Who Owns Bank of Marin Bancorp (BMRC)?Hedge Fund & Institutional Holders

$23.81-0.16 (-0.67%)Financial ServicesNASDAQ

Institutional Holders

50

as of Q4 2025

Total Institutional Value

$2.3000191661900015e+187T

% of Float Held

6.424978183674355e+269%

QoQ Change in Holders

+14 / -1

Price History

$19.26$21.43$23.61$25.78$27.95Sep 24Jun 25Mar 26

BMRC — Biggest New Institutional Buyers This Quarter

FundActionShares AddedValue Added
HEARTLAND ADVISORS INCNew Position+200K+$5.2M
Westmount Partners, LLCNew Position+115K+$3.0M
Bank of MarinNew Position+104K+$2.7M
Perigon Wealth Management, LLCNew Position+61K+$1.6M
Bank of New York Mellon CorpNew Position+73K+$1.0M
Private Wealth Partners, LLCNew Position+37K+$961K
SummerHaven Investment Management, LLCNew Position+33K+$856K
CALDWELL SUTTER CAPITAL, INC.New Position+20K+$530K
State of WyomingNew Position+16K+$413K
ACADIAN ASSET MANAGEMENT LLCIncreased+5K+$264K
LODESTAR PRIVATE ASSET MANAGEMENT LLCNew Position+9K+$240K
Ballentine Partners, LLCNew Position+9K+$225K
CWM, LLCNew Position+7K+$171K
SG Americas Securities, LLCNew Position+4K+$115K
Versant Capital Management, IncNew Position+2K+$40K

BMRC — Institutions Reducing or Closing Positions

FundActionShares SoldValue Sold
BlackRock, Inc.Decreased-6K-$34.6B
WELLINGTON MANAGEMENT GROUP LLPDecreased-21K-$22.9B
DIMENSIONAL FUND ADVISORS LPDecreased-17K-$19.1B
ALLIANCEBERNSTEIN L.P.Decreased-14K-$16.3B
MANUFACTURERS LIFE INSURANCE COMPANY, THEDecreased-3K-$11.0B
STATE STREET CORPDecreased-13K-$8.5B
HOTCHKIS & WILEY CAPITAL MANAGEMENT LLCDecreased-3K-$6.6B
Fourthstone LLCDecreased-213K-$5.4B
UBS Group AGDecreased-127K-$4.0B
CHARLES SCHWAB INVESTMENT MANAGEMENT INCDecreased-95-$3.1B
NORTHERN TRUST CORPDecreased-7K-$3.0B
KENNEDY CAPITAL MANAGEMENT LLCDecreased-753-$3.0B
Elizabeth Park Capital Advisors, Ltd.Closed Position-111K-$2.7B
RENAISSANCE TECHNOLOGIES LLCDecreased-9K-$2.5B
BRIDGEWAY CAPITAL MANAGEMENT, LLCDecreased-66K-$2.5B

Top Institutional Holders(Q4 2025)

