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FS Bancorp, Inc.

FSBW
Exchange
Nasdaq
Industry
Savings Institutions, Not Federally Chartered
SEC CIK
0001530249

In the last 90 days, FS Bancorp, Inc. insiders filed 0 open-market purchases and 3 sales; 108 institutions reported holding it in 13F filings for Q2 2026, worth $211.5M in total; no superinvestor holds it.

Q3 2025 vs. Q2 2025

How the institutions holding FS Bancorp, Inc. changed between Q2 2025 and Q3 2025.

All holders in Q3 2025All holders in Q2 2025

13F holders of FSBW: Q2 2025 compared with Q3 2025
MeasureQ2 2025Of which not filed for Q3 2025Q3 2025Change
Holders93198+6
Shares4.87M21.0K4.81M−38.0K (−0.8%)
Value$191.9M$827.0K$192.2M+$1.13M (+0.6%)

1 institution that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so the changes leave them out.

New holders (10)

Institutions that held FS Bancorp, Inc. at the end of Q3 2025 but not at the end of Q2 2025.

Institutions new to FSBW in Q3 2025
InstitutionSharesValue% of portfolio
Teton Advisors, LLC21,000$838.3K0.52%
Siena Capital Partners GP, LLC20,476$817.4K0.23%
Quantinno Capital Management LP11,385$454.5K0.00%
Goldman Sachs Group Inc9,566$381.9K0.00%
Quadrature Capital Ltd7,473$298.5K0.00%
Root Financial Partners, LLC1,238$49.4K0.00%
Optiver Holding B.V.126$5.03K0.00%
Versant Capital Management, Inc5$2000.00%
Sunbelt Securities, Inc.3$1200.00%
Rothschild Investment LLC2$800.00%

Sold out (4)

Institutions that held FS Bancorp, Inc. at the end of Q2 2025 and filed for Q3 2025 without it.

Institutions that sold out of FSBW in Q3 2025
InstitutionShares, Q2 2025Value, Q2 2025
Susquehanna International Group, LLP10,483$412.8K
Deutsche Bank AG7,984$314.4K
Marshall Wace, LLP6,649$261.8K
Knott David M Jr1,460$57.5K

Not filed for Q3 2025 yet (1)

Institutions that held FS Bancorp, Inc. at the end of Q2 2025 and haven't filed a 13F for Q3 2025. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding FSBW in Q2 2025 that haven't filed for Q3 2025
InstitutionShares, Q2 2025Value, Q2 2025
Teton Advisors, Inc.21,000$827.0K