Latest Period
Q2 2026
Security Snapshot
Bank of Marin Bancorp - Common Stock (BMRC) Institutional Ownership
CUSIP: 063425102
13F Institutional Holders and Ownership History from Q1 2014 to Q2 2026
Institutions Reporting
141
Shares (Excl. Options)
10,869,040
Price
$27.70
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- Security type / class
- Equity / Common Stock
- Symbol
- BMRC on Nasdaq
- All holders as of 30 Jun 2026
- Q2 2026
- Total 13F shares
- 10,869,040
- Total 13F value
- $299,793,759
- Portfolio coverage rank
- 0%
- Share change
- +341,372
- Value change
- +$11,073,899
- Number of holders
- 141
- Shares outstanding
- 16,205,128
- SEC-reported price per share
- $28.29
- Insider filing price
- $28.29
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
3 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- BMRC - Bank of Marin Bancorp - Common Stock is tracked under CUSIP 063425102.
- 141 institutions reported positions in Q2 2026.
- 2 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 139 to 141 between Q1 2026 and Q2 2026.
- SEC-reported value moved from $270,322,604 to $299,793,759.
Research use
- 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.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 141 institutions filings for Q2 2026.
Security key
063425102
Latest holder period
Q2 2026
13F holders
141
13D/G owners
2
CIK / CUSIP context first
Open Q2 2026 holders
BMRC full holder history
Bank of Marin Bancorp SEC filings
Bank of Marin Bancorp company facts
Bank of Marin Bancorp insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 063425102:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
2
Security
BMRC
| 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 | 3.9% | -33% | $16,198,160 | -$7,984,616 | 632,000 | -33% | Wellington Management Group LLP | 31 Mar 2026 |
As of 30 Jun 2026, 141 institutional investors reported holding 10,869,040 shares of Bank of Marin Bancorp - Common Stock (BMRC). This represents 67% of the company’s total 16,205,128 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
54%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| BlackRock, Inc. | 9.9% | 1,600,224 | +14% | 0% | $44,326,197 |
| DIMENSIONAL FUND ADVISORS LP | 4.2% | 680,239 | -15% | 0% | $18,842,554 |
| VANGUARD CAPITAL MANAGEMENT LLC | 4.1% | 657,941 | +2.4% | 0% | $18,224,966 |
| ALLIANCEBERNSTEIN L.P. | 3.8% | 613,724 | -1.5% | 0.01% | $15,729,746 |
| HoldCo Asset Management, LP | 3.1% | 504,411 | 0% | 0.9% | $13,972,185 |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE | 2.8% | 456,401 | -0.53% | 0.01% | $12,642,308 |
| AMERIPRISE FINANCIAL INC | 2.6% | 420,473 | +12% | 0% | $11,647,102 |
| GEODE CAPITAL MANAGEMENT, LLC | 2.5% | 413,173 | +5.9% | 0% | $11,447,602 |
| TWO SIGMA INVESTMENTS, LP | 2.2% | 361,575 | +36% | 0.01% | $10,015,627 |
| STATE STREET CORP | 2.1% | 344,314 | +1.3% | 0% | $9,537,498 |
| HEARTLAND ADVISORS INC | 2% | 325,508 | +30% | 0.4% | $9,016,572 |
| ALGEBRIS (UK) LTD | 1.8% | 293,040 | +289% | 0.53% | $8,091,645 |
| MORGAN STANLEY | 1.7% | 271,960 | +13% | 0% | $7,533,295 |
| HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC | 1.6% | 264,196 | +1.4% | 0.02% | $7,318,229 |
| CITADEL ADVISORS LLC | 1.6% | 255,290 | +43% | 0% | $7,071,533 |
| Qube Research & Technologies Ltd | 1.1% | 183,331 | +135% | 0.01% | $5,078,269 |
| AQR CAPITAL MANAGEMENT LLC | 1% | 168,484 | +43% | 0% | $4,667,016 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 0.85% | 137,428 | +9.6% | 0% | $3,806,756 |
| NORTHERN TRUST CORP | 0.83% | 134,145 | +7.2% | 0% | $3,715,817 |
| RENAISSANCE TECHNOLOGIES LLC | 0.82% | 132,381 | +11% | 0.01% | $3,666,954 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 0.77% | 124,798 | +13% | 0% | $3,456,905 |
| KENNEDY CAPITAL MANAGEMENT LLC | 0.75% | 120,894 | -1.9% | 0.06% | $3,348,764 |
| Westmount Partners, LLC | 0.71% | 115,484 | 0% | 0.7% | $3,198,907 |
| VANGUARD FIDUCIARY TRUST CO | 0.65% | 105,638 | -1.1% | 0% | $2,926,173 |
| LOS ANGELES CAPITAL MANAGEMENT LLC | 0.62% | 99,891 | +10% | 0.01% | $2,766,981 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
50
Latest
Q2 2026
Rows shown
1-25 of 50
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q2 | 10,869,040 | $299,793,759 | +$11,073,899 | $27.70 | 141 |
| 2026 Q1 | 10,537,702 | $270,322,604 | +$9,936,472 | $25.63 | 139 |
| 2025 Q4 | 10,123,503 | $263,314,170 | -$1,935,582 | $26.01 | 132 |
| 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 |