| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Richins Adam J | SVP and COO (IPC) | 1221 W IDAHO STREET, BOISE | /s/ Cheryl W. Thompson, Attorney-in-Fact | 05 Jan 2026 | 0001696541 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | IDA | Common Stock | Options Exercise | $0 | +2,342 | +16% | $0.000000 | 16,953 | 01 Jan 2026 | Direct | F1 |
| transaction | IDA | Common Stock | Tax liability | $142,831 | -1,122 | -6.6% | $127.30 | 15,831 | 02 Jan 2026 | Direct |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | IDA | Restricted Stock Units | Options Exercise | $0 | -2,342 | -100% | $0.000000 | 0 | 01 Jan 2026 | Common Stock | 2,342 | $0.000000 | Direct | F1, F2 |
| Id | Content |
|---|---|
| F1 | Each restricted stock unit represents a contingent right to receive one share of IDA common stock. |
| F2 | The restricted stock units vested on January 1, 2026. |