Bank of Marin Bancorp Ownership | Who Owns Bank of Marin Bancorp?
Bank of Marin Bancorp Ownership Summary
Bank of Marin Bancorp is owned by 69.11% institutional investors, 4.67% insiders, and 26.22% retail investors. Blackrock funding, inc. /de is the largest institutional shareholder, holding 10.05% of BMRC shares. Vanguard MStar Total Stk Mkt Idx Invest is the top mutual fund, with 2.90% of its assets in Bank of Marin Bancorp shares.
BMRC Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Bank of Marin Bancorp | 69.11% | 4.67% | 26.22% |
| Sector | Financial Services Stocks | 493.55% | 13.79% | -407.34% |
| Industry | Regional Banks Stocks | 56.79% | 12.57% | 30.64% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Blackrock funding, inc. /de | 1.60M | 10.05% | $44.33M |
| Blackrock | 1.61M | 10.03% | $26.11M |
| Vanguard group | 843.18K | 5.30% | $21.93M |
| Dimensional fund advisors lp | 680.24K | 4.27% | $18.84M |
| Vanguard capital management | 657.94K | 4.13% | $18.22M |
| Alliancebernstein | 613.72K | 3.85% | $15.73M |
| Holdco asset management, lp | 504.41K | 3.17% | $13.97M |
| Manufacturers life insurance company, the | 456.40K | 2.87% | $12.64M |
| Ameriprise financial | 420.47K | 2.64% | $11.65M |
| Geode capital management | 413.17K | 2.59% | $11.45M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Pmc fig opportunities | 70.96K | 3.14% | $1.97M |
| Elizabeth park capital advisors | 110.51K | 2.17% | $2.68M |
| Bank of marin | 97.05K | 1.87% | $2.69M |
| Holdco asset management, lp | 504.41K | 0.90% | $13.97M |
| Westmount partners | 115.48K | 0.70% | $3.20M |
| Algebris (uk) | 293.04K | 0.53% | $8.09M |
| Summerhaven investment management | 28.61K | 0.42% | $792.47K |
| Heartland advisors | 325.51K | 0.40% | $9.02M |
| Caldwell sutter capital | 20.39K | 0.21% | $564.80K |
| Wulff, hansen | 8.54K | 0.18% | $236.61K |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Algebris (uk) | 293.04K | 0.53% | 217.72K |
| Blackrock funding, inc. /de | 1.60M | 0.00% | 198.45K |
| Blackrock | 1.61M | 0.00% | 183.69K |
| Sixth street partners management company | 137.43K | 0.00% | 137.43K |
| Qube research | 183.33K | 0.00% | 105.24K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Wellington management group llp | - | - | -632.00K |
| North reef capital management lp | - | - | -600.00K |
| Proshare advisors | - | - | -381.02K |
| Ubs group | 23.62K | 0.00% | -176.06K |
| Basswood capital management | - | - | -165.75K |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Sixth street partners management company | 137.43K | 0.00% | 137.43K | $3.81M |
| Algert global | 92.92K | 0.03% | 92.92K | $2.57M |
| Boothbay fund management | 79.09K | 0.03% | 79.09K | $2.19M |
| Marshall wace, llp | 72.26K | 0.00% | 72.26K | $2.00M |
| Pmc fig opportunities | 70.96K | 3.14% | 70.96K | $1.97M |
Sold Out
| Holder | Change |
|---|---|
| Clearstead advisors | -7.00 |
| Stephens consulting | -15.00 |
| Lindbrook capital | -15.00 |
| Rise advisors | -20.00 |
| Voisard asset management group | -21.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Jun 30, 2026 | 141 | 1.44% | 11,006,262 | 4.45% | 69 | 1.57% | 74 | 19.35% | 33 | -31.25% |
| Mar 31, 2026 | 57 | -56.82% | 2,854,194 | -71.87% | 17 | 0.44% | 24 | -54.72% | 15 | -65.91% |
| Dec 31, 2025 | 93 | -31.62% | 6,814,253 | -33.57% | 42 | 1.04% | 35 | -48.53% | 26 | -27.78% |
| Sep 30, 2025 | 132 | 12.82% | 10,251,478 | 3.60% | 64 | 1.67% | 65 | 6.56% | 35 | -10.26% |
| Jun 30, 2025 | 117 | -4.88% | 9,895,343 | 3.03% | 61 | 1.71% | 61 | 5.17% | 39 | - |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| Vanguard MStar Total Stk Mkt Idx Invest | 470.34K | 2.90% | 13.83K |
| Vanguard US Total Market Shares ETF | 456.57K | 2.83% | - |
| Vanguard Morn Total Stk Mkt Idx Investor | 456.51K | 2.82% | 2.37K |
| Vanguard Total Stock Mkt Idx Inv | 456.51K | 2.82% | 2.37K |
| iShares Russell 2000 ETF | 403.86K | 2.50% | -7.20K |
| Heartland Value Strategy | 300.00K | 1.85% | 50.00K |
| Heartland Value Investor | 300.00K | 1.85% | - |
| Algebris Financial Equity BM EUR Acc | 291.32K | 1.80% | -337.00 |
| Columbia Small Cap Value Discv A | 277.17K | 1.71% | 9.10K |
| Columbia Small Cap Value Discovery Fund | 268.07K | 1.66% | 8.00K |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Jul 30, 2026 | Anderson Nicolas C | - | Buy | $5.05K |
| Apr 30, 2026 | Anderson Nicolas C | - | Buy | $5.14K |
| Dec 01, 2023 | McDevitt Jr William H | - | Sell | $60.31K |
| Dec 01, 2023 | McDevitt Jr William H | - | Sell | $59.98K |
| May 23, 2023 | Stewart Misako | EVP, Chief Credit Officer | Buy | $18.45K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2026 Q3 | 1 | - |
| 2026 Q2 | 1 | - |
| 2026 Q1 | - | - |
| 2025 Q3 | - | - |
| 2025 Q2 | - | - |
BMRC Ownership FAQ
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