MainStreet Bancshares (MNSB) CFO reports tax share withholding and equity awards

Rhea-AI Filing Summary

MainStreet Bancshares, Inc. Chief Financial Officer Richard Alexander Vari reported several equity-related updates. On February 20, 2026, he disposed of 1,501 shares of common stock at $20.36 per share as a tax-withholding disposition, leaving 31,381 directly held shares. He also reports indirect ownership of 5,878 shares through a 401(k) plan. The filing further notes a prior grant of 7,155 shares of common stock on February 20, 2024 at $22.65 per share, which are unvested stock awards scheduled to vest over a three-year period under the 2019 Equity Incentive Plan.

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

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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^*

Vari Richard Alexander

(Last) (First) (Middle)

10089 FAIRFAX BLVD

(Street)

FAIRFAX VA 22030

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
MainStreet Bancshares, Inc. [ MNSB ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
02/20/2026

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

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

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

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	02/20/2026		F		1,501	D	$20.36	31,381	D
Common Stock	02/20/2024		A		7,155(1)	A	$22.65	38,536	D
Common Stock								5,878	I	By 401K Plan

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:

1. Includes unvested stock awards of 7,155 shares under Issuer's 2019 Equity Incentive Plan which will vest over a 3-year period

	/s/ Richard A. Vari	02/24/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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FAQ

What insider transactions did MainStreet Bancshares (MNSB) report for its CFO?

MainStreet Bancshares CFO Richard Alexander Vari reported a tax-withholding disposition of 1,501 common shares on February 20, 2026, and referenced a prior grant of 7,155 unvested shares from February 20, 2024 that vest over three years.

How many MainStreet Bancshares (MNSB) shares does the CFO hold after the latest Form 4?

After the reported tax-withholding disposition, the CFO directly holds 31,381 MainStreet Bancshares common shares and indirectly holds 5,878 shares through a 401(k) plan, according to the Form 4 insider ownership details.

What was the nature of the 1,501-share transaction in MainStreet Bancshares (MNSB) stock?

The 1,501-share transaction on February 20, 2026 was a tax-withholding disposition, where shares of MainStreet Bancshares common stock were used to satisfy tax liabilities, rather than an open-market purchase or sale by the CFO.

What equity award did the MainStreet Bancshares (MNSB) CFO receive in 2024?

On February 20, 2024, the MainStreet Bancshares CFO received a grant of 7,155 shares of common stock at $22.65 per share, structured as unvested stock awards under the 2019 Equity Incentive Plan that vest over a three-year period.

Does the MainStreet Bancshares (MNSB) CFO hold shares through a retirement plan?

Yes, the Form 4 shows the CFO has indirect ownership of 5,878 MainStreet Bancshares common shares held through a 401(k) plan, in addition to his directly held shares reported after the 2026 tax-withholding transaction.