| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Butler Ronald Jr | Director | 400 N. 5TH STREET, PHOENIX | /s/ Diane Wood, Attorney-in-Fact | 22 May 2025 | 0002010249 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | PNW | Stock Units | Award | -1,783 | -50% | 1,783 | 21 May 2025 | Common Sock | 1,783 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | Each Stock Unit is the economic equivalent of one share of Pinnacle West common stock. The Stock Units vested on May 21, 2025 and will be settled in shares of common stock. The reporting person elected to defer settlement until second anniversary in which the reporting person separates from service from the Company. |