MainStreet Bancshares CRO buys 2,058 shares

MainStreet Bancshares Chief Risk Officer Michael B. Baboval acquired additional company stock.

Rhea-AI Filing Summary

MainStreet Bancshares Chief Risk Officer Michael B. Baboval acquired additional company stock. On January 30, 2026, he received 2,058 shares of MainStreet Bancshares common stock at $20.42 per share. Following this transaction, he beneficially owned 7,179 shares directly and 3,806 shares indirectly through a 401(k).

Insider Trade Summary

Grant/Award: 2,058 shares

Grant/Award 2 txns

Insider Baboval Michael B

Role Chief Risk Officer

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	2,058	$20.42	$42K
holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 7,179 shares (Direct); Common Stock — 3,806 shares (Indirect, By 401(k))

FAQ

What insider transaction did MNSB report for Michael B. Baboval?

Michael B. Baboval acquired 2,058 shares of MainStreet Bancshares common stock. The Form 4 shows this transaction occurred on January 30, 2026, increasing his directly held stake to 7,179 shares, with an additional 3,806 shares held indirectly through a 401(k).

At what price were the new MNSB shares acquired by the CRO?

The 2,058 MainStreet Bancshares shares were acquired at $20.42 per share. This price applies to the non-derivative common stock transaction reported on January 30, 2026, and reflects the cost basis for the newly acquired shares disclosed in the filing.

How many MNSB shares does Michael B. Baboval own after this transaction?

After the transaction, Baboval directly owns 7,179 MNSB shares. The filing also reports 3,806 additional MainStreet Bancshares shares held indirectly through a 401(k), indicating a combined reported beneficial interest split between direct and indirect ownership.

Is the reported MNSB transaction a purchase or sale of shares?

The MainStreet Bancshares transaction is reported as an acquisition of shares. The Form 4 lists transaction code "A" for 2,058 shares of common stock, indicating shares acquired rather than disposed of by the reporting person on the stated transaction date.

What role does the insider in this MNSB Form 4 hold at the company?

The reporting person, Michael B. Baboval, serves as Chief Risk Officer of MainStreet Bancshares. The filing identifies him as an officer, not a director or 10% owner, and details his beneficial ownership in the company’s common stock.

How are Michael B. Baboval’s indirect MNSB holdings structured?

Baboval’s indirect MainStreet Bancshares holdings are reported through a 401(k). The Form 4 shows 3,806 shares of common stock held indirectly, with the nature of ownership specified as "By 401(k)", separate from his directly held 7,179 shares.

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Accepted by SEC EDGAR 02/02/2026 - 04:33 PM Learn about SEC filing dates

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^*

Baboval Michael B

(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 Risk Officer

3. Date of Earliest Transaction (Month/Day/Year)
01/30/2026

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	01/30/2026		A		2,058	A	$20.42	7,179	D
Common Stock								3,806	I	By 401(k)

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/ Richard A. Vari, attorney-in-fact	02/02/2026
	** 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.