MainStreet Bancshares, Inc. SEC filings MNSB
MainStreet Bancshares, Inc. has 504 filings in SEC EDGAR's recent list, going back to Jan 11, 2017. Its latest annual report, Form ARS, was filed on Apr 17, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 7, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Oct 27, 2026 (other events). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 4 | Insider transaction | Oct 2, 2026 | Oct 1, 2026 |
| 4 | Insider transaction | Oct 2, 2026 | Oct 1, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 14, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 14, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Jul 29, 2026 | — |
| 4 | Insider transaction | Jul 2, 2026 | Jul 1, 2026 |
| 4 | Insider transaction | Jul 2, 2026 | Jul 1, 2026 |
| 4 | Insider transaction | Jul 2, 2026 | Jul 1, 2026 |
| 4 | Insider transaction | Jul 2, 2026 | Jul 1, 2026 |
| 4 | Insider transaction | Jun 4, 2026 | Jun 4, 2026 |
| 144 | Notice of proposed sale | May 28, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 18, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 15, 2026 | — |
| 4 | Insider transaction | Apr 17, 2026 | Apr 3, 2026 |
| 4 | Insider transaction | Apr 17, 2026 | Apr 3, 2026 |
| 4 | Insider transaction | Apr 17, 2026 | Apr 3, 2026 |
| 4 | Insider transaction | Apr 17, 2026 | Apr 3, 2026 |
| 4 | Insider transaction | Apr 17, 2026 | Apr 3, 2026 |
| 3 | Initial insider ownership | Mar 30, 2026 | Mar 30, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Feb 24, 2026 | — |
| 4 | Insider transaction | Feb 24, 2026 | Feb 20, 2026 |
| 4 | Insider transaction | Feb 24, 2026 | Feb 20, 2026 |
| 4 | Insider transaction | Feb 24, 2026 | Feb 20, 2026 |
| 4 | Insider transaction | Feb 20, 2026 | Feb 20, 2026 |
| 4 | Insider transaction | Feb 20, 2026 | Feb 20, 2026 |
| 4 | Insider transaction | Feb 20, 2026 | Feb 20, 2026 |
| 4 | Insider transaction | Feb 20, 2026 | Feb 20, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 13, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 13, 2026 | — |
| 5 | Annual insider ownership | Feb 13, 2026 | Dec 31, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 10, 2026 | — |
| 4 | Insider transaction | Feb 2, 2026 | Jan 30, 2026 |
| 4 | Insider transaction | Feb 2, 2026 | Jan 30, 2026 |
| 4 | Insider transaction | Jan 9, 2026 | Jan 9, 2026 |
| 4 | Insider transaction | Jan 2, 2026 | Jan 2, 2026 |
| 4 | Insider transaction | Jan 2, 2026 | Jan 2, 2026 |
| 4 | Insider transaction | Jan 2, 2026 | Jan 2, 2026 |
| 4 | Insider transaction | Jan 2, 2026 | Jan 2, 2026 |
| 4 | Insider transaction | Dec 10, 2025 | Dec 9, 2025 |
| 4 | Insider transaction | Dec 8, 2025 | Dec 8, 2025 |
| 4 | Insider transaction | Dec 4, 2025 | Dec 3, 2025 |
| 144 | Notice of proposed sale | Dec 2, 2025 | — |
| 4 | Insider transaction | Nov 24, 2025 | Nov 24, 2025 |
| 4 | Insider transaction | Nov 24, 2025 | Nov 24, 2025 |
| SCHEDULE 13G | Ownership over 5% (passive) | Nov 14, 2025 | — |
| 3 | Initial insider ownership | Oct 22, 2025 | Oct 22, 2025 |
| 4 | Insider transaction | Oct 1, 2025 | Oct 1, 2025 |
| 4 | Insider transaction | Oct 1, 2025 | Oct 1, 2025 |
