at each interim and annual reporting period, an entity discloses certain disaggregated expenses included in each relevant expense caption, as well as the total amount of selling expenses and, in annual periods, an entity’s definition of selling expenses. ASU 2024-03 is effective for annual reporting periods beginning with the fiscal year ending December 31, 2027, and interim periods thereafter, with early adoption permitted. The Company is currently evaluating the incremental disclosures that will be required in its future financial statements.

3. Fair Value Measurements and Fair Value of Financial Instruments

The following table sets forth the Company’s financial instruments that were measured at fair value on a recurring basis by level within the fair value hierarchy (in thousands):

 

    Fair Value Measurements at December 31, 2024  
    Total     Level 1     Level 2     Level 3  

Assets

       

Cash Equivalents

       

Money market funds

  $  14,227     $  14,227     $     $  

Short-term investments

       

Held-to-maturity securities

    55,785             55,785        
 

 

 

   

 

 

   

 

 

   

 

 

 

Total fair value of assets

  $ 70,012     $ 14,227     $  55,785     $  
 

 

 

   

 

 

   

 

 

   

 

 

 

Liabilities:

       

Convertible preferred stock forward

  $ (8,928   $     $     $ (8,928
 

 

 

   

 

 

   

 

 

   

 

 

 

Total fair value of liabilities

  $ (8,928   $     $     $ (8,928
 

 

 

   

 

 

   

 

 

   

 

 

 

 

    Fair Value Measurements at December 31, 2023  
     Total       Level 1       Level 2       Level 3   

Assets

       

Cash Equivalents

       

Money market funds

  $  27,821     $  27,821     $  —     $  —  

Short-term investments

       

Held-to-maturity securities

    50,060             50,060        
 

 

 

   

 

 

   

 

 

   

 

 

 

Total fair value of assets

  $ 77,881     $ 27,821     $  50,060     $  
 

 

 

   

 

 

   

 

 

   

 

 

 

 

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Table of Contents

EVOMMUNE, INC.

Notes to the Consolidated Financial Statements

 

Items classified as Level 1 within the valuation hierarchy consist of the Company’s cash equivalents held in money market funds. The Company measures these investments at fair value determined based on Level 1 observable quoted price market inputs. The Company’s money market funds are included in cash and cash equivalents in the consolidated balance sheets.

Items classified as Level 2 within the valuation hierarchy consist of the Company’s excess cash invested in U.S. government securities, measured at fair value based on observable inputs other than Level 1 prices, such as quoted prices for similar assets or liabilities or quoted prices in markets that are not active. The Company’s U.S. government securities are included in short-term investments in the consolidated balance sheets.

Items classified as Level 3 within the valuation hierarchy consist of the Company’s convertible preferred stock forward (Note 7). The fair value of the convertible preferred stock forward has been estimated at the date of inception, and re-measured at the end of each reporting period until the forwards expire. The Company used a standard forward pricing valuation model to estimate the fair value of the forward contracts with the following significant assumptions:

 

   

Current fair value per share of the Series C Tranche Two of $0.22;

 

   

Strike price equal to the original issuance price of the Series C Preferred Stock;

 

   

Expected term to raise the respective tranche of 0.58 years for Series C Preferred Stock;

 

   

Discount rate of 4.32%.

The following table is a roll-forward of Level 3 assets for the periods indicated (in thousands):

 

     Convertible
Preferred Stock
Forward
 

Balance at January 1, 2023

   $ (872

Forward settled upon issuance of preferred stock

     872  
  

 

 

 

Balance at December 31, 2023

      

Issuance of convertible preferred stock forward

     (8,928
  

 

 

 

Balance at December 31, 2024

   $ (8,928
  

 

 

 

4. Accrued Liabilities

Accrued liabilities consisted of the following (in thousands):

 

     December 31,  
     2024      2023  

Accrued research and development

   $ 2,828      $ 1,222  

Accrued compensation

     3,634        2,442  

Other

     267        362  
  

 

 

    

 

 

 

Total

   $ 6,729      $ 4,026  
  

 

 

    

 

 

 

 

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Table of Contents

EVOMMUNE, INC.

Notes to the Consolidated Financial Statements

 

5. Strategic Collaborations and License Agreements

Dermira

In December 2020, the Company entered into an exclusive license agreement with Dermira, Inc., a wholly owned subsidiary of Eli Lilly and Company (“Dermira”) to develop and commercialize EVO756 and two other development programs for the treatment of various inflammatory diseases (the “Dermira License Agreement”).

The Dermira License Agreement remains in effect on a product-by-product and a country-by-country basis until the expiration of the royalty term for such product in such country. The Dermira License Agreement may be terminated by either party due to the other party’s uncured material breach or bankruptcy.

Milestones and royalties are contingent upon future events and will be recorded when the milestones are achieved and when payments are due. Under the Dermira License Agreement, the Company paid certain upfront and milestone fees that were recognized as research and development expense between 2020 and 2022, and may be required to pay up to $285.0 million upon achievement of specified development, regulatory and sales milestones, as well as tiered royalty payments in the mid-single digit to low-double digit percentage on worldwide sales of the licensed products. No milestones were achieved under the Dermira License Agreement during the years ended December 31, 2024 and 2023.

Maruho Co., Ltd.

Maruho Japan Agreement

In September 2023, the Company entered into a strategic collaboration with Maruho Co., Ltd. (“Maruho”) and granted Maruho an exclusive license to develop and commercialize EVO756 in Japan (the “Maruho Japan Agreement”).

Under the Maruho Japan Agreement, the Company received an upfront payment of $8.0 million in September 2023 and is eligible to receive up to $52.0 million in additional milestone payments and also eligible to receive low single-digit royalty payments on future sales of EVO756 in Japan.

The potential development, regulatory and commercial milestone payments and sales-based royalties that the Company is eligible to receive represent variable consideration under the Maruho Japan Agreement. The development and regulatory milestone amounts were excluded from the transaction price and were fully constrained based on their probability of achievement and the fact that the Company cannot reasonably conclude that a significant reversal of revenue related to these milestones would not occur. Any future sales-based royalties, including commercial milestone payments based on the level of sales, will be included in the transaction price and recognized as revenue when the related sales occur and the milestones are achieved. The Company will reevaluate the transaction price at the end of each reporting period as uncertain events are resolved or other changes in circumstances occur, and, if necessary, adjust its estimate of the transaction price.

The recognition of revenue related to the Maruho Japan Agreement requires significant judgment and estimates. As discussed in Note 2, the Company is required to identify distinct performance obligations and subsequently allocate a portion of the transaction price to each performance obligation. The Company identified the following two performance obligations under the arrangement: (1) an exclusive license to develop and commercialize EVO756 in Japan (“Exclusive License 1”) and (2) to conduct a Phase 1 clinical trial including a Japanese cohort (the “R&D Activity Deliverable”). The Company will recognize such revenue or expense, as applicable, as these performance obligations are fulfilled. The Company allocated the transaction price to the two

 

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Table of Contents

EVOMMUNE, INC.

Notes to the Consolidated Financial Statements

 

performance obligations based on the estimated stand-alone selling price (R&D Activity Deliverable) and residual approach (Exclusive License 1) at contract inception. The Company determined the residual approach was appropriate, consistent with ASC 606-10-32-34(c)(1) and (2), as a standalone selling price has not previously been established for Exclusive License 1. Significant estimates were used in the determination of the stand-alone selling prices. The stand-alone selling price of the R&D Activity Deliverable was based on an expected cost approach, and considered several factors including, but not limited to, contract research organization costs and project management. The Company reevaluates the transaction price and the total estimated costs expected to be incurred to satisfy the performance obligations and adjust the deferred revenue at the end of each reporting period, if necessary. Such changes will result in a change to the amount of collaboration revenue recognized and deferred revenue.

The Company recognized $5.0 million in license revenue in September 2023 related to the Maruho Japan Agreement upon the satisfaction of the Exclusive License 1 performance obligation. No other milestone or royalty revenues related to the Maruho Japan Agreement have been earned as of December 31, 2024. As of December 31, 2024 and December 31, 2023, the Company has recorded short term deferred revenue of $3.0 million and long term deferred revenue of $3.0 million, respectively, attributable to the Company’s on-going performance obligations under the R&D Activity Deliverable. This deferred revenue was recognized in full in February 2025 upon completion of the R&D Activity Deliverable.

Maruho Greater Asia Agreement

In March 2024, the Company entered into a second strategic collaboration with Maruho (the “Maruho Greater Asia Agreement”) and granted Maruho an exclusive license to develop and commercialize EVO756 in Greater China and other Asian countries (the “Territory”). Under the Maruho Greater Asia Agreement, the Company received an upfront payment of $7.0 million in March 2024 and is eligible to receive up to $54.5 million in additional milestone payments and is also eligible to receive low single-digit royalty payments on future sales of EVO756 in the Territory.

The potential development, regulatory and commercial milestone payments and sales-based royalties that the Company is eligible to receive represent variable consideration under the Maruho Greater Asia Agreement. The development and regulatory milestone amounts were excluded from the transaction price and were fully constrained based on their probability of achievement and the fact that the Company cannot reasonably conclude that a significant reversal of revenue related to these milestones would not occur. Any future sales-based royalties, including commercial milestone payments based on the level of sales, will be included in the transaction price and recognized as revenue when the related sales occur and the milestones are achieved. The Company will reevaluate the transaction price at the end of each reporting period as uncertain events are resolved or other changes in circumstances occur, and, if necessary, adjust its estimate of the transaction price.

The recognition of revenue related to the Maruho Greater Asia Agreement requires significant judgment and estimates. As discussed in Note 2, the Company is required to identify distinct performance obligations and subsequently allocate a portion of the transaction price to each performance obligation. The Company identified the following performance obligation under the arrangement: an exclusive license to develop and commercialize EVO756 in the Territory (“Exclusive License 2”). The Company recognized $7.0 million in license revenue in March 2024 related to the Maruho Greater Asia Agreement. No other milestone or royalty revenues related to Maruho Greater Asia Agreement have been earned as of December 31, 2024.

AprilBio

In June 2024, the Company entered into a license agreement with AprilBio Co., Ltd. (“AprilBio”) upon which AprilBio granted the Company an exclusive worldwide license to develop and commercialize EVO301

 

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Table of Contents

EVOMMUNE, INC.

Notes to the Consolidated Financial Statements

 

(the “AprilBio License Agreement”). Under the AprilBio License Agreement, the Company paid an upfront payment of $15.0 million, which was recognized as research and development expense during the year ended December 31, 2024, and may be required to pay additional milestone payments of up to $460.0 million and tiered royalty payments in the mid to high-single digit percentage on worldwide sales of the licensed product. No development or sales milestones have been achieved as of December 31, 2024.

Accutar Biotechnology, Inc.

In November 2023, the Company entered into a strategic partnership with Accutar Biotechnology, Inc. (“Accutar”) to discover novel small molecule drug candidates in chronic inflammatory diseases (the “Accutar Agreement”). The Accutar Agreement will leverage Accutar’s proprietary AI platform as well as the Company’s expertise in the design and development of novel oral small molecule treatments against targets that are the root cause of chronic immune-mediated inflammatory diseases.

Under the Accutar Agreement, the Company paid an upfront fee of $3.0 million to Accutar, which was recognized as research and development expense during the year ended December 31, 2023. On a target-by-target basis, if the Company selects the compounds for further development, the Company is required to pay, upon achievement of specific milestones, up to $155.5 million and royalty payments of mid-single digit percentage on worldwide sales of the licensed products.

6. Commitments and Contingencies

Leases

The Company has operating leases for office space and equipment as well as finance leases of certain lab and office equipment. The leases have the original lease terms of three years each. Generally, the Company’s leases are non-cancellable and do not include renewal options. The Company’s leases do not have any residual value guarantees or any restrictions or covenants imposed by leases.

As of December 31, 2024, future minimum lease payments included in the measurement of lease liabilities and financing obligations were as follows (in thousands):

 

     Operating
Lease
    Finance
Lease
    Financing
Obligation
 

2025

   $ 500     $ 429     $ 166  

2026

           400        

2027

           184        
  

 

 

   

 

 

   

 

 

 

Total undiscounted lease payments

     500       1,013       166  

Less: imputed interest

     (13     (122     (7
  

 

 

   

 

 

   

 

 

 

Total lease liability

     487       891       159  

Less: current portion

     487       372       159  
  

 

 

   

 

 

   

 

 

 

Total lease liability, net of current portion

   $     $ 519     $  
  

 

 

   

 

 

   

 

 

 

 

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Table of Contents

EVOMMUNE, INC.

Notes to the Consolidated Financial Statements

 

The following table contains a summary of the lease costs recognized under ASC 842 and other information pertaining to the Company’s operating leases and finance leases (in thousands):

 

     Years Ended December 31,  
      2024        2023   

Operating lease:

     

Short-term lease cost

   $ 954      $ 602  

Variable lease cost

     285        244  

Operating lease cost

     832        832  
  

 

 

    

 

 

 

Total operating lease costs

     2,071        1,678  
  

 

 

    

 

 

 

Finance lease:

     

Amortization of right-of-use assets

   $ 208      $ 38  

Interest on lease liabilities

     59        11  

Financing obligation:

     

Interest expense

     34        58  
  

 

 

    

 

 

 

Total finance lease and financing obligation cost

     301        107  
  

 

 

    

 

 

 

Total lease cost

   $ 2,372      $ 1,785  
  

 

 

    

 

 

 

For the year ended December 31, 2024, payments were $0.8 million, $0.2 million and $0.2 million for operating leases, financing obligation and finance leases, respectively. For the year ended December 31, 2023, payments were $0.8 million, $0.2 million and less than $0.1 million for operating leases, financing obligation and finance leases, respectively. Interest expense is recorded within other expense within the Company’s consolidated statements of operations. The weighted average discount rate and remaining terms are as follows:

 

     As of December 31,  
      2024       2023   

Weighted-average remaining lease term (in years)

    

Operating leases

     0.50       1.50  

Finance leases

     2.43       1.75  

Financing obligation

     0.66       1.67  

Weighted-average discount rate (percent)

    

Operating leases

     8.00     8.00

Finance leases

     10.61     12.68

Financing obligation

     12.70     12.70

Research and Development Agreements

The Company enters into contracts in the normal course of business with clinical research organizations, contract manufacturing organizations and other third-party vendors for clinical trials, manufacturing, testing and other research and development activities. These contracts generally provide for termination on notice, with varying termination fees, typically up to 50%, dependent on timing of notification in advance of planned activity timelines. As of December 31, 2024 and 2023, there were no amounts accrued related to termination and cancellation charges as these are not probable.

