BMRC
Bank of Marin Bancorp · Financial Services · Banks - Regional
Momentum inputs (comparable managers):
holder breadth -28.6% ·
share flow -15.2% ·
net new positions -20.0%
· formula
Broad distribution: falling shares and fewer holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q3 2024
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q3 2026 | 1 | 0 | 13.20K | $358,346 | n/a | n/a |
| Q2 2026 | 63 | +3 | 8.24M | $226.85M | +6 | −3 |
| Q1 2026 | 62 | 0 | 8.32M | $213.41M | +4 | −4 |
| Q4 2025 | 62 | +2 | 8.31M | $216.12M | +2 | n/a |
| Q3 2025 | 14 | -1 | 4.62M | $112.25M | n/a | −1 |
| Q2 2025 | 12 | 0 | 3.68M | $84.12M | n/a | n/a |
| Q1 2025 | 9 | +3 | 1.07M | $23.68M | +3 | n/a |
| Q4 2024 | 6 | 0 | 1.01M | $23.98M | n/a | n/a |
| Q3 2024 | 5 | -2 | 702.79K | $14.12M | n/a | −2 |
| Q2 2024 | 7 | n/a | 829.02K | $13.42M | n/a | n/a |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Geode Capital Management ✦ (passive) | 362.38K | +1.8% | $7.28M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 2 | Renaissance Technologies ✦ | 160.48K | +6.8% | $3.22M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 3 | Citadel Advisors ✦ | 105.46K | -27.6% | $2.12M | 0.0% | ▼ Trim | 2 | SEC ↗ ×2 |
| 4 | Two Sigma Investments ✦ | 47.10K | -21.2% | $946,179 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 5 | AQR Capital Management ✦ | 27.38K | -37.5% | $550,004 | 0.0% | ▼ Trim | 2 | SEC ↗ ×3 |
“Their weight” = the position's share of that manager's reported 13F equity value: the conviction measure. ✦ = curated manager.
New buyers
| No new tracked buyers this quarter. |
Exited
| D. E. Shaw & Co. | $690,164 | was 0.0% |
| Millennium Management | $503,817 | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 138 holders, 10.53M shares, $266.47M reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
What else this security's tracked holders most often hold: shared-ownership counts, not fundamental relationships.