Skip to main content

Timberland Bancorp Inc

TSBK
Exchange
Nasdaq
Industry
Savings Institutions, Not Federally Chartered
SEC CIK
0001046050

In the last 90 days, Timberland Bancorp Inc insiders filed 0 open-market purchases and 5 sales; 112 institutions reported holding it in 13F filings for Q2 2026, worth $230.4M in total; no superinvestor holds it.

Q3 2025 vs. Q2 2025

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

All holders in Q3 2025All holders in Q2 2025

13F holders of TSBK: Q2 2025 compared with Q3 2025
MeasureQ2 2025Q3 2025Change
Holders9097+7
Shares5.07M5.08M+8.50K (+0.2%)
Value$158.3M$169.2M+$10.8M (+6.8%)

New holders (11)

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

Institutions new to TSBK in Q3 2025
InstitutionSharesValue% of portfolio
Martingale Asset Management L P10,919$363.4K0.01%
Quantinno Capital Management LP9,821$326.9K0.00%
Citadel Advisors LLC9,816$326.7K0.00%
Quadrature Capital Ltd7,004$233.9K0.00%
Acadian Asset Management LLC3,399$111.0K0.00%
SRS Capital Advisors, Inc.751$25.0K0.00%
McIlrath & Eck, LLC650$21.6K0.00%
California State Teachers Retirement System465$15.5K0.00%
Optiver Holding B.V.126$4.19K0.00%
Rothschild Investment LLC6$2000.00%
Sunbelt Securities, Inc.3$1000.00%

Sold out (4)

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

Institutions that sold out of TSBK in Q3 2025
InstitutionShares, Q2 2025Value, Q2 2025
M3F, Inc.171,401$5.35M
Susquehanna International Group, LLP10,776$336.2K
Millennium Management LLC6,800$212.2K
Harbor Capital Advisors, Inc.96$3.00K