License Agreements

The Company has entered into various license agreements (Note 5), pursuant to which the Company is required to make payments contingent upon the occurrence of specified events. The Company is required to pay development and sales milestones and royalties on sales of products developed under these agreements. No such milestone events occurred in 2024 and 2023.

 

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Table of Contents

EVOMMUNE, INC.

Notes to the Consolidated Financial Statements

 

Guarantees and Indemnifications

The Company accrues a liability for any contingent liabilities when it is probable that future expenditures will be made and that such expenditures can be reasonably estimated. Significant judgment is required to determine both probability and the estimated amount.

Legal proceedings

The Company was not subject to any material legal proceedings during the years ended December 31, 2024 and 2023, and no material legal proceedings are currently pending or threatened.

7. Convertible Preferred Stock

Series Seed Convertible Preferred Stock Financing

From June 2020 through May 2021, the Company sold 12,858,517 shares of Series Seed Preferred Stock, par value $0.0001 per share (“Series Seed Preferred Stock”), at $0.9692 per share for aggregate gross proceeds of $12.5 million.

Series A Convertible Preferred Stock Financing

In August 2021, the Company entered into a Series A Preferred Stock Purchase Agreement (the “Series A SPA”) to issue up to an aggregate of 48,675,300 shares of Series A Preferred Stock, par value $0.0001 per share (the “Series A Preferred Stock”), at a purchase price of $1.93634 per share. From August to November 2021, the Company sold 31,193,506 shares of Series A Preferred Stock. The Company also was obligated to sell, and the investors to purchase, up to 15,002,837 shares of Series A Preferred Stock at an original issuance price of $1.93634 (the “Series A Tranche Two Closing”). The Company called for Series A Tranche Two Closing in December 2022 and sold 10,664,668 shares of Series A Preferred Stock for total gross cash proceeds of $20.6 million in December 2022 and 3,434,385 shares of Series A Preferred Stock for total gross cash proceeds of $6.6 million in January 2023.

Certain investors, who had a purchase commitment to buy 903,784 shares, did not participate in the Series A Tranche Two Closing. In accordance with the Series A SPA and the Company’s then in effect certificate of incorporation, all shares of Series A Preferred Stock held by such investors were converted to shares of common stock at a one-for-one ratio. The Company converted 1,678,457 shares of Series A Preferred Stock held by the non-participating investors into shares of common stock on a one-for-one basis in December 2022. As the conversion occurred per the contractual terms, the Company reclassified the carrying value of shares of Series A Preferred Stock to additional paid-in-capital and common stock par value at the date of the conversion.

In February 2023, the non-participating investors that initially elected not to participate in the Series A Tranche Two Closing, purchased approximately 20 percent of the shares of Series A Preferred Stock initially forfeited in December 2022. The total number of shares purchased by these investors was 180,756. All of such shares of Series A Preferred Stock then immediately converted into shares of common stock on a one-for-one basis, in accordance with the conversion provisions of the Series A SPA.

Pursuant to the Series C SPA, the Company sold shares of Series C Preferred Stock at a purchase price of $1.59453 per share which triggered the anti-dilution protection provision under the Company’s then in effect certificate of incorporation. Due to these provisions, the conversion ratio of the Series A Preferred Stock was adjusted from 1.0 to 1.0378. The Company recognized a non-cash deemed dividend of $0.9 million in connection with this adjustment.

 

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EVOMMUNE, INC.

Notes to the Consolidated Financial Statements

 

Series A Convertible Preferred Stock Tranche Closings Forward

The Company determined that its obligation to issue and the investors’ obligation to purchase additional shares of Series A Preferred Stock in the Series A Tranche Two Closing at a fixed price represented freestanding instruments and forward contracts that are accounted at fair value at the issuance date and re-measured at each reporting date until the expiration or the settlement of the obligation (the “Series A Tranche Two Forward”). Changes in the fair value of these derivatives are recorded in the consolidated statements of operations.

On December 15, 2022 (the “call date”), the Company exercised its call right under the Series A Tranche Two Forward to sell 15,002,837 additional shares of Series A Preferred Stock at the Series A Tranche Two Closing, when the total fair value of the Series A Tranche Two Forward was $4.3 million. The Company issued 10,664,668 shares of Series A Preferred Stock and settled the related forward contracts with an estimated fair value of $3.0 million in December 2022.

The Company had $0.9 million of forward contracts outstanding as of December 31, 2022, which were settled in January 2023, when the remaining 3,434,385 shares of Series A Preferred Stock related to the Series A Tranche Two Closing were issued, with the fair value of $0.9 million recorded to convertible preferred stock in the consolidated balance sheets.

Series B Convertible Preferred Stock Financing

Throughout 2023, the Company sold 28,750,000 shares of Series B Preferred Stock, par value $0.0001 per share (“Series B Preferred Stock”), at $2.00 per share for aggregate gross proceeds of $57.5 million.

Pursuant to the Series C SPA, the Company sold shares of Series C Preferred Stock at a purchase price of $1.59453 per share which triggered the anti-dilution protection provision under the Company’s then in effect certificate of incorporation. Due to this provision, the conversion ratio of the Series B Preferred Stock was adjusted from 1.0 to 1.0436. The Company recognized a non-cash deemed dividend of $0.6 million in connection with this adjustment.

Series C Convertible Preferred Stock Financing

In October 2024, the Company entered into the Series C SPA to issue up to an aggregate of 72,435,110 shares of Series C Preferred Stock at a purchase price of $1.59453 per share. In October 2024, the Company sold 31,493,523 shares of Series C Preferred Stock for gross proceeds of $50.2 million. The Company also was obligated to sell, and the investors to purchase, up to 40,941,587 shares of Series C Preferred Stock at an original issuance price of $1.59453 (the “Series C Tranche Two Closing”) upon the decision by the Company, and approval by the board of directors, to advance the development of EVO756 following the completion of the Phase 2 study in chronic inducible urticaria (the “Milestone Event”). The Series C Tranche Two Closing could be initiated either by the Company, upon the occurrence of the Milestone Event, or by the investors, but in no event was the Series C Tranche Two Closing to be held later than October 30, 2025.

Series C Convertible Preferred Stock Tranche Closings Forward

The Company determined that its obligation to issue and the investors’ obligation to purchase additional shares of Series C Preferred Stock in the Series C Tranche Two Closing at a fixed price represent freestanding instruments and forward contracts that are accounted for at fair value at the issuance date and re-measured at each reporting date until the expiration or the settlement of the obligation (the “Series C Tranche Two Forward”). The Company had $8.9 million of forward contracts outstanding as of December 31, 2024. As the Company

 

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EVOMMUNE, INC.

Notes to the Consolidated Financial Statements

 

determined there was no change in value of the Series C Tranche Two Forward from the date of issuance in October 2024 through the year ended December 31, 2024, there was no gain or loss recorded for a change in fair value during the year ended December 31, 2024.

The authorized, issued, and outstanding shares of the Company’s convertible preferred stock and liquidation values as of December 31, 2024 were as follows (in thousands, except for share amounts):

 

     Authorized
Shares
     Outstanding
Shares
     Liquidation
Preference
     Carrying
Value
 

Series Seed

     12,858,517        12,858,517      $ 12,462      $ 14,240  

Series A

     43,614,102        43,614,102        87,640        79,056  

Series B

     28,750,000        28,750,000        60,009        57,578  

Series C

     72,435,110        31,493,523        50,217        40,902  
  

 

 

    

 

 

    

 

 

    

 

 

 

Total

     157,657,729        116,716,142      $ 210,328      $ 191,776  
  

 

 

    

 

 

    

 

 

    

 

 

 

The authorized, issued, and outstanding shares of the Company’s convertible preferred stock and liquidation values as of December 31, 2023 were as follows (in thousands, except for share amounts):

 

     Authorized
Shares
     Outstanding
Shares
     Liquidation
Preference
     Carrying
Value
 

Series Seed

     12,858,517        12,858,517      $ 12,462      $ 14,240  

Series A

     43,614,102        43,614,102        84,450        78,156  

Series B

     28,750,000        28,750,000        57,500        56,978  
  

 

 

    

 

 

    

 

 

    

 

 

 

Total

     85,222,619        85,222,619      $ 154,412      $ 149,374  
  

 

 

    

 

 

    

 

 

    

 

 

 

The significant rights and obligations of the Company’s Series Seed Preferred Stock, Series A Preferred Stock, Series B Preferred Stock and Series C Preferred Stock (collectively “Convertible Preferred Stock”) are as follows:

Voting Rights

The holders of Convertible Preferred Stock are entitled to vote on all matters on which the common stockholders are entitled to vote. Holders of Convertible Preferred Stock and common stock vote together as a single class not as separate classes, except with respect to the election of directors. Each holder of Convertible Preferred Stock is entitled to the number of votes equal to the number of common stock shares into which the shares held by such holder could be converted as of the record date. As long as a majority of the shares of Series C Preferred Stock originally issued remain outstanding, as adjusted for any anti-dilution adjustments, the holders of such shares of Series C Preferred Stock shall be entitled to elect two directors of the Company at any election of directors. As long as at least 24% of the shares of Series B Preferred Stock originally issued remain outstanding, the holders of such shares of Series B shall be entitled to elect one director of the Company at any election of directors. As long as a majority of the shares of Series A originally issued remain outstanding, the holders of Series A shall be entitled to elect two directors of the Company at any election of directors. The holders of outstanding common stock shall be entitled to two directors of the Company at any election of directors. The holders of Convertible Preferred Stock and common stock (voting together as a single class and not as separate series, and on an as-converted basis) shall be entitled to elect any remaining directors of the Company.

 

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EVOMMUNE, INC.

Notes to the Consolidated Financial Statements

 

Dividends

Holders of Convertible Preferred Stock are entitled to receive dividends, when, as and if declared by the board of directors, at the annual rate of 8% of the original issue price, as adjusted for any anti-dilution adjustments, payable in preference and priority to any declaration or payment of any distribution on capital stock (other than dividends on shares of common stock payable in shares of common stock) of the Company. No distributions may be made with respect to the common stock unless the requisite dividends on the Convertible Preferred Stock have been declared and all declared dividends on the Convertible Preferred Stock have been paid to the holders of the Convertible Preferred Stock. Dividends are noncumulative, and the Company has never declared a dividend.

Liquidation Preference

In the event of any liquidation, dissolution, or winding up of the Company, the holders of shares of Series C Preferred Stock then outstanding shall be entitled to be paid out of the proceeds or assets of the Company available for distribution to its stockholders, before any payment shall be made to the holders of Series B Preferred Stock, Series A Preferred Stock, Series Seed Preferred Stock or common stock an amount per share equal to the liquidation preference amount, which is the original issue price per share of the Series C Preferred Stock, as adjusted for any anti-dilution adjustments, plus any dividends declared but unpaid thereon. If, upon the occurrence of such event, the proceeds are insufficient to permit the payment to holders of shares of Series C Preferred Stock of the full amounts, then the entire proceeds legally available for distribution shall be distributed ratably among the holders of shares of Series C Preferred Stock in proportion to the full preferential amount that each such holder is otherwise entitled to receive.

After the payment in full to the holders of shares of Series C Preferred Stock, the holders of shares of Series B Preferred Stock then outstanding shall be entitled to be paid out of the proceeds or assets of the Company available for distribution to its stockholders, before any payment shall be made to the holders of shares of Series A Preferred Stock, Series Seed Preferred Stock or common stock an amount per share equal to the liquidation preference amount, which is the original issue price per share of Series B Preferred Stock, as adjusted for any anti-dilution adjustments, plus any dividends declared but unpaid thereon. If, upon the occurrence of such event, the proceeds are insufficient to permit the payment to holders of shares of Series B Preferred Stock of the full amounts, then the entire proceeds legally available for distribution shall be distributed ratably among the holders of shares of Series B Preferred Stock in proportion to the full preferential amount that each such holder is otherwise entitled to receive.

After the payment in full to the holders of shares of Series C Preferred Stock and Series B Preferred Stock, the holders of shares of Series A Preferred Stock then outstanding shall be entitled to be paid out of the assets of the Company available for distribution to its stockholders, before any payment shall be made to the holders of shares of Series Seed Preferred Stock or common stock, an amount per equal to the liquidation preference amount of respective original issue price per share, as adjusted for any anti-dilution adjustments, plus any dividends declared but unpaid. If, upon the occurrence of such event, the proceeds are insufficient to permit the payment to holders of shares of Series A Preferred Stock of the full amounts, then the entire proceeds legally available for distribution shall be distributed ratably among the holders of shares of Series A Preferred Stock in proportion to the full preferential amount that each such holder is otherwise entitled to receive.

After the payment in full to the holders of shares of Series C Preferred Stock, Series B Preferred Stock and Series A Preferred Stock, the holders of shares of Series Seed Preferred Stock then outstanding shall be entitled to be paid out of the assets of the Company available for distribution to its stockholders, before any payment shall be made to the holders of shares of common stock an amount per equal to the liquidation preference amount

 

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EVOMMUNE, INC.

