FS Bancorp CEO Matthew Mullet acquires 184 shares

The report separately lists indirect positions through an ESOP and two IRAs.

Available on EDGAR 11/10/2026 - 12:10 PM EST Accepted by SEC EDGAR 11/10/2026 - 12:10 PM EST Learn about SEC filing dates

Rhea-AI Filing Summary

FS Bancorp, Inc. President and CEO Matthew D. Mullet acquired 184 shares of common stock on November 6, 2026, at $43.55 per share under the issuer’s Nonqualified 2022 Stock Purchase Plan, which includes a 25% match. No Rule 10b5-1 plan is reported. The report also lists indirect holdings of 10,853 shares by the ESOP, 5,600 shares in his spouse’s IRA and 22,124 shares in an IRA.

Insider Trade Summary

Other: 183.6969 shares

Other 1 txn

Insider Mullet Matthew D.

Role President and CEO

Type	Security	Shares	Price	Value
Other	Common Stock F1	183.6969	$43.55	$8K
Holding	Common Stock	--	--	--
Holding	Common Stock	--	--	--
Holding	Common Stock	--	--	--
Holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 114,429 shares (Direct); Common Stock — 10,853 shares (Indirect, By ESOP); Common Stock — 5,600 shares (Indirect, By Spouse's IRA); Common Stock — 22,124 shares (Indirect, By IRA)

Holdings Before and After: Common Stock, 114,245.3031 to 114,429 shares (Direct)

Footnotes (1)

1. F1. These shares were purchased under the Issuer's Nonqualified 2022 Stock Purchase Plan and includes a 25% match.

Key Figures

Shares acquired: 184 shares Price per share: $43.55 per share Plan match: 25% +3 more

6 metrics

Shares acquired 184 shares Common stock acquired November 6, 2026

Price per share $43.55 per share Common stock acquisition on November 6, 2026

Plan match 25% Issuer’s Nonqualified 2022 Stock Purchase Plan

ESOP indirect holdings 10,853 shares Reported November 6, 2026

Spouse’s IRA indirect holdings 5,600 shares Reported November 6, 2026

IRA indirect holdings 22,124 shares Reported November 6, 2026

Key Terms

Nonqualified 2022 Stock Purchase Plan, ESOP, IRA

3 terms

Nonqualified 2022 Stock Purchase Plan financial

"purchased under the Issuer's Nonqualified 2022 Stock Purchase Plan"

ESOP financial

"By ESOP"

An Employee Stock Ownership Plan (ESOP) is a program that gives employees ownership shares in their company, often as part of their benefits package. It acts like a company-sponsored savings plan, allowing workers to have a stake in the company's success, which can boost motivation and loyalty. For investors, ESOPs can influence company decisions and stock value, making them an important aspect of corporate ownership and governance.

IRA financial

"By Spouse's IRA"

An individual retirement account (IRA) is a savings account designed to help people put aside money for their retirement, often with tax advantages that encourage long-term savings. It matters to investors because it can grow over time, providing financial security later in life, and offers benefits that can reduce current taxes or allow investments to compound more effectively.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

How many FSBW shares did Matthew Mullet acquire, and at what price?

Matthew D. Mullet acquired 184 common shares on November 6, 2026, at $43.55 per share under the issuer’s Nonqualified 2022 Stock Purchase Plan, which includes a 25% match. No Rule 10b5-1 plan is reported.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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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).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Mullet Matthew D.

(Last) (First) (Middle)

C/O FS BANCORP, INC.

6920 220TH STREET SW

(Street)

MOUNTLAKE TERRACE WASHINGTON 98043

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
FS Bancorp, Inc. [ FSBW ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	President and CEO

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
11/06/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

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	11/06/2026		J(1)		183.6969	A	$43.55	2,013	D
Common Stock								112,416	D
Common Stock								10,853	I	By ESOP
Common Stock								5,600	I	By Spouse's IRA
Common Stock								22,124	I	By IRA

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

Explanation of Responses:

1. These shares were purchased under the Issuer's Nonqualified 2022 Stock Purchase Plan and includes a 25% match.

	/s/Matthew D. Mullet	11/09/2026
	** 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.
* Form 4: SEC 1474 (03-26)