Timberland Bancorp Inc
Ownership
Ownership Structure
Who owns Timberland Bancorp Inc (TSBK)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 92.2% of the shares are freely tradable; institutional investors hold 68.9%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| BlackRock Inc | 8.88 | 690,183 | +3.8 | 06/30/2026 |
| Dimensional Fund Advisors, Inc. | 7.18 | 558,575 | +0.3 | 06/30/2026 |
| Vanguard Capital Management, LLC | 4.06 | 315,684 | -3.6 | 06/30/2026 |
| Cutler Capital Management | 3.67 | 285,258 | -2.0 | 06/30/2026 |
| Manufacturers Life Insurance Co | 3.66 | 284,556 | -0.6 | 06/30/2026 |
| Royce & Associates, LP | 3.35 | 260,826 | -0.8 | 06/30/2026 |
| Siena Capital Management, LLC | 2.97 | 230,847 | +0.0 | 06/30/2026 |
| Renaissance Technologies Corp | 2.73 | 212,589 | -2.3 | 06/30/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Vanguard MStar Total Stk Mkt Idx Invest | 2.90 | 225,486 | +0.0 | 09/30/2026 |
| iShares Russell 2000 ETF | 2.61 | 203,169 | -1.2 | 09/30/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider holdings
| Person | Role | Shares | Value | As of | Type |
|---|---|---|---|---|---|
| Drugge Robert A | Director | 38,980 | 1,863,244 $ | Sep 29, 2026 | direct |
| Brydon Dean J | CEO | 37,410 | 1,788,198 $ | Sep 29, 2026 | direct |
| Smith David Alan | Director | 19,203 | 917,903 $ | Sep 29, 2026 | direct |
| Clinton Andrea M | Director | 9,645 | 461,031 $ | Sep 29, 2026 | direct |
| Stoney Michael John | Director | 9,550 | 456,490 $ | Sep 29, 2026 | direct |
| Fischer Jonathan Arthur | President/COO | 8,095 | 386,941 $ | Sep 29, 2026 | direct |
| DeBord Matthew J | Chief Lending Officer/EVP | 7,600 | 363,280 $ | Sep 29, 2026 | direct |
| Basich Marci A | Chief Financial Officer | 6,365 | 304,247 $ | Sep 29, 2026 | direct |
| Antich Breanne D | Chief Technology Officer/EVP | 5,583 | 266,867 $ | Sep 29, 2026 | direct |
| Seath Matthew Douglas | Chief Risk Officer/EVP | 4,228 | 202,098 $ | Sep 29, 2026 | direct |
| Suter Kelly | Director | 3,180 | 152,004 $ | Sep 29, 2026 | direct |
| Sakamoto Kevin John | Chief Credit Officer/SVP | 2,950 | 141,010 $ | Sep 29, 2026 | direct |
| Bhandari Parul | Director | 2,527 | 120,791 $ | Sep 29, 2026 | direct |
| Leodler Kathy D | Director | 2,470 | 118,066 $ | Sep 29, 2026 | direct |
Holdings as of each person's most recent SEC Form 4 filing — excluding options and RSUs, which are not shares yet. Holdings may have changed between two filings.