Notes to the Consolidated Financial Statements

 

of respective original issue price per share, as adjusted for any anti-dilution adjustments, plus any dividends declared but unpaid. If, upon the occurrence of such event, the proceeds thus distributed among the holders of the shares of Series Seed Preferred Stock shall be insufficient to permit the payment to such holders of the full preferential amounts, then the entire proceeds legally available for distribution to the Series Seed Preferred Stock shall be distributed ratably among the holders of the shares of Series Seed Preferred Stock in proportion to the full preferential amount that each such holder is otherwise entitled to receive.

After the payment to the holders of Convertible Preferred Stock of the full preferential amounts specified above, the entire remaining assets of the Company legally available for distribution by the Company shall be distributed with equal priority and pro rata among the holders of the common stock in proportion to the number of shares of common stock held by them.

Conversion

Each share of Convertible Preferred Stock is convertible, at the option of the holder at any time after the date of issuance of such share into such number of shares of common stock as is determined by dividing the original issue price for such series by the applicable conversion price for such series, in effect on the date of conversion. If, after the issuance date of Convertible Preferred Stock, the Company issues or sells, or is deemed to have sold, additional shares of capital stock at a price lower than the original issuance price of the Convertible Preferred Stock, except for certain exceptions allowed, the conversion price of such Convertible Preferred Stock would be adjusted. As of December 31, 2024, the Company’s Series Seed Preferred Stock and Series C Preferred Stock was convertible into the Company’s shares of common stock on a one-for-one basis. The Company’s Series A Preferred Stock was convertible into the Company’s shares of common stock at a conversion ratio of 1.0378 to one, and the Company’s Series B Preferred Stock was convertible into the Company’s shares of common stock at a conversion ratio of 1.0436 to one.

Each share of Convertible Preferred Stock is automatically converted into shares of common stock upon the earlier of (i) the closing of the Company’s sale of its common stock in a firm commitment underwritten public offering pursuant to a registration statement on Form S-1 under the Securities Act of 1933, as amended (the “Securities Act”), the public offering price of which is at least one and two-tenths the original issue price per share of Series C Preferred Stock (as adjusted for any anti-dilution adjustments) and that results in greater than $80,000,000 of proceeds, net of underwriting discounts and commissions, to the Company or (ii) the date, or the occurrence of an event, specified by vote or written consent or agreement of a majority of holders of Convertible Preferred Stock, including a Series C major investor.

8. Common Stock

As of December 31, 2024, the Company is authorized to issue 223,593,879 shares of $0.0001 par value common stock. Each share of common stock is entitled to one vote. The holders of common stock are also entitled to receive dividends whenever funds are legally available and when declared by the board of directors, subject to prior rights of the preferred stockholders.

 

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EVOMMUNE, INC.

Notes to the Consolidated Financial Statements

 

The Company had reserved common stock for future issuance as follows:

 

     December 31,  
     2024      2023  

Series Seed

     12,858,517        12,858,517  

Series A

     45,261,538        43,614,102  

Series B

     30,004,385        28,750,000  

Series C

     31,493,523         

Outstanding options under 2020 Plan

     31,647,035        19,534,610  

Outstanding restricted stock units under 2020 Plan

     3,728,809         

Options available for grants under the 2020 Plan

     1,256,089        3,621,773  
  

 

 

    

 

 

 

Total

     156,249,896        108,379,002  
  

 

 

    

 

 

 

Founders Common Shares Awards

In May 2020, the Company issued 10,000,000 shares of common stock to its founders and executives at a price per share of $0.001, which was determined to be the fair value of common stock at the issuance date (the “Founders’ Shares”). Founders’ Shares vested monthly over 48 months from the issuance date. The Company had a right to repurchase unvested Founders’ Shares at the price paid by the founders. The Company determined that the Founders’ Shares in substance were similar to early exercised options and estimated fair value at the grant date using the Black-Sholes model using the following assumptions:

 

Expected term

     3.2 years  

Expected volatility

     81.6%  

Risk-free interest rate

     0.31%  

Dividend yield

     0%  

The total fair value of the Founders’ Shares was estimated as $0.5 million and was recognized ratably over the vesting period. The Company recognized less than $0.1 million for each of the years ended December 31, 2024 and 2023 and recorded the expense as general and administrative expense in the consolidated statements of operations. As of December 31, 2024, all Founders’ Shares have fully vested and all expense has been recognized.

9. Stock Option Plan

Stock Options

In May 2020, the board of directors adopted the Evommune, Inc. 2020 Stock Plan (the “2020 Plan”) under which officers, employees, outside directors and consultants may be eligible for the grant of equity awards. The Plan provides for the direct award or sale of shares, the grant of Incentive Stock Options (“ISOs”) and Nonstatutory Stock Options (“NSOs”) to purchase shares and the grant of RSUs to acquire shares. The board of directors has authorized an aggregate number of 37,987,851 shares of the Company’s common stock to be issued under the 2020 Plan. Options under the 2020 Plan may be granted for periods of up to 10 years at exercise prices no less than 100% of the fair market value of the Company’s common stock on the date of grant with the exception of ISOs granted to a 10% holder which is no less than 110% of the fair market value of common stock on the date of grant. As of December 31, 2024, the Company had 1,256,089 shares available for issuance under the 2020 Plan.

 

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EVOMMUNE, INC.

Notes to the Consolidated Financial Statements

 

Activity under the 2020 Plan is set forth below:

 

     Stock Options     Weighted
Average
Exercise
Price
     Weighted-
Average
Remaining
Contractual
Term (years)
     Aggregate
Intrinsic Value
(in thousands)
 

Outstanding at January 1, 2023

     11,364,871     $ 0.35        9.36      $ 742  

Options granted

     8,966,622       0.44        

Options exercised

     (36,145     0.14        

Options forfeited

     (760,738     0.39        
  

 

 

         

Outstanding at December 31, 2023

     19,534,610       0.39        8.67      $ 27  

Options granted

     12,591,029       0.31        

Options exercised

     (53,523     0.24        

Options forfeited

     (425,081     0.27        
  

 

 

         

Outstanding at December 31, 2024

     31,647,035       0.36        8.52      $ 585  
  

 

 

         

Exercisable at December 31, 2024

     11,042,886       0.37        7.68      $ 150  
  

 

 

         

Vested and expected to vest at December 31, 2024

     31,808,702     $ 0.36        8.52      $ 585  
  

 

 

         

The weighted-average grant-date fair value of options granted during the years ended December 31, 2024 and 2023 was $0.26 and $0.32 per option, respectively. The aggregate intrinsic value of options exercised for the years ended December 31, 2024 and 2023 was less than $0.1 million, respectively. Intrinsic values are calculated as the difference between the exercise price of the underlying options and the fair value of the common stock for the options that had exercise prices lower than the fair value per share of the common stock on the date of exercise.

As of December 31, 2024, the total unrecognized stock-based compensation expense for stock options was $5.7 million, which is expected to be recognized over a weighted-average period of 2.9 years. The total fair value of options vested for the years ended December 31, 2024 and 2023 was $2.0 million and $1.3 million, respectively.

The fair value of the stock options granted was estimated using the following assumptions:

 

     Years Ended December 31,
     2024    2023

Expected term

   5.8 - 6.1 years    6.1 years

Expected volatility

   104.96% - 106.94%    79.48% - 83.09%

Risk-free interest rate

   4.03% - 4.63%    3.45% - 3.57%

Fair value of common stock

   $0.16 - $0.29    $0.30 - $0.33

Dividend yield

   0%    0%

Restricted Stock Units

In December 2024, certain employees were granted a total of 3,728,809 RSUs, expiring on the earlier of (i) the 10-year anniversary of the date of grant or (ii) the date of termination of the employees’ service for any reason. Each unit entitles the holder to one share of common stock upon vesting.

The RSUs vest as follows: (i) 25% on each anniversary of vest commencement date, (ii) 0.0911 share of common stock subject to the RSU upon issuance of each share of Series C Preferred Stock issued subsequent to

 

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Table of Contents

EVOMMUNE, INC.

Notes to the Consolidated Financial Statements

 

October 30, 2024, and (iii) upon the first to occur of: (a) immediately prior to the consummation of a Change in Control (as defined in the award agreement) or (b) the effective date of a registration statement of the Company filed under the Securities Act for the sale of the Company’s common stock (“IPO”), or (c) the settlement of the initial trade of shares of the Company’s common stock on a nationally recognized exchange. All unvested RSUs are forfeited upon termination or resignation for any reason.

If a RSU vests, the Company will issue one share of common stock for each vested RSU.

A summary of RSU activity during the year ended December 31, 2024, is as follows:

 

     Number of Units
Outstanding
     Grant Date Fair Value
per Share
 

Unvested balance at January 1, 2024

          $  

Granted

     3,728,809        0.35  
  

 

 

    

 

 

 

Unvested balance at December 31, 2024

     3,728,809      $ 0.35  
  

 

 

    

 

 

 

As of December 31, 2024, the total unrecognized stock-based compensation expense for unvested restricted stock was $1.3 million, which is expected to be recognized over a weighted-average period of 3.9 years. The Company did not record any stock-based compensation expenses for RSUs for the years ended December 31, 2024 and 2023.

Stock Appreciation Right

In December 2024, an executive officer was granted 3,790,449 SARs with a base price of $0.35 per unit. The SARs expire on the earlier of (i) the 10-year anniversary of the date of grant or (ii) the date of termination of the employee’s service for any reason (the “SAR Award”).

The SAR Award vests as follows: (i) 25% on each anniversary of vest commencement date, (ii) 0.0523 share of common stock subject to the SAR Award upon issuance of each share of Series C Preferred Stock issued subsequent to October 30, 2024, and (iii) upon the first to occur of: (a) immediately prior to the consummation of a Change in Control (as defined in the award agreement) or (b) after an IPO, at such time as the 30-day volume-weighted average price of a share of common stock is greater than $4.78359. All unvested SARs are forfeited upon termination or resignation for any reason.

If a SAR vests, the Company will issue one share of common stock, or deliver the cash equivalent, each as determined in the Company’s sole discretion, for an amount equal to the fair market value of a share of common stock on the settlement date less the exercise price.

The number of SARs that vest is dependent on achieving certain performance conditions (liquidity event) and market conditions (minimum stock price). The Company determined that the SAR Award is an equity classified award since although the SARs may be settled in cash or equity, the Company has no intention or history of settling awards in cash. The Company determined that the fair value of the SAR Award was $1.44 per share for a total fair value of $5.5 million. The Company utilized a Monte Carlo simulation with the following assumptions: a 10-year term to maturity, the Company’s fair value of common stock at September 30, 2024 of $0.35, estimated volatility of 108%, and risk-free rate of 4.2% to discount the ending result to present value. The valuation also includes a derived service period of 2.07 years, which is the median time to vest, as calculated by the model. This derived service period inherently contains some degree of estimation uncertainty. Upon the performance condition being considered probable, which has not been met as of December 31, 2024, the Company will recognize stock compensation expense over the remaining measurement period. The Company did not record any stock-based compensation expenses for SARs for the years ended December 31, 2024 and 2023.

 

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EVOMMUNE, INC.

Notes to the Consolidated Financial Statements

 

Stock-Based Compensation Expense

Stock compensation expense recorded for the years ended December 31, 2024 and 2023, consisted of expense for stock options. No stock compensation expense was recorded for RSUs or SARs for the years ended December 31, 2024 and 2023. The following table is a summary of stock compensation expense by function recognized for the periods indicated (in thousands):

 

     Years Ended
December 31,
 
     2024      2023  

General Administrative

   $ 1,017      $ 850  

Research and development

     705        634  
  

 

 

    

 

 

 

Total stock-based compensation expense

   $ 1,722      $ 1,484  
  

 

 

    

 

 

 

The 2020 Plan provides the holders of certain stock options an election to early exercise prior to vesting. The shares are subject to the Company’s lapsing repurchase right upon termination of employment, with the repurchase price being the lesser of the original exercise price or the then fair value of the Company’s common stock. At December 31, 2024, less than $0.1 million of proceeds from unvested early exercised options were recognized as both other current liability and other non-current liability in the accompanying consolidated balance sheets.

The following table summarizes activity relating to early exercises of stock options for the periods indicated:

 

     Number of shares  

Unvested balance at January 1, 2023

     609,376  

Vested

     (268,125
  

 

 

 

Unvested balance at December 31, 2023

     341,251  

Vested

     (179,584
  

 

 

 

Unvested balance at December 31, 2024

     161,667  
  

 

 

 

10. Income Taxes

Loss before provision for income taxes consisted of the following (in thousands):

 

     Years Ended
December 31,
 
     2024     2023  

Domestic

   $ (68,308   $ (34,053

Foreign

            
  

 

 

   

 

 

 

Loss before provision for income taxes

   $ (68,308   $ (34,053
  

 

 

   

 

 

 

 

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EVOMMUNE, INC.

Notes to the Consolidated Financial Statements

 

A reconciliation of the Company’s statutory income tax rate to the Company’s effective income tax rate is as follows:

 

     Years Ended
December 31,
 
     2024     2023  

Income tax benefit at the statutory rate

     21.00     21.00

State taxes, net of federal benefit

     3.32       0.78  

Credits

     3.44       4.22  

Other permanent adjustments

     (1.56     (1.50

Valuation allowance

     (26.20     (24.50
  

 

 

   

 

 

 

Total

        
  

 

 

   

 

 

 

The net deferred income tax asset balance related to the following (in thousands):

 

     December 31,  
     2024     2023  

Deferred tax assets

    

Net operating loss carryforwards

   $ 10,814     $ 6,531  

Tax credit

     4,141       1,899  

Intangibles

     5,239       2,400  

Capitalized research and development

     16,832       9,422  

Right of use liabilities

     289       278  

Accrued bonus

     680       424  

Deferred revenue

     630        

Other

     477       249  
  

 

 

   

 

 

 

Total deferred tax assets

     39,102       21,203  

Deferred tax liabilities

    

Right of use assets

     (286     (272
  

 

 

   

 

 

 

Total deferred tax assets

     38,816       20,931  

Valuation allowance

     (38,816     (20,931
  

 

 

   

 

 

 

Net deferred tax assets

   $     $  
  

 

 

   

 

 

 

As of December 31, 2024 and 2023, the Company had federal net operating loss (“NOL”) carryforwards of $38.5 million and $26.6 million, respectively, which can be carried forward indefinitely. As of December 31, 2024, the Company had state NOL carryforwards of $38.8 million. The state NOL carryforwards begin to expire in 2040.

