| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Donahoe Keith | President, Director | 1201 S BECKHAM AVE, TYLER | Lindsey Bibby Bailes, attorney in fact | 18 Nov 2025 | 0001932608 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | SBSI | Common Stock | Tax liability | $1,154 | -40 | -0.37% | $28.84 | 10,794 | 16 Nov 2025 | Direct | |
| transaction | SBSI | Common Stock | Tax liability | $4,410 | -157 | -1.5% | $28.09 | 10,637 | 17 Nov 2025 | Direct | |
| holding | SBSI | Common Stock | 602 | 16 Nov 2025 | ESOP |