Insiders
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Sep 29, 2026 | Clinton Andrea M | Director | Other | 735 | 0.00 | – |
| Sep 29, 2026 | Leodler Kathy D | Director | Other | 735 | 0.00 | – |
| Sep 29, 2026 | Sakamoto Kevin John | Chief Credit Officer/SVP | Other | 1,400 | 0.00 | – |
| Sep 29, 2026 | DeBord Matthew J | Chief Lending Officer/EVP | Other | 1,900 | 0.00 | – |
| Sep 29, 2026 | Smith David Alan | Director | Other | 735 | 0.00 | – |
| Sep 29, 2026 | Drugge Robert A | Director | Other | 735 | 0.00 | – |
| Sep 29, 2026 | Suter Kelly | Director | Other | 735 | 0.00 | – |
| Sep 29, 2026 | Bhandari Parul | Director | Other | 735 | 0.00 | – |
| Sep 29, 2026 | Basich Marci A | Chief Financial Officer | Other | 1,900 | 0.00 | – |
| Sep 29, 2026 | Fischer Jonathan Arthur | President/COO | Other | 1,900 | 0.00 | – |
| Sep 29, 2026 | Antich Breanne D | Chief Technology Officer/EVP | Other | 1,900 | 0.00 | – |
| Sep 29, 2026 | Brydon Dean J | CEO | Other | 1,900 | 0.00 | – |
| Sep 29, 2026 | Stoney Michael John | Director | Other | 735 | 0.00 | – |
| Sep 29, 2026 | Seath Matthew Douglas | Chief Risk Officer/EVP | Other | 1,250 | 0.00 | – |
| Sep 28, 2026 | Drugge Robert A | Director | Other | 195 | 45.41 | 8,855 |
| Sep 28, 2026 | Bhandari Parul | Director | Other | 44 | 45.41 | 1,998 |
| Sep 28, 2026 | Basich Marci A | Chief Financial Officer | Other | 100 | 45.41 | 4,541 |
| Sep 28, 2026 | Fischer Jonathan Arthur | President/COO | Other | 112 | 45.41 | 5,086 |
| Sep 28, 2026 | Antich Breanne D | Chief Technology Officer/EVP | Other | 44 | 45.41 | 1,998 |
| Sep 28, 2026 | Brydon Dean J | CEO | Other | 130 | 45.41 | 5,903 |
| Sep 28, 2026 | Stoney Michael John | Director | Other | 70 | 45.41 | 3,179 |
| Sep 28, 2026 | Seath Matthew Douglas | Chief Risk Officer/EVP | Other | 42 | 45.41 | 1,907 |
| Sep 24, 2026 | Antich Breanne D | Chief Technology Officer/EVP | Other | 66 | 45.10 | 2,977 |
| Sep 24, 2026 | Stoney Michael John | Director | Other | 75 | 45.10 | 3,383 |
| Sep 24, 2026 | Brydon Dean J | CEO | Other | 133 | 45.10 | 5,998 |
| Sep 24, 2026 | Bhandari Parul | Director | Other | 58 | 45.10 | 2,616 |
| Sep 24, 2026 | Fischer Jonathan Arthur | President/COO | Other | 115 | 45.10 | 5,187 |
| Sep 24, 2026 | Basich Marci A | Chief Financial Officer | Other | 100 | 45.10 | 4,510 |
| Sep 24, 2026 | Seath Matthew Douglas | Chief Risk Officer/EVP | Other | 60 | 45.10 | 2,706 |
| Sep 23, 2026 | Antich Breanne D | Chief Technology Officer/EVP | Other | 97 | 44.82 | 4,348 |
| Sep 23, 2026 | Stoney Michael John | Director | Other | 80 | 44.82 | 3,586 |
| Sep 23, 2026 | Brydon Dean J | CEO | Other | 148 | 44.82 | 6,633 |
| Sep 23, 2026 | Fischer Jonathan Arthur | President/COO | Other | 128 | 44.82 | 5,737 |
| Sep 23, 2026 | Basich Marci A | Chief Financial Officer | Other | 135 | 44.82 | 6,051 |
| Sep 23, 2026 | Seath Matthew Douglas | Chief Risk Officer/EVP | Other | 75 | 44.82 | 3,362 |
| Aug 18, 2026 | Antich Breanne D | Chief Technology Officer/EVP | Sell | 30 | 46.41 | 1,392 |
| Aug 18, 2026 | Drugge Robert A | Director | Sell | 2,000 | 45.87 | 91,740 |
| Aug 18, 2026 | Drugge Robert A | Director | Other | 2,000 | 15.67 | 31,340 |
| Aug 3, 2026 | Brydon Dean J | CEO | Sell | 3,000 | 45.24 | 135,720 |
| Aug 3, 2026 | Brydon Dean J | CEO | Other | 1,000 | 29.69 | 29,690 |
| Aug 3, 2026 | Brydon Dean J | CEO | Other | 2,000 | 15.67 | 31,340 |
| Aug 1, 2026 | Antich Breanne D | Chief Technology Officer/EVP | Sell | 269 | 45.44 | 12,223 |
| Jul 31, 2026 | Seath Matthew Douglas | Chief Risk Officer/EVP | Sell | 3,000 | 44.75 | 134,250 |
| Jul 31, 2026 | Seath Matthew Douglas | Chief Risk Officer/EVP | Other | 600 | 27.40 | 16,440 |
| Jul 31, 2026 | Seath Matthew Douglas | Chief Risk Officer/EVP | Other | 800 | 28.23 | 22,584 |
| Sep 23, 2025 | Bhandari Parul | Director | Other | 51 | 44.82 | 2,286 |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character. View all insider transactions →
Data as of: November 2, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.