As of December 31, 2024 and 2023, the Company also has federal tax credits of $4.2 million and $1.9 million, respectively, which begin to expire in 2040, and state tax credits of $1.2 million and $0.6 million, respectively, which do not expire.

The Tax Cuts and Jobs Act contained a provision which requires the capitalization of Section 174 costs incurred in years beginning on or after January 1, 2022. Section 174 costs are expenditures which represent research and development costs that are incidental to the development or improvement of a product, process, formula, invention, computer software, or technique. This provision changes the treatment of Section 174 costs

 

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EVOMMUNE, INC.

Notes to the Consolidated Financial Statements

 

such that the expenditures are no longer allowed as an immediate deduction but rather must be capitalized and amortized. The application of this provision resulted in a deferred tax asset of approximately $16.8 million and $9.4 million as of December 31, 2024 and 2023, respectively.

Future realization of the tax benefits of existing temporary differences and net operating loss carryforwards ultimately depends on the existence of sufficient taxable income within the carryforward period. As of December 31, 2024 and 2023, the Company performed an evaluation to determine whether a valuation allowance was needed. The Company considered all available evidence, both positive and negative, which included the results of operations for the current and preceding years. The Company determined that it was not possible to reasonably quantify future taxable income and determined that it is more likely than not that all of the deferred tax assets will not be realized. Accordingly, the Company maintained a full valuation allowance as of December 31, 2024 and 2023.

Under Internal Revenue Code Section 382, if a corporation undergoes an “ownership change,” the corporation’s ability to use its pre-change NOL carryforwards and other pre-change tax attributes to offset its post-change income may be limited. The Company completed a formal Section 382 study that determined a single “ownership change” had occurred in August 2021, which limits the Company’s ability to utilize its then existing tax attributes. The Company expects to be able to utilize all of its pre-change and post-change NOL carryforwards and as such, has not recorded a deferred tax asset reduction. Tax losses generated since the Company’s inception in 2020 may be used to offset only 80% of taxable income and carryforward indefinitely, which may require the Company to pay federal income taxes in future years despite generating a loss for federal income tax purposes in prior years. Future changes in the Company’s stock ownership, which may be outside of the Company’s control, may trigger an “ownership change.” In addition, future equity offerings or acquisitions that have equity as a component of the purchase price could result in an “ownership change.” If an additional “ownership change” does occur in the future, utilization of the NOL carryforwards or other tax attributes may be limited, which could potentially result in increased future tax liability to the Company.

The calculation of the Company’s tax liabilities involves dealing with uncertainties in the application of complex tax laws and regulations for both federal taxes and the many states in which the Company operates or does business in. ASC 740 states that a tax benefit from an uncertain tax position may be recognized when it is more likely than not that the position will be sustained upon examination, including resolutions of any related appeals or litigation processes, on the basis of the technical merits.

The Company records uncertain tax positions as liabilities in accordance with ASC 740 and adjust these liabilities when the Company’s judgment changes as a result of the evaluation of new information not previously available. Because of the complexity of some of these uncertainties, the ultimate resolution may result in a payment that is materially different from the Company’s current estimate of the unrecognized tax benefit liabilities. These differences will be reflected as increases or decreases to income tax expense in the period in which new information is available. As of December 31, 2024 and 2023, the Company has recorded unrecognized tax benefits and if recognized would not impact the effective tax rate and has not recognized any interest or penalties related to unrecognized tax benefits.

The following table summarizes the changes to the Company’s gross unrecognized tax benefits (in thousands):

 

     December 31,  
     2024      2023  

Balance at January 1,

   $ 490      $  

Increase related to current year tax positions

     574        490  
  

 

 

    

 

 

 

Balance at December 31,

   $ 1,064      $ 490  
  

 

 

    

 

 

 

 

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EVOMMUNE, INC.

Notes to the Consolidated Financial Statements

 

The Company files tax returns as prescribed by the tax laws of the jurisdictions in which it operates. In the normal course of business, the Company is subject to examination by federal and state jurisdictions, where applicable. There are currently no pending tax examinations. The Company’s tax years are still open under statute from December 31, 2020, to the present. The resolution of tax matters is not expected to have a material effect on the Company’s consolidated financial statements.

11. Subsequent Events

In preparing these consolidated financial statements, the Company has evaluated events and transactions for potential disclosure through May 14, 2025, the date the consolidated financial statements were available to be issued.

 

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EVOMMUNE, INC.

Unaudited Condensed Consolidated Balance Sheets

(in thousands, except share amounts)

 

     June 30,
2025
    December 31,
2024
 

Assets

    

Current assets:

    

Cash and cash equivalents

   $
61,837
 
  $ 16,255  

Short-term investments

     24,958       55,785  

Prepaid expenses and other current assets

     8,100       1,948  
  

 

 

   

 

 

 

Total current assets

     94,895       73,988  

Operating lease right-of-use assets

     69       472  

Property and equipment, net

     977       1,326  

Restricted cash

     208       208  

Other non-current assets

     61       61  
  

 

 

   

 

 

 

Total assets

   $ 96,210     $ 76,055  
  

 

 

   

 

 

 
    

Liabilities, Convertible Preferred Stock, and Stockholders’ Deficit

    

Current liabilities:

    

Accounts payable

   $ 3,673     $ 8,264  

Accrued liabilities

     5,916       6,729  

Operating lease liability, current portion

     71       487  

Convertible preferred stock forward

    

 
    8,928  

Deferred revenue

           3,000  

Other current liabilities

     432       573  
  

 

 

   

 

 

 

Total current liabilities

     10,092       27,981  

Other non-current liabilities

     347       535  
  

 

 

   

 

 

 

Total liabilities

     10,439       28,516  
  

 

 

   

 

 

 

Commitments and contingencies (Note 6)

    

Convertible preferred stock: $0.0001 par value — 157,657,729 shares authorized at June 30, 2025 and December 31, 2024, respectively, 157,657,729 and 116,716,142 shares issued and outstanding at June 30, 2025 and December 31, 2024, respectively (Liquidation preference $275,611 and $210,328 at June 30, 2025 and December 31, 2024, respectively)

     257,004       191,776  

Stockholders’ deficit:

    

Common stock, par value $0.0001 — 223,593,879 shares authorized at June 30, 2025 and December 31, 2024, respectively; 13,245,339 and 13,215,131 shares issued and outstanding at June 30, 2025 and December 31, 2024, respectively

     1       1  

Additional paid-in capital

     9,107       7,981  

Accumulated deficit

     (180,341     (152,219
  

 

 

   

 

 

 

Total stockholders’ equity

     (171,233     (144,237
  

 

 

   

 

 

 

Total liabilities, convertible preferred stock, and stockholders’ deficit

   $ 96,210     $ 76,055  
  

 

 

   

 

 

 

The accompanying notes are an integral part of these unaudited condensed consolidated financial statements.

 

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EVOMMUNE, INC.

Unaudited Condensed Consolidated Statements of Operations

(in thousands, except share and per share amounts)

 

     Six Months Ended  
     June 30,  
     2025     2024  

Revenues:

    

License revenue

   $ 3,000     $ 7,000  
  

 

 

   

 

 

 

Operating expenses:

    

Research and development

     34,000       33,125  

General and administrative

     7,026       5,918  
  

 

 

   

 

 

 

Total operating expenses

     41,026       39,043  
  

 

 

   

 

 

 

Loss from operations

     (38,026     (32,043
  

 

 

   

 

 

 

Other income, net:

    

Change in fair value of convertible preferred stock forward

     8,928        

Interest income

     1,017       1,898  

Other expense, net

     (41     (21
  

 

 

   

 

 

 

Total other income, net

     9,904       1,877  
  

 

 

   

 

 

 

Net loss

     (28,122     (30,166
  

 

 

   

 

 

 

Net loss attributable to common stockholders

     (28,122     (30,166
  

 

 

   

 

 

 

Basic and diluted net loss per share of common stock

   $ (2.15   $ (2.37
  

 

 

   

 

 

 

Weighted average basic and diluted shares of common stock outstanding

     13,099,369       12,708,722  
  

 

 

   

 

 

 

The accompanying notes are an integral part of these unaudited condensed consolidated financial statements.

 

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EVOMMUNE, INC.

Unaudited Condensed Consolidated Statements of Convertible Preferred Stock and Stockholders’ Deficit

(in thousands, except share amounts)

 

    For the Six Months Ended June 30, 2025  
    Convertible Preferred
stock
    Common stock     Additional
paid-in

capital
    Accumulated
Deficit
    Total  
    Shares     Amount     Shares     Amount  

Balance, January 1, 2025

    116,716,142     $ 191,776       13,215,131     $ 1     $ 7,981     $ (152,219   $ (144,237

Issuance of common stock on exercise of options

                30,208             6             6  

Issuance of Series C convertible preferred stock, net of transaction costs

    40,941,587       65,228                                

Stock-based compensation

                            1,100             1,100  

Vesting of early exercised options

                            20             20  

Net loss

                                  (28,122     (28,122
 

 

 

   

 

 

   

 

 

   

 

 

   

 

 

   

 

 

   

 

 

 

Balance, June 30, 2025

    157,657,729     $ 257,004       13,245,339     $ 1     $ 9,107     $ (180,341   $ (171,233
 

 

 

   

 

 

   

 

 

   

 

 

   

 

 

   

 

 

   

 

 

 

 

    For the Six Months Ended June 30, 2024  
    Convertible Preferred
stock
    Common stock     Additional
paid-in

capital
    Accumulated
Deficit
    Total  
    Shares     Amount     Shares     Amount  

Balance, January 1, 2024

    85,222,619     $ 149,374       13,161,608     $ 1     $ 6,196     $ (83,911   $ (77,714

Issuance of common stock on exercise of options

                5,555             2             2  

Stock-based compensation

                            826             826  

Vesting of early exercised options

                            27             27  

Net loss

                                  (30,166     (30,166
 

 

 

   

 

 

   

 

 

   

 

 

   

 

 

   

 

 

   

 

 

 

Balance, June 30, 2024

    85,222,619     $ 149,374       13,167,163     $ 1     $ 7,051     $ (114,077   $ (107,025
 

 

 

   

 

 

   

 

 

   

 

 

   

 

 

   

 

 

   

 

 

 

The accompanying notes are an integral part of these unaudited condensed consolidated financial statements.

 

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EVOMMUNE, INC.

Unaudited Condensed Consolidated Statements of Cash Flows

(in thousands)

 

     Six Months Ended
June 30,
 
     2025     2024  

Cash flows from operating activities:

    

Net loss

   $ (28,122   $ (30,166

Adjustments to reconcile net loss to net cash used in operating activities:

    

Stock-based compensation expense

     1,100       826  

Accretion of discount on short-term investments

     (673     (1,049

Depreciation and amortization

     752       596  

Change in fair value of convertible preferred stock forward

     (8,928      

Changes in operating assets and liabilities:

    

Prepaid expenses and other assets

     (5,416     191  

Accounts payable

     (4,591     16,035  

Accrued liabilities

     (813     483  

Operating lease liabilities

     (416     (372

Deferred revenue

     (3,000      
  

 

 

   

 

 

 

Net cash used in operating activities

     (50,107     (13,456
  

 

 

   

 

 

 

Cash flows from investing activities:

    

Purchases of short-term investments

           (28,987

Maturities of short-term investments

     31,500       48,750  

Purchase of property and equipment

           (88
  

 

 

   

 

 

 

Net cash provided by investing activities

     31,500       19,675  
  

 

 

   

 

 

 

Cash flows from financing activities:

    

Proceeds from issuance of convertible preferred stock, net of issuance costs

     65,228        

Proceeds from exercise of stock options

     6       2  

Payment of deferred offering costs

     (736      

Principal payments of finance lease liability

     (192     (65

Principal payments of financing obligation

     (117     (105
  

 

 

   

 

 

 

Net cash provided by (used in) financing activities

     64,189       (168
  

 

 

   

 

 

 

Net increase in cash, cash equivalents and restricted cash

     45,582       6,051  

Cash, cash equivalents and restricted cash - beginning of period

     16,463       29,232  
  

 

 

   

 

 

 

Cash, cash equivalents and restricted cash - end of period

   $ 62,045     $ 35,283  
  

 

 

   

 

 

 

Reconciliation of cash, cash equivalents, and restricted cash to the amounts reports within the balance sheets

    

Cash and cash equivalents

   $ 61,837     $ 35,075  

Restricted cash

     208       208  
  

 

 

   

 

 

 

Total cash, cash equivalents, and restricted cash

   $ 62,045     $ 35,283  
  

 

 

   

 

 

 

Supplemental cash flow disclosures:

    

Cash paid for interest

   $ 7     $ 20  

Deferred offering costs in accrued expenses

     583        

Non-cash investing and financing activities:

    

Vesting of early exercised stock options

   $ 20     $ 27  

Assets acquired under finance leases

   $     $ 595  

The accompanying notes are an integral part of these unaudited condensed consolidated financial statements.

 

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Table of Contents

EVOMMUNE, INC.

