| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Opperman Sarah R | Director | 2313 OAKFIELD DRIVE, MIDLAND | /s/ Jennifer L. Gill, By Power of Attorney | 04 Mar 2026 | 0001554598 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | ISBA | common | Award | +36 | +0.15% | $48.54* | 24,448 | 02 Mar 2026 | Direct |