Quick Takeaways
- WELLINGTON MANAGEMENT GROUP LLP filed SCHEDULE 13G/A for Bank of Marin Bancorp Common Stock (BMRC).
- Disclosed ownership: 3.9%.
- Date of event: 31 Mar 2026.
WELLINGTON MANAGEMENT GROUP LLP - 31 Mar 2026 SCHEDULE 13G/A Report for Bank of Marin Bancorp Common Stock (BMRC)
- Filing Manager
- WELLINGTON MANAGEMENT GROUP LLP
- Reporting Manager
- Wellington Management Group LLP
- Security
- Bank of Marin Bancorp Common Stock
- Symbol
- BMRC
- Shares outstanding
- 16,205,128 shares
- Disclosed Ownership
- 632,000 shares
- Ownership
- 3.9%
- Form type
- SCHEDULE 13G/A
- Filing time
- 15 May 2026, 07:48:20 UTC
- Date of event
- 31 Mar 2026
- Previous filing
- 12 Nov 2025
- SEC
- View on sec.gov
Quoteable Key Fact
"WELLINGTON MANAGEMENT GROUP LLP disclosed 3.9% ownership in Bank of Marin Bancorp Common Stock (BMRC) on 31 Mar 2026."
What Changed
- Previous schedule filing date: 12 Nov 2025.
- Current filing was accepted on 15 May 2026, 07:48.
Why This Matters
- This page explains what this Schedule 13D/13G filing tells you before manager-level rows.
- You can verify ownership claims directly against the original SEC filing.
Source Evidence
Backed by Schedule 13D/13G
See Original Filing
Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.
Reporting Managers (3)
| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| Wellington Management Group LLP | 3.9% | 632,000 | 0 | 632,000 | Matthew Revell | Compliance Manager | |
| Wellington Group Holdings LLP | 3.9% | 632,000 | 0 | 632,000 | Matthew Revell | Compliance Manager | |
| Wellington Investment Advisors Holdings LLP | 3.9% | 632,000 | 0 | 632,000 | Matthew Revell | Compliance Manager |