Notes to the Unaudited Condensed Consolidated Financial Statements

1. Organization and Description of the Business

Business and Organization

Evommune, Inc. and subsidiaries (“Evommune” or the “Company”) is a Delaware corporation headquartered in Palo Alto, California. Evommune is a clinical stage biotechnology company developing innovative therapies that target key drivers of chronic inflammatory diseases.

Liquidity

The Company has incurred significant operating losses since inception and has relied primarily on equity financing and license revenue to fund its operations. As of June 30, 2025, the Company had an accumulated deficit of $180.3 million. The Company expects to continue to incur substantial losses, and its ability to achieve and sustain profitability will depend on the successful development, approval, and commercialization of product candidates and on the achievement of sufficient revenue to support its cost structure. The Company may never achieve profitability and, unless and until it does, the Company will need to continue to raise additional capital.

As previously disclosed in the Company’s consolidated financial statements for the year ended December 31, 2024, management identified conditions that raised substantial doubt about the Company’s ability to continue as a going concern. During the six months ended June 30, 2025, management implemented plans that alleviated the substantial doubt. The principal factor leading to this conclusion is additional capital raised through the issuance of preferred stock (Note 7). As of June 30, 2025, management expects that exiting cash, cash equivalents and short-term investments will be sufficient to fund the Company’s current operating plan for at least twelve months from the issuance date of these financial statements.

Significant Risks and Uncertainties

The Company operates in a dynamic and highly competitive industry and believes that changes in any of the following areas could have a material adverse effect on the Company’s future financial position, results of operations, or cash flows: ability to obtain future financing; advances and trends in new technologies and industry standards; results of clinical trials; regulatory approval and market acceptance of the Company’s product candidates; development of sales channels; certain strategic relationships; competition from pharmaceutical or other biotechnology companies with greater financial resources or expertise; litigation or claims against the Company based on intellectual property, patent, product, regulatory, or other factors; and the Company’s ability to attract and retain employees necessary to support its growth.

Products candidates being developed by the Company require approvals from the U.S. Food and Drug Administration (“FDA”) or other international regulatory agencies prior to commercial sales. There can be no assurance that any product candidates will receive the necessary approvals. If the Company is denied approval, approval is delayed or the Company is unable to maintain approval, it could have a materially adverse impact on the Company.

The Company has expended and expects to continue to expend substantial funds to complete the research, development and preclinical and clinical testing of product candidates. The Company also will be required to expend additional funds to establish commercial-scale manufacturing arrangements and to provide for the marketing and distribution of product candidates that may receive regulatory approval. If adequate funds are unavailable from operations or additional sources of financing, the Company may have to delay, reduce the scope of or eliminate one or more of its research or development programs which would materially and adversely affect its business, financial condition and results of operations.

 

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EVOMMUNE, INC.

Notes to the Unaudited Condensed Consolidated Financial Statements

 

The Company is currently operating in a period of economic uncertainty and capital markets disruption, which has been impacted by domestic and global monetary and fiscal policy, geopolitical instability, a recessionary environment and high domestic and global inflation. The U.S. Federal Reserve and other central banks may be unable to contain inflation through more restrictive monetary policy, and inflation may increase or continue for a prolonged period of time. Inflationary factors, such as increases in the cost of clinical supplies, interest rates, overhead costs and transportation costs may adversely affect the Company’s operating results. The Company continues to monitor these events and the potential impact on its business. Although the Company does not believe that inflation has had a material impact on its financial position or operations to date, it may be adversely affected in the future due to domestic and global monetary and fiscal policy, supply chain constraints, and other factors, and such factors may lead to increases in the cost of manufacturing for and initiation of studies in the Company’s product candidates.

2. Summary of Significant Accounting Policies

Basis of Presentation

The Company operates in one segment considering the nature of the Company’s products and services, class of customers, methods used to distribute the products and the regulatory environment in which the Company operates. The accompanying unaudited condensed consolidated financial statements, which include the accounts of Evommune, Inc. and its domestic subsidiaries, all of which are wholly owned by Evommune, Inc., have been prepared in conformity with accounting principles generally accepted in the United States of America (“GAAP”) as defined by the Financial Accounting Standards Board (“FASB”) and with the rules and regulations of the Securities and Exchange Commission (SEC). Accordingly, they do not include all of the information and footnotes required by GAAP for complete financial statements. In the opinion of management, all adjustments, consistent of normal recurring adjustments, considered necessary for a fair statement have been include. Interim results are not necessarily indicative of results that may be expected for the fiscal year ending December 31, 2025 or other interim periods. The Condensed Consolidated Balance Sheet as of December 31, 2024 has been derived from the audited consolidated financial statements at that date but does not include all of the information required by GAAP for complete financial statements.

These unaudited condensed consolidated financial statements should be read in conjunction with the consolidated financial statements for the year ended December 31, 2024. Since the date of such consolidated financial statements, there have been no significant changes to the Company’s significant accounting policies, other than as described below.

Segments

The Company has a single operating segment. The Company’s chief operating decision maker (“CODM”), its Chief Executive Officer, manages and allocates resources to the operations of the company on a total company basis by assessing the overall level of resources available and how to best deploy these resources across functions and research and development projects that are in line with its long-term company-wide strategic goals. In making these decisions, the CODM uses consolidated financial information for purposes of evaluating performance and forecasting future period financial results. The CODM performs this assessment based on the Company’s consolidated net loss. Through this analysis, the CODM assesses performance by comparing actual net loss versus the budget, and then decides how to allocate resources to invest in the Company’s research and development programs. The following is a breakdown of net loss by category for the six months ended June 30, 2025 and 2024 as managed by the CODM (in thousands).

 

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Table of Contents

EVOMMUNE, INC.

Notes to the Unaudited Condensed Consolidated Financial Statements

 

     Six Months Ended  
     June 30,
2025
    June 30,
2024
 

License revenue

   $ 3,000     $ 7,000  

Operating Expenses:

    

EVO756

     14,859       9,685  

EVO301

     4,402       15,006  

Other research and development

     9,512       3,897  
  

 

 

   

 

 

 

Total external research and development

   $ 28,773     $ 28,588  

Research and development personnel costs

     5,227       4,537  
  

 

 

   

 

 

 

Total research and development operating expenses

   $ 34,000     $ 33,125  

General and administrative operating expenses

     3,660       3,155  

General and administrative personnel costs

     3,366       2,763  
  

 

 

   

 

 

 

Total general and administrative operating expenses

   $ 7,026     $ 5,918  
  

 

 

   

 

 

 

Total operating expenses

   $ 41,026     $ 39,043  

Other income, net

     9,904       1,877  
  

 

 

   

 

 

 

Net Loss

   $ (28,122   $ (30,166
  

 

 

   

 

 

 

Other research and development consists of discovery research, preclinical programs and other early stage development programs. The measure of segment assets, all of which are held in the United States, is reported on the consolidated balance sheets as total assets. Additionally, segment depreciation expense is consistent with amounts reported within the consolidated statement of cash flows.

Revenue Recognition

The Company recognizes revenue in accordance with FASB ASC 606, Revenue from Contracts with Customers (“ASC 606”), the core principle of which is that an entity should recognize revenue to depict the transfer of promised goods or services to customers in an amount that reflects the consideration to which the entity expects to be entitled to receive in exchange for those goods or services. To achieve this core principle, five basic criteria must be met before revenue can be recognized: (1) identify the contract with a customer; (2) identify the performance obligations in the contract; (3) determine the transaction price; (4) allocate the transaction price to performance obligations in the contract; and (5) recognize revenue when or as the Company satisfies a performance obligation. The Company only applies the five-step model to contracts when it determines that it is probable it will collect the consideration to which it is entitled in exchange for the goods or services it transfers to the customer. At contract inception, once the contract is determined to be within the scope of ASC 606, the Company assesses the goods or services promised within each contract and determines those that are performance obligations and assesses whether each promised good or service is distinct. The Company then recognizes as revenue the amount of the transaction price that is allocated to the respective performance obligation when (or as) the performance obligation is satisfied.

Amounts received prior to satisfying the revenue recognition criteria are recognized as deferred revenue in the Company’s consolidated balance sheets. Amounts expected to be recognized as revenue within the 12 months following the balance sheet date are classified as current portion of deferred revenue. Amounts not expected to be recognized as revenue within the 12 months following the balance sheet date are classified as deferred revenue, non-current portion. Since inception, the Company’s only revenues have been generated through license agreements.

License Revenue

The terms of the Company’s license agreements typically may include payment to the Company of one or more of the following: nonrefundable, up-front license fees, research, development and commercial milestone

 

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EVOMMUNE, INC.

Notes to the Unaudited Condensed Consolidated Financial Statements

 

payments; royalties and other contingent payments due based on the activities of the counterparty. Each of these types of revenue are recorded as license revenues in the Company’s consolidated statements of operations. See Note 5 for additional details regarding the Company’s license arrangements.

Transaction Price Allocated to Future Performance Obligations

ASC 606 requires that the Company disclose the aggregate amount of transaction price that is allocated to performance obligations that have not yet been satisfied as of June 30, 2025. The guidance provides certain practical expedients that limit this requirement. The Company has various contracts that meet the following practical expedients provided by ASC 606:

 

  1.  

The performance obligation is part of a contract that has an original expected duration of one year or less.

 

  2.  

Revenue is recognized from the satisfaction of the performance obligations in the amount billable to the customer.

 

  3.  

The variable consideration is allocated entirely to a wholly unsatisfied performance obligation or to a wholly unsatisfied promise to transfer a distinct good or service that forms part of a single performance obligation.

As of December 31, 2024, the Company had one performance obligation that had not yet been satisfied related to the Maruho Co., Ltd. License agreement, with $3.0 million of the transaction price allocated to future performance obligations under ASC 606 (Note 5). The Company recorded deferred revenue of $0.0 million, $3.0 million and $0.0 million as of June 30, 2025, December 31, 2024 and December 31, 2023, respectively. The Company completed the associated performance obligation in February 2025 and recognized $3.0 million in license revenue for the six months ended June 30, 2025.

Cash, Cash Equivalents and Short-term Investments

The Company considers all highly liquid investments purchased with an original maturity of three months or less to be cash equivalents. As of June 30, 2025 and December 31, 2024, cash and cash equivalents consisted of cash and money market mutual funds. The Company has invested its excess cash in U.S. government securities, and intends and has the ability to hold these investments to maturity. All of the Company’s investments in U.S. government securities are classified as held to maturity and are reported as short-term or long-term based on maturity dates. All of the Company’s short-term investments had original maturity dates of less than 12 months. The following tables summarize the Company’s cash, cash equivalents and short-term investments as of June 30, 2025 and December 31, 2024:

 

     June 30, 2025  
     Amortized
Cost
     Gross
Unrealized
Gains
     Gross
Unrealized
Losses
     Fair
Value
 

Cash and cash equivalents:

           

Cash and money market funds

   $ 61,837      $      $      $ 61,837  
  

 

 

    

 

 

    

 

 

    

 

 

 

Total cash and cash equivalents

     61,837                      61,837  
  

 

 

    

 

 

    

 

 

    

 

 

 

Short-term investments:

           

Held-to-maturity securities

     24,958                      24,958  
  

 

 

    

 

 

    

 

 

    

 

 

 

Total short-term investments

     24,958                      24,958  
  

 

 

    

 

 

    

 

 

    

 

 

 

Total cash, cash equivalents and short-term investments

   $ 86,795      $      $      $ 86,795  
  

 

 

    

 

 

    

 

 

    

 

 

 

 

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Table of Contents

EVOMMUNE, INC.

Notes to the Unaudited Condensed Consolidated Financial Statements

 

     December 31, 2024  
     Amortized
Cost
     Gross
Unrealized
Gains
     Gross
Unrealized
Losses
     Fair
Value
 

Cash and cash equivalents:

           

Cash and money market funds

   $ 16,255      $      $      $ 16,255  
  

 

 

    

 

 

    

 

 

    

 

 

 

Total cash and cash equivalents

     16,255                      16,255  
  

 

 

    

 

 

    

 

 

    

 

 

 

Short-term investments:

           

Held-to-maturity securities

     55,785                      55,785  
  

 

 

    

 

 

    

 

 

    

 

 

 

Total short-term investments

     55,785                      55,785  
  

 

 

    

 

 

    

 

 

    

 

 

 

Total cash, cash equivalents and investment debt securities

   $ 72,040      $      $      $ 72,040  
  

 

 

    

 

 

    

 

 

    

 

 

 

Restricted Cash

Restricted cash is defined as cash and cash equivalents that cannot be withdrawn or used for general operating activities. As of June 30, 2025 and December 31, 2024, the Company’s restricted cash was $0.2 million and was associated with a letter of credit issued in connection with an office lease.

Convertible Preferred Stock Forward

Certain provisions of the Series C Preferred Stock Purchase Agreement (“Series C SPA”) obligated the Company to sell, and the investors to purchase, additional tranches of the Series C Convertible Preferred Stock (“Series C”) at a future date and specified price (the “tranche closings forward”) if certain clinical performance milestones were met. The tranche closings forward represented freestanding instruments as they are legally detachable and separately exercisable and, therefore, were accounted for separately from Series C as convertible preferred stock forwards (liability or asset). The tranche closings forward were completed in June 2025.

Income Taxes

The Company accounts for income taxes under the asset and liability method, which requires deferred tax assets and liabilities to be recognized for the estimated future tax consequences attributable to differences between financial statement carrying amounts and respective tax bases of existing assets and liabilities, as well as for net operating loss carryforwards and research and development credits. Valuation allowances are provided if it is more likely than not that some portion or all of the deferred tax assets will not be realized. The impact of a change in the tax laws is recorded in the period in which the law is enacted.