| 4 | Insider transaction | Oct 1, 2025 | Oct 1, 2025 |
| 4 | Insider transaction | Sep 8, 2025 | Sep 8, 2025 |
| 4 | Insider transaction | Jul 1, 2025 | Jun 30, 2025 |
| 4 | Insider transaction | Jul 1, 2025 | Jun 30, 2025 |
| 4 | Insider transaction | May 29, 2025 | May 29, 2025 |
| 4 | Insider transaction | Apr 1, 2025 | Mar 31, 2025 |
| 4 | Insider transaction | Apr 1, 2025 | Mar 31, 2025 |
| 4 | Insider transaction | Apr 1, 2025 | Mar 31, 2025 |
| 4/A | Hersiburane 3.4.2025 amended | Mar 4, 2025 | Mar 3, 2025 |
| 4 | Insider transaction | Mar 3, 2025 | Mar 3, 2025 |
| 4 | Insider transaction | Mar 3, 2025 | Mar 3, 2025 |
| 4 | Insider transaction | Mar 3, 2025 | Mar 3, 2025 |
| 4 | Insider transaction | Mar 3, 2025 | Mar 3, 2025 |
| 4 | Insider transaction | Feb 24, 2025 | Feb 21, 2025 |
| 5 | Annual insider ownership | Feb 3, 2025 | Dec 31, 2024 |
| 4 | Insider transaction | Jan 6, 2025 | Jan 2, 2025 |
| 4 | Insider transaction | Jan 6, 2025 | Jan 2, 2025 |
| 4 | Insider transaction | Jan 6, 2025 | Jan 2, 2025 |
| 4 | Insider transaction | Dec 12, 2024 | Dec 12, 2024 |
| 4 | Insider transaction | Dec 12, 2024 | Dec 12, 2024 |
| 4 | Insider transaction | Dec 11, 2024 | Dec 11, 2024 |
| 4 | Insider transaction | Dec 5, 2024 | Dec 5, 2024 |
| 4 | Insider transaction | Nov 25, 2024 | Nov 25, 2024 |
| 4 | Insider transaction | Nov 21, 2024 | Nov 21, 2024 |
| 4 | Insider transaction | Nov 21, 2024 | Nov 21, 2024 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Nov 15, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 8, 2024 | — |
| 4 | Insider transaction | Oct 8, 2024 | Oct 8, 2024 |
| 4 | Insider transaction | Aug 29, 2024 | Aug 16, 2024 |
| 4 | Insider transaction | Aug 2, 2024 | Aug 2, 2024 |
| 4 | Insider transaction | Jul 17, 2024 | Jul 16, 2024 |
| 4 | Insider transaction | Jul 17, 2024 | Jul 16, 2024 |
| 4 | Insider transaction | Jul 17, 2024 | Jul 16, 2024 |
| 4 | Insider transaction | Jun 6, 2024 | Jun 4, 2024 |
| 3/A | Manouchehri - 6.6.2024 form 3a | Jun 6, 2024 | Feb 26, 2024 |
| 4 | Insider transaction | May 13, 2024 | May 13, 2024 |
| 4 | Insider transaction | May 2, 2024 | May 2, 2024 |
| 4 | Insider transaction | Apr 29, 2024 | Apr 29, 2024 |
| 4 | Insider transaction | Apr 26, 2024 | Apr 25, 2024 |
| 4 | Insider transaction | Apr 25, 2024 | Apr 24, 2024 |
| 4 | Insider transaction | Apr 24, 2024 | Apr 24, 2024 |
| 3 | Initial insider ownership | Apr 5, 2024 | Apr 5, 2024 |
| 3 | Initial insider ownership | Apr 5, 2024 | Apr 5, 2024 |
| 4 | Insider transaction | Apr 1, 2024 | Apr 1, 2024 |
| 4 | Insider transaction | Apr 1, 2024 | Apr 1, 2024 |
| 4 | Insider transaction | Apr 1, 2024 | Apr 1, 2024 |
| 4 | Insider transaction | Mar 1, 2024 | Mar 1, 2024 |
| 4 | Insider transaction | Mar 1, 2024 | Feb 29, 2024 |
| 3 | Initial insider ownership | Feb 26, 2024 | Feb 21, 2024 |
| 3 | Initial insider ownership | Feb 22, 2024 | Feb 22, 2024 |
| 4 | Insider transaction | Feb 22, 2024 | Feb 21, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2024 | — |
| 5 | Annual insider ownership | Feb 13, 2024 | Dec 31, 2023 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 9, 2024 | — |
