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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, Q1 2025

Institutional positions in Bank of Marin Bancorp as of Mar 31, 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
124
+8 vs. Q4 2024
Shares held
9.60M
+373.5K (+4.0%) vs. Q4 2024
Total value
$211.9M
−$7.44M (−3.4%) vs. Q4 2024
New holders
18
41 more added
Sold out
10
40 more reduced

1 institution that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2024: 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 holdersQ1 2025: 124 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 heldQ1 2025: $211.9M
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, Q1 2025

Shares, value and share of portfolio for each institution holding Bank of Marin Bancorp; share changes are against Q4 2024.

Institutions holding BMRC in Q1 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Wellington Management Group LLP75,578$1.67M0.00%+75,578New
Bridgeway Capital Management, LLC102,588$2.26M0.06%+1,981+2.0%Added
Zacks Investment Management102,767$2.27M0.02%+1,563+1.5%Added
Renaissance Technologies LLC102,768$2.27M0.00%−4,724−4.4%Reduced
Prudential Financial Inc103,911$2.29M0.00%+7,154+7.4%Added
Kennedy Capital Management, Inc.113,422$2.50M0.06%−38,845−25.5%Reduced
Charles Schwab Investment Management Inc121,721$2.69M0.00%+954+0.8%Added
Northern Trust Corp130,865$2.89M0.00%−10,407−7.4%Reduced
Hotchkis & Wiley Capital Management LLC131,790$2.91M0.01%−66,810−33.6%Reduced
Essex Investment Management Co LLC132,943$2.93M0.61%+132,943New
American Century Companies Inc136,161$3.01M0.00%−5,742−4.0%Reduced
Basswood Capital Management, L.L.C.165,755$3.66M0.21%00.0%Unchanged
Acadian Asset Management LLC177,346$3.91M0.01%00.0%Unchanged
Elizabeth Park Capital Advisors, Ltd.219,952$4.85M4.40%−19,000−8.0%Reduced
Morgan Stanley269,599$5.95M0.00%−9,470−3.4%Reduced
State Street Corp342,660$7.56M0.00%−31,720−8.5%Reduced
Ameriprise Financial Inc365,364$8.06M0.00%+69,280+23.4%Added
Geode Capital Management, LLC370,510$8.18M0.00%+12,876+3.6%Added
Manufacturers Life Insurance Company, The467,675$10.3M0.01%+302+0.1%Added
North Reef Capital Management LP632,000$13.9M0.60%+161,044+34.2%Added
Alliancebernstein L.P.701,534$15.5M0.01%+46,020+7.0%Added
Dimensional Fund Advisors LP727,808$16.1M0.00%−6,327−0.9%Reduced
Vanguard Group Inc836,427$18.5M0.00%+10,250+1.2%Added
BlackRock, Inc.1,584,088$35.0M0.00%−47,435−2.9%Reduced
John W. Rosenthal Capital Management, Inc.0$00.00%−19,800−100.0%Sold out
D.A. Davidson & Co.0$00.00%−15,969−100.0%Sold out
Blair William & Co0$00.00%−9,230−100.0%Sold out
Ballentine Partners, LLC0$00.00%−9,017−100.0%Sold out
Angel Oak Capital Advisors, LLC0$00.00%−9,000−100.0%Sold out
Raymond James Financial Inc0$00.00%−8,434−100.0%Sold out
Wulff, Hansen & Co.0$00.00%−8,428−100.0%Sold out
Van Hulzen Asset Management, LLC0$00.00%−2,157−100.0%Sold out
R Squared Ltd0$00.00%−820−100.0%Sold out
Nelson, Van Denburg & Campbell Wealth Management Group, LLC0$00.00%−279−100.0%Sold out
Nuveen Asset Management, LLC––––Not filed