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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.

Institutional holdersQ3 2025: 138 institutions
Q1 2021: 93 institutionsQ2 2021: 95 institutionsQ3 2021: 100 institutionsQ4 2021: 98 institutionsQ1 2022: 101 institutionsQ2 2022: 96 institutionsQ3 2022: 94 institutionsQ4 2022: 97 institutionsQ1 2023: 100 institutionsQ2 2023: 95 institutionsQ3 2023: 93 institutionsQ4 2023: 97 institutionsQ1 2024: 102 institutionsQ2 2024: 96 institutionsQ3 2024: 108 institutionsQ4 2024: 117 institutionsQ1 2025: 124 institutionsQ2 2025: 119 institutionsQ3 2025: 138 institutionsQ4 2025: 133 institutionsQ1 2026: 140 institutionsQ2 2026: 142 institutions
Value heldQ3 2025: $249.6M
Q1 2021: $231.1MQ2 2021: $198.1MQ3 2021: $289.6MQ4 2021: $282.8MQ1 2022: $266.7MQ2 2022: $256.0MQ3 2022: $235.3MQ4 2022: $259.9MQ1 2023: $184.1MQ2 2023: $146.1MQ3 2023: $153.8MQ4 2023: $186.3MQ1 2024: $141.6MQ2 2024: $145.2MQ3 2024: $178.1MQ4 2024: $220.2MQ1 2025: $211.9MQ2 2025: $226.0MQ3 2025: $249.6MQ4 2025: $263.3MQ1 2026: $270.3MQ2 2026: $299.8M
Institutions holding BMRC and their total value by quarter
QuarterHoldersValue
Q2 2026142$299.8M
Q1 2026140$270.3M
Q4 2025133$263.3M
Q3 2025138$249.6M
Q2 2025119$226.0M
Q1 2025124$211.9M
Q4 2024117$220.2M
Q3 2024108$178.1M
Q2 202496$145.2M
Q1 2024102$141.6M
Q4 202397$186.3M
Q3 202393$153.8M
Q2 202395$146.1M
Q1 2023100$184.1M
Q4 202297$259.9M
Q3 202294$235.3M
Q2 202296$256.0M
Q1 2022101$266.7M
Q4 202198$282.8M
Q3 2021100$289.6M
Q2 202195$198.1M
Q1 202193$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.

Institutions holding BMRC in Q3 2025
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock, Inc.1,426,718$34.6M0.00%−65,629−4.4%Reduced
Wellington Management Group LLP943,534$22.9M0.00%+687,615+268.7%Added
Vanguard Group Inc838,623$20.4M0.00%+5,690+0.7%Added
Dimensional Fund Advisors LP787,584$19.1M0.00%+14,089+1.8%Added
Alliancebernstein L.P.673,518$16.4M0.01%−17,941−2.6%Reduced
HoldCo Asset Management, L.P.504,411$12.2M1.29%+97,000+23.8%Added
Manufacturers Life Insurance Company, The452,867$11.0M0.01%−6,426−1.4%Reduced
Ameriprise Financial Inc378,065$9.18M0.00%+8,022+2.2%Added
Geode Capital Management, LLC372,569$9.05M0.00%+12,825+3.6%Added
State Street Corp349,826$8.49M0.00%+905+0.3%Added
Hotchkis & Wiley Capital Management LLC273,266$6.63M0.02%+125,816+85.3%Added
Morgan Stanley232,802$5.65M0.00%−40,245−14.7%Reduced
Fourthstone LLC222,134$5.39M0.97%−54,444−19.7%Reduced
UBS Group AG166,615$4.05M0.00%+98,311+143.9%Added
Charles Schwab Investment Management Inc129,108$3.13M0.00%+9,243+7.7%Added
Northern Trust Corp124,195$3.02M0.00%+353+0.3%Added
Two Sigma Investments, LP123,789$3.01M0.00%+30,940+33.3%Added
Kennedy Capital Management, Inc.121,801$2.96M0.07%−426−0.3%Reduced
Acadian Asset Management LLC112,794$2.74M0.00%−2,111−1.8%Reduced
Elizabeth Park Capital Advisors, Ltd.110,512$2.68M2.17%−96,343−46.6%Reduced
AQR Capital Management LLC108,096$2.62M0.00%+34,366+46.6%Added
Renaissance Technologies LLC103,868$2.52M0.00%−10,224−9.0%Reduced
Bridgeway Capital Management, LLC103,307$2.51M0.05%−1,602−1.5%Reduced
Prudential Financial Inc97,578$2.37M0.00%−2,900−2.9%Reduced
Two Sigma Advisers, LP95,664$2.32M0.00%+15,900+19.9%Added
Bank of New York Mellon Corp72,999$1.77M0.00%−883−1.2%Reduced
Perigon Wealth Management, LLC61,752$1.50M0.03%−540−0.9%Reduced
Creative Planning60,133$1.46M0.00%+6,770+12.7%Added
Fisher Asset Management, LLC52,427$1.27M0.00%00.0%Unchanged
Trexquant Investment LP49,482$1.20M0.01%+37,585+315.9%Added
Franklin Resources Inc26,166$1.14M0.00%+14,753+129.3%Added
Barclays PLC45,256$1.10M0.00%−3,628−7.4%Reduced
Quantinno Capital Management LP41,075$997.3K0.00%+11,171+37.4%Added
American Century Companies Inc39,802$966.4K0.00%−27,710−41.0%Reduced