#FundSharesValue% of PortfolioType
1WELLINGTON MANAGEMENT GROUP LLP922,642$23.0M0.00%Share
2VANGUARD GROUP INC736,871$19.2M0.00%Share
3DIMENSIONAL FUND ADVISORS LP751,249$19.0M0.00%Share
4ALLIANCEBERNSTEIN L.P.659,962$17.0M0.01%Share
5BlackRock, Inc.598,325$15.0M0.00%Share
6HoldCo Asset Management, LP504,411$13.1M0.99%Share
7BlackRock, Inc.501,803$13.0M0.00%Share
8MANUFACTURERS LIFE INSURANCE COMPANY, THE450,054$11.0M0.01%Share
9AMERIPRISE FINANCIAL INC380,047$9.0M0.00%Share
10GEODE CAPITAL MANAGEMENT, LLC333,517$8.0M0.00%Share
11STATE STREET CORP336,797$8.0M0.00%Share
12HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC270,166$7.0M0.02%Share
13HEARTLAND ADVISORS INC199,570$5.2M0.28%Share
14KENNEDY CAPITAL MANAGEMENT LLC121,048$3.1M0.07%Share
15ACADIAN ASSET MANAGEMENT LLC118,050$3.0M0.00%Share
16BlackRock, Inc.117,109$3.0M0.00%Share
17MORGAN STANLEY149,988$3.0M0.00%Share
18TWO SIGMA INVESTMENTS, LP139,667$3.0M0.00%Share
19CHARLES SCHWAB INVESTMENT MANAGEMENT INC129,013$3.0M0.00%Share
20Westmount Partners, LLC114,559$3.0M0.74%Share
21Bank of Marin104,046$2.7M1.87%Share
22VANGUARD GROUP INC99,791$2.6M0.00%Share
23NORTHERN TRUST CORP112,756$2.0M0.00%Share
24AQR CAPITAL MANAGEMENT LLC113,345$2.0M0.00%Share
25RENAISSANCE TECHNOLOGIES LLC95,292$2.0M0.00%Share
26TWO SIGMA ADVISERS, LP110,964$2.0M0.00%Share
27BlackRock, Inc.100,377$2.0M0.00%Share
28Perigon Wealth Management, LLC61,299$1.6M0.03%Share
29Bank of New York Mellon Corp47,103$1.0M0.00%Share
30BARCLAYS PLC47,488$1.0M0.00%Share
31Quantinno Capital Management LP49,334$1.0M0.00%Share
32Creative Planning61,995$1.0M0.00%Share
33PRUDENTIAL FINANCIAL INC76,802$1.0M0.00%Share
34Fisher Asset Management, LLC52,427$1.0M0.00%Share
35GEODE CAPITAL MANAGEMENT, LLC52,310$1.0M0.00%Share
36AMERICAN CENTURY COMPANIES INC39,008$1.0M0.00%Share
37MORGAN STANLEY39,644$1.0M0.00%Share
38BlackRock, Inc.54,509$1.0M0.00%Share
39BlackRock, Inc.48,814$1.0M0.00%Share
40Private Wealth Partners, LLC36,983$961K0.07%Share
41Trexquant Investment LP36,663$953K0.01%Share
42SummerHaven Investment Management, LLC32,919$856K0.49%Share
43UBS Group AG32,139$835K0.00%Share
44Freestone Capital Holdings, LLC23,258$604K0.02%Share
45CALDWELL SUTTER CAPITAL, INC.20,390$530K0.22%Share
46Bridge City Capital, LLC16,422$427K0.13%Share
47State of Wyoming15,885$413K0.05%Share
48Invesco Ltd.14,152$368K0.00%Share
49FIDUCIARY FINANCIAL GROUP, LLC14,069$365K0.05%Share
50OCCUDO QUANTITATIVE STRATEGIES LP12,237$318K0.02%Share

BMRC Institutional Ownership History

QuarterHoldersTotal ValueChange
Q4 2025133$226.3M+28
Q3 2025105$238.2B+4
Q2 2025101$181.8B-23
Q1 2025124$207.3B+11
Q4 2024113$2.8T+20
Q3 202493$135.4T+11
Q2 202482$76.0T-2
Q1 202484$76.3T—

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As of Q4 2025, 50 institutional investors hold BMRC (Bank of Marin Bancorp). The largest holder is WELLINGTON MANAGEMENT GROUP LLP with $23.0M in shares. This quarter, 14 institutions opened new positions and 1 closed their positions.

Frequently Asked Questions

How many hedge funds own BMRC?

As of Q4 2025, 50 institutional investors report holding BMRC (Bank of Marin Bancorp) in their 13F filings.

Who is the largest institutional holder of BMRC?

The largest institutional holder of BMRC is WELLINGTON MANAGEMENT GROUP LLP with $23.0M in shares.

Is institutional ownership of BMRC increasing or decreasing?

This quarter, 14 institutions opened new positions in BMRC and 1 closed their positions.