# EDGAR Filing Document

**Accession Number:** 0001530249
**File Stem:** 0001437749-26-016475
**Filing Date:** 2026-5
**Character Count:** 22731
**Document Hash:** 9e83b7ac36227e6012027e524e45b7ba
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001437749-26-016475.hdr.sgml**: 20260512

**ACCESSION NUMBER**: 0001437749-26-016475

**CONFORMED SUBMISSION TYPE**: 10-Q/A

**PUBLIC DOCUMENT COUNT**: 16

**CONFORMED PERIOD OF REPORT**: 20260331

**FILED AS OF DATE**: 20260512

**DATE AS OF CHANGE**: 20260512

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** FS Bancorp, Inc.
- **CENTRAL INDEX KEY:** 0001530249
- **STANDARD INDUSTRIAL CLASSIFICATION:** SAVINGS INSTITUTIONS, NOT FEDERALLY CHARTERED [6036]
- **ORGANIZATION NAME:** 02 Finance
- **EIN:** 454585178
- **STATE OF INCORPORATION:** WA
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 10-Q/A
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-35589
- **FILM NUMBER:** 26969949

**BUSINESS ADDRESS:**
- **STREET 1:** 6920 220TH STREET SW
- **CITY:** MOUNTLAKE TERRACE
- **STATE:** WA
- **ZIP:** 98043
- **BUSINESS PHONE:** 425-771-5299

**MAIL ADDRESS:**
- **STREET 1:** 6920 220TH STREET SW
- **CITY:** MOUNTLAKE TERRACE
- **STATE:** WA
- **ZIP:** 98043

?xml version='1.0' encoding='ASCII'? fsbw20260331_10qa.htm

**UNITED STATES**

**SECURITIES AND EXCHANGE COMMISSION**

Washington, D.C. 20549

**FORM 10-Q/A**

**Amendment No. 1**

(Mark One)

☒&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934

For the quarterly period ended **<u>March 31, 2026</u>**&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;

or

☐&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934

For the transition period from to

Commission File Number: 001-35589

**<u>FS BANCORP,</u> <u>INC.</u>**

(Exact name of registrant as specified in its charter)

---

| | |
|:---|:---|
| **Washington** | **45-4585178** |
| (State or other jurisdiction of incorporation or organization) | (IRS Employer Identification No.) |

---

**<u>6920 220th Street SW, Mountlake Terrace, Washington</u> <u>98043</u>**

(Address of principal executive offices; Zip Code)

**<u>(425) 771</u>**<u>-</u>**<u>5299</u>**

(Registrant's telephone number, including area code)

**<u>None</u>**

(Former name, former address and former fiscal year, if changed since last report)

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

---

| | | |
|:---|:---|:---|
| &nbsp;&nbsp;&nbsp; Title of each class | &nbsp;&nbsp;&nbsp; Trading Symbol(s) | &nbsp;&nbsp;&nbsp; Name of each exchange on which registered |
| &nbsp;&nbsp;&nbsp; Common Stock, par value $.01 per share | &nbsp;&nbsp;&nbsp; FSBW | &nbsp;&nbsp;&nbsp; The NASDAQ Stock Market LLC |

---

Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days. Yes ☒&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; No ☐

Indicate by check mark whether the registrant has submitted electronically, every Interactive Data File required to be submitted pursuant to Rule 405 of Regulation S-T (§232.405 of this chapter) during the preceding 12 months (or for such shorter period that the registrant was required to submit such files). Yes ☒&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; No ☐

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 13(a) of the Exchange Act. ☐

Indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Exchange Act). Yes ☐&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; No ☒

Indicate the number of shares outstanding of each of the issuer's classes of common stock, as of the latest practicable date: As of May 5, 2026, there were 7,414,542 outstanding shares of the registrant's common stock.

------

**EXPLANATORY NOTE**

The sole purpose of this Amendment No. 1 to our Quarterly Report on Form 10-Q is to correct a typographical error on the front cover page of the filing, regarding the number of shares of our common stock outstanding as of May 5, 2026.

No other changes have been made to the Form 10-Q. This Form 10-Q/A speaks as of the original filing date and time of the Form 10-Q, and does not modify or update any other disclosures made in Form 10-Q.

