Russell A. Colombo - 01 Jul 2026 Form 4 Insider Report for Bank of Marin Bancorp (BMRC)

Reporting relationship: Director
Issuer ticker: BMRC
Reported as of: 01 Jul 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 01 Jul 2026, 18:13:39 UTC
Prior SEC filing: 05 Jan 2026
Source filing: View source filing
Reporting owner signature: /s/ Krissy Meyer, Attorney-in-Fact

Key filing fact

Russell A. Colombo filed Form 4 for Bank of Marin Bancorp (BMRC) on 01 Jul 2026.

Key facts

This page summarizes Russell A. Colombo's Form 4 filing for Bank of Marin Bancorp (BMRC).
1 reported transaction and 6 derivative rows are listed below.
Accepted by SEC: 01 Jul 2026, 18:13.

Change

Previous filing in this sequence was filed on 05 Jan 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001403064 Primary reporting owner

Colombo Russell A

Relationship: Director
Address: 504 REDWOOD BLVD., SUITE 100, NOVATO
Signature: /s/ Krissy Meyer, Attorney-in-Fact
Signature date: 01 Jul 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

BMRC transaction

Common Stock

Other

Transaction value
Shares: +849
Change %: +1.9%
Price: $28.94^*
Shares after: 44,409
Date: 01 Jul 2026
Ownership: As Trustee of Colombo Family Trust
Footnotes: F1

BMRC holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 2,551
Date: 01 Jul 2026
Ownership: Direct

BMRC holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 13,692
Date: 01 Jul 2026
Ownership: By IRA

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

BMRC holding Derivative

Stock Options (Right to Buy)

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 10,360
Date: 01 Jul 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 10,360
Exercise price: $34.80
Footnotes: F2

BMRC holding Derivative

Stock Options (Right to Buy)

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 5,420
Date: 01 Jul 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 5,420
Exercise price: $33.58
Footnotes: F3

BMRC holding Derivative

Stock Options (Right to Buy)

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 11,540
Date: 01 Jul 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 11,540
Exercise price: $33.58
Footnotes: F2

BMRC holding Derivative

Stock Options (Right to Buy)

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 10,030
Date: 01 Jul 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 10,030
Exercise price: $44.45
Footnotes: F2

BMRC holding Derivative

Stock Options (Right to Buy)

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 7,430
Date: 01 Jul 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 7,430
Exercise price: $40.10
Footnotes: F2

BMRC holding Derivative

Stock Options (Right to Buy)

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 4,723
Date: 01 Jul 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 4,723
Exercise price: $38.25
Footnotes: F2

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 3 footnotes

Footnote F1

Shares received as payment of Director fee

Footnote F2

Exercisable 33% per year beginning on first anniversary date of grant.

Footnote F3

Exercisable 33% immediately, then 33% per year on first anniversary date of grant.

We use cookies and similar technologies to provide certain features, enhance the user experience and, if you allow them, measure engagement and deliver advertising. Analytics and marketing storage stay off until you grant consent. By clicking on "Agree and continue", you declare your consent to the use of the selected optional cookies. to update or revoke optional consent for future visits. For more information, see our Privacy Policy .