| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Hanchey James Bo D | VP of Cust Op & CSO (IPC) | 1221 W IDAHO STREET, BOISE | /s/ Cheryl W. Thompson, Attorney-in-Fact | 05 Jan 2026 | 0001789324 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | IDA | Common Stock(401(k)) | Discretionary transaction in accordance with Rule 16b-3(f) resulting in acquisition or disposition of issuer securities | $62,675 | -500 | -44% | $125.35 | 625 | 16 Sep 2025 | By Plan Trustee | F1 |
| transaction | IDA | Common Stock | Options Exercise | $0 | +513 | +21% | $0.000000 | 2,992 | 01 Jan 2026 | Direct | F2 |
| transaction | IDA | Common Stock | Tax liability | $32,716 | -257 | -8.6% | $127.30 | 2,735 | 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 | -513 | -100% | $0.000000 | 0 | 01 Jan 2026 | Common Stock | 513 | $0.000000 | Direct | F2, F3 |
| Id | Content |
|---|---|
| F1 | Total shares in 401(k) plan to date. |
| F2 | Each restricted stock unit represents a contingent right to receive one share of IDA common stock. |
| F3 | The restricted stock units vested on January 1, 2026. |