------

**Item 6. Exhibits**

---

| | |
|:---|:---|
| 2.1 | [Definitive Agreement, dated February 25, 2026, by and between FS Bancorp, Inc and Pacific West Bancorp (1)](http://www.sec.gov/Archives/edgar/data/1530249/000093905726000060/fsbanc8k22526.htm) |
| 3.1 | [Articles of Incorporation of FS Bancorp, Inc. (2)](http://www.sec.gov/Archives/edgar/data/1530249/000118811211002766/ex3-1.htm) |
| 3.2 | [Bylaws of FS Bancorp, Inc. (3)](http://www.sec.gov/Archives/edgar/data/1530249/000093905713000269/ex328k7913.htm) |
| 4.1 | [Form of Common Stock Certificate of FS Bancorp, Inc. (2)](http://www.sec.gov/Archives/edgar/data/1530249/000118811211002766/ex4-0.htm) |
| 4.2 | [Indenture dated February 10, 2021, by and between FS Bancorp, Inc. and U.S. Bank National Association, as trustee (4)](http://www.sec.gov/Archives/edgar/data/1530249/000093905721000056/fsbanc8k21021exh41.htm) |
| 4.3 | [Forms of 3.75 Fixed-to-Floating Rate Subordinated Notes due 2031 (included as Exhibit A-1 and Exhibit A-2 to the Indenture filed as Exhibit 4.2 hereto (4)](http://www.sec.gov/Archives/edgar/data/1530249/000093905721000056/fsbanc8k21021exh41.htm) |
| 10.1 | [Severance Agreement between 1st Security Bank of Washington and Joseph C. Adams (2)](http://www.sec.gov/Archives/edgar/data/1530249/000118811211002766/ex10-1.htm) |
| 10.2 | [Form of Change of Control Agreement between 1st Security Bank of Washington and Matthew D. Mullet (2)](http://www.sec.gov/Archives/edgar/data/1530249/000118811211002766/ex10-2.htm) |
| 10.3 | [Form of change of control agreement with Donn C. Costa, Dennis O'Leary, Erin Burr, Victoria Jarman, Kelli Nielsen, and May-Ling Sowell (5)](http://www.sec.gov/Archives/edgar/data/1530249/000093905716000633/exhibit1012116.htm) |
| 10.4 | [FS Bancorp, Inc. 2018 Equity Incentive Plan (6)](http://www.sec.gov/Archives/edgar/data/1530249/000155837018009146/fsbw-20180930ex10108016b.htm) |
| 10.5 | [Form of Incentive Stock Option Award Agreement under the 2018 Equity Incentive Plan (6)](http://www.sec.gov/Archives/edgar/data/1530249/000093905718000306/fsbancs8518exh102.htm) |
| 10.6 | [Form of Non-Qualified Stock Option Award Agreement under the 2018 Equity Incentive Plan (6)](http://www.sec.gov/Archives/edgar/data/1530249/000093905718000306/fsbancs8518exh103.htm) |
| 10.7 | [Form of Restricted Stock Award Agreement under the 2018 Equity Incentive Plan (6)](http://www.sec.gov/Archives/edgar/data/1530249/000093905718000306/fsbancs8518exh104.htm) |
| 10.8 | [FS Bancorp, Inc. Nonqualified 2022 Stock Purchase Plan (7)](http://www.sec.gov/Archives/edgar/data/0001530249/000093905722000175/0000939057-22-000175-index.html) |
| 10.9 | [Form of Enrollment/Change Form under the FS Bancorp, Inc. Nonqualified 2022 Stock Purchase Plan (7)](http://www.sec.gov/Archives/edgar/data/0001530249/000093905722000175/ex102s8622.htm) |
| 10.10 | [Form of Change of Control Agreement with Shana Allen, and Benjamin Crowl (8)](http://www.sec.gov/Archives/edgar/data/1530249/000093905724000032/fsbanc8k12924exh101.htm) |
| 31.1 | [Certification of Chief Executive Officer Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002](ex_960829.htm) |
| 31.2 | [Certification of Chief Financial Officer Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002](ex_960830.htm) |
| 32.1 | [Certification of Chief Executive Officer Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002](ex_960831.htm) |
| 32.2 | [Certification of Chief Financial Officer Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002](ex_960832.htm) |
| 101 | The following materials from the Company's Quarterly Report on Form 10-Q for the quarter ended March 31, 2026 formatted in Inline Extensible Business Reporting Language (IXBRL): (1) Consolidated Balance Sheets; (2) Consolidated Statements of Income; (3) Consolidated Statements of Comprehensive Income (Loss); (4) Consolidated Statements of Changes in Stockholders' Equity; (5) Consolidated Statements of Cash Flows; and (6) Notes to Consolidated Financial Statements. |
| 104 | Cover Page Interactive Data File (formatted as inline XBRL and contained in Exhibit 101) |
| (1) | Filed as an exhibit to the Registrant's Current Report on Form 8-K filed on February 25, 2026 (File No. 001-355589). |
| (2) | Filed as an exhibit to the Registrant's Registration Statement on Form S-1 (333-177125) filed on October 3, 2011, and incorporated by reference. |
| (3) | Filed as an exhibit to the Registrant's Current Report on Form 8-K filed on July 10, 2013 (File No. 001-355589). |
| (4) | Filed as an exhibit to the Registrant's Current Report on Form 8-K filed on February 11, 2021 (File No. 001-35589). |
| (5) | Filed as an exhibit to the Registrant's Current Report on Form 8-K filed on February 1, 2016 (File No. 001-35589). |
| (6) | Filed as an exhibit to the Registrant's Registration Statement on Form S-8 (333-22513) filed on May 23, 2018. |
| (7) | Filed as an exhibit to the Registrant's Registration Statement on Form S-8 (333-265729) filed on June 21, 2022. |
| (8) | Filed as an exhibit to the Registrant's Current Report on Form 8-K filed on February 2, 2024 (File No. 001-35589). |

