Bank of Marin Bancorp (BMRC) EVP reports 604-share tax withholding at $29.16

Rhea-AI Filing Summary

Bank of Marin Bancorp executive vice president David A. Bloom reported a Form 4 transaction involving an F-code disposition of 604 shares of Common Stock on 2026-07-31. The shares were withheld to satisfy exercise price or tax liability at $29.16 per share, leaving 22,357 shares held directly.

Insider Trade Summary

Net Seller: 604 shares

Net Sell 1 txn

Insider Bloom David A

Role EXECUTIVE VICE PRESIDENT

Type	Security	Shares	Price	Value
Exercise Price or Tax Liability	Common Stock	604	$29.16	$18K

Holdings After Transaction: Common Stock — 22,357 shares (Direct)

Key Figures

Shares disposed (withholding): 604 shares Reference price per share: $29.16 Shares held after transaction: 22,357 shares

3 metrics

Shares disposed (withholding) 604 shares F-code disposition to satisfy exercise price or tax liability on 2026-07-31

Reference price per share $29.16 Price reported for the 604-share F-code disposition

Shares held after transaction 22,357 shares Direct ownership of David A. Bloom following the reported Form 4 transaction

Key Terms

exercise price, tax liability, non-derivative

3 terms

exercise price financial

"Payment of exercise price or tax liability by delivering or withholding securities"

The exercise price is the fixed amount at which you can buy or sell an asset, like a stock, when using an options contract. It matters because it helps determine whether exercising the option will be profitable or not, depending on the current market price. Think of it as the set price you agree on today to buy or sell later.

tax liability financial

"Payment of exercise price or tax liability by delivering or withholding securities"

non-derivative financial

"The Common Stock entry is reported as a non-derivative security transaction"

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Form 4 Insider Transactions: What Each Field Means →

Available on EDGAR 08/05/2026 - 01:52 PM Accepted by SEC EDGAR 08/05/2026 - 01:51 PM Learn about SEC filing dates

FAQ

What insider transaction did BMRC executive David A. Bloom report on this Form 4?

David A. Bloom reported a Form 4 F-code transaction where 604 shares of Bank of Marin Bancorp Common Stock were disposed of on 2026-07-31. The shares were withheld to satisfy exercise price or tax liability obligations rather than sold in an open-market trade.

How many BMRC shares were affected in David A. Bloom’s Form 4 filing and at what price?

The Form 4 shows 604 shares of Bank of Marin Bancorp Common Stock disposed of in connection with an award at a reference price of $29.16 per share. This reflects shares withheld to cover exercise price or tax liability related to equity compensation.

How many BMRC shares does David A. Bloom hold after this reported transaction?

After the F-code disposition, David A. Bloom is reported as directly holding 22,357 shares of Bank of Marin Bancorp Common Stock. This figure represents his post-transaction direct ownership as disclosed in the Form 4’s total shares following the transaction field.

Does David A. Bloom’s BMRC Form 4 indicate an open-market sale of shares?

No, the filing uses transaction code F, described as payment of exercise price or tax liability by delivering or withholding securities. This indicates shares were withheld in connection with equity compensation, not sold through an open-market purchase or sale transaction.

Was David A. Bloom’s BMRC Form 4 transaction made under a Rule 10b5-1 trading plan?

The Form 4 indicates the Rule 10b5-1 checkbox is not affirmed, meaning this F-code transaction is not identified as occurring under a pre-arranged trading plan. It is reported simply as a tax or exercise-price related withholding of shares.

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^*

Bloom David A

(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)

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
07/31/2026

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	07/31/2026		F		604	D	$29.16	22,357	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	08/05/2026
	** 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)