| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Catlin Jon D | Chief Credit Officer | 139 E. BROADWAY ST., MT. PLEASANT | /s/ Jennifer L. Gill, By Power of Attorney | 04 Mar 2026 | 0001893950 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | ISBA | common | Purchase | $3,241 | +103 | +8.7% | $31.47 | 1,285 | 02 Mar 2026 | Direct |