MainStreet Bancshares, Inc.
MainStreet Bancshares, Inc. (NASDAQ: MNSB) operates as a financial holding company providing comprehensive banking services through its principal subsidiary, MainStreet Bank, and MainStreet Community Capital, LLC, a community development entity. The company's website is www.mstreetbank.com. From the company’s description.
Margins and return on equity change in ; everything else in percent. Fewer shares and less debt are shown plainly, not as bad news — it depends what you make of buybacks. Dotted labels explain each measure. is shown separately from the annual figures.
What MainStreet Bancshares, Inc. does
In the company’s own words
MainStreet Bancshares, Inc. (NASDAQ: MNSB) operates as a financial holding company providing comprehensive banking services through its principal subsidiary, MainStreet Bank, and MainStreet Community Capital, LLC, a community development entity. The company's website is www.mstreetbank.com.
MainStreet Bank is a Virginia-chartered commercial bank that opened for business in 2004 and currently operates seven branches located in Herndon, Fairfax, McLean, Clarendon, Leesburg, and Middleburg, Virginia, as well as Washington, D.C. The bank serves the Northern Virginia region and greater Washington, D.C. metropolitan area, focusing on retail customers, small to medium-sized businesses, and professional service organizations.
The bank's core business involves attracting deposits and originating commercial, mortgage, and consumer loans. Its loan portfolio is diversified across commercial business lending, owner-occupied and investment commercial real estate, real estate construction, residential real estate, and consumer installment lending. Commercial real estate represents the largest segment, comprising approximately 54.4 percent of the portfolio when combining owner-occupied and investment properties. The bank also maintains an investment portfolio consisting of U.S. government securities, mortgage-backed securities, municipal obligations, and subordinated debt of other financial institutions.
As of December 31, 2025, MainStreet Bancshares reported total consolidated assets of $2.21 billion, total net loans of $1.8 billion, and total deposits of $1.9 billion. The company employed 171 full-time employees as of year-end 2025.
The company distinguishes itself through its community banking philosophy, emphasizing local decision-making and personalized service. It was the first community bank in the Washington, D.C. metropolitan area to offer full online business banking solutions and the first Virginia-headquartered bank to offer CDARS deposit insurance services. MainStreet Community Capital, certified as a community development entity by the U.S. Treasury Department in 2022, focuses on providing capital and financial services to economically distressed areas within the company's geographic footprint, supporting affordable housing, small business development, and community revitalization initiatives.
Company details
- Sector
- Financials
- Industry
- Banks & Brokers
- Headquarters
- FAIRFAX, VA
- Fiscal year end
- December
- CIK
- 1693577
- SIC
- 6022
Financial performance, year by year
Fiscal 2019–2025 · USDThe full income statement, balance sheet and cash flow for each of these years — every figure traceable to its filing — is on the Financials tab with a free account.
Who owns MainStreet Bancshares, Inc. — and what changed
Funds as of 2026Q2 · superinvestors as of 2026-06-30
Largest fund holders · MainStreet Bancshares, Inc.’s weight in each
Fund ownership is a floor, not a census — pensions, insurers and people holding shares directly are not visible here.
Fund ownership counts N-PORT filers only, so it is a floor rather than a census — pensions, insurers and direct holders are not visible here, and the remainder is not “held by individuals”.
Every fund and institutional holder, quarter by quarter, is on the Ownership tab with a free account.
Recent filings
All filings →Each filing opens into its own statements and disclosures here.
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