| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Bauer Christopher R. | VP and Treasurer | 400 NORTH 5TH STREET, PHOENIX | /s/ Melissa Sallee, Attorney-in-Fact | 24 Feb 2026 | 0002069494 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | PNW | Common Sock | Options Exercise | +272 | +209% | 402 | 20 Feb 2026 | Direct | F1 | ||
| transaction | PNW | Common Sock | Disposed to Issuer | $1,672 | -17 | -4.2% | $98.34 | 385 | 20 Feb 2026 | Direct | F2 |
| transaction | PNW | Common Sock | Tax liability | $7,966 | -81 | -21% | $98.34 | 304 | 20 Feb 2026 | Direct | F3 |
| transaction | PNW | Common Sock | Options Exercise | +291 | +96% | 595 | 20 Feb 2026 | Direct | F1 | ||
| transaction | PNW | Common Sock | Disposed to Issuer | $1,180 | -12 | -2% | $98.34 | 583 | 20 Feb 2026 | Direct | F2 |
| transaction | PNW | Common Sock | Tax liability | $8,752 | -89 | -15% | $98.34 | 494 | 20 Feb 2026 | Direct | F3 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | PNW | Restricted Stock Unit | Options Exercise | +272 | +101% | 540 | 20 Feb 2026 | Common Stock | 272 | Direct | F1, F4, F5, F6 | |||
| transaction | PNW | Restricted Stock Unit | Options Exercise | +291 | +50% | 870 | 20 Feb 2026 | Common Stock | 291 | Direct | F1, F7, F8, F9 |
| Id | Content |
|---|---|
| F1 | Each Restricted Stock Unit represents a contingent right to receive the economic equivalent of one share of the Company's Common Stock. The Restricted Stock Units will be settled in 100% shares of common stock. |
| F2 | Represents the cash settlement of Restricted Stock Units received in connection with the settlement of dividend equivalent rights. |
| F3 | Shares retained by the Company for purpose of meeting tax withholding requirements. The recipient retained all other shares. |
| F4 | The number of derivative securities in Column 5 includes 17 vested Restricted Stock Units received in connection with the settlement of dividend equivalent rights. Dividend equivalent rights accrue with respect to these Restricted Stock Units when and as cash dividends are paid on the Company's common stock. |
| F5 | The Restricted Stock Units award was granted and was effective in November 2024, and vests in four equal, annual installments beginning on February 20, 2025. |
| F6 | Includes 30 Restricted Stock Units received in connection with the settlement of dividend equivalent rights. |
| F7 | The number of derivative securities in Column 5 includes 12 vested Restricted Stock Units received in connection with the settlement of dividend equivalent rights. Dividend equivalent rights accrue with respect to these Restricted Stock Units when and as cash dividends are paid on the Company's common stock. |
| F8 | The Restricted Stock Units award was granted effective February 2025, and vests in four equal, annual installments beginning February 20, 2026. |
| F9 | Includes 33 Restricted Stock Units received in connection with the settlement of dividend equivalent rights. |