Goldman Sachs Group Inc36,985$898.0K0.00%+2,860+8.4%Added
Private Wealth Partners, LLC36,983$897.9K0.06%00.0%Unchanged
Jane Street Group, LLC36,578$888.1K0.00%+6,827+22.9%Added
SummerHaven Investment Management, LLC32,919$799.3K0.47%+32,919New
Bank of America Corp32,689$793.7K0.00%−7,093−17.8%Reduced
Invesco Ltd.31,575$766.6K0.00%+3,348+11.9%Added
Empowered Funds, LLC31,494$764.7K0.01%+3,398+12.1%Added
Connor, Clark & Lunn Investment Management Ltd.31,403$762.5K0.00%−5,122−14.0%Reduced
RBF Capital, LLC30,092$730.6K0.03%00.0%Unchanged
Nuveen, LLC26,297$638.5K0.00%00.0%Unchanged
Cubist Systematic Strategies, LLC26,153$635.0K0.01%+26,153New
Numerai GP LLC23,292$565.5K0.08%−2,437−9.5%Reduced
Freestone Capital Holdings, LLC23,258$564.7K0.02%00.0%Unchanged
Cerity Partners LLC22,999$558.4K0.00%+2,287+11.0%Added
Wells Fargo & Company22,883$555.6K0.00%+91+0.4%Added
Rhumbline Advisers22,670$550.4K0.00%−1,014−4.3%Reduced
Michael B. Yongue22,390$543.6K0.38%00.0%Unchanged
Wealthspire Advisors, LLC20,525$498.3K0.00%00.0%Unchanged
Caldwell Sutter Capital, Inc.20,390$495.1K0.21%00.0%Unchanged
ExodusPoint Capital Management, LP19,816$481.1K0.01%+19,816New
Millennium Management LLC17,018$413.2K0.00%−27,192−61.5%Reduced
State of Wyoming15,452$375.2K0.04%+15,452New
XTX Topco Ltd14,296$347.1K0.02%−10,549−42.5%Reduced
Fiduciary Financial Group, LLC14,069$341.6K0.05%−1,000−6.6%Reduced
Squarepoint Ops LLC12,733$309.2K0.00%−47,017−78.7%Reduced
Bridge City Capital, LLC12,566$305.1K0.08%00.0%Unchanged
State of Wisconsin Investment Board12,441$302.1K0.00%+12,441New
Deutsche Bank AG12,426$301.7K0.00%+3,535+39.8%Added
Financial Connections Group, Inc.12,000$291.0K0.11%+12,000New
RSM US Wealth Management LLC11,626$282.3K0.00%−846−6.8%Reduced
Brevan Howard Capital Management LP11,599$281.6K0.00%+11,599New
Stephens Inc11,343$275.4K0.00%00.0%Unchanged
Engineers Gate Manager LP11,131$270.3K0.00%+11,131New
Integrated Quantitative Investments LLC10,424$253.1K0.07%+10,424New
Princeton Capital Management LLC10,059$244.2K0.07%+10,059New
Susquehanna Portfolio Strategies, LLC9,716$235.9K0.00%+9,716New
Lion Street Advisors, LLC5,900$224.8K0.08%+5,900New
KCM Investment Advisors LLC9,240$224.3K0.01%00.0%Unchanged
Lodestar Private Asset Management LLC9,231$224.1K0.02%+9,231New
Occudo Quantitative Strategies LP9,211$223.6K0.03%+9,211New
SEI Investments Co9,097$220.9K0.00%+9,097New
First Trust Advisors LP9,065$220.1K0.00%−1,471−14.0%Reduced
Ballentine Partners, LLC9,037$219.4K0.00%−113−1.2%Reduced
MetLife Investment Management8,917$216.5K0.00%+8,917New
Wulff, Hansen & Co.8,542$207.4K0.18%+8,542New
Ieq Capital, LLC8,541$207.4K0.00%+8,541New
Raymond James Financial Inc8,434$204.8K0.00%00.0%Unchanged
SRS Capital Advisors, Inc.8,431$204.7K0.00%+8,114+2,559.6%Added
Quest Partners LLC8,042$195.3K0.01%+8,042New
MAI Capital Management7,440$180.6K0.00%+1,435+23.9%Added
Mirae Asset Global ETFs Holdings Ltd.6,747$163.8K0.00%−1,323−16.4%Reduced
JPMorgan Chase & Co6,733$163.5K0.00%−367−5.2%Reduced
CWM, LLC6,376$155.0K0.00%+2,481+63.7%Added
New York State Common Retirement Fund5,933$144.1K0.00%00.0%Unchanged
Aquatic Capital Management LLC5,882$142.8K0.00%−828−12.3%Reduced
US Bancorp5,500$133.5K0.00%−29−0.5%Reduced
Allworth Financial LP4,183$101.6K0.00%+142+3.5%Added
Police & Firemen's Retirement System of New Jersey4,134$100.4K0.00%00.0%Unchanged
FMR LLC3,159$76.7K0.00%+247+8.5%Added
Parallel Advisors, LLC3,109$75.5K0.00%00.0%Unchanged
Royal Bank of Canada3,014$73.0K0.00%−764−20.2%Reduced
Ameritas Advisory Services, LLC3,001$72.9K0.00%00.0%Unchanged
BNP Paribas Arbitrage, SA2,893$70.2K0.00%+1,356+88.2%Added
Rockefeller Capital Management L.P.2,680$65.1K0.00%+2,680New
Quadrant Capital Group LLC2,346$57.0K0.00%+2,346New
Versant Capital Management, Inc1,567$38.0K0.01%00.0%Unchanged