FS Bancorp (FSBW) director amends and updates share holdings

Rhea-AI Filing Summary

FS Bancorp, Inc. director Joseph P. Zavaglia reported buying 66 shares of common stock on 11/06/2025 at $38.01 per share under the company’s Nonqualified 2022 Stock Purchase Plan, which includes a 25% matching component. After this transaction, he is shown holding 608 and 6,456 shares directly, and 9,614 shares indirectly through an IRA.

This is also an amendment to a prior Form 4 filed on 11/10/2025. The filing corrects a previously reported holding, stating the number of shares should be 6,456 instead of 9,156.

Insider Trade Summary

3 transactions reported

Mixed 3 txns

Insider Zavaglia Joseph P.

Role Director

Type	Security	Shares	Price	Value
Other	Common Stock	66	$38.01	$3K
holding	Common Stock	--	--	--
holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 608 shares (Direct); Common Stock — 9,614 shares (Indirect, By IRA)

Footnotes (1)

1. These shares were purchased under the Issuer's Nonqualified 2022 Stock Purchase Plan and includes a 25% match. This Form 4/A amends and corrects the Form 4 filed November 10, 2025. The number of shares should be 6,456 rather than 9,156 as previously reported.

Form 4 Insider Transactions: What Each Field Means →

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^*

Zavaglia Joseph P.

(Last) (First) (Middle)

C/O FS BANCORP, INC.

6920 220TH STREET SW

(Street)

MOUNTLAKE TERRACE WA 98043

(City) (State) (Zip)

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

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)
11/06/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)
11/10/2025

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	11/06/2025		J(1)		66	A	$38.01	608	D
Common Stock								6,456(2)	D
Common Stock								9,614	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.

2. This Form 4/A amends and corrects the Form 4 filed November 10, 2025. The number of shares should be 6,456 rather than 9,156 as previously reported.

	/s/Joseph. P. Zavaglia	02/09/2026
	** 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.

FAQ

What insider transaction did FS Bancorp (FSBW) report for Joseph P. Zavaglia?

Joseph P. Zavaglia reported buying 66 shares of FS Bancorp common stock. The purchase occurred on 11/06/2025 at a price of $38.01 per share under the company’s Nonqualified 2022 Stock Purchase Plan, which provides a 25% matching component on purchases.

How many FS Bancorp (FSBW) shares does Joseph P. Zavaglia now beneficially own?

After the reported transaction, Joseph P. Zavaglia beneficially owns 608 shares and 6,456 shares directly, and 9,614 shares indirectly via an IRA. These amounts reflect the corrected holdings disclosed in the amended filing dated 02/09/2026.

Why was this FS Bancorp (FSBW) Form 4/A filed as an amendment?

The Form 4/A was filed to correct a previously reported share amount. It clarifies that one holding should be 6,456 shares rather than the 9,156 shares stated in the original Form 4 filed on 11/10/2025, aligning records with the accurate ownership figure.

What stock plan was used for Joseph P. Zavaglia’s FS Bancorp (FSBW) share purchase?

The shares were purchased under FS Bancorp’s Nonqualified 2022 Stock Purchase Plan. The filing notes that the transaction includes a 25% matching component, meaning the plan provides additional matched shares relative to the participant’s purchase.

Is Joseph P. Zavaglia a director or officer of FS Bancorp (FSBW)?

Joseph P. Zavaglia is identified as a director of FS Bancorp, Inc. The relationship section of the filing is marked to show his director status, with no officer title or 10% owner status indicated in this specific disclosure.