| SC 13G | Ownership over 5% (passive) | Feb 8, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 7, 2024 | — |
| SC 13G | Ownership over 5% (passive) | Jan 31, 2024 | — |
| 4 | Insider transaction | Jan 19, 2024 | Jan 17, 2024 |
| 4 | Insider transaction | Jan 19, 2024 | Jan 17, 2024 |
| 4 | Insider transaction | Jan 19, 2024 | Jan 17, 2024 |
| 4 | Insider transaction | Jan 19, 2024 | Jan 17, 2024 |
| 4 | Insider transaction | Jan 2, 2024 | Jan 2, 2024 |
| 4 | Insider transaction | Jan 2, 2024 | Jan 2, 2024 |
| 4 | Insider transaction | Nov 27, 2023 | Nov 27, 2023 |
| 4 | Insider transaction | Oct 3, 2023 | Oct 2, 2023 |
| 4 | Insider transaction | Oct 3, 2023 | Oct 2, 2023 |
| 4 | Insider transaction | Oct 3, 2023 | Oct 2, 2023 |
| 4 | Insider transaction | Aug 24, 2023 | Aug 23, 2023 |
| 4 | Insider transaction | Aug 18, 2023 | Aug 17, 2023 |
| 4 | Insider transaction | Aug 17, 2023 | Aug 16, 2023 |
| 4 | Insider transaction | Aug 16, 2023 | Aug 9, 2023 |
| 4 | Insider transaction | Aug 15, 2023 | Aug 15, 2023 |
| 4 | Insider transaction | Aug 14, 2023 | Aug 11, 2023 |
| 4 | Insider transaction | Aug 4, 2023 | Aug 3, 2023 |
| 4 | Insider transaction | Aug 1, 2023 | Jul 31, 2023 |
| 4 | Insider transaction | Jul 27, 2023 | Jul 26, 2023 |
| 4 | Insider transaction | Jul 21, 2023 | Jul 19, 2023 |
| 4 | Insider transaction | Jul 21, 2023 | Jul 19, 2023 |
| 4 | Insider transaction | Jul 21, 2023 | Jul 19, 2023 |
| 4 | Insider transaction | Jul 21, 2023 | Jul 19, 2023 |
| 4 | Insider transaction | May 30, 2023 | May 23, 2023 |
| 4/A | Chmelik 5.18.23 amended | May 18, 2023 | May 16, 2023 |
| 4 | Insider transaction | May 16, 2023 | May 16, 2023 |
| 4 | Insider transaction | May 16, 2023 | May 12, 2023 |
| 4 | Insider transaction | May 9, 2023 | May 9, 2023 |
| 4 | Insider transaction | May 1, 2023 | Apr 28, 2023 |
| 4 | Insider transaction | Apr 28, 2023 | Apr 28, 2023 |
| 4 | Insider transaction | Apr 27, 2023 | Apr 26, 2023 |
| 4 | Insider transaction | Apr 24, 2023 | Apr 24, 2023 |
| 4 | Insider transaction | Mar 27, 2023 | Mar 24, 2023 |
| 4 | Insider transaction | Mar 27, 2023 | Mar 24, 2023 |
| 4 | Insider transaction | Mar 27, 2023 | Mar 24, 2023 |
| 4 | Insider transaction | Mar 27, 2023 | Mar 24, 2023 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 21, 2023 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2023 | — |
| SC 13G | Ownership over 5% (passive) | Feb 14, 2023 | — |
| 4/A | Chmelik 1.19.2023 amended | Feb 7, 2023 | Jan 18, 2023 |
| 4 | Insider transaction | Feb 7, 2023 | Feb 3, 2023 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 7, 2023 | — |
| 4 | Insider transaction | Feb 1, 2023 | Jan 18, 2023 |
| 5 | Annual insider ownership | Jan 30, 2023 | Jan 18, 2023 |
| 5 | Annual insider ownership | Jan 25, 2023 | Dec 31, 2022 |
| 4 | Insider transaction | Jan 19, 2023 | Jan 18, 2023 |
| 4 | Insider transaction | Jan 19, 2023 | Jan 18, 2023 |
| 4 | Insider transaction | Jan 19, 2023 | Jan 18, 2023 |
| 4 | Insider transaction | Jan 9, 2023 | Jan 6, 2023 |
| 4 | Insider transaction | Jan 9, 2023 | Jan 6, 2023 |
| 4 | Insider transaction | Jan 9, 2023 | Jan 6, 2023 |
