Bank of Marin Bancorp
BMRC
140 hedge funds and large institutions have $270M invested in Bank of Marin Bancorp in 2026 Q1 according to their latest regulatory filings, with 20 funds opening new positions, 43 increasing their positions, 47 reducing their positions, and 11 closing their positions.
333% more call options, than puts
Call options by funds: $13K | Put options by funds: $3K
82% more first-time investments, than exits
New positions opened: 20 | Existing positions closed: 11
5% more funds holding
Funds holding: 133 → 140 (+7)
2.44% more ownership
Funds ownership: 62.9% → 65.34% (+2.4%)
3% more capital invested
Capital invested by funds: $263M → $270M (+$7.01M)
9% less repeat investments, than reductions
Existing positions increased: 43 | Existing positions reduced: 47
Top Buyers
| 1 |
UBS Group
Zurich,
Switzerland
|
+$4.15M |
| 2 |
Two Sigma Investments
New York
|
+$3.29M |
| 3 |
Citadel Advisors
Miami,
Florida
|
+$3.01M |
| 4 |
Los Angeles Capital Management
Los Angeles,
California
|
+$2.35M |
| 5 |
AU
Algebris (UK)
London,
United Kingdom
|
+$1.95M |
Top Sellers
| 1 |
Wellington Management Group
Boston,
Massachusetts
|
-$7.54M |
| 2 |
Raymond James Financial
St Petersburg,
Florida
|
-$1.18M |
| 3 |
AllianceBernstein
Nashville,
Tennessee
|
-$958K |
| 4 |
Morgan Stanley
New York
|
-$565K |
| 5 |
Barclays
London,
United Kingdom
|
-$521K |
BMRC Hedge Fund Activity: Q1 2026 in Review
140 of the 8,125 institutional investors tracked by Wall St. Rank reported a position in Bank of Marin Bancorp (BMRC) for Q1 2026, worth a combined $270M — up 2.7% from $263M a quarter earlier.
Buyers outnumbered sellers: 20 funds opened new BMRC positions and 11 closed out — a net gain of 9 holders — while 43 added to existing stakes and 47 trimmed.
The largest buyer was UBS Group, adding an estimated $4.15M. The largest seller was Wellington Management Group, cutting an estimated $7.54M.
- 140 institutional investors held Bank of Marin Bancorp (BMRC) as of Q1 2026, up from 133 in Q4 2025.
- Funds reported $270M of Bank of Marin Bancorp stock for Q1 2026, up 2.7% quarter-over-quarter.
- 20 funds opened new Bank of Marin Bancorp positions in Q1 2026 and 11 closed out, a net change of +9 holders.
- The largest Bank of Marin Bancorp buyer in Q1 2026 was UBS Group, an estimated $4.15M added.
- The largest Bank of Marin Bancorp seller in Q1 2026 was Wellington Management Group, an estimated $7.54M sold.
Based on aggregated 13F filings for Q1 2026.