Security Snapshot

Bank of Marin Bancorp - Common Stock (BMRC) Institutional Ownership

CUSIP: 063425102

13F Institutional Holders and Ownership History from Q1 2014 to Q1 2026

Latest Period

Q4 2025

Institutions Reporting

131

Shares (Excl. Options)

10,123,019

Price

$26.01

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Type / Class
Equity / Common Stock
Symbol
BMRC on Nasdaq
Shares outstanding
15,992,102
Price per share
$25.63
All holders as of 31 Dec 2025
Q4 2025
Total 13F shares
10,123,019
Total reported value
$263,301,581
% of total 13F portfolios
0%
Share change
-90,763
Value change
-$1,936,622
Number of holders
131
Price from insider filings
$25.63
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Quick Takeaways

  • BMRC - Bank of Marin Bancorp - Common Stock is tracked under CUSIP 063425102.
  • 131 institutions reported positions in Q4 2025.
  • 2 significant owners is listed from Schedule 13D/13G reporting.

What Changed

  • Holder count moved from 131 to 34 between Q4 2025 and Q1 2026.
  • Reported value moved from $263,301,581 to $18,123,491.

Why This Matters

  • You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
  • 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.

Source Evidence

Source: SEC Form 13F

Latest holder context comes from 131 institutions filings for Q4 2025.

Open SEC Evidence

Investment Quick Answers

What is CUSIP 063425102?
CUSIP 063425102 identifies BMRC - Bank of Marin Bancorp - Common Stock in SEC 13F datasets.

Where can I see the latest institutional holders?
Review the Q4 2025 holders report and the ownership history table below.

Significant Owners of Bank of Marin Bancorp - Common Stock (BMRC) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
BlackRock, Inc. 6.8% -14% $26,761,859 -$3,999,743 1,102,191 -13% BlackRock, Inc. 30 Sep 2025
WELLINGTON MANAGEMENT GROUP LLP 5.9% $22,909,006 943,534 Wellington Management Group LLP 30 Sep 2025

As of 31 Dec 2025, 131 institutional investors reported holding 10,123,019 shares of Bank of Marin Bancorp - Common Stock (BMRC). This represents 63% of the company’s total 15,992,102 outstanding shares.

Top 25 Institutional Shareholders

The largest institutional shareholders of Bank of Marin Bancorp - Common Stock (BMRC) together control 55% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.

Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
BlackRock, Inc. 8.9% 1,421,049 -0.4% 0% $36,961,473
WELLINGTON MANAGEMENT GROUP LLP 5.8% 922,642 -2.2% 0% $23,997,918
VANGUARD GROUP INC 5.3% 843,183 +0.54% 0% $21,931,190
DIMENSIONAL FUND ADVISORS LP 4.8% 770,817 -2.1% 0% $20,049,495
ALLIANCEBERNSTEIN L.P. 4.1% 659,962 -2% 0.01% $17,165,612
HoldCo Asset Management, LP 3.2% 504,411 0% 0.99% $13,119,730
MANUFACTURERS LIFE INSURANCE COMPANY, THE 2.8% 450,054 -0.62% 0.01% $11,705,905
GEODE CAPITAL MANAGEMENT, LLC 2.4% 385,827 +3.6% 0% $10,037,627
AMERIPRISE FINANCIAL INC 2.4% 381,555 +0.92% 0% $9,924,246
STATE STREET CORP 2.1% 336,797 -3.7% 0% $8,760,090
HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC 1.7% 270,166 -1.1% 0.02% $7,027,018
MORGAN STANLEY 1.6% 262,195 +13% 0% $6,819,726
HEARTLAND ADVISORS INC 1.2% 199,570 0.28% $5,190,816
TWO SIGMA INVESTMENTS, LP 0.87% 139,667 +13% 0.01% $3,632,739
CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.81% 129,013 -0.07% 0% $3,355,628
KENNEDY CAPITAL MANAGEMENT LLC 0.76% 121,048 -0.62% 0.07% $3,148,458
AQR CAPITAL MANAGEMENT LLC 0.74% 118,137 +9.3% 0% $3,072,745
ACADIAN ASSET MANAGEMENT LLC 0.74% 118,050 +4.7% 0.01% $3,069,000
NORTHERN TRUST CORP 0.73% 117,329 -5.5% 0% $3,051,728
Westmount Partners, LLC 0.72% 114,559 0.75% $2,979,680
TWO SIGMA ADVISERS, LP 0.69% 110,964 +16% 0.01% $2,886,174
Bank of Marin 0.65% 104,046 +365% 1.9% $2,706,236
PRUDENTIAL FINANCIAL INC 0.61% 97,502 -0.08% 0% $2,536,027
RENAISSANCE TECHNOLOGIES LLC 0.6% 95,292 -8.3% 0% $2,478,545
Bank of New York Mellon Corp 0.45% 72,545 -0.62% 0% $1,886,908

