Director at Bank of Marin (BMRC) adds 200 shares in open-market buy

Rhea-AI Filing Summary

Bank of Marin Bancorp director Nicolas C. Anderson reported an open-market purchase of common stock. He bought 200 shares of Bank of Marin Bancorp common stock at a price of $25.68 per share. Following this transaction, his direct ownership increased to 12,762 common shares.

Insider Trade Summary

Net Buyer: 200 shares ($5,136)

Net Buy 1 txn

Insider Anderson Nicolas C

Role null

Bought 200 shs ($5K)

Type	Security	Shares	Price	Value
Purchase	Common Stock	200	$25.68	$5K

Holdings After Transaction: Common Stock — 12,762 shares (Direct, null)

Footnotes (1)

Key Figures

Shares purchased: 200 shares Purchase price: $25.68 per share Shares owned after transaction: 12,762 shares +1 more

4 metrics

Shares purchased 200 shares Open-market purchase of common stock on April 30, 2026

Purchase price $25.68 per share Price paid for BMRC common stock in the reported transaction

Shares owned after transaction 12,762 shares Total direct holdings of Nicolas C. Anderson following the trade

Net share change 200 shares Net buy shares from all reported transactions in this filing

Key Terms

Common Stock, open-market purchase, Purchase in open market or private transaction

3 terms

Common Stock financial

"security_title: "Common Stock""

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

open-market purchase financial

"transaction_action: "open-market purchase""

An open-market purchase is when an investor or a company buys shares on a public stock exchange at the going market price, rather than through a private deal. It matters to investors because these purchases change how many shares are available, can push the stock price up or signal confidence from large buyers, and often affect per-share metrics like earnings—think of it like someone buying lots of apples off a grocery shelf, reducing supply and potentially raising the price.

Purchase in open market or private transaction financial

"transaction_code_description: "Purchase in open market or private transaction""

Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Anderson Nicolas C

(Last) (First) (Middle)

504 REDWOOD BLVD., SUITE 100

(Street)

NOVATO CALIFORNIA 94947

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Bank of Marin Bancorp [ BMRC ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
04/30/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	04/30/2026		P		200	A	$25.68	12,762	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

	/s/ Krissy Meyer, Attorney-in-Fact	05/01/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

FAQ

What insider transaction did BMRC director Nicolas C. Anderson report?

Director Nicolas C. Anderson reported an open-market purchase of Bank of Marin Bancorp common stock. He bought 200 common shares on April 30, 2026, at a price of $25.68 per share, increasing his directly held position to 12,762 shares after the transaction.

How many Bank of Marin Bancorp (BMRC) shares did the director buy?

Nicolas C. Anderson bought 200 shares of Bank of Marin Bancorp common stock. This open-market purchase added to his existing holdings, bringing his total direct ownership to 12,762 common shares reported as of the transaction date in the filing.

At what price were the BMRC shares purchased in this insider trade?

The 200 Bank of Marin Bancorp common shares were purchased at $25.68 per share. This price reflects the per-share cost reported for the open-market transaction, which increased director Nicolas C. Anderson’s directly owned holdings to a total of 12,762 shares.

What is Nicolas C. Anderson’s total BMRC shareholding after the transaction?

After the reported transaction, Nicolas C. Anderson directly owns 12,762 shares of Bank of Marin Bancorp common stock. This figure includes his prior holdings plus the 200 shares he purchased in the open-market transaction disclosed in the insider trading report.

Was the BMRC insider transaction a purchase or a sale?

The transaction was a purchase. Director Nicolas C. Anderson executed an open-market purchase of 200 Bank of Marin Bancorp common shares at $25.68 per share, which increased his directly owned position to 12,762 common shares following completion of the trade.