---

------

**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 thereunto duly authorized.

---

| | | |
|:---|:---|:---|
|  | FS BANCORP, INC. | FS BANCORP, INC. |
| Date: May 12, 2026 | By: | /s/Joseph C. Adams |
|  |  | Joseph C. Adams |
|  |  | Chief Executive Officer |
|  |  | *(Duly Authorized Officer)* |
| Date: May 12, 2026 | By: | /s/Phillip D. Whittington |
|  |  | Phillip D. Whittington |
|  |  | Chief Financial Officer |
|  |  | *(Principal Financial and Accounting Officer)* |

---

## Exhibit 31.1

**EXHIBIT 31.1**

**Certification of Chief Executive Officer Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002**

**CERTIFICATION OF PRINCIPAL EXECUTIVE OFFICER**

**PURSUANT TO**

**SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002**

I, Joseph C. Adams, certify that:

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;1. I have reviewed this Quarterly Report on Form 10-Q/A of FS Bancorp, Inc.;

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covered by this report;

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;3. Based on my knowledge, the financial statements, and other financial information included in this report, fairly present in all material respects the financial condition, results of operations and cash flows of the registrant as of, and for, the periods presented in this report;

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;4. The registrant's other certifying officer(s) and I are responsible for establishing and maintaining disclosure controls and procedures (as defined in Exchange Act Rules 13a-15(e) and 15d-15(e)) and internal control over financial reporting (as defined in Exchange Act Rules 13a-15(f) and 15d-15-(f)) for the registrant and have:

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(a) Designed such disclosure controls and procedures, or caused such disclosure controls and procedures to be designed under our supervision, to ensure that material information relating to the registrant, including its consolidated subsidiaries, is made known to us by others within those entities, particularly during the period in which this report is being prepared;

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(b) Designed such internal control over financial reporting, or caused such internal control over financial reporting to be designed under our supervision, to provide reasonable assurance regarding the reliability of financial reporting and the preparation of financial statements for external purposes in accordance with generally accepted accounting principles;

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(c) Evaluated the effectiveness of the registrant's disclosure controls and procedures and presented in this report our conclusions about the effectiveness of the disclosure controls and procedures, as of the end of the period covered by this report based on such evaluation; and

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(d) Disclosed in this report any change in the registrant's internal control over financial reporting that occurred during the registrant's most recent fiscal quarter (the registrant's fourth fiscal quarter in the case of an annual report) that has materially affected, or is reasonably likely to materially affect, the registrant's internal control over financial reporting; and

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;5. The registrant's other certifying officer(s) and I have disclosed, based on our most recent evaluation of internal control over financial reporting, to the registrant's auditors and the audit committee of the registrant's board of directors (or persons performing the equivalent functions):

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(a) All significant deficiencies and material weaknesses in the design or operation of internal control over financial reporting which are reasonably likely to adversely affect the registrant's ability to record, process, summarize and report financial information; and

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(b) Any fraud, whether or not material, that involves management or other employees who have a significant role in the registrant's internal control over financial reporting.