Net Loss Per Share

Basic net loss per common share is calculated by dividing the net loss by the weighted-average number of shares of common stock outstanding, without consideration of potentially dilutive securities. Diluted net loss per share is computed by dividing the net loss by the weighted-average number of shares of common stock and potentially dilutive securities outstanding for the period. For purposes of the diluted net loss per share calculation, the convertible preferred stock, common stock subject to repurchase, stock options, restricted stock units (“RSUs”), and stock appreciation rights (“SARs”) are considered to be potentially dilutive securities. Basic and diluted net loss per share is presented in conformity with the two-class method required for participating securities as the convertible preferred stock is considered a participating security. The Company’s participating securities do not have a contractual obligation to share in the Company’s losses. As such, the net loss is attributed entirely to common stockholders. Because the Company has reported a net loss for the reporting periods presented, the diluted net loss per common share is the same as basic net loss per common share for those periods.

 

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Table of Contents

EVOMMUNE, INC.

Notes to the Unaudited Condensed Consolidated Financial Statements

 

The following table sets forth the computation of the basic and diluted net loss per share (in thousands, except share and per share amounts):

 

     Six Months ended
June 30,
 
     2025     2024  

Numerator:

    

Net Loss

   $ (28,122   $ (30,166

Denominator:

    

Weighted-average common shares outstanding

   $ 13,226,468     $ 13,166,156  

Less: weighted-average unvested founder shares

           (171,475

Less: weighted-average unvested early-exercised options

     (127,099     (285,959
  

 

 

   

 

 

 

Weighted-average common shares outstanding used to compute net loss per share, basic and diluted

     13,099,369       12,708,722  
  

 

 

   

 

 

 

Net loss per share, basic and diluted

   $ (2.15   $ (2.37
  

 

 

   

 

 

 

The following outstanding shares of potentially dilutive securities were excluded from the computation of diluted net loss per share attributable to common stockholders for the periods presented because including them would have been antidilutive:

 

     Six Months Ended June 30,  
     2025      2024  

Convertible preferred stock

     163,099,487        85,222,619  

Stock options outstanding

     31,741,410        22,882,750  

Restricted stock units outstanding

     3,728,809         

Stock appreciation rights outstanding

     3,790,449         

Common stock subject to repurchase

     103,125        240,001  
  

 

 

    

 

 

 

Total

     202,463,280        108,345,370  
  

 

 

    

 

 

 

The amounts above represent common stock equivalents, where applicable.

Deferred Financing Costs

The Company capitalizes costs that are directly associated with in-process equity and debt financings until such financings are consummated, at which time such costs are recorded against the gross proceeds from the applicable financing. If a financing is abandoned, deferred financing costs are expensed. As of June 30, 2025, the Company has incurred $1.5 million in fees associated with the IPO, which are recognized as a component of prepaid expenses and other current assets on the consolidated balance sheet.

Recent Accounting Pronouncements

In December 2023, the FASB issued ASU 2023-09 “Improvements to Income Tax Disclosures” (“ASU 2023-09”), which will require incremental income tax disclosures on an annual basis for all public entities. The amendments require that public business entities disclose specific categories in the rate reconciliation and provide additional information for reconciling items meeting a quantitative threshold. The amendments also require disclosure of income taxes paid to be disaggregated by jurisdiction, and disclosure of income tax expense disaggregated by federal, state and foreign. ASU 2023-09 is effective for annual reporting beginning with the fiscal year ending December 31, 2025. The Company is currently evaluating the incremental disclosures that will be required in its future consolidated financial statements.

 

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EVOMMUNE, INC.

Notes to the Unaudited Condensed Consolidated Financial Statements

 

In November 2024, the FASB issued ASU 2024-03 “Income Statement—Reporting Comprehensive Income—Expense Disaggregation Disclosures” (“ASU 2024-03”), which will require additional expense disclosures for all public entities. The amendments require that at each interim and annual reporting period, an entity will disclose certain disaggregated expenses included in each relevant expense caption, as well as the total amount of selling expenses and, in annual periods, an entity’s definition of selling expenses. ASU 2024-03 is effective for annual reporting periods beginning with the fiscal year ending December 31, 2027, and interim periods thereafter, with early adoption permitted. The Company is currently evaluating the incremental disclosures that will be required in its future consolidated financial statements.

3. Fair Value Measurements and Fair Value of Financial Instruments

The following table sets forth the Company’s consolidated financial instruments that were measured at fair value on a recurring basis by level within the fair value hierarchy (in thousands):

 

     Fair Value Measurements at June 30, 2025  
     Total     Level 1      Level 2      Level 3  

Assets:

          

Cash Equivalents

          

Money market funds

   $ 61,618       61,618                

Short-term investments

          

Held-to-maturity securities

     24,958              24,958         
  

 

 

   

 

 

    

 

 

    

 

 

 

Total fair value of assets

   $ 86,576       61,618        24,958         
  

 

 

   

 

 

    

 

 

    

 

 

 
     Fair Value Measurements at December 31,
2024
 
     Total     Level 1      Level 2      Level 3  

Assets:

          

Cash Equivalents

          

Money market funds

   $ 14,227       14,227                

Short-term investments

          

Held-to-maturity securities

     55,785              55,785         
  

 

 

   

 

 

    

 

 

    

 

 

 

Total fair value of assets

   $ 70,012       14,227        55,785         
  

 

 

   

 

 

    

 

 

    

 

 

 

Liabilities:

          

Convertible preferred stock forward

     (8,928                   (8,928
  

 

 

   

 

 

    

 

 

    

 

 

 

Total fair value of liabilities

   $ (8,928                   (8,928
  

 

 

   

 

 

    

 

 

    

 

 

 

Items classified as Level 1 within the valuation hierarchy consist of the Company’s cash equivalents held in money market funds. The Company measures these investments at fair value determined based on Level 1 observable quoted price market inputs. The Company’s money market funds are included in cash and cash equivalents in the consolidated balance sheets.

Items classified as Level 2 within the valuation hierarchy consist of the Company’s excess cash invested in U.S. government securities, measured at fair value based on observable inputs other than Level 1 prices, such as quoted prices for similar assets or liabilities or quoted prices in markets that are not active. The Company’s U.S. government securities are included in short-term investments in the consolidated balance sheets.

Items classified as Level 3 within the valuation hierarchy consist of the Company’s convertible preferred stock forward (Note 7). The fair value of the convertible preferred stock forward has been estimated at the date of

 

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EVOMMUNE, INC.

Notes to the Unaudited Condensed Consolidated Financial Statements

 

inception, and re-measured at the end of each reporting period until the forwards expire. The Company used a standard forward pricing valuation model to estimate the fair value of the forward contracts with the following significant assumptions:

 

     June 26, 2025      December 31, 2024  

Fair value per share of Series C Tranche Two

   $ 1.59      $ 0.22  

Strike price

   $ 1.59453      $ 1.59453  

Expected term

     0.003 years        0.58 years  

Discount rate

     4.11%        4.32%  

The following table is a roll-forward of Level 3 assets for the periods indicated (in thousands) (Note 7):

 

     Series C
Tranche
Two
Forward
 

Balance at January 1, 2024

   $  

Issuance of convertible preferred stock forward

     (8,928
  

 

 

 

Balance at December 31, 2024

     (8,928

Change in fair value of convertible preferred stock forward

     8,928  
  

 

 

 

Balance at June 30, 2025

   $  
  

 

 

 

In June 2025, the Company issued 40,941,587 shares of Series C and settled the convertible preferred stock forward.

4. Accrued Liabilities

Accrued liabilities consisted of the following (in thousands):

 

     June 30,
2025
     December 31,
2024
 

Accrued research and development

   $ 3,054      $ 2,828  

Accrued compensation

     1,975        3,634  

Other

     887        267  
  

 

 

    

 

 

 

Total

   $ 5,916      $ 6,729  
  

 

 

    

 

 

 

5. Strategic Collaborations and License Agreements

The Company has entered into several license agreements for products currently under development. The Company’s license agreements are disclosed in “Note 5. Strategic Collaborations and License Agreements” of the Company’s annual audited consolidated financial statements for the year ended December 31, 2024. Since the date of such consolidated financial statements, there have been no significant changes to the Company’s license agreements, other than the following.

Dermira

In December 2020, the Company entered into an exclusive license agreement with Dermira, Inc., a wholly owned subsidiary of Eli Lilly and Company (“Dermira”) to develop and commercialize EVO756 and two other development programs for the treatment of various inflammatory diseases (the “Dermira License Agreement”).

 

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EVOMMUNE, INC.

Notes to the Unaudited Condensed Consolidated Financial Statements

 

The Dermira License Agreement remains in effect on a product-by-product and a country-by-country basis until the expiration of the royalty term for such product in such country. The Dermira License Agreement may be terminated by either party due to the other party’s uncured material breach or bankruptcy.

Milestones and royalties are contingent upon future events and will be recorded when the milestones are achieved and when payments are due. For the six months ended June 30, 2025, the Company has recorded $2.5 million as research and development expense upon achievement of a development milestone under the Dermira License Agreement. No other milestones were achieved under the Dermira License Agreement during the six months ended June 30, 2025 and 2024.

Maruho Co., Ltd.

Maruho Japan Agreement

As of December 31, 2024, the Company has recorded short term deferred revenue of $3.0 million, attributable to the Company’s on-going performance obligations. The Company recognized $3.0 million in license revenue for the six months ended June 30, 2025 upon the satisfaction of the performance obligation. No other milestone or royalty revenues related to this agreement have been earned as of June 30, 2025.

AprilBio

In June 2024, the Company entered into a License, Development and Commercialization Agreement with AprilBio Co., Ltd. (“AprilBio”) upon which AprilBio granted the Company an exclusive worldwide license to develop and commercialize an IL-18BP compound (“EVO301”). The Company is responsible for the payments of development milestones of up to $82.5 million, sales milestones of up to $377.5 million, and tiered royalty payments in the mid-to-high single digit percentage on covered product net worldwide sales. For the six months ended June 30, 2025, the Company has recorded $1.5 million as research and development expense upon achievement of a development milestone under the AprilBio License, Development and Commercialization Agreement. No development milestones were recorded as research and development expenses for the six months ended June 30, 2024. No other development or sales milestones have been achieved as of June 30, 2025.

6. Commitments and Contingencies

Leases

The Company has operating leases for office space and equipment as well as finance leases of certain lab and office equipment. The leases have the original lease terms of three years each. Generally, the Company’s leases are non-cancellable and do not include renewal options. The Company’s leases do not have any residual value guarantees or any restrictions or covenants imposed by leases.

 

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EVOMMUNE, INC.

Notes to the Unaudited Condensed Consolidated Financial Statements

 

As of June 30, 2025, future minimum lease payments included in the measurement of lease liabilities and financing obligations were as follows (in thousands):

 

     Operating
lease
     Finance
lease
    Financing
obligation
 

2025

   $ 71      $ 210     $ 42  

2026

            400        

2027

            184        

2028 and thereafter

                   
  

 

 

    

 

 

   

 

 

 

Total undiscounted lease payments

     71        794       42  

Less: imputed interest

            (94     (1
  

 

 

    

 

 

   

 

 

 

Total lease liability

     71        700       41  

Less: current portion

     71        353       41  
  

 

 

    

 

 

   

 

 

 

Operating and finance lease liability, net of current maturities

   $      $ 347     $  
  

 

 

    

 

 

   

 

 

 

The following table contains a summary of the lease costs recognized under ASC 842 and other information pertaining to the Company’s operating leases and finance leases (in thousands):

 

     Six Months Ending
June 30, 2025
     Six Months Ending
June 30, 2024
 

Operating lease:

     

Short-term lease cost

   $ 533      $ 425  

Variable lease cost

     115        154  

Operating lease cost

     416        372  
  

 

 

    

 

 

 

Total operating lease costs

     1,064        951  
  

 

 

    

 

 

 

Finance lease:

     

Amortization of right-of-use assets

   $ 191      $ 65  

Interest on lease liabilities

     42        20  

Financing obligation:

     

Interest expense

     7        20  
  

 

 

    

 

 

 

Total finance lease and financing obligation cost

     240        105  
  

 

 

    

 

 

 

Total lease cost

   $ 2,368      $ 2,007  
  

 

 

    

 

 

 

 

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EVOMMUNE, INC.

Notes to the Unaudited Condensed Consolidated Financial Statements

 

For the six months ended June 30, 2025, payments were $0.4 million, $0.1 million and $0.2 million for operating leases, financing obligation and finance leases, respectively. For the six months ended June 30, 2024, payments were $0.4 million, $0.1 million and $0.1 million for operating leases, financing obligation and finance leases, respectively. Interest expense is recorded within other expense within the Company’s unaudited condensed consolidated statements of operations. The weighted average discount rate and remaining terms are as follows:

 

     Six Months Ending
June 30, 2025
    Six Months Ending
June 30, 2024
 

Weighted-average remaining lease term (in years)

    

Operating leases

           1.00  

Finance leases

     1.98       2.63  

Financing obligation

     0.17       1.17  

Weighted-average discount rate (percent)

    

Operating leases

     8.00     8.00

Finance leases

     10.50     12.45

Financing obligation

     12.70     12.70

Research and Development Agreements

The Company enters into contracts in the normal course of business with clinical research organizations, contract manufacturing organizations and other third-party vendors for clinical trials, manufacturing, testing and other research and development activities. These contracts generally provide for termination on notice, with varying termination fees, typically up to 50%, dependent on timing of notification in advance of planned activity timelines. As of June 30, 2025 and December 31, 2024, there were no amounts accrued related to termination and cancellation charges as these are not probable.

License Agreements

The Company has entered into various license agreements (Note 5), pursuant to which the Company is required to make payments contingent upon the occurrence of specified events. The Company is required to pay development and sales milestones and royalties on sales of products developed under these agreements. Except as disclosed in Note 5, no such milestone events occurred in during the six months ended June 30, 2025 and 2024.

