Bank of Marin Bancorp - BMRC

Detailed investor-level table based on 13F positions.
Early Q1 2026 data: only 12 institutional holders reported so far. The full shareholder list will grow as more funds file with the SEC.

Shareholders (13F)

Quarter: Q4 2025 · Compare: Q3 2025
13D/13G major owners: Ownership tab.
Methodology: Market value and % of portfolio use SEC reported VALUE ($000). For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received. Details.
Rows: 0
Investor History Status Shares held Market value ($000) % of portfolio Previous % Rank Change in shares % change in shares Source Date reported
BlackRock, Inc. History Reduced 1,421,049 36,961 0.0% 0.0% 1 -5,669 -0.4% Q4 2025 Feb 12, 2026
WELLINGTON MANAGEMENT GROUP LLP History Reduced 922,642 23,997 0.0% 0.0% 2 -20,892 -2.21% Q4 2025 Feb 17, 2026
VANGUARD GROUP INC History Added to 843,183 21,931 0.0% 0.0% 3 +4,560 0.54% Q4 2025 Jan 29, 2026
DIMENSIONAL FUND ADVISORS LP History Reduced 770,817 20,049 0.0% 0.0% 4 -16,767 -2.13% Q4 2025 Feb 12, 2026
ALLIANCEBERNSTEIN L.P. History Reduced 659,962 17,165 0.01% 0.01% 5 -13,556 -2.01% Q4 2025 Feb 17, 2026
HoldCo Asset Management, LP History No change 504,411 13,119 0.99% 1.29% 6 0 0.0% Q4 2025 Feb 12, 2026
MANUFACTURERS LIFE INSURANCE COMPANY, THE History New 450,054 11,705 0.01% 7 +450,054 New Q4 2025 Feb 13, 2026
GEODE CAPITAL MANAGEMENT, LLC History Added to 385,827 10,037 0.0% 0.0% 8 +13,258 3.56% Q4 2025 Feb 09, 2026
AMERIPRISE FINANCIAL INC History Added to 381,555 9,924 0.0% 0.0% 9 +3,490 0.92% Q4 2025 Feb 17, 2026
STATE STREET CORP History Reduced 336,797 8,760 0.0% 0.0% 10 -13,029 -3.72% Q4 2025 Feb 13, 2026
HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC History Reduced 270,166 7,027 0.02% 0.02% 11 -3,100 -1.13% Q4 2025 Feb 17, 2026
MORGAN STANLEY History Added to 262,196 6,819 0.0% 0.0% 12 +29,394 12.63% Q4 2025 Feb 13, 2026
HEARTLAND ADVISORS INC History New 199,570 5,190 0.28% 13 +199,570 New Q4 2025 Feb 11, 2026
TWO SIGMA INVESTMENTS, LP History Added to 139,667 3,632 0.01% 0.0% 14 +15,878 12.83% Q4 2025 Feb 17, 2026
CHARLES SCHWAB INVESTMENT MANAGEMENT INC History Reduced 129,013 3,355 0.0% 0.0% 15 -95 -0.07% Q4 2025 Feb 13, 2026
KENNEDY CAPITAL MANAGEMENT LLC History Reduced 121,048 3,148 0.07% 0.07% 16 -753 -0.62% Q4 2025 Feb 13, 2026
AQR CAPITAL MANAGEMENT LLC History Added to 118,137 3,072 0.0% 0.0% 17 +10,041 9.29% Q4 2025 Feb 17, 2026
ACADIAN ASSET MANAGEMENT LLC History Added to 118,050 3,069 0.01% 0.0% 18 +5,256 4.66% Q4 2025 Feb 10, 2026
NORTHERN TRUST CORP History Reduced 117,329 3,051 0.0% 0.0% 19 -6,866 -5.53% Q4 2025 Feb 17, 2026
Westmount Partners, LLC History New 114,559 2,979 0.74% 20 +114,559 New Q4 2025 Jan 15, 2026
TWO SIGMA ADVISERS, LP History Added to 110,964 2,886 0.01% 0.0% 21 +15,300 15.99% Q4 2025 Feb 17, 2026
Bank of Marin History Added to 104,046 2,706 1.87% 0.38% 22 +81,656 364.7% Q4 2025 Feb 17, 2026
