| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| DE LA AGUILERA LUIS | President and CEO, Director | C/O USCB FINANCIAL HOLDINGS, INC., 2301 N.W. 87TH AVENUE, DORAL | /s/ Robert Anderson by P.O.A. for Luis de la Aguilera | 10 Mar 2026 | 0001916660 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | USCB | Class A Voting Common Stock | Tax liability | -2,948 | -1.2% | $18.45* | 242,945 | 08 Mar 2026 | Direct | F1 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| holding | USCB | Stock Option (Right to Buy) | 40,000 | 08 Mar 2026 | Common Stock | 40,000 | $11.35 | Direct | F2 | |||||
| holding | USCB | Stock Option (Right to Buy) | 160,000 | 08 Mar 2026 | Common Stock | 160,000 | $12.05 | Direct | F3 |
| Id | Content |
|---|---|
| F1 | Includes the grant of 27,632 shares of restricted stock which vest at a rate of one-third per year commencing on January 27, 2027, 17,082 shares of restricted stock from a grant of 25,653 shares which commenced vesting at a rate of one-third per year on January 21, 2026, 4,045 shares of restricted stock from a grant of 12,136 shares which commenced vesting at a rate of one-third per year on January 22, 2025, and 41,666 shares of restricted stock from a grant of 125,000 shares which commenced vesting at a rate of one-third per year on December 31, 2024. |
| F2 | The stock options vested at the rate of one-third per year commencing on September 23, 2020. |
| F3 | The stock options vested at the rate of one-third per year commencing on September 27, 2022. |