Bank of Marin Bancorp
BMRC
142 hedge funds and large institutions have $300M invested in Bank of Marin Bancorp in 2026 Q2 according to their latest regulatory filings, with 18 funds opening new positions, 55 increasing their positions, 34 reducing their positions, and 12 closing their positions.
167% more call options, than puts
Call options by funds: $8K | Put options by funds: $3K
62% more repeat investments, than reductions
Existing positions increased: 55 | Existing positions reduced: 34
50% more first-time investments, than exits
New positions opened: 18 | Existing positions closed: 12
11% more capital invested
Capital invested by funds: $270M → $300M (+$29.5M)
1.79% more ownership
Funds ownership: 65.34% → 67.14% (+1.8%)
1% more funds holding
Funds holding: 140 → 142 (+2)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
AU
Algebris (UK)
London,
United Kingdom
|
+$5.68M |
| 2 |
BlackRock
New York
|
+$5.18M |
| 3 |
Qube Research & Technologies (QRT)
London,
United Kingdom
|
+$2.75M |
| 4 |
Two Sigma Investments
New York
|
+$2.48M |
| 5 |
AG
Algert Global
San Francisco,
California
|
+$2.42M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Wellington Management Group
Boston,
Massachusetts
|
-$16.2M |
| 2 |
UBS Group
Zurich,
Switzerland
|
-$4.59M |
| 3 |
Dimensional Fund Advisors
Austin,
Texas
|
-$3.2M |
| 4 |
Acadian Asset Management
Boston,
Massachusetts
|
-$2.22M |
| 5 |
Prudential Financial
Newark,
New Jersey
|
-$1.47M |
BMRC Hedge Fund Activity: Q2 2026 in Review
142 of the 8,316 institutional investors tracked by Wall St. Rank reported a position in Bank of Marin Bancorp (BMRC) for Q2 2026, worth a combined $300M — up 11% from $270M a quarter earlier.
Buyers outnumbered sellers: 18 funds opened new BMRC positions and 12 closed out — a net gain of 6 holders — while 55 added to existing stakes and 34 trimmed.
The largest buyer was Algebris (UK), adding an estimated $5.68M. The largest seller was Wellington Management Group, exiting entirely with an estimated $16.2M sold.
- 142 institutional investors held Bank of Marin Bancorp (BMRC) as of Q2 2026, up from 140 in Q1 2026.
- Funds reported $300M of Bank of Marin Bancorp stock for Q2 2026, up 11% quarter-over-quarter.
- 18 funds opened new Bank of Marin Bancorp positions in Q2 2026 and 12 closed out, a net change of +6 holders.
- The largest Bank of Marin Bancorp buyer in Q2 2026 was Algebris (UK), an estimated $5.68M added.
- The largest Bank of Marin Bancorp seller in Q2 2026 was Wellington Management Group, an estimated $16.2M sold.
Based on aggregated 13F filings for Q2 2026.