SWX - CIK 0001692115
Southwest Gas Holdings, Inc. has filed 1,105 documents with the SEC between 2017 and 2026. The most frequent type is insider trade (536 filings), alongside the regular cadence of annual reports, quarterly reports, and event disclosures every public company must make. Use the filters to focus on one filing type, or flip the sort to trace the company's history from its earliest paperwork.
Data parsed from SEC EDGAR XBRL filings. See the full market cap rankings.
| Filing | Type | Filed | Period covered |
|---|---|---|---|
| Insider trade | 4 | 2026-05-13 | 2026-05-07 |
| Insider trade | 4 | 2026-05-13 | 2026-05-07 |
| New insider ownership | 3 | 2026-05-13 | 2026-05-07 |
| New insider ownership | 3 | 2026-05-13 | 2026-05-07 |
| Major company event | 8-K | 2026-05-11 | 2026-05-07 |
| SCHEDULE 13D/A | - | 2026-05-08 | - |
| Quarterly report | 10-Q | 2026-05-05 | 2026-03-31 |
| Major company event | 8-K | 2026-05-05 | 2026-05-05 |
| SCHEDULE 13G | - | 2026-04-29 | - |
| SCHEDULE 13G/A | - | 2026-03-27 | - |
| Proxy materials | DEFA14A | 2026-03-23 | - |
| Proxy statement | DEF 14A | 2026-03-23 | 2026-05-07 |
| Annual report to shareholders | ARS | 2026-03-23 | 2025-12-31 |
| Insider sale notice | 144 | 2026-03-04 | - |
| Insider trade | 4 | 2026-03-03 | 2026-02-27 |
| Insider trade | 4 | 2026-03-03 | 2026-02-27 |
| Insider trade | 4 | 2026-03-03 | 2026-02-27 |
| Insider trade | 4 | 2026-03-03 | 2026-02-27 |
| Insider trade | 4 | 2026-03-03 | 2026-02-27 |
| Insider trade | 4 | 2026-03-03 | 2026-02-27 |
| Insider trade | 4 | 2026-03-03 | 2026-02-27 |
| Annual report | 10-K | 2026-02-25 | 2025-12-31 |
| Major company event | 8-K | 2026-02-25 | 2026-02-25 |
| Major company event | 8-K | 2026-02-25 | 2026-02-19 |
| Insider trade | 4 | 2026-02-23 | 2026-02-19 |
| Insider trade | 4 | 2026-02-23 | 2026-02-19 |
| Insider trade | 4 | 2026-02-23 | 2026-02-19 |
| Insider trade | 4 | 2026-02-23 | 2026-02-19 |
| Insider trade | 4 | 2026-02-23 | 2026-02-19 |
| Insider trade | 4 | 2026-02-23 | 2026-02-19 |
| Insider trade | 4 | 2026-02-23 | 2026-02-19 |
| Insider trade | 4 | 2026-02-23 | 2026-02-19 |
| Insider trade | 4 | 2026-02-23 | 2026-02-19 |
| Insider trade | 4 | 2026-02-23 | 2026-02-19 |
| Insider trade | 4 | 2026-02-23 | 2026-02-19 |
| Insider trade | 4 | 2026-02-23 | 2026-02-19 |
| Insider trade | 4 | 2026-02-23 | 2026-02-19 |
| Insider trade | 4 | 2026-02-23 | 2026-02-19 |
| Insider trade | 4 | 2026-02-23 | 2026-02-19 |
| Insider trade | 4 | 2026-02-23 | 2026-02-19 |
| Insider trade | 4 | 2026-02-23 | 2026-02-19 |
| Major company event | 8-K | 2026-02-12 | 2026-02-11 |
| Major company event | 8-K | 2026-02-11 | 2026-02-06 |
| SCHEDULE 13G/A | - | 2026-02-05 | - |
| SCHEDULE 13D/A | - | 2026-01-29 | - |
| SCHEDULE 13D/A | - | 2026-01-21 | - |
| Insider trade | 4 | 2026-01-13 | 2026-01-09 |
| Insider trade | 4 | 2026-01-12 | 2026-01-08 |
| Insider trade | 4 | 2026-01-12 | 2026-01-08 |
| Insider trade | 4 | 2026-01-12 | 2026-01-08 |