| SC 13G/A | 2024-02-13 | VANGUARD GROUP INC | Southwest Gas Holdings, Inc. | 7,251,928 | 10.2% | EDGAR |
| SC 13G/A | 2024-01-23 | BlackRock Inc. | Southwest Gas Holdings, Inc. | 9,297,238 | 13.0% | EDGAR |
| SC 13D/A | 2023-11-27 | ICAHN CARL C | Southwest Gas Holdings, Inc. | 4,599,021 | 6.4% | EDGAR |
| SC 13D | 2023-10-23 | Corvex Management LP | Southwest Gas Holdings, Inc. | 4,153,717 | 5.8% | EDGAR |
| SC 13D/A | 2023-03-28 | ICAHN CARL C | Southwest Gas Holdings, Inc. | 4,380,866 | 6.1% | EDGAR |
| SC 13D/A | 2023-03-17 | ICAHN CARL C | Southwest Gas Holdings, Inc. | 4,034,270 | 5.7% | EDGAR |
| SC 13D/A | 2023-03-10 | ICAHN CARL C | Southwest Gas Holdings, Inc. | 3,724,746 | 5.3% | EDGAR |
| SC 13G/A | 2023-02-14 | PRICE T ROWE ASSOCIATES INC /MD/ | Southwest Gas Holdings, Inc. | 62,672 | 0.1% | EDGAR |
| SC 13G/A | 2023-02-09 | VANGUARD GROUP INC | Southwest Gas Holdings, Inc. | 6,928,868 | 10.4% | EDGAR |
| SC 13G/A | 2023-01-23 | BlackRock Inc. | Southwest Gas Holdings, Inc. | 9,681,136 | 14.4% | EDGAR |
| SC 13D/A | 2022-10-26 | ICAHN CARL C | Southwest Gas Holdings, Inc. | 2,752,775 | 4.1% | EDGAR |
| SC 13D/A | 2022-09-06 | ICAHN CARL C | Southwest Gas Holdings, Inc. | 2,698,114 | 4.1% | EDGAR |
| SC 13D/A | 2022-08-16 | ICAHN CARL C | Southwest Gas Holdings, Inc. | 2,417,506 | 3.6% | EDGAR |
| SC 13D | 2022-06-03 | ICAHN CARL C | Southwest Gas Holdings, Inc. | 2,113,577 | 3.2% | EDGAR |
| SC 13G/A | 2022-03-11 | BlackRock Inc. | Southwest Gas Holdings, Inc. | 9,283,165 | 15.4% | EDGAR |
| SC 13G/A | 2022-02-14 | PRICE T ROWE ASSOCIATES INC /MD/ | Southwest Gas Holdings, Inc. | 3,388,301 | 5.7% | EDGAR |
| SC 13G/A | 2022-02-10 | VANGUARD GROUP INC | Southwest Gas Holdings, Inc. | 5,956,240 | 10.1% | EDGAR |
| SC 13G | 2022-02-08 | BlackRock Inc. | Southwest Gas Holdings, Inc. | 9,283,165 | 15.4% | EDGAR |
| SC 13G/A | 2021-10-12 | VANGUARD GROUP INC | Southwest Gas Holdings, Inc. | 5,924,121 | 10.0% | EDGAR |
| SC 13G/A | 2021-06-09 | LAZARD ASSET MANAGEMENT LLC | Southwest Gas Holdings, Inc. | 424,959 | 0.7% | EDGAR |