UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K/A

(Amendment No. 1)

CURRENT REPORT

Pursuant to Section 13 or 15(d)

of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): April 13, 2021

SMARTFINANCIAL, INC.

(Exact name of registrant as specified in its charter)

(865) 437-5700

(Registrant’s telephone number, including area code)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

Securities registered pursuant to Section 12(b) of the Act.:

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§ 230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§ 240.12b-2 of this chapter).

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 13(a) of the Exchange Act. ¨

Explanatory Note

This Amendment No. 1 to the Current Report on Form 8-K amends Item 7.01 of the Current Report on Form 8-K filed on April 14, 2021 (the “Original Form 8-K”) solely to replace the presentation attached thereto as Exhibit 99.3 (the “Exhibit”). As previously furnished, Exhibit 99.3 inadvertently omitted certain graphics that were included in the version of the presentation that was made available on SmartFinancial, Inc.’s website. No other changes have been made to the Original Form 8-K.

Item 7.01 Regulation FD Disclosure.

The Exhibit 99.3 attached hereto is a replacement of the Exhibit furnished on the Original Form 8-K. The foregoing information is furnished pursuant to Item 7.01 Regulation FD Disclosure and is incorporated herein by reference.

Item 9.01 Financial Statements and Exhibits

(d) EXHIBITS

Forward-Looking Statements

Statements in this current report and the documents incorporated herein by reference may not be based on historical facts and may be “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995. These forward-looking statements may be identified by reference to future period(s) or by the use of forward-looking terminology, such as “anticipate,” “estimate,” “expect,” “foresee,” “may,” “might,” “will,” “would,” “could” or “intend,” future or conditional verb tenses, and variations or negatives of such terms. These forward-looking statements include, without limitation, (i) statements relating to the expected impact of the Proposed Transaction between SmartFinancial, Inc. (“Company”) and Sevier County Bancshares, Inc. (“SCB”) (the “Proposed Transaction”) on the combined entities’ operations, financial condition, and financial results, (ii) expectations regarding the ability of SmartFinancial and SCB to successfully integrate the combined businesses, and (iii) the amount of cost savings and other benefits that are expected to be realized as a result of the Proposed Transaction. Readers are cautioned not to place undue reliance on the forward-looking statements contained in this current report or the documents incorporated herein by reference because actual results could differ materially from those indicated in such forward-looking statements due to a variety of factors. These factors, include, but are not limited to, the ability to obtain regulatory approvals and meet other closing conditions required to complete the Proposed Transaction, including necessary approvals by SCB’s shareholders on the expected terms and schedule, delay in closing the Proposed Transaction, difficulties and delays in integrating the SCB businesses or fully realizing cost savings from and other anticipated benefits of the Proposed Transaction, business disruption during and following the Proposed Transaction, changes in interest rates and capital markets, inflation, customer acceptance of the combined business’s products and services, uncertainty as to the extent of the duration, scope, and impacts of the COVID-19 pandemic on SCB and SmartFinancial and the proposed transaction and changes in general economic conditions and other risk factors. Other relevant risk factors may be detailed from time to time in SmartFinancial’s press releases and filings with the Securities and Exchange Commission (the “SEC”). All forward-looking statements, expressed or implied, included in this current report or the documents incorporated herein by reference are expressly qualified in their entirety by the cautionary statements contained or referred to herein or therein. Any forward-looking statement speaks only as of the date hereof, and neither SmartFinancial nor SCB undertake any obligation, and each specifically declines any obligation, to revise or update these forward-looking statements, whether as a result of new information, future developments or otherwise.

Additional Information and Where to Find It

This current report and the documents incorporated herein by reference do not constitute an offer to sell or the solicitation of an offer to buy any securities or a solicitation of any vote or approval with respect to the Proposed Transaction. No offer of securities shall be made except by means of a prospectus meeting the requirements of the Securities Act of 1933, as amended, and no offer to sell or solicitation of an offer to buy shall be made in any jurisdiction in which such offer or solicitation would be unlawful.

In connection with the Proposed Transaction, SmartFinancial will file with the SEC a registration statement on Form S-4 (the “Registration Statement”) that will include a proxy statement of SCB and a prospectus of SmartFinancial (the “Proxy Statement-Prospectus”), and SmartFinancial may file with the SEC other relevant documents concerning the Proposed Transaction. The definitive Proxy Statement-Prospectus will be mailed to the shareholders of SCB. SHAREHOLDERS ARE URGED TO READ THE REGISTRATION STATEMENT AND THE PROXY STATEMENT-PROSPECTUS REGARDING THE PROPOSED TRANSACTION CAREFULLY AND IN THEIR ENTIRETY WHEN they BECOME AVAILABLE AND ANY OTHER RELEVANT DOCUMENTS FILED WITH THE SEC BY THE COMPANY, AS WELL AS ANY AMENDMENTS OR SUPPLEMENTS TO THOSE DOCUMENTS, BECAUSE THEY WILL CONTAIN IMPORTANT INFORMATION ABOUT THE PROPOSED TRANSACTION.

Free copies of the Proxy Statement-Prospectus, as well as other filings containing information about SmartFinancial, may be obtained at the SEC’s Internet site (http://www.sec.gov), when they are filed by SmartFinancial. You will also be able to obtain these documents, when they are filed, free of charge, from SmartFinancial at www.smartfinancialinc.com. Copies of the Proxy Statement-Prospectus can also be obtained, when it becomes available, free of charge, by directing a request to SmartFinancial, Inc., 5401 Kingston Pike, Suite 600, Knoxville, TN 37919, Attention: Ron Gorczynski, Chief Financial Officer, Telephone: (865) 437-5724 or to Sevier County Bank, 111 East Main Street, Sevierville, Tennessee 37862 Attention: John Presley, Executive Chairman, Telephone: (865) 453-6101.

Participants in the Solicitation

The Company, SCB and certain of their directors, executive officers and employees may be deemed to be participants in the solicitation of proxies from the shareholders of SCB in connection with the Proposed Transaction. Information about SmartFinancial’s directors and executive officers is available in its proxy statement for its 2020 annual meeting of stockholders, which was filed with the SEC on April 17, 2020. Information regarding all of the persons who may, under the rules of the SEC, be deemed participants in the proxy solicitation and a description of their direct and indirect interests, by security holdings or otherwise, will be contained in the Proxy Statement-Prospectus pertaining to the Proposed Transaction and other relevant materials to be filed with the SEC when they become available. Free copies of these documents may be obtained as described in the preceding paragraph.

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

Date: April 14, 2021