| Date | Name | Symbol | Type | Security | Shares | Price | Value | Ownership | Reported |
| 03/29/2023 | Southwest Gas Holdings, Inc. | SWX | Grant | Common Stock | 2.9k | $0.00 | $0 | | 03/29/2023 |
| 03/03/2023 | Southwest Gas Holdings, Inc. | SWX | Payment of Exercise | Common Stock | 147.411 | $61.88 | $9.1k | | 03/03/2023 |
| 03/01/2023 | Southwest Gas Holdings, Inc. | SWX | Grant | Common Stock | 119.867 | $59.74 | $7.2k | | 03/03/2023 |
| 03/01/2023 | Southwest Gas Holdings, Inc. | SWX | Grant | Common Stock | 5.978 | $59.74 | $357.1 | | 03/03/2023 |
| 03/01/2023 | Southwest Gas Holdings, Inc. | SWX | Grant | Common Stock | 22.794 | $59.74 | $1.4k | By 401(k) | 03/03/2023 |
| 03/01/2023 | Southwest Gas Holdings, Inc. | SWX | Grant | Common Stock | 29.827 | $59.74 | $1.8k | | 03/29/2023 |
| 02/23/2023 | Southwest Gas Holdings, Inc. | SWX | Grant | Common Stock | 379.663 | $0.00 | $0 | | 02/23/2023 |
| 01/12/2023 | Southwest Gas Holdings, Inc. | SWX | Payment of Exercise | Common Stock | 275.823 | $64.37 | $17.8k | | 01/12/2023 |
| 12/01/2022 | Southwest Gas Holdings, Inc. | SWX | Grant | Common Stock | 102.34 | $67.28 | $6.9k | | 09/01/2022 |
| 12/01/2022 | Southwest Gas Holdings, Inc. | SWX | Grant | Common Stock | 10.9 | $67.28 | $733.4 | | 09/01/2022 |
| 12/01/2022 | Southwest Gas Holdings, Inc. | SWX | Grant | Common Stock | 20.113 | $67.28 | $1.4k | By 401(k) | 09/01/2022 |
| 09/01/2022 | Southwest Gas Holdings, Inc. | SWX | Grant | Common Stock | 17.235 | $79.41 | $1.4k | By 401(k) | 09/01/2022 |
| 09/01/2022 | Southwest Gas Holdings, Inc. | SWX | Grant | Common Stock | 86.035 | $79.41 | $6.8k | | 09/01/2022 |
| 09/01/2022 | Southwest Gas Holdings, Inc. | SWX | Grant | Common Stock | 9.163 | $79.41 | $727.6 | | 09/01/2022 |