Timberland Bancorp, Inc.
Timberland Bancorp, Inc. (TSBK) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · TSBK · as of Sep 30, 2025
Ownership Breakdown
97
Institutional Holders
▲ 9 vs Q2
$169.15M
Total Inst. Value
▲ $10.82M vs Q2
7.83M
Shares Outstanding
freeFloat 92.50%
5.08M
13F Shares Held
▲ 8,514 vs Q2
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
TSBK largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
BLACKROCK, INC. savings institutions, not federally chartered | 711.2K | 9.01% | 9.01% | $23.67B | Nov 12, 2025 | ▲ 115.6K |
DIMENSIONAL FUND ADVISORS LP savings institutions, not federally chartered | 561.9K | 7.12% | 7.12% | $18.70B | Nov 12, 2025 | ▼ 4.3K |
VANGUARD GROUP INC savings institutions, not federally chartered | 428.8K | 5.43% | 5.43% | $14.27B | Nov 7, 2025 | ▼ 5.9K |
CUTLER CAPITAL MANAGEMENT, LLC savings institutions, not federally chartered | 291.8K | 3.70% | 3.70% | $9.71B | Nov 14, 2025 | ▼ 6.6K |
MANUFACTURERS LIFE INSURANCE COMPANY, THE savings institutions, not federally chartered | 290.9K | 3.69% | 3.69% | $9.68B | Nov 14, 2025 | ▼ 3.4K |
ROYCE & ASSOCIATES LP savings institutions, not federally chartered | 288.9K | 3.66% | 3.66% | $9.62B | Nov 12, 2025 | ▲ 10.2K |
SIENA CAPITAL PARTNERS GP, LLC savings institutions, not federally chartered | 230.8K | 2.92% | 2.92% | $7.68B | Nov 12, 2025 | — held |
RENAISSANCE TECHNOLOGIES LLC savings institutions, not federally chartered | 223.0K | 2.83% | 2.83% | $7.42B | Nov 13, 2025 | ▲ 8.6K |
GEODE CAPITAL MANAGEMENT, LLC savings institutions, not federally chartered | 175.7K | 2.23% | 2.23% | $5.85B | Nov 12, 2025 | ▲ 337 |
DAVIS ASSET MANAGEMENT, L.P. savings institutions, not federally chartered | 174.5K | 2.21% | 2.21% | $5.81B | Nov 14, 2025 | — held |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q3 2025 vs prior quarter
Q3 2025
23
Increased
+255.3K shares2
New Positions
first time holders13
Decreased
−90.9K shares0
Sold Out
fully exitedNet shares change (top 50)
+164.4K
+255.3K / −90.9K
Net new holders
+12
2 new / 0 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
TSBK insider trading · insider activity
Source: SEC Form 4
Insiders have been primarily selling shares recently. Selling may be driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment.
0
Buy transactions
0
Sell transactions
0.00
Buy/Sell ratio
$0M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
Antich Breanne D Chief Technology Officer/EVP | Feb 6, 2026 | Sale | 800 | $40.05 | $32.0K | 4.2K | Form 4 ↗ |
BASICH MARCI A Chief Financial Officer/EVP | Feb 5, 2026 | Sale | 477 | $39.50 | $18.8K | 4.8K | Form 4 ↗ |
Fischer Jonathan Arthur President/COO | Feb 5, 2026 | Sale | 2,000 | $39.50 | $79.0K | 6.5K | Form 4 ↗ |
BASICH MARCI A Chief Financial Officer/EVP | Feb 3, 2026 | Sale | 376 | $39.50 | $14.9K | 4.8K | Form 4 ↗ |
BASICH MARCI A Chief Financial Officer/EVP | Feb 2, 2026 | Sale | 4,347 | $39.52 | $171.8K | 4.8K | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
Timberland Bancorp, Inc. (TSBK) is primarily owned by institutional investors, who hold approximately 64.9% of total shares outstanding. Company insiders own approximately 7.50%, while retail and public investors account for the remaining 27.56%.
The largest institutional shareholder of Timberland Bancorp, Inc. is BLACKROCK, INC., holding approximately 711,181 shares — equal to 9.01% of outstanding shares — as of September 30, 2025.
A total of 97 institutional investors currently hold TSBK stock, with a combined institutional value of approximately $169,152,375 as of the most recent 13F filing period.
Frequently asked questions
TSBK ownershipTimberland Bancorp, Inc. (TSBK) is primarily owned by institutional investors, who hold approximately 64.9% of shares. The largest shareholder is BLACKROCK, INC. with a 9.01% stake. Company insiders hold 7.50%. Data sourced from SEC Form 13F as of September 30, 2025.