PRUDENTIAL FINANCIAL INC History Reduced 97,502 2,536 0.0% 0.0% 23 -76 -0.08% Q4 2025 Feb 13, 2026
RENAISSANCE TECHNOLOGIES LLC History Reduced 95,292 2,478 0.0% 0.0% 24 -8,576 -8.26% Q4 2025 Feb 12, 2026
Bank of New York Mellon Corp History Reduced 72,545 1,886 0.0% 0.0% 25 -454 -0.62% Q4 2025 Feb 10, 2026
CITADEL ADVISORS LLC History New 62,838 1,634 0.0% 26 +62,838 New Q4 2025 Feb 17, 2026
Creative Planning History Added to 61,995 1,612 0.0% 0.0% 27 +1,862 3.1% Q4 2025 Feb 17, 2026
Perigon Wealth Management, LLC History Reduced 61,299 1,594 0.03% 0.03% 28 -453 -0.73% Q4 2025 Jan 16, 2026
Fisher Asset Management, LLC History No change 52,427 1,363 0.0% 0.0% 29 0 0.0% Q4 2025 Feb 09, 2026
GOLDMAN SACHS GROUP INC History Added to 51,227 1,332 0.0% 0.0% 30 +14,242 38.51% Q4 2025 Mar 25, 2026
JANE STREET GROUP, LLC History Added to 50,961 1,325 0.0% 0.0% 31 +14,383 39.32% Q4 2025 Feb 12, 2026
Quantinno Capital Management LP History Added to 49,334 1,283 0.0% 0.0% 32 +8,259 20.11% Q4 2025 Feb 17, 2026
BARCLAYS PLC History Added to 47,488 1,235 0.0% 0.0% 33 +2,232 4.93% Q4 2025 Feb 13, 2026
RAYMOND JAMES FINANCIAL INC History Added to 45,478 1,182 0.0% 0.0% 34 +37,044 439.22% Q4 2025 Feb 18, 2026
UBS Group AG History Reduced 39,824 1,035 0.0% 0.0% 35 -126,791 -76.1% Q4 2025 Jan 29, 2026
AMERICAN CENTURY COMPANIES INC History Reduced 39,008 1,014 0.0% 0.0% 36 -794 -1.99% Q4 2025 Feb 13, 2026
BRIDGEWAY CAPITAL MANAGEMENT, LLC History Reduced 37,024 962 0.02% 0.05% 37 -66,283 -64.16% Q4 2025 Feb 17, 2026
Private Wealth Partners, LLC History No change 36,983 961 0.07% 0.06% 38 0 0.0% Q4 2025 Jan 27, 2026
Trexquant Investment LP History Reduced 36,663 953 0.01% 0.01% 39 -12,819 -25.91% Q4 2025 Feb 17, 2026
Connor, Clark & Lunn Investment Management Ltd. History Added to 35,894 933 0.0% 0.0% 40 +4,491 14.3% Q4 2025 Feb 10, 2026
SummerHaven Investment Management, LLC History No change 32,919 856 0.49% 0.47% 41 0 0.0% Q4 2025 Feb 03, 2026
BANK OF AMERICA CORP /DE/ History Reduced 32,496 845 0.0% 0.0% 42 -193 -0.59% Q4 2025 Feb 17, 2026
RBF Capital, LLC History Reduced 30,000 780 0.03% 0.03% 43 -92 -0.31% Q4 2025 Feb 17, 2026
WELLS FARGO & COMPANY/MN History Added to 28,082 730 0.0% 0.0% 44 +5,199 22.72% Q4 2025 Feb 13, 2026
Nuveen, LLC History No change 26,297 683 0.0% 0.0% 45 0 0.0% Q4 2025 Feb 12, 2026
Invesco Ltd. History Reduced 26,230 682 0.0% 0.0% 46 -5,345 -16.93% Q4 2025 Feb 19, 2026
Wealthspire Advisors, LLC History Added to 24,771 644 0.01% 0.0% 47 +4,246 20.69% Q4 2025 Feb 13, 2026
Freestone Capital Holdings, LLC History No change 23,258 604 0.02% 0.02% 48 0 0.0% Q4 2025 Jan 23, 2026
Cerity Partners LLC History Reduced 22,423 583 0.0% 0.0% 49 -576 -2.5% Q4 2025 Feb 11, 2026
CALDWELL SUTTER CAPITAL, INC. History No change 20,390 530 0.22% 0.21% 50 0 0.0% Q4 2025 Jan 30, 2026
RHUMBLINE ADVISERS History Reduced 19,095 496 0.0% 0.0% 51 -3,575 -15.77% Q4 2025 Feb 13, 2026
STATE OF WISCONSIN INVESTMENT BOARD History Added to 16,613 432 0.0% 0.0% 52 +4,172 33.53% Q4 2025 Feb 17, 2026
