Bank of Marin Bancorp
BMRC- Exchange
- Nasdaq
- Industry
- State Commercial Banks
- SEC CIK
- 0001403475
In the last 90 days, Bank of Marin Bancorp insiders filed 1 open-market purchase and 0 sales; 142 institutions reported holding it in 13F filings for Q2 2026, worth $299.8M in total; no superinvestor holds it.
13F holders, Q3 2025
Institutional positions in Bank of Marin Bancorp as of Sep 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 138
- +19 vs. Q2 2025
- Shares held
- 10.3M
- +362.4K (+3.7%) vs. Q2 2025
- Total value
- $249.6M
- +$23.6M (+10.4%) vs. Q2 2025
- New holders
- 27
- 42 more added
- Sold out
- 8
- 36 more reduced
Compare with Q2 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting BMRC on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 142 | $299.8M |
| Q1 2026 | 140 | $270.3M |
| Q4 2025 | 133 | $263.3M |
| Q3 2025 | 138 | $249.6M |
| Q2 2025 | 119 | $226.0M |
| Q1 2025 | 124 | $211.9M |
| Q4 2024 | 117 | $220.2M |
| Q3 2024 | 108 | $178.1M |
| Q2 2024 | 96 | $145.2M |
| Q1 2024 | 102 | $141.6M |
| Q4 2023 | 97 | $186.3M |
| Q3 2023 | 93 | $153.8M |
| Q2 2023 | 95 | $146.1M |
| Q1 2023 | 100 | $184.1M |
| Q4 2022 | 97 | $259.9M |
| Q3 2022 | 94 | $235.3M |
| Q2 2022 | 96 | $256.0M |
| Q1 2022 | 101 | $266.7M |
| Q4 2021 | 98 | $282.8M |
| Q3 2021 | 100 | $289.6M |
| Q2 2021 | 95 | $198.1M |
| Q1 2021 | 93 | $231.1M |
Institutions, Q3 2025
Shares, value and share of portfolio for each institution holding Bank of Marin Bancorp; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| SummerHaven Investment Management, LLC | 32,919 | $799.3K | 0.47% | +32,919 | New |
| Jane Street Group, LLC | 36,578 | $888.1K | 0.00% | +6,827+22.9% | Added |
| Private Wealth Partners, LLC | 36,983 | $897.9K | 0.06% | 00.0% | Unchanged |
| Goldman Sachs Group Inc | 36,985 | $898.0K | 0.00% | +2,860+8.4% | Added |
| American Century Companies Inc | 39,802 | $966.4K | 0.00% | −27,710−41.0% | Reduced |
| Quantinno Capital Management LP | 41,075 | $997.3K | 0.00% | +11,171+37.4% | Added |
| Barclays PLC | 45,256 | $1.10M | 0.00% | −3,628−7.4% | Reduced |
| Franklin Resources Inc | 26,166 | $1.14M | 0.00% | +14,753+129.3% | Added |
| Trexquant Investment LP | 49,482 | $1.20M | 0.01% | +37,585+315.9% | Added |
| Fisher Asset Management, LLC | 52,427 | $1.27M | 0.00% | 00.0% | Unchanged |
| Creative Planning | 60,133 | $1.46M | 0.00% | +6,770+12.7% | Added |
| Perigon Wealth Management, LLC | 61,752 | $1.50M | 0.03% | −540−0.9% | Reduced |
| Bank of New York Mellon Corp | 72,999 | $1.77M | 0.00% | −883−1.2% | Reduced |
| Two Sigma Advisers, LP | 95,664 | $2.32M | 0.00% | +15,900+19.9% | Added |
| Prudential Financial Inc | 97,578 | $2.37M | 0.00% | −2,900−2.9% | Reduced |
| Bridgeway Capital Management, LLC | 103,307 | $2.51M | 0.05% | −1,602−1.5% | Reduced |
| Renaissance Technologies LLC | 103,868 | $2.52M | 0.00% | −10,224−9.0% | Reduced |
| AQR Capital Management LLC | 108,096 | $2.62M | 0.00% | +34,366+46.6% | Added |
| Elizabeth Park Capital Advisors, Ltd. | 110,512 | $2.68M | 2.17% | −96,343−46.6% | Reduced |
| Acadian Asset Management LLC | 112,794 | $2.74M | 0.00% | −2,111−1.8% | Reduced |
| Kennedy Capital Management, Inc. | 121,801 | $2.96M | 0.07% | −426−0.3% | Reduced |
| Two Sigma Investments, LP | 123,789 | $3.01M | 0.00% | +30,940+33.3% | Added |
| Northern Trust Corp | 124,195 | $3.02M | 0.00% | +353+0.3% | Added |
| Charles Schwab Investment Management Inc | 129,108 | $3.13M | 0.00% | +9,243+7.7% | Added |
| UBS Group AG | 166,615 | $4.05M | 0.00% | +98,311+143.9% | Added |
| Fourthstone LLC | 222,134 | $5.39M | 0.97% | −54,444−19.7% | Reduced |
| Morgan Stanley | 232,802 | $5.65M | 0.00% | −40,245−14.7% | Reduced |
| Hotchkis & Wiley Capital Management LLC | 273,266 | $6.63M | 0.02% | +125,816+85.3% | Added |
| State Street Corp | 349,826 | $8.49M | 0.00% | +905+0.3% | Added |
| Geode Capital Management, LLC | 372,569 | $9.05M | 0.00% | +12,825+3.6% | Added |
| Ameriprise Financial Inc | 378,065 | $9.18M | 0.00% | +8,022+2.2% | Added |
| Manufacturers Life Insurance Company, The | 452,867 | $11.0M | 0.01% | −6,426−1.4% | Reduced |
| HoldCo Asset Management, L.P. | 504,411 | $12.2M | 1.29% | +97,000+23.8% | Added |
| Alliancebernstein L.P. | 673,518 | $16.4M | 0.01% | −17,941−2.6% | Reduced |
| Dimensional Fund Advisors LP | 787,584 | $19.1M | 0.00% | +14,089+1.8% | Added |
| Vanguard Group Inc | 838,623 | $20.4M | 0.00% | +5,690+0.7% | Added |
| Wellington Management Group LLP | 943,534 | $22.9M | 0.00% | +687,615+268.7% | Added |
| BlackRock, Inc. | 1,426,718 | $34.6M | 0.00% | −65,629−4.4% | Reduced |
| North Reef Capital Management LP | 0 | $0 | 0.00% | −600,000−100.0% | Sold out |
| Panagora Asset Management Inc | 0 | $0 | 0.00% | −37,022−100.0% | Sold out |
| Susquehanna International Group, LLP | 0 | $0 | 0.00% | −20,405−100.0% | Sold out |
| LPL Financial LLC | 0 | $0 | 0.00% | −15,555−100.0% | Sold out |
| Citadel Advisors LLC | 0 | $0 | 0.00% | −12,935−100.0% | Sold out |
| Quantbot Technologies LP | 0 | $0 | 0.00% | −3,057−100.0% | Sold out |
| Glenmede Investment Management, LP | 0 | $0 | 0.00% | −752−100.0% | Sold out |
| Clear Street Markets LLC | 0 | $0 | 0.00% | −346−100.0% | Sold out |