---

| | | |
|:---|:---|:---|
| Date: | May 12, 2026 | /s/Joseph C. Adams |
|  |  | Joseph C. Adams |
|  |  | Chief Executive Officer |

---

## Exhibit 31.2

**EXHIBIT 31.2**

**Certification of Chief Financial Officer Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002**

**CERTIFICATION OF PRINCIPAL FINANCIAL OFFICER**

**PURSUANT TO**

**SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002**

I, Phillip D. Whittington, certify that:

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;1. I have reviewed this Quarterly Report on Form 10-Q/A of FS Bancorp, Inc.;

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covered by this report;

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;3. Based on my knowledge, the financial statements, and other financial information included in this report, fairly present in all material respects the financial condition, results of operations and cash flows of the registrant as of, and for, the periods presented in this report;

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;4. The registrant's other certifying officer(s) and I are responsible for establishing and maintaining disclosure controls and procedures (as defined in Exchange Act Rules 13a-15(e) and 15d-15(e)) and internal control over financial reporting (as defined in Exchange Act Rules 13a-15(f) and 15d-15-(f)) for the registrant and have:

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(a) Designed such disclosure controls and procedures, or caused such disclosure controls and procedures to be designed under our supervision, to ensure that material information relating to the registrant, including its consolidated subsidiaries, is made known to us by others within those entities, particularly during the period in which this report is being prepared;

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(b) Designed such internal control over financial reporting, or caused such internal control over financial reporting to be designed under our supervision, to provide reasonable assurance regarding the reliability of financial reporting and the preparation of financial statements for external purposes in accordance with generally accepted accounting principles;

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(c) Evaluated the effectiveness of the registrant's disclosure controls and procedures and presented in this report our conclusions about the effectiveness of the disclosure controls and procedures, as of the end of the period covered by this report based on such evaluation; and

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(d) Disclosed in this report any change in the registrant's internal control over financial reporting that occurred during the registrant's most recent fiscal quarter (the registrant's fourth fiscal quarter in the case of an annual report) that has materially affected, or is reasonably likely to materially affect, the registrant's internal control over financial reporting; and

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;5. The registrant's other certifying officer(s) and I have disclosed, based on our most recent evaluation of internal control over financial reporting, to the registrant's auditors and the audit committee of the registrant's board of directors (or persons performing the equivalent functions):

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(a) All significant deficiencies and material weaknesses in the design or operation of internal control over financial reporting which are reasonably likely to adversely affect the registrant's ability to record, process, summarize and report financial information; and

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(b) Any fraud, whether or not material, that involves management or other employees who have a significant role in the registrant's internal control over financial reporting.

---

| | | |
|:---|:---|:---|
| Date: | May 12, 2026 | /s/Phillip D. Whittington |
|  |  | Phillip D. Whittington |
|  |  | Chief Financial Officer |

---

## Exhibit 32.1

**EXHIBIT 32.1**

**Certification of Chief Executive Officer Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002**

**CERTIFICATION OF PRINCIPAL EXECUTIVE OFFICER**

**PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO**

**SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002**

In connection with the accompanying Quarterly Report on Form 10-Q/A of FS Bancorp, Inc. (the "Company") for the quarter ended March 31, 2026 (the "Report"), I, Joseph C. Adams, in my capacity as Chief Executive Officer of the Company, hereby certify pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that:

&nbsp;&nbsp;&nbsp;&nbsp;1. The Report fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934, as amended; and

&nbsp;&nbsp;&nbsp;&nbsp;2. The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company as of the dates and for the periods presented in the financial statements included in the Report.

---

| | | |
|:---|:---|:---|
| Date: | May 12, 2026 | /s/Joseph C. Adams |
|  |  | Joseph C. Adams |
|  |  | Chief Executive Officer |

---

## Exhibit 32.2

**EXHIBIT 32.2**

**Certification of Chief Financial Officer Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002**

**CERTIFICATION OF PRINCIPAL FINANCIAL OFFICER**

**PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO**

**SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002**

In connection with the accompanying Quarterly Report on Form 10-Q/A of FS Bancorp, Inc. (the "Company") for the quarter ended March 31, 2026 (the "Report"), I, Phillip D. Whittington, in my capacity as Chief Financial Officer of the Company, hereby certify pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that:

&nbsp;&nbsp;&nbsp;&nbsp;1. The Report fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934, as amended; and

&nbsp;&nbsp;&nbsp;&nbsp;2. The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company as of the dates and for the periods presented in the financial statements included in the Report.

---

| | | |
|:---|:---|:---|
| Date: | May 12, 2026 | /s/Phillip D. Whittington |
|  |  | Phillip D. Whittington |
|  |  | Chief Financial Officer |

---