Institutional Holders of Bank of Marin Bancorp - Common Stock (BMRC) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2026 Q1 706,781 $18,123,491 +$4,678,968 $25.63 34
2025 Q4 10,123,019 $263,301,581 -$1,936,622 $26.01 131
2025 Q3 10,239,253 $248,608,442 +$9,309,933 $24.28 135
2025 Q2 9,895,336 $226,027,255 -$2,001,676 $22.84 116
2025 Q1 9,603,757 $211,907,770 +$7,231,066 $22.07 120
2024 Q4 9,268,431 $220,248,235 +$9,061,758 $23.77 115
2024 Q3 8,867,798 $178,137,155 +$1,294,381 $20.09 105
2024 Q2 8,957,835 $145,116,370 +$7,669,355 $16.19 94
2024 Q1 8,445,821 $141,583,526 -$1,751,295 $16.77 101
2023 Q4 8,461,723 $186,327,655 +$1,387,276 $22.02 96
2023 Q3 8,416,008 $153,846,092 +$3,043,411 $18.28 93
2023 Q2 8,255,078 $145,867,549 -$4,899,248 $17.67 93
2023 Q1 8,410,806 $184,143,532 +$5,376,950 $21.89 97
2022 Q4 7,910,293 $260,089,130 +$2,146,636 $32.88 97
2022 Q3 7,831,695 $234,554,040 -$1,792,266 $29.95 94
2022 Q2 8,054,617 $255,971,096 +$9,885,701 $31.78 92
2022 Q1 7,605,437 $266,734,652 +$63,775 $35.07 99
2021 Q4 7,598,005 $282,778,037 -$2,862,532 $37.23 96
2021 Q3 7,669,004 $289,361,160 +$56,403,044 $37.75 97
2021 Q2 6,208,479 $198,071,753 +$8,716,832 $31.90 95
2021 Q1 5,898,138 $231,057,956 -$5,045,710 $39.16 91
2020 Q4 6,043,820 $207,579,461 +$573,052 $34.34 91
2020 Q3 6,028,950 $174,687,027 -$3,783,982 $28.96 91
2020 Q2 6,144,617 $204,332,706 +$10,151,994 $33.33 95
2020 Q1 5,844,675 $175,401,010 -$11,600,643 $30.00 87
2019 Q4 6,100,700 $274,257,771 -$4,247,162 $45.05 96
2019 Q3 6,021,906 $250,201,819 -$6,508,967 $41.49 96
2019 Q2 6,175,525 $253,422,246 +$15,558,170 $41.02 101
2019 Q1 5,860,280 $238,612,573 -$3,942,406 $40.69 107
2018 Q4 5,949,393 $245,512,868 +$116,576,568 $41.24 102
2018 Q3 3,064,571 $257,089,592 -$4,355,404 $83.90 105
2018 Q2 3,117,285 $251,975,760 +$7,461,798 $80.85 105
2018 Q1 3,042,519 $209,777,146 +$8,836,337 $68.95 99
2017 Q4 2,915,550 $198,257,476 +$14,167,015 $68.00 99
2017 Q3 2,668,842 $182,809,077 +$4,270,931 $68.49 91
2017 Q2 2,614,968 $160,943,203 +$4,253,515 $61.55 89
2017 Q1 2,544,749 $163,778,825 +$29,031,159 $64.35 86
2016 Q4 2,556,031 $178,272,855 +$7,712,358 $69.75 89
2016 Q3 2,422,028 $120,448,665 +$2,139,670 $49.73 81
2016 Q2 2,379,447 $115,093,566 -$3,129,916 $48.37 83
2016 Q1 2,434,824 $119,897,000 -$2,165,563 $49.22 76
2015 Q4 2,473,911 $132,107,919 +$3,041,262 $53.40 73
2015 Q3 2,426,625 $116,552,955 -$2,916,669 $47.99 74
2015 Q2 2,483,209 $126,286,860 +$1,253,397 $50.87 81
2015 Q1 2,458,681 $125,124,068 -$5,007,183 $50.90 78
2014 Q4 2,554,261 $134,276,622 +$1,796,193 $52.58 83
2014 Q3 2,529,427 $116,083,048 +$3,061,552 $45.89 81
2014 Q2 2,462,776 $112,274,890 +$3,361,800 $45.59 79
2014 Q1 2,388,863 $107,613,685 +$863,109 $45.05 77
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