Bank of Marin reported 79 positions worth $74.56M for the quarter ended Jun 30, 2026, up 3.3% on the prior quarter. It opened 7 new positions, added to 13, trimmed 45 and exited 8. Its largest holding is Microsoft Corp at 8.1% of the portfolio.
Reported 13F market value at each quarter end. A change mixes trading with price moves in the positions held.
Dollar value of shares bought and sold each quarter, at that quarter’s price. It counts trading only, not price changes.
How many positions were opened, added to, trimmed or closed each quarter.
Share of reported value in each sector at every quarter end.
| Holding | Change | Change % | Trade Value | Weight |
|---|---|---|---|---|
| HONA Honeywell Aerospace Inc. | +1,817 | – | $401.70K | 0.539% |
| BRK-B Berkshire Hathaway Inc | +755 | +21.0% | $377.79K | 2.91% |
| CROX Crocs, Inc. | +3,064 | – | $369.64K | 0.496% |
| MU Micron Technology Inc | +296 | – | $341.67K | 0.458% |
| CF CF Industries Holdings, Inc. | +3,127 | – | $338.53K | 0.454% |
| ALC Alcon Inc | +5,017 | – | $336.64K | 0.452% |
| LPLA LPL Financial Holdings Inc. | +1,124 | – | $316.61K | 0.425% |
| DHR Danaher Corp | +1,506 | +20.5% | $286.86K | 2.27% |
| QXO QXO, Inc. | +16.2K | – | $280.20K | 0.376% |
| THC Tenet Healthcare Corp | +834 | +64.9% | $156.02K | 0.532% |
| Holding | Change | Change % | Trade Value | Weight |
|---|---|---|---|---|
| AAPL Apple Inc. | -11.2K | -41.2% | $3.23M | 6.18% |
| ARM Arm Holdings Plc | -1,570 | -27.2% | $556.67K | 2% |
| APD Air Products & Chemicals, Inc. | -1,572 | -100.0% | $456.65K | Exited |
| INTU Intuit Inc. | -974 | -100.0% | $421.14K | Exited |
| GLDM World Gold Trust | -5,209 | -53.9% | $413.70K | 0.474% |
| MKL Markel Group Inc. | -155 | -100.0% | $296.68K | Exited |
| WMT Walmart Inc. | -2,285 | -100.0% | $283.98K | Exited |
| VG Venture Global, Inc. | -17.5K | -100.0% | $275.11K | Exited |
| RTX RTX Corp | -1,200 | -100.0% | $231.48K | Exited |
| VRT Vertiv Holdings Co | -921 | -100.0% | $230.78K | Exited |
| Holding | Shares | Trade Value | Weight |
|---|---|---|---|
| HONA Honeywell Aerospace Inc. | +1,817 | $401.70K | 0.539% |
| CROX Crocs, Inc. | +3,064 | $369.64K | 0.496% |
| MU Micron Technology Inc | +296 | $341.67K | 0.458% |
| CF CF Industries Holdings, Inc. | +3,127 | $338.53K | 0.454% |
| ALC Alcon Inc | +5,017 | $336.64K | 0.452% |
| LPLA LPL Financial Holdings Inc. | +1,124 | $316.61K | 0.425% |
| QXO QXO, Inc. | +16.2K | $280.20K | 0.376% |
| Holding | Shares Sold | Trade Value | Prior Weight |
|---|---|---|---|
| APD Air Products & Chemicals, Inc. | -1,572 | $456.65K | 0.633% |
| INTU Intuit Inc. | -974 | $421.14K | 0.584% |
| MKL Markel Group Inc. | -155 | $296.68K | 0.411% |
| WMT Walmart Inc. | -2,285 | $283.98K | 0.394% |
| VG Venture Global, Inc. | -17.5K | $275.11K | 0.381% |
| RTX RTX Corp | -1,200 | $231.48K | 0.321% |
| VRT Vertiv Holdings Co | -921 | $230.78K | 0.32% |