Bridge City Capital, LLC History Added to 16,422 427 0.13% 0.08% 53 +3,856 30.69% Q4 2025 Feb 13, 2026
State of Wyoming History Added to 15,885 413 0.05% 0.04% 54 +433 2.8% Q4 2025 Feb 11, 2026
FIDUCIARY FINANCIAL GROUP, LLC History No change 14,069 365 0.05% 0.05% 55 0 0.0% Q4 2025 Jan 12, 2026
FRANKLIN RESOURCES INC History Reduced 12,844 334 0.0% 0.0% 56 -13,322 -50.91% Q4 2025 Feb 11, 2026
DEUTSCHE BANK AG\ History No change 12,426 323 0.0% 0.0% 57 0 0.0% Q4 2025 Feb 11, 2026
OCCUDO QUANTITATIVE STRATEGIES LP History Added to 12,237 318 0.02% 0.03% 58 +3,026 32.85% Q4 2025 Feb 17, 2026
Financial Connections Group, Inc. History No change 12,000 312 0.11% 0.11% 59 0 0.0% Q4 2025 Jan 23, 2026
Integrated Quantitative Investments LLC History Added to 11,464 298 0.06% 0.07% 60 +1,040 9.98% Q4 2025 Feb 12, 2026
AlphaQuest LLC History Added to 10,640 276 0.02% 0.01% 61 +2,598 32.31% Q4 2025 Feb 09, 2026
Engineers Gate Manager LP History Reduced 10,510 273 0.0% 0.0% 62 -621 -5.58% Q4 2025 Feb 17, 2026
Qube Research & Technologies Ltd History New 10,438 271 0.0% 63 +10,438 New Q4 2025 Feb 17, 2026
PRINCETON CAPITAL MANAGEMENT LLC History No change 10,059 261 0.07% 0.07% 64 0 0.0% Q4 2025 Feb 06, 2026
IEQ CAPITAL, LLC History Added to 9,556 248 0.0% 0.0% 65 +1,015 11.88% Q4 2025 Feb 13, 2026
Susquehanna Portfolio Strategies, LLC History Reduced 9,536 248 0.0% 0.0% 66 -180 -1.85% Q4 2025 Feb 17, 2026
KCM INVESTMENT ADVISORS LLC History No change 9,240 240 0.01% 0.01% 67 0 0.0% Q4 2025 Feb 13, 2026
LODESTAR PRIVATE ASSET MANAGEMENT LLC History No change 9,231 240 0.02% 0.02% 68 0 0.0% Q4 2025 Jan 27, 2026
CANADA PENSION PLAN INVESTMENT BOARD History New 9,200 239 0.0% 69 +9,200 New Q4 2025 Feb 17, 2026
Fourthstone LLC History Reduced 9,100 236 0.04% 0.97% 71 -213,034 -95.9% Q4 2025 Feb 13, 2026
SEI INVESTMENTS CO History No change 9,097 236 0.0% 0.0% 70 0 0.0% Q4 2025 Feb 13, 2026
MetLife Investment Management, LLC History No change 8,917 231 0.0% 0.0% 72 0 0.0% Q4 2025 Feb 12, 2026
PRICE T ROWE ASSOCIATES INC /MD/ History New 8,839 230 0.0% 73 +8,839 New Q4 2025 Feb 17, 2026
XTX Topco Ltd History Reduced 8,774 228 0.01% 0.02% 74 -5,522 -38.63% Q4 2025 Feb 17, 2026
MILLENNIUM MANAGEMENT LLC History Reduced 8,732 227 0.0% 0.0% 75 -8,286 -48.69% Q4 2025 Feb 17, 2026
Ballentine Partners, LLC History Reduced 8,682 225 0.0% 0.0% 76 -355 -3.93% Q4 2025 Feb 03, 2026
WULFF, HANSEN & CO. History No change 8,542 222 0.19% 0.18% 77 0 0.0% Q4 2025 Feb 03, 2026
BLAIR WILLIAM & CO/IL History New 7,828 203 0.0% 78 +7,828 New Q4 2025 Feb 17, 2026
MAI Capital Management History Added to 7,452 193 0.0% 0.0% 79 +12 0.16% Q4 2025 Feb 13, 2026
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. History Added to 6,838 177 0.0% 0.0% 80 +91 1.35% Q4 2025 Feb 17, 2026
CWM, LLC History Added to 6,560 171 0.0% 0.0% 81 +184 2.89% Q4 2025 Jan 26, 2026