Guarantees and Indemnifications

The Company accrues a liability for any contingent liabilities when it is probable that future expenditures will be made and that such expenditures can be reasonably estimated. Significant judgment is required to determine both probability and the estimated amount.

Legal proceedings

The Company was not subject to any material legal proceedings during the six months ended June 30, 2025 and 2024, and no material legal proceedings are currently pending or threatened.

7. Convertible Preferred Stock

The Company’s convertible preferred stock are disclosed in the financial statements included in “Note 7. Redeemable Convertible Preferred Stock” for the year ended December 31, 2024. Since the date of such consolidated financial statements, there have been no significant changes to the Company’s redeemable convertible preferred stock, other than the following.

 

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EVOMMUNE, INC.

Notes to the Unaudited Condensed Consolidated Financial Statements

 

Series C Convertible Preferred Stock Tranche Closings Forward

The Company determined that its obligation to issue and the investors’ obligation to purchase additional shares of Series C in the Series C Tranche Two Closing at a fixed price represent a freestanding instruments and forward contracts that are accounted for at fair value at the issuance date and re-measured at each reporting date until the expiration or the settlement of the obligation (the “Series C Tranche Two Forward”). At issuance and as of December 31, 2024, the Series C Tranche Two Forward liability’s fair value was estimated as $8.9 million.

On May 20, 2025, the Company completed, and the board of directors approved, the achievement of the Series C milestone event and as a result, on June 27, 2025, the Company issued and sold 40,941,587 shares of Series C redeemable convertible preferred stock at the original issuance price of $1.59453 when the total fair value of the Series C Tranche Two Forward was $0.0 million. The Company issued 40,941,587 shares of Series C and settled the related forward contracts in June 2025, and recognized a gain of $8.9 million for the six months ended June 30, 2025. The Company received aggregate gross proceeds of $65.3 million as part of the Series C Tranche Two Closing.

Pursuant to the Series C SPA, the Company issued and sold shares of Series C Preferred Stock at a purchase price of $1.59453 per share, which triggered the anti-dilution protection provision under the Company’s then in effect certificate of incorporation. Due to these provisions, the conversion ratio of the Series A Preferred Stock and Series B Preferred Stock was adjusted from 1.0378 to 1.0707, and from 1.0436 to 1.0820, respectively.

The authorized, issued, and outstanding shares of the Company’s convertible preferred stock and liquidation values as of June 30, 2025 and December 31, 2024 were as follows (in thousands, except for share amounts):

 

     As of June 30, 2025  
     Authorized
Shares
     Outstanding
Shares
     Liquidation
Preference
     Carrying
Value
 

Series Seed

     12,858,517        12,858,517      $ 12,462      $ 14,240  

Series A

     43,614,102        43,614,102        87,640        79,056  

Series B

     28,750,000        28,750,000        60,009        57,578  

Series C

     72,435,110        72,435,110        115,500        106,130  
  

 

 

    

 

 

    

 

 

    

 

 

 

Total

     157,657,729        157,657,729      $ 275,611      $ 257,004  
  

 

 

    

 

 

    

 

 

    

 

 

 

 

     As of December 31, 2024  
     Authorized
Shares
     Outstanding
Shares
     Liquidation
Preference
     Carrying
Value
 

Series Seed

     12,858,517        12,858,517      $ 12,462      $ 14,240  

Series A

     43,614,102        43,614,102        87,640        79,056  

Series B

     28,750,000        28,750,000        60,009        57,578  

Series C

     72,435,110        31,493,523        50,217        40,902  
  

 

 

    

 

 

    

 

 

    

 

 

 

Total

     157,657,729        116,716,142      $ 210,328      $ 191,776  
  

 

 

    

 

 

    

 

 

    

 

 

 

The significant rights and obligations of the Company’s Series Seed Preferred Stock, Series A Preferred Stock, Series B Preferred Stock and Series C Preferred Stock (collectively “Convertible Preferred Stock”) are disclosed in the Company’s annual consolidated financial statements for the year ended December 31, 2024.

8. Common Stock

As of June 30, 2025, the Company is authorized to issue 223,593,879 shares of $0.0001 par value common stock. Each share of common stock is entitled to one vote. The holders of common stock are also entitled to

 

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EVOMMUNE, INC.

Notes to the Unaudited Condensed Consolidated Financial Statements

 

receive dividends whenever funds are legally available and when declared by the board of directors, subject to prior rights of the preferred stockholders.

The Company had reserved common stock for future issuance as follows:

 

     June 30, 2025      December 31, 2024  

Series Seed

     12,858,517        12,858,517  

Series A

     46,696,937        45,261,538  

Series B

     31,108,923        30,004,385  

Series C

     72,435,110        31,493,523  

Outstanding options under 2020 Stock Plan

     31,741,410        31,647,035  

Outstanding restricted stock units under 2020 Stock Plan

     3,728,809        3,728,809  

Options available for grants under the 2020 Stock Plan

     1,131,506        1,256,089  
  

 

 

    

 

 

 

Total

     199,701,212        156,249,896  
  

 

 

    

 

 

 

9. Stock Option Plan

Stock Options

In May 2020, the board of directors adopted the Evommune, Inc. 2020 Stock Plan (the “Plan”) under which officers, employees, outside directors and consultants may be eligible for the grant of equity awards. The Plan provides for the direct award or sale of shares, the grant of Incentive Stock Options (“ISO”) and Nonstatutory Stock Options (“NSO”) options to purchase shares and the grant of RSUs to acquire shares. The board of directors has authorized an aggregate number of 37,987,851 shares of the Company’s common stock to be issued under the Plan. Options under the Plan may be granted for periods of up to 10 years at exercise prices no less than 100% of the fair market value of the Company’s common stock on the date of grant with the exception of ISOs granted to a 10% holder which is no less than 110% of the fair market value of common stock on the date of grant. As of June 30, 2025, the Company had 1,131,506 shares available for issuance under the Plan.

The following table summarizes the Company’s stock option activity from January 1, 2025 to June 30, 2025:

 

     Stock Options     Weighted-Average
Exercise Price
     Weighted-Average
Remaining
Contractual Term
(years)
     Aggregate
Intrinsic
Value
(in thousands)
 

Outstanding at January 1, 2025

     31,647,035     $ 0.36        8.52      $ 585  

Shares authorized

              

Options granted

     175,000       0.54        

Options exercised

     (30,208     0.20           5  

Options cancelled or forfeited

     (50,417     0.24        

Outstanding at June 30, 2025

     31,741,410       0.36        8.03        6,908  
  

 

 

         

Exercisable at June 30, 2025

     14,189,507       0.37        7.29        2,995  
  

 

 

         

Vested and expected to vest at June 30, 2025

     31,844,535     $ 0.36        8.03      $ 6,930  
  

 

 

         

The weighted-average grant-date fair value of options granted during the six months ended June 30, 2025 and 2024 was $0.41 and $0.16 per option, respectively. The aggregate intrinsic value of options exercised for the

 

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EVOMMUNE, INC.

Notes to the Unaudited Condensed Consolidated Financial Statements

 

six months ended June 30, 2025 and 2024 was less than $0.1 million, respectively. Intrinsic values are calculated as the difference between the exercise price of the underlying options and the fair value of the common stock for the options that had exercise prices that were lower than the fair value per share of the common stock, multiplied by the related in the money options that would have been received by the option holders had they exercised their options at the end of the period.

As of June 30, 2025, the total unrecognized stock-based compensation expense for stock options was $4.5 million, which is expected to be recognized over a weighted-average period of 2.6 years. The total fair value of options vested for the six months ended June 30, 2025 and 2024 was $0.9 million and $1.2 million, respectively.

The fair value of the stock options granted was estimated using the following assumptions:

 

     Six Months Ended June 30,
     2025   2024

Expected term

   6.1 years   5.8 - 6.1 years

Expected volatility

   88.51% - 89.11%   99.94% - 101.80%

Risk-free interest rate

   3.94% - 4.07%   4.03% - 4.63%

Fair value of common stock

   $0.27 - $ 0.44   $0.16

Dividend yield

   0%   0%

Restricted Stock Units

In December 2024, certain employees were granted a total of 3,728,809 RSUs. The terms of the RSUs are disclosed in the Company’ consolidated financial statements for the year ended December 31, 2024.

A summary of restricted stock activity during the six months ended June 30, 2025, is as follows:

 

     Number of Units
Outstanding
     Grant Date Fair Value
per Share
 

Unvested balance at January 1, 2025

     3,728,809      $ 0.35  

Granted

             

Vested

             
  

 

 

    

 

 

 

Unvested balance at June 30, 2025

     3,728,809      $ 0.35  
  

 

 

    

 

 

 

As of June 30, 2025, the total unrecognized stock-based compensation expense for unvested restricted stock was $1.3 million, which is expected to be recognized over a weighted-average period of 3.4 years. The Company did not record any stock-based compensation expenses for RSUs for the six months ended June 30, 2025 and 2024.

Stock Appreciation Right

In December 2024, an employee was granted 3,790,449 SARs with a base price of $0.35 per unit. The terms of the SAR are disclosed in the Company’ consolidated financial statements for the year ended December 31, 2024.

Upon the performance condition being considered probable, which has not been met as of June 30, 2025, the Company will recognize stock compensation expense over the remaining measurement period. The Company did not record any stock-based compensation expenses for SAR units for the six months ended June 30, 2025 and 2024.

 

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EVOMMUNE, INC.

Notes to the Unaudited Condensed Consolidated Financial Statements

 

Stock-Based Compensation Expense

Stock compensation expense recorded for the six months ended June 30, 2025 and 2024, consisted of expense for stock options. No stock compensation expense was recorded for RSUs or SARs for the six months ended June 30, 2025 and 2024. The following table is a summary of stock compensation expense by function recognized for the periods indicated (in thousands):

 

     Six Months Ended
June 30
 
     2025      2024  

General Administrative

   $ 674      $ 482  

Research and development

     426        344  
  

 

 

    

 

 

 
   $ 1,100      $ 826  
  

 

 

    

 

 

 

10. Income Taxes

The Company’s interim income tax provision consists of U.S. federal and state income taxes based on the estimated annual effective tax rate that the Company expects for the full year together with the tax effect of discrete items. Each quarter the Company updates its estimate of the annual effective tax rate and records cumulative adjustments as necessary. As of June 30, 2025, and December 31, 2024, the Company was in a pre-tax loss position and is anticipated to remain so throughout the year. For the six months ended June 30, 2025 and 2024, the Company did not record any tax benefit or expense.

In assessing the realizability of deferred tax assets, management evaluates whether it is more likely than not that some portion or all of the deferred tax assets will be realized. The ultimate realization of deferred tax assets is dependent upon the generation of future taxable income in those periods in which temporary differences become deductible and/or net operating losses can be utilized. Management assesses all positive and negative evidence when determining the amount of the net deferred tax assets that are more likely than not to be realized. This evidence includes, but is not limited to, prior earnings history, scheduled reversal of taxable temporary differences, tax planning strategies and projected future taxable income. Significant weight is given to positive and negative evidence that is objectively verifiable. Based on these factors, including cumulative losses in recent years, the Company continues to maintain a full valuation allowance against its net deferred tax assets as of June 30, 2025 and December 31, 2024.

11. Subsequent Events

In preparing these consolidated financial statements, the Company has evaluated events and transactions for potential disclosure through August 29, 2025, the date the consolidated financial statements were available to be issued.

On July 16, 2025, the Company received notice from Maruho confirming the achievement of a development milestone under the Maruho Japan Agreement and received a $10.0 million milestone payment in July 2025.

In June 2025, the Company executed a sixty-three month lease agreement to lease office space in Palo Alto, California. The lease is expected to commence in January 2026 and includes annual lease payments during each of the first three years of approximately $1.5 million, with increases of approximately 3% each year thereafter for the remainder of the lease.

In August 2025, we executed a sixty-month lease agreement to lease office space in New York, New York. The lease is expected to commence in October 2025 and includes annual lease payments of approximately $0.4 million.

 

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PROSPECTUS

 

MORGAN STANLEY   LEERINK PARTNERS    EVERCORE ISI   CANTOR

Through and including    , 2025 (the 25th day after the date of this prospectus), all dealers effecting transactions in these securities, whether or not participating in this offering, may be required to deliver a prospectus. This in addition to the dealers’ obligation to deliver a prospectus when acting as underwriters and with respect to their unsold allotments or subscriptions.

     , 2025

 


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PART II

INFORMATION NOT REQUIRED IN PROSPECTUS

Item 13. Other Expenses of Issuance and Distribution.

The following table sets forth the fees and expenses, other than underwriting discounts and commissions, payable in connection with the registration of the common stock hereunder. All amounts are estimates except the Securities and Exchange Commission (“SEC”) registration fee, the Financial Industry Regulatory Authority, Inc. (“FINRA”) filing fee and the NYSE listing fee.

 

     Amount to Be Paid  

SEC registration fee

   $ 15,310  

FINRA filing fee

     15,500  

NYSE listing fee

     *  

Printing and mailing expenses

     *  

Legal fees and expenses

     *  

Accounting fees and expenses

     *  

Transfer agent and registrar fees and expenses

     *  

Miscellaneous expenses

     *  
  

 

 

 

Total

   $   *  
  

 

 

 
 
*

To be completed by amendment.

Item 14. Indemnification of Directors and Officers.

