[8-K] MainStreet Bancshares, Inc. Reports Material Event

Rhea-AI Filing Summary

MainStreet Bancshares, Inc. announced it will host a virtual webcast and quarterly earnings conference call on October 27, 2025 at 2:00 p.m. Eastern Time. The session will cover third quarter results and provide an update on recent activities.

Investors interested in attending can request access by contacting Hattie Lester at hlester@mstreetbank.com or (571)-375-1364.

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UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): October 14, 2025

MainStreet Bancshares, Inc.

(Exact name of Registrant as Specified in Its Charter)

Virginia	001-38817	81-2871064
(State or Other Jurisdiction of Incorporation)	(Commission File Number)	(IRS Employer Identification No.)
10089 Fairfax Boulevard, Fairfax, VA		22030
(Address of Principal Executive Offices)		(Zip Code)

(703) 481-4567

(Registrant’s Telephone Number, Including Area Code)

Not Applicable

(Former Name or Former Address, if Changed Since Last Report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instructions A.2. below):

☐         Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐         Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐         Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐         Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of each class		Trading Symbol(s)		Name of each exchange on which registered
Common Stock		MNSB		The Nasdaq Stock Market LLC
Depositary Shares (each representing a 1/40th interest in a share of 7.50% Series A Fixed-Rate Non-Cumulative Perpetual Preferred Stock		MNSBP		The Nasdaq Stock Market LLC

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§ 230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§ 240.12b-2 of this chapter).

Emerging growth company  ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 7.01 Regulation FD Disclosure

On October 14, 2025, MainStreet Bancshares, Inc. (the "Company") announced that it will conduct a virtual webcast and quarterly earnings conference call on Monday, October 27, 2025, at 2:00 p.m. Eastern Time during which the Company will discuss third quarter results as well as provide an update on recent activities. Investors that are interested in attending the virtual webcast should contact Hattie Lester by email at hlester@mstreetbank.com or by phone at (571)-375-1364.

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

		MAINSTREET BANCSHARES, INC
Date: October 14, 2025		By:	/s/ Thomas J. Chmelik
			Name: Thomas J. Chmelik
			Title: Chief Financial Officer

FAQ

When is MNSB's next earnings call?

The company will hold a virtual webcast and earnings conference call on October 27, 2025 at 2:00 p.m. Eastern Time.

What will MainStreet Bancshares discuss on the call?

Management will discuss third quarter results and provide an update on recent activities.

How can investors attend the MNSB webcast?

Request access by contacting Hattie Lester at hlester@mstreetbank.com or (571)-375-1364.

Is the MainStreet Bancshares event in person or virtual?

It is a virtual webcast with a quarterly earnings conference call.

What are MainStreet Bancshares’ trading symbols and exchanges?

Common stock trades as MNSB on The Nasdaq Stock Market LLC. Depositary Shares trade as MNSBP on the same exchange.

What SEC form announced the event for MNSB?

The announcement was made via an 8-K under Item 7.01 Regulation FD Disclosure.