JPMORGAN CHASE & CO History Reduced 6,567 170 0.0% 0.0% 82 -166 -2.47% Q4 2025 Feb 11, 2026
NEW YORK STATE COMMON RETIREMENT FUND History No change 5,933 154 0.0% 0.0% 83 0 0.0% Q4 2025 Feb 12, 2026
US BANCORP \DE\ History No change 5,500 143 0.0% 0.0% 84 0 0.0% Q4 2025 Jan 30, 2026
SG Americas Securities, LLC History New 4,413 115 0.0% 85 +4,413 New Q4 2025 Jan 09, 2026
Police & Firemen's Retirement System of New Jersey History No change 4,134 107 0.0% 0.0% 86 0 0.0% Q4 2025 Feb 13, 2026
FMR LLC History Added to 3,435 89 0.0% 0.0% 87 +276 8.74% Q4 2025 Feb 17, 2026
BNP PARIBAS FINANCIAL MARKETS History Added to 3,384 88 0.0% 0.0% 88 +491 16.97% Q4 2025 Feb 10, 2026
Allworth Financial LP History New 3,146 81 0.0% 89 +3,146 New Q4 2025 Feb 05, 2026
Aquatic Capital Management LLC History Reduced 3,092 80 0.0% 0.0% 91 -2,790 -47.43% Q4 2025 Feb 17, 2026
Parallel Advisors, LLC History No change 3,109 80 0.0% 0.0% 90 0 0.0% Q4 2025 Feb 11, 2026
Rockefeller Capital Management L.P. History Added to 2,860 74 0.0% 0.0% 92 +180 6.72% Q4 2025 Mar 16, 2026
QUADRANT CAPITAL GROUP LLC History Added to 2,753 71 0.0% 0.0% 93 +407 17.35% Q4 2025 Feb 13, 2026
ROYAL BANK OF CANADA History New 2,229 58 0.0% 94 +2,229 New Q4 2025 Feb 17, 2026
Pinnacle Wealth Planning Services, Inc. History New 1,572 40 0.0% 95 +1,572 New Q4 2025 Feb 13, 2026
Versant Capital Management, Inc History No change 1,567 40 0.01% 0.01% 96 0 0.0% Q4 2025 Jan 08, 2026
CANADA LIFE ASSURANCE Co History Added to 1,507 39 0.0% 0.0% 97 +379 33.6% Q4 2025 Feb 13, 2026
Legal & General Group Plc History No change 1,359 35 0.0% 0.0% 98 0 0.0% Q4 2025 Feb 09, 2026
Russell Investments Group, Ltd. History No change 1,269 33 0.0% 0.0% 99 0 0.0% Q4 2025 Feb 17, 2026
Ameritas Investment Partners, Inc. History Reduced 1,196 31 0.0% 0.0% 100 -356 -22.94% Q4 2025 Feb 11, 2026
Torren Management, LLC History New 1,186 30 0.02% 101 +1,186 New Q4 2025 Jan 30, 2026
SIGNATUREFD, LLC History Reduced 1,123 29 0.0% 0.0% 102 -8 -0.71% Q4 2025 Jan 20, 2026
Golden State Wealth Management, LLC History No change 1,000 26 0.0% 0.0% 103 0 0.0% Q4 2025 Feb 13, 2026
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM History Reduced 907 23 0.0% 0.0% 104 -11 -1.2% Q4 2025 Feb 17, 2026
Sterling Capital Management LLC History Reduced 850 22 0.0% 0.0% 105 -167 -16.42% Q4 2025 Feb 13, 2026
NISA INVESTMENT ADVISORS, LLC History No change 844 21 0.0% 0.0% 106 0 0.0% Q4 2025 Jan 15, 2026
GAMMA Investing LLC History Added to 689 17 0.0% 0.0% 107 +51 7.99% Q4 2025 Jan 05, 2026
EverSource Wealth Advisors, LLC History Added to 606 15 0.0% 0.0% 108 +52 9.39% Q4 2025 Feb 06, 2026
Tower Research Capital LLC (TRC) History Reduced 535 13 0.0% 0.0% 110 -830 -60.81% Q4 2025 Feb 17, 2026
PNC FINANCIAL SERVICES GROUP, INC. History Added to 517 13 0.0% 0.0% 109 +4 0.78% Q4 2025 Feb 06, 2026
AMALGAMATED BANK History Reduced 463 12 0.0% 0.0% 111 -69 -12.97% Q4 2025 Feb 05, 2026
Arax Advisory Partners History Reduced 318 8 0.0% 0.0% 113 -8,113 -96.23% Q4 2025 Feb 13, 2026
