| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Brown Justin L | President/Southwest Gas Corp. | 8360 S. DURANGO DR., LAS VEGAS | Catherine M. Mazzeo, POA | 03 Mar 2026 | 0001740097 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | SWX | Common Stock | Tax liability | $281,089 | -3,209 | -8.5% | $87.60 | 34,461 | 27 Feb 2026 | Direct | F1 |
| transaction | SWX | Common Stock | Tax liability | $547,188 | -6,838 | -20% | $80.02 | 27,623 | 27 Feb 2026 | Direct | F1 |
| holding | SWX | Common Stock | 10,208 | 27 Feb 2026 | By LLC | ||||||
| holding | SWX | Common Stock | 3,658 | 27 Feb 2026 | By 401(k) | ||||||
| holding | SWX | Common Stock | 210 | 27 Feb 2026 | By Spouse | ||||||
| holding | SWX | Common Stock | 14,586 | 27 Feb 2026 | By Trust |
| 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. |