Company profile
Bank of Marin Bancorp Insider Trading
BMRCEvery SEC Form 4 insider trading filing for Bank of Marin Bancorp (BMRC) since April 2023: open-market buys and sells by directors and officers, option exercises, and cluster activity, updated as each filing is reported to the SEC. Why 2023?
- Exchange
- Nasdaq
- Sector
- State Commercial Banks
- CIK
- 0001403475
- Filings
- 163
- Insiders
- 23
- Last filing
- 2026-07-31
Activity summary
No insider transactions in the last 30 days. The most recent was on July 31, 2026, when David A Bloom sold 604 shares. 163 filings from 23 insiders are on record below.
Three year balance
Buy and sell value by quarter, Q4 23 to Q3 26. Bank of Marin Bancorp insiders are net sellers across the period shown.
Bars below the rule are sales, above are purchases. Largest quarter on the chart is $126K.
90 day insight
Over the last 90 days, Bank of Marin Bancorp insiders bought $5K (1 transaction) and sold $18K (1 transaction).
- Most active insider: Nicolas C Anderson with 2 transactions totaling $30K.
- Largest single sale: $18K by David A Bloom on Jul 31, 2026.
Activity is mixed: buys and sales are roughly balanced.
Insider Transactions
Sourced from SEC EDGAR Form 4 filings. Updated hourly.
| Date | Insider | Company | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Jul 31, 2026 | David A Bloom | BMRC | Tax Withholding | 604 | $29.16 | $18K |
| Jul 30, 2026 | Nicolas C Anderson | BMRC | Purchase | 175 | $28.88 | $5K |
| Jul 1, 2026 | Nicolas C Anderson | BMRC | J | 849 | $28.94 | $25K |
| Jul 1, 2026 | Russell A Colombo | BMRC | J | 849 | $28.94 | $25K |
| Jul 1, 2026 | Charles D Fite | BMRC | J | 849 | $28.94 | $25K |
45 more transactions hidden
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-H "X-Api-Key: $KEY"Top insiders
By total value filed.
Institutional Ownership
Top 13F-HR holders of Bank of Marin Bancorp as of 2026-06-30
Data source: quarterly 13F-HR filings: institutional holders report positions within 45 days of quarter end. Joined with insider activity above: see who's loading up institutionally while insiders are trading. Full 13F-HR API →