Michael L. Cheravitch - 06 Aug 2025 Form 4 Insider Report for MIDDLEFIELD BANC CORP (MBCN)

Role: EVP-Chief Banking Officer
Signature: /s/ Michael L. Cheravitch by Julie E. Shaw Power of Attorney
Issuer symbol: MBCN
Transactions as of: 06 Aug 2025
Net transactions value: +$16,402
Form type: 4
Filing time: 07 Aug 2025, 19:44:30 UTC
Previous filing: 23 Jan 2025
Next filing: 18 Dec 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Cheravitch Michael L	EVP-Chief Banking Officer	15985 EAST HIGH STREET, MIDDLEFIELD	/s/ Michael L. Cheravitch by Julie E. Shaw Power of Attorney	07 Aug 2025	0002007962

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	MBCN	Common Stock	Award	$23,125	+853		$27.11	853	06 Aug 2025	Direct	F1
transaction	MBCN	Common Stock	Tax liability	$6,723	-248	-29%	$27.11	605	06 Aug 2025	Direct

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
holding	MBCN	Conditional Stock Award						2,630	06 Aug 2025	Common Stock	2,630		Direct	F2, F3
holding	MBCN	Conditional Stock Award						1,708	06 Aug 2025	Common Stock	1,708		Direct	F3, F4
holding	MBCN	Conditional Stock Award						2,300	06 Aug 2025	Common Stock	2,300	$30.00	Direct	F5

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	The acquisition represents the vesting of restricted stock granted to the reporting person on August 6, 2024. The shares vested on the first anniversary of the grant date.
F2	The award represents a grant of restricted stock which vests ratably over a three-year period provided that Mr. Cheravitch remains continuously employed by Middlefield as of each vesting date. Until the award vests, the award confers no right to vote, no right to dividends, and no other shareholder rights to the recipient. The vesting details may be found on a Form 8-K filed January 17, 2025.
F3	Each restricted stock unit represents the right to receive, at settlement, one share of common stock.
F4	The award represents a grant of restricted stock which vests ratably over a three-year period provided that Mr. Cheravitch remains continuously employed by Middlefield as of each vesting date. Until the award vests, the award confers no right to vote, no right to dividends, and no other shareholder rights to the recipient. The vesting details may be found on a Form 8-K filed September 4, 2024.
F5	The award represents a grant of restricted stock which vests on December 31, 2025, if the executive's service continues through that date. Until the award vests, the award confers no right to vote, no right to dividends, and no other shareholder rights to the recipient.