| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Williams Julie M. | SVP/Cont. Improvement and Opt. | 8360 S. DURANGO DR., LAS VEGAS | Catherine M. Mazzeo, POA | 03 Mar 2026 | 0001932678 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | SWX | Common Stock | Tax liability | $277,875 | -3,473 | -11% | $80.02 | 28,950 | 27 Feb 2026 | Direct | F1 |
| holding | SWX | Common Stock | 2,485 | 27 Feb 2026 | By 401(k) |
| Id | Content |
|---|---|
| F1 | Shares withheld to cover tax on settled Performance Stock Units delivered as a result of satisfaction of performance goals and reported on February 23, 2026. |