CITIGROUP INC History Reduced 333 8 0.0% 0.0% 112 -249 -42.78% Q4 2025 Feb 13, 2026
Smartleaf Asset Management LLC History Added to 333 8 0.0% 0.0% 114 +81 32.14% Q4 2025 Feb 13, 2026
MassMutual Private Wealth & Trust, FSB History No change 237 6 0.0% 0.0% 115 0 0.0% Q4 2025 Jan 07, 2026
GROUP ONE TRADING LLC History New 200 5 0.0% 117 +200 New Q4 2025 Feb 12, 2026
COMERICA BANK History No change 227 5 0.0% 0.0% 116 0 0.0% Q4 2025 Jan 29, 2026
Private Wealth Management Group, LLC History No change 221 5 0.0% 0.0% 118 0 0.0% Q4 2025 Jan 23, 2026
JONES FINANCIAL COMPANIES LLLP History Reduced 190 4 0.0% 0.0% 119 -600 -75.95% Q4 2025 Feb 17, 2026
Red Tortoise LLC History No change 185 4 0.0% 0.0% 120 0 0.0% Q4 2025 Jan 22, 2026
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC History New 136 3 0.0% 121 +136 New Q4 2025 Feb 13, 2026
Optiver Holding B.V. History No change 148 3 0.0% 0.0% 122 0 0.0% Q4 2025 Feb 17, 2026
Fortitude Family Office, LLC History No change 85 2 0.0% 0.0% 123 0 0.0% Q4 2025 Jan 15, 2026
Farther Finance Advisors, LLC History Added to 67 1 0.0% 127 +36 116.13% Q4 2025 Jan 23, 2026
IFP Advisors, Inc History Added to 65 1 0.0% 0.0% 125 +21 47.73% Q4 2025 Feb 06, 2026
ROTHSCHILD INVESTMENT LLC History Added to 67 1 0.0% 0.0% 124 +8 13.56% Q4 2025 Feb 10, 2026
Physician Wealth Advisors, Inc. History No change 68 1 0.0% 0.0% 126 0 0.0% Q4 2025 Jan 29, 2026
Elizabeth Park Capital Advisors, Ltd. History Closed out 0 0 2.17% -110,512 -100.0% Q3 2025 Nov 13, 2025
Empowered Funds, LLC History Closed out 0 0 0.01% -31,494 -100.0% Q3 2025 Nov 13, 2025
Numerai GP LLC History Closed out 0 0 0.08% -23,292 -100.0% Q3 2025 Nov 14, 2025
Squarepoint Ops LLC History Closed out 0 0 0.0% -12,733 -100.0% Q3 2025 Nov 14, 2025
CHOREO, LLC History Closed out 0 0 0.0% -11,626 -100.0% Q3 2025 Nov 12, 2025
Brevan Howard Capital Management LP History Closed out 0 0 0.0% -11,599 -100.0% Q3 2025 Nov 14, 2025
STEPHENS INC /AR/ History Closed out 0 0 0.0% -11,343 -100.0% Q3 2025 Oct 27, 2025
FIRST TRUST ADVISORS LP History Closed out 0 0 0.0% -9,065 -100.0% Q3 2025 Nov 12, 2025
Ameritas Advisory Services, LLC History Closed out 0 0 0.0% -3,001 -100.0% Q3 2025 Nov 06, 2025
SIMPLEX TRADING, LLC History Closed out 0 0 0.0% -700 -100.0% Q3 2025 Nov 12, 2025
Advisory Services Network, LLC History Closed out 0 0 0.0% -504 -100.0% Q3 2025 Nov 18, 2025
SBI Securities Co., Ltd. History Added to 14 0 +7 100.0% Q4 2025 Feb 03, 2026
Clearstead Advisors, LLC History Closed out 0 0 -7 -100.0% Q3 2025 Nov 10, 2025
True Wealth Design, LLC History Added to 9 0 +1 12.5% Q4 2025 Jan 08, 2026
CULLEN/FROST BANKERS, INC. History No change 23 0 0 0.0% Q4 2025 Feb 06, 2026
Parkside Financial Bank & Trust History No change 25 0 0 0.0% Q4 2025 Feb 13, 2026
OSAIC HOLDINGS, INC. History No change 8 0 0 0.0% Q4 2025 Feb 17, 2026
Avion Wealth History No change 24 0 0 0.0% Q4 2025 Jan 23, 2026