| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| CHMELIK THOMAS J | CFO, MainStreet Bancshares Inc, Director | 10089 FAIRFAX BLVD, FAIRFAX | /s/ Richard A. Vari, attorney-in-fact | 10 Dec 2025 | 0001774482 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | MNSB | Common Stock | Sale | $36,095 | -1,786 | -2.5% | $20.21 | 69,213 | 09 Dec 2025 | Direct | F1 |
| transaction | MNSB | Common Stock | Sale | $109,313 | -5,452 | -7.9% | $20.05 | 63,761 | 09 Dec 2025 | Direct | F1 |
| holding | MNSB | Common Stock | 56,794 | 09 Dec 2025 | By 401(k) Plan |
| Id | Content |
|---|---|
| F1 | This transaction was effected pursuant to a Form 144 previously filed on December 2, 2025. |