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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, Q4 2025

Institutional positions in Bank of Marin Bancorp as of Dec 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
133
−1 vs. Q3 2025
Shares held
10.1M
−101.2K (−1.0%) vs. Q3 2025
Total value
$263.3M
+$14.6M (+5.9%) vs. Q3 2025
New holders
11
43 more added
Sold out
12
43 more reduced

4 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 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 holdersQ4 2025: 133 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 heldQ4 2025: $263.3M
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, Q4 2025

Shares, value and share of portfolio for each institution holding Bank of Marin Bancorp; share changes are against Q3 2025.

Institutions holding BMRC in Q4 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Torren Management, LLC1,186$30.9K0.02%+1,186New
Signaturefd, LLC1,123$29.2K0.00%−8−0.7%Reduced
Golden State Wealth Management, LLC1,000$26.0K0.00%00.0%Unchanged
California State Teachers Retirement System907$23.6K0.00%−11−1.2%Reduced
Sterling Capital Management LLC850$22.1K0.00%−167−16.4%Reduced
Nisa Investment Advisors, LLC844$22.0K0.00%00.0%Unchanged
GAMMA Investing LLC689$17.9K0.00%+51+8.0%Added
EverSource Wealth Advisors, LLC606$15.8K0.00%+52+9.4%Added
Tower Research Capital LLC (TRC)535$13.9K0.00%−830−60.8%Reduced
The PNC Financial Services Group, Inc.517$13.4K0.00%+4+0.8%Added
Essential Partners LLC484$12.6K0.00%+40+9.0%Added
Amalgamated Bank463$12.0K0.00%−69−13.0%Reduced
Smartleaf Asset Management LLC333$8.78K0.00%+81+32.1%Added
Citigroup Inc333$8.66K0.00%−249−42.8%Reduced
SRS Capital Advisors, Inc.318$8.27K0.00%−8,113−96.2%Reduced
Massmutual Trust Co FSB237$6.16K0.00%00.0%Unchanged
Comerica Bank227$5.90K0.00%00.0%Unchanged
Private Wealth Management Group, LLC221$5.75K0.00%00.0%Unchanged
Jones Financial Companies LLLP190$4.94K0.00%−600−75.9%Reduced
Red Tortoise LLC185$4.81K0.00%00.0%Unchanged
Optiver Holding B.V.148$3.85K0.00%00.0%Unchanged
UBS Asset Management Americas Inc136$3.54K0.00%+136New
Fortitude Family Office, LLC85$2.21K0.00%00.0%Unchanged
UMA Financial Services, Inc.68$1.77K0.00%00.0%Unchanged
Farther Finance Advisors, LLC67$1.75K0.00%+36+116.1%Added
Rothschild Investment LLC67$1.74K0.00%+8+13.6%Added
IFP Advisors, Inc65$1.69K0.00%+21+47.7%Added
Parkside Financial Bank & Trust25$6510.00%00.0%Unchanged
Cullen/Frost Bankers, Inc.23$5990.00%00.0%Unchanged
SBI Securities Co., Ltd.14$3640.00%+7+100.0%Added
True Wealth Design, LLC9$2350.00%+1+12.5%Added
Advisor Group Holdings, Inc.8$2080.00%00.0%Unchanged
Avion Wealth24$00.00%00.0%Unchanged
Elizabeth Park Capital Advisors, Ltd.0$00.00%−110,512−100.0%Sold out
Empowered Funds, LLC0$00.00%−31,494−100.0%Sold out
Numerai GP LLC0$00.00%−23,292−100.0%Sold out
ExodusPoint Capital Management, LP0$00.00%−19,816−100.0%Sold out
Squarepoint Ops LLC0$00.00%−12,733−100.0%Sold out
RSM US Wealth Management LLC0$00.00%−11,626−100.0%Sold out
Brevan Howard Capital Management LP0$00.00%−11,599−100.0%Sold out
Stephens Inc0$00.00%−11,343−100.0%Sold out
First Trust Advisors LP0$00.00%−9,065−100.0%Sold out
Ameritas Advisory Services, LLC0$00.00%−3,001−100.0%Sold out
Advisory Services Network, LLC0$00.00%−504−100.0%Sold out
Clearstead Advisors, LLC0$00.00%−7−100.0%Sold out
Cubist Systematic Strategies, LLC––––Not filed
Lion Street Advisors, LLC––––Not filed
Point72 Asia (Singapore) Pte. Ltd.––––Not filed
Point72 (DIFC) Ltd––––Not filed