Section 145 of the Delaware General Corporation Law (the “DGCL”) authorizes a corporation to indemnify its directors and officers against liabilities arising out of actions, suits and proceedings to which they are made or threatened to be made a party by reason of the fact that they have served or are currently serving as a director or officer to a corporation. The indemnity may cover expenses (including attorneys’ fees) judgments, fines and amounts paid in settlement actually and reasonably incurred by the director or officer in connection with any such action, suit or proceeding. Section 145 permits corporations to pay expenses (including attorneys’ fees) incurred by directors and officers in advance of the final disposition of such action, suit or proceeding. In addition, Section 145 provides that a corporation has the power to purchase and maintain insurance on behalf of its directors and officers against any liability asserted against them and incurred by them in their capacity as a director or officer or arising out of their status as such, whether or not the corporation would have the power to indemnify the director or officer against such liability under Section 145.

We have adopted provisions in our amended and restated certificate of incorporation and amended and restated bylaws (our “bylaws”) to be in effect immediately prior to the completion of this offering that limit or eliminate the personal liability of our directors to the fullest extent permitted by the DGCL, as it now exists or may in the future be amended. Consequently, a director will not be personally liable to us or our stockholders for monetary damages or breach of fiduciary duty as a director, except for liability for any breach of the director’s duty of loyalty to us or our stockholders, any act or omission not in good faith or that involves intentional misconduct or a knowing violation of law, any unlawful payments related to dividends or unlawful stock purchases, redemptions or other distributions or any transaction from which the director derived an improper personal benefit.

These limitations of liability do not alter director liability under the federal securities laws and do not affect the availability of equitable remedies such as an injunction or rescission.

 

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In addition, our bylaws provide that:

 

   

we will indemnify our directors, officers and, in the discretion of our board of directors, certain employees to the fullest extent permitted by the DGCL, as it now exists or may in the future be amended; and

 

   

we will advance reasonable expenses, including attorneys’ fees, to our directors and, in the discretion of our board of directors, to our officers and certain employees, in connection with legal proceedings relating to their service for or on behalf of us, subject to limited exceptions.

We have entered into indemnification agreements with each of our directors (and their affiliated funds), executive officers and other officers as determined from time to time by our board of directors or our compensation committee. These agreements provide that we will indemnify each of our directors (and their affiliated funds) and officers with whom we have entered into indemnification agreements to the fullest extent permitted by Delaware law. We will advance expenses, including attorneys’ fees (but excluding judgments, fines and settlement amounts), to each indemnified director (and their affiliated funds) or officer in connection with any proceeding in which indemnification is available and we will indemnify our directors and officers for certain actions or proceedings arising out of that person’s services as a director or officer brought on behalf of us or in furtherance of our rights. Additionally, certain of our directors or officers may have certain rights to indemnification, advancement of expenses or insurance provided by their affiliates or other third parties, which indemnification relates to and might apply to the same proceedings arising out of such director’s or officer’s services as a director referenced herein. Nonetheless, we will agree in the indemnification agreements that our obligations to those same directors or officers are primary and any obligation of such affiliates or other third parties to advance expenses or to provide indemnification for the expenses or liabilities incurred by those directors are secondary.

We will maintain general liability insurance which covers certain liabilities of our directors and officers arising out of claims based on acts or omissions in their capacities as directors or officers, including liabilities under the Securities Act of 1933, as amended (the “Securities Act”).

The underwriting agreement filed as Exhibit 1.1 to this registration statement provides for indemnification of us and our directors and officers by the underwriters against certain liabilities under the Securities Act and the Securities Exchange Act of 1934.

Item 15. Recent Sales of Unregistered Securities.

In the three years preceding the filing of this registration statement, we have issued the following securities that were not registered under the Securities Act. No underwriters were involved in the sales and the certificates representing the securities sold and issued contain legends restricting transfer of the securities without registration under the Securities Act or an applicable exemption from registration.

(a) Issuances of Capital Stock

From January 2022 to February 2023, we issued an aggregate of 14,279,809 shares of our Series A Preferred Stock, par value $0.0001 per share (“Series A Preferred Stock”), to certain accredited investors for gross proceeds of approximately $27.6 million at a purchase price of $1.9363 per share. Of those, 180,756 shares of Series A Preferred Stock were subsequently converted into the shares of our common stock.

From March to June 2023, we issued an aggregate of 28,750,000 shares of our Series B Preferred Stock, par value $0.0001 per share, to certain accredited investors for gross proceeds of approximately $57.5 million at a purchase price of $2.00 per share.

In October 2024 and June 2025, we issued an aggregate of 72,435,110 shares of our Series C Preferred Stock, par value $0.0001 per share, to certain accredited investors for gross proceeds of approximately $115.5 million at a purchase price of $1.59453 per share.

 

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The offers and sales of the securities described above were exempt from registration pursuant to Section 4(a)(2) of the Securities Act, including Regulation D and Rule 506 promulgated thereunder, as transactions by an issuer not involving a public offering. All of the purchasers in these transactions represented to us in connection with their purchase that they were acquiring the securities for investment and not distribution, that they could bear the risks of the investment and could hold the securities for an indefinite period of time. Such purchasers received written disclosures that the securities had not been registered under the Securities Act and that any resale must be made pursuant to a registration or an available exemption from such registration. All recipients had adequate access, through their relationships with us, to information about us. The securities were issued directly by us and did not involve a public offering or general solicitation. All of the foregoing securities are deemed restricted securities for the purposes of the Securities Act.

(b) Grants and Exercises of Stock Options

Since January 1, 2021, we have granted options to purchase an aggregate of 33,652,522 shares of our common stock with a weighted-average exercise price of $0.36 per share, to certain employees, directors and consultants in connection with services provided to us by such persons pursuant to the 2020 Plan. Through the effective date of this registration statement, we have issued an aggregate of 1,136,126 shares of our common stock upon exercise of such stock options for aggregate consideration of $0.3 million.

The issuances of the securities described above were deemed to be exempt from registration pursuant to Section 4(a)(2) of the Securities Act or Rule 701 promulgated under the Securities Act as transactions pursuant to compensatory benefit plans. The shares of common stock issued upon the exercise of options are deemed to be restricted securities for purposes of the Securities Act.

Item 16. Exhibits and Financial Statement Schedules.

(a) Exhibits

 

Exhibit
Number

 

Description

  1.1*   Form of Underwriting Agreement.
  3.1   Restated Certificate of Incorporation of the Registrant as currently in effect.
  3.2   Form of Amended and Restated Certificate of Incorporation of Registrant, to be in effect prior to the closing of this offering.
  3.3   Bylaws of the Registrant, as currently in effect.
  3.4   Form of Amended and Restated Bylaws of the Registrant, to be in effect prior to the closing of this offering.
  4.1   Form of Common Stock Certificate of the Registrant.
  4.2++   Third Amended and Restated Investors’ Rights Agreement, dated October 30, 2024, by and among the Registrant and the investors party thereto.
  5.1*   Opinion of Cooley LLP.
 10.1#   Form of Indemnification Agreements.
 10.2(a)#   Evommune, Inc. 2020 Stock Plan.
 10.2(b)#   Forms of Stock Option Grant Notice, Option Agreement, Stock Agreement, Notice of Exercise, Restricted Stock Unit Agreement and Restricted Stock Unit Grant Notice under the 2020 Plan.
 10.3(a)#*   Evommune, Inc. 2025 Equity Incentive Plan.

 

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Exhibit
Number

 

Description

 10.3(b)#*   Forms of Stock Option Grant Notice, Option Agreement, Notice of Exercise, Restricted Stock Unit Agreement and Restricted Stock Unit Grant Notice under the 2025 Plan.
 10.4#*   Evommune, Inc. 2025 Employee Stock Purchase Plan.
 10.5#   Employment Agreement, dated November 1, 2024, by and between the Registrant and Luis Peña.
 10.6#   Employment Agreement, dated November 1, 2024, by and between the Registrant and Eugene A. Bauer.
 10.7#   Amendment to Employment Agreement, dated September 22, 2025, by and between the Registrant and Eugene A. Bauer.
 10.8#   Employment Agreement, dated November 1, 2024, by and between the Registrant and Kyle B. Carver.
 10.9#   Employment Agreement, dated November 1, 2024, by and between the Registrant and Janice Drew.
 10.10#   Employment Agreement, dated November 1, 2024, by and between the Registrant and Gregory S. Moss.
 10.11#†   Employment Agreement, dated November 1, 2024, by and between the Registrant and Jeegar P. Patel.
 10.12#   Stock Appreciation Right Agreement, dated January 17, 2025, by and between the Registrant and Luis Peña.
 10.13†   License, Development and Commercialization Agreement, dated December 17, 2020, by and between the Registrant and Dermira, Inc.
 10.14†   Sublicense Agreement, dated September 26, 2023, by and between the Registrant and Maruho Co., Ltd.
 10.15†   Sublicense Agreement, dated March 19, 2024, by and between the Registrant and Maruho Co., Ltd.
 10.16†   License Agreement, dated June 20, 2024, by and between the Registrant and AprilBio Co., Ltd.
 10.17++   Lease Agreement, dated June 29, 2025, by and between the Registrant and Hudson Page Mill Hill, LLC.
 21.1   List of Subsidiaries of the Registrant.
 23.1   Consent of BDO USA, P.C., independent registered public accounting firm.
 23.2*   Consent of Cooley LLP (included in Exhibit 5.1).
 24.1   Power of Attorney (included on signature page to this registration statement).
 99.1   Consent of Arthur Kirsch as director nominee.
 107   Filing Fee Table
 
*

To be filed by amendment.

#

Indicates a management contract or any compensatory plan, contract or arrangement.

Portions of this exhibit (indicated by asterisks) have been omitted in accordance with the rules of the SEC.

++

Certain schedules and exhibits to this exhibit have been omitted pursuant to Item 601(a)(5) of Regulation S-K. A copy of any omitted schedule and/or exhibit will be furnished to the SEC upon request.

 

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(b) Financial Statements Schedules

None.

(c) Filing Fee Table

The information required to be furnished by paragraph (c) of this Item is incorporated herein by reference to Exhibit 107.

Item 17. Undertakings.

Insofar as indemnification for liabilities arising under the Securities Act may be permitted to directors, officers and controlling persons of the registrant pursuant to the foregoing provisions or otherwise, the registrant has been advised that in the opinion of the Securities and Exchange Commission such indemnification is against public policy as expressed in the Securities Act and is, therefore, unenforceable. In the event that a claim for indemnification against such liabilities (other than the payment by the registrant of expenses incurred or paid by a director, officer or controlling person of the registrant in the successful defense of any action, suit or proceeding) is asserted by such director, officer or controlling person in connection with the securities being registered, the registrant will, unless in the opinion of its counsel the matter has been settled by controlling precedent, submit to a court of appropriate jurisdiction the question whether such indemnification by it is against public policy as expressed in the Securities Act and will be governed by the final adjudication of such issue.

The undersigned hereby undertakes that:

 

  (1)  

For purposes of determining any liability under the Securities Act, the information omitted from the form of prospectus filed as part of this registration statement in reliance upon Rule 430A and contained in a form of prospectus filed by the registrant pursuant to Rule 424(b)(1) or (4) or 497(h) under the Securities Act shall be deemed to be part of this registration statement as of the time it was declared effective.

 

  (2)  

For the purpose of determining any liability under the Securities Act, each post-effective amendment that contains a form of prospectus shall be deemed to be a new registration statement relating to the securities offered therein, and the offering of such securities at that time shall be deemed to be the initial bona fide offering thereof.

 

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SIGNATURES

Pursuant to the requirements of the Securities Act of 1933, as amended, the Registrant has duly caused this Registration Statement on Form S-1 to be signed on its behalf by the undersigned, thereunto duly authorized, in the City of Palo Alto, California, on the 9th day of October, 2025.

 

EVOMMUNE, INC.

By:  

/s/ Luis Peña

 

Luis Peña

Chief Executive Officer and President

 

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POWER OF ATTORNEY

Each person whose individual signature appears below hereby authorizes and appoints Luis Peña and Kyle Carver and each of them, with full power of substitution and resubstitution and full power to act without the other, as his or her true and lawful attorney-in-fact and agent to act in his or her name, place and stead and to execute in the name and on behalf of each person, individually and in each capacity stated below, and to file any and all amendments to this Registration Statement, including any and all post-effective amendments and amendments thereto, and any registration statement relating to the same offering as this Registration Statement that is to be effective upon filing pursuant to Rule 462(b) under the Securities Act of 1933, as amended, and to file the same, with all exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission, granting unto said attorneys in fact and agents, and each of them, full power and authority to do and perform each and every act and thing, ratifying and confirming all that said attorneys in fact and agents or any of them or their or his substitute or substitutes may lawfully do or cause to be done by virtue thereof.

Pursuant to the requirements of the Securities Act of 1933, as amended, this Registration Statement has been signed by the following persons in the capacities and on the 9th day of October, 2025.

 

Signature

  

Title

  

Date

/s/ Luis Peña

Luis Peña

   President, Chief Executive Officer and Director
(Principal Executive Officer)
   October 9, 2025

/s/ Kyle Carver

Kyle Carver, M.B.A., C.P.A.

   Chief Financial Officer (Principal Financial and Accounting Officer)    October 9, 2025

/s/ Benjamin F. McGraw

Benjamin F. McGraw, III, Pharm.D.

   Chairman    October 9, 2025

/s/ Eugene A. Bauer

Eugene A. Bauer, M.D.

   Director    October 9, 2025

/s/ Francois Beaubien

Francois Beaubien, Ph.D., C.F.A.

   Director    October 9, 2025

/s/ David E. Cohen

David E. Cohen, M.D., M.P.H.

   Director    October 9, 2025

/s/ Derek DiRocco

Derek DiRocco, Ph.D.

   Director    October 9, 2025

/s/ Rob Hopfner

Rob Hopfner, R.Ph., Ph.D.

   Director    October 9, 2025

/s/ Felice Verduyn-van Weegen

Felice Verduyn-van Weegen

   Director    October 9, 2025

/s/ Yuexin Yu

Yuexin Yu

   Director    October 9, 2025

 

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