SEC Form 4

FORM 4		UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940	OMB APPROVAL OMB Number: 3235-0287 Estimated average burden hours per response: 0.5
	Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person* SEAVEY THOMAS L (Last) (First) (Middle) 7250 REDWOOD BLVD., SUITE 200 (Street) NOVATO CA 94945 (City) (State) (Zip)	2. Issuer Name and Ticker or Trading Symbol HENNESSY ADVISORS INC [ HNNA ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) X Director 10% Owner Officer (give title below) Other (specify below)
	3. Date of Earliest Transaction (Month/Day/Year) 03/20/2013
	4. If Amendment, Date of Original Filed (Month/Day/Year) 03/22/2013	6. Individual or Joint/Group Filing (Check Applicable Line) X Form filed by One Reporting Person Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	03/19/2013	03/20/2013	M(1)		400(1)	A	$3.55	25,525(1)	D
Common Stock	03/19/2013	03/20/2013	S		400	D	$7.5	25,125	D
Common Stock	03/22/2013		M(2)		768(2)	A	$3.55	25,893(2)	D
Common Stock	03/22/2013		S		768(3)	D	$7.0547(4)	25,125	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Stock Option (right to acquire)	$3.55	03/19/2013	03/20/2013	M(1)			400(1)	08/06/2003	08/06/2013	Common Stock	400	$0	29,350(1)	D
Stock Option (right to acquire)	$3.55	03/22/2013		M(2)			768(2)	08/06/2003	08/06/2013	Common Stock	768	$0	28,582(2)	D

Explanation of Responses:

1. The Form 4 filed on March 22, 2013 reported that the entire stock option was exercised. On March 19, 2013, the reporting person actually exercised 400 shares.

2. The Form 4 filed on March 22, 2013 reported that the entire stock option was exercised. On March 22, 2013, the reporting person actually exercised 768 shares.

3. The Form 4 filed on March 22, 2013 reported that 500 shares were sold in this transaction. The reporting person actually sold 768 shares in this transaction.

4. The Form 4 filed on March 22, 2013 reported the sale price of $7.00 per share in this transaction. The sale price was actually $7.0547 per share in this transaction. This price is a weighted average price. The prices actually received ranged from $7.00 to $7.25. The reporting person has provided to the issuer, and will provide to any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares sold at each price within the range for all transactions reported in this Form 4 utilizing an average weighted price.

Remarks:

	/s/ Peter D. Fetzer, Attorney-in-Fact for Thomas L. Seavey	03/22/2013
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.