| ABT Abbott Laboratories | -2,071 | $212.63K | 0.295% |
| # | Activity | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | MSFT Microsoft Corp | Technology | 16.2K | $6.04M | 8.1% | -556 | -3.3% | Reduced | 0% |
| 2 | GOOGL Alphabet Inc. | Technology | 12.9K | $4.62M | 6.2% | -566 | -4.2% | Reduced | 0% |
| 3 | AAPL Apple Inc. | Technology | 15.9K | $4.60M | 6.18% | -11.2K | -41.2% | Reduced | 0% |
| 4 | NVDA Nvidia Corp | Technology | 22.0K | $4.40M | 5.91% | +536 | +2.5% | Added | 0% |
| 5 | AMZN Amazon Com Inc | Consumer Discretionary | 13.8K | $3.28M | 4.4% | -894 | -6.1% | Reduced | 0% |
| 6 | AMD Advanced Micro Devices Inc | Technology | 5,266 | $3.06M | 4.1% | -386 | -6.8% | Reduced | 0% |
| 7 | BMRC Bank of Marin Bancorp | Financial Services | 97.0K | $2.69M | 3.61% | 0 | 0.0% | Unchanged | 0.6% |
| 8 | COST Costco Wholesale Corp | Consumer Staples | 2,670 | $2.50M | 3.35% | -180 | -6.3% | Reduced | 0% |
| 9 | BRK-B Berkshire Hathaway Inc | Financial Services | 4,342 | $2.17M | 2.91% | +755 | +21.0% | Added | 0% |
| 10 | ANET Arista Networks, Inc. | Technology | 10.1K | $1.72M | 2.31% | -1,015 | -9.1% | Reduced | 0% |
| 11 | DHR Danaher Corp | Healthcare | 8,866 | $1.69M | 2.27% | +1,506 | +20.5% | Added | 0% |
| 12 | V Visa Inc. | Financial Services | 4,634 | $1.59M | 2.13% | +12 | +0.3% | Added | 0% |
| 13 | LLY ELI LILLY & Co | Healthcare | 1,292 | $1.55M | 2.08% | -127 | -8.9% | Reduced | 0% |
| 14 | ARM Arm Holdings Plc | Technology | 4,205 | $1.49M | 2% | -1,570 | -27.2% | Reduced | 0% |
| 15 | BAC Bank Of America Corp | Financial Services | 23.1K | $1.31M | 1.76% | -1,200 | -4.9% | Reduced | 0% |
Tip. Select a row to see that position’s full history at Bank of Marin.
As of its Q2 2026 13F filing, Bank of Marin’s five largest positions were Microsoft Corp (MSFT) at 8.1%, Alphabet Inc. (GOOGL) at 6.2%, Apple Inc. (AAPL) at 6.2%, Nvidia Corp (NVDA) at 5.9%, Amazon Com Inc (AMZN) at 4.4% of the reported portfolio.
Bank of Marin reported a 13F portfolio worth $74.56M across 79 positions for Q2 2026. That is up 3.3% from the previous quarter.
Its largest purchases by value were Honeywell Aerospace Inc. ($401.70K), Berkshire Hathaway Inc ($377.79K), Crocs, Inc. ($369.64K). It opened 7 new positions.
Its largest sales by value were Apple Inc. ($3.23M), Arm Holdings Plc ($556.67K), Air Products & Chemicals, Inc. ($456.65K). It exited 8 positions entirely.
From the Form 13F-HR reports Bank of Marin files with the SEC each quarter, within 45 days of quarter end. A 13F lists long positions in US-listed equities and options; it excludes short positions, cash, bonds and most non-US holdings.
13F data reflects long positions in US-listed equities and options as reported to the SEC up to 45 days after quarter end. It excludes short positions, cash, bonds and most non-US securities, so it is not a complete picture of a manager’s assets.