| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Schwind Jerome E | President & CEO, Director | 1280 QUEENSWAY, LAKE ISABELLA | /s/ Jennifer L. Gill, By Power of Attorney | 04 Mar 2026 | 0001596032 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | ISBA | common | Award | +710 | +2% | $48.54* | 37,097 | 02 Mar 2026 | Direct | ||
| transaction | ISBA | common | Purchase | $12,462 | +396 | +1.1% | $31.47 | 37,493 | 02 Mar 2026 | Direct |