| 4 | Insider transaction | Nov 21, 2022 | Nov 17, 2022 |
| 4 | Insider transaction | Oct 12, 2022 | Oct 11, 2022 |
| 4 | Insider transaction | Oct 12, 2022 | Oct 11, 2022 |
| 4 | Insider transaction | Oct 12, 2022 | Oct 11, 2022 |
| 4 | Insider transaction | Sep 13, 2022 | Sep 12, 2022 |
| 4 | Insider transaction | Sep 12, 2022 | Sep 9, 2022 |
| 4 | Insider transaction | Jul 27, 2022 | Jul 27, 2022 |
| 4 | Insider transaction | Jul 5, 2022 | Jul 1, 2022 |
| 4 | Insider transaction | Jul 5, 2022 | Jul 1, 2022 |
| 4 | Insider transaction | Jul 5, 2022 | Jul 1, 2022 |
| 4 | Insider transaction | Jul 5, 2022 | Jul 1, 2022 |
| 4 | Insider transaction | Apr 12, 2022 | Apr 11, 2022 |
| 4 | Insider transaction | Apr 12, 2022 | Apr 11, 2022 |
| 4 | Insider transaction | Apr 12, 2022 | Apr 11, 2022 |
| 4 | Insider transaction | Apr 12, 2022 | Apr 11, 2022 |
| 4 | Insider transaction | Apr 12, 2022 | Apr 11, 2022 |
| 4 | Insider transaction | Mar 9, 2022 | Mar 8, 2022 |
| 4 | Insider transaction | Mar 7, 2022 | Mar 7, 2022 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 11, 2022 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 8, 2022 | — |
| 4 | Insider transaction | Jan 26, 2022 | Jan 25, 2022 |
| 4 | Insider transaction | Jan 26, 2022 | Jan 25, 2022 |
| 4 | Insider transaction | Jan 26, 2022 | Jan 25, 2022 |
| 4 | Insider transaction | Jan 26, 2022 | Jan 25, 2022 |
| 4 | Insider transaction | Jan 26, 2022 | Jan 25, 2022 |
| 5 | Annual insider ownership | Jan 25, 2022 | Dec 31, 2021 |
| 4 | Insider transaction | Jan 11, 2022 | Jan 10, 2022 |
| 4 | Insider transaction | Jan 11, 2022 | Jan 10, 2022 |
| 4 | Insider transaction | Nov 4, 2021 | Oct 29, 2021 |
| 4 | Insider transaction | Oct 6, 2021 | Oct 5, 2021 |
| 4 | Insider transaction | Oct 6, 2021 | Oct 5, 2021 |
| 3 | Initial insider ownership | Jul 29, 2021 | Jul 21, 2021 |
| 4 | Insider transaction | Jul 13, 2021 | Jul 12, 2021 |
| SC 13G | Ownership over 5% (passive) | Jul 12, 2021 | — |
| 4 | Insider transaction | Jul 6, 2021 | Jul 6, 2021 |
| 4 | Insider transaction | Jul 6, 2021 | Jul 6, 2021 |
| 4 | Insider transaction | Jul 6, 2021 | Jul 6, 2021 |
| 4 | Insider transaction | Apr 6, 2021 | Apr 5, 2021 |
| 4 | Insider transaction | Apr 6, 2021 | Apr 5, 2021 |
| 4 | Insider transaction | Apr 6, 2021 | Apr 5, 2021 |
| 4 | Insider transaction | Apr 6, 2021 | Apr 5, 2021 |
| SC 13G/A | Amended ownership over 5% (passive) | Apr 2, 2021 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 12, 2021 | — |
| SC 13G | Ownership over 5% (passive) | Feb 12, 2021 | — |
Showing 200 filings, the most recent 200. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
New to this? Read What Are SEC Filings? 10-K, 10-Q, 8-K and Other Forms Explained.
Company profile
- Industry
- State Commercial Banks (SIC 6022)
- Listed as
- MNSB (Nasdaq), MNSBP (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- VA
- Headquarters
- Fairfax, VA
- SEC filer status
- Accelerated filer, Smaller reporting company
- SEC CIK
- 1693577
Other State Commercial Banks companies
Source: SEC EDGAR filings. This is company-reported data, not investment advice.