Southwest Gas Holdings, Inc. - SWX
All tracked SEC files for this issuer. Showing up to 200 latest records.
Need parsed ownership details (13D/13G with shares/percent)?
Open ownership details
Form 4 = insider transactions report. Form 144 = notice of proposed sale (not a completed trade confirmation).
Files summary
Total files loaded: 55
Latest filed: May 13, 2026
| Form | Count |
|---|---|
| 4 | 36 |
| 8-K | 9 |
| SCHEDULE 13D/A | 5 |
| SCHEDULE 13G/A | 2 |
| 144 | 2 |
| SCHEDULE 13G | 1 |
Latest files
| Filed | Form | Report period | Accession | SEC |
|---|---|---|---|---|
| May 13, 2026 | 4 | May 07, 2026 | 0001692115-26-000098 | View |
| May 13, 2026 | 4 | May 07, 2026 | 0001692115-26-000099 | View |
| May 11, 2026 | 8-K | May 07, 2026 | 0001692115-26-000090 | View |
| May 08, 2026 | SCHEDULE 13D/A | — | 0001011438-26-000266 | View |
| May 05, 2026 | 8-K | May 05, 2026 | 0001692115-26-000086 | View |
| Apr 29, 2026 | SCHEDULE 13G | — | 0002100121-26-000644 | View |
| Mar 27, 2026 | SCHEDULE 13G/A | — | 0000102909-26-002373 | View |
| Mar 04, 2026 | 144 | — | 0001949846-26-000141 | View |
| Mar 03, 2026 | 4 | Feb 27, 2026 | 0001692115-26-000070 | View |
| Mar 03, 2026 | 4 | Feb 27, 2026 | 0001692115-26-000071 | View |
| Mar 03, 2026 | 4 | Feb 27, 2026 | 0001692115-26-000072 | View |
| Mar 03, 2026 | 4 | Feb 27, 2026 | 0001692115-26-000073 | View |
| Mar 03, 2026 | 4 | Feb 27, 2026 | 0001692115-26-000074 | View |
| Mar 03, 2026 | 4 | Feb 27, 2026 | 0001692115-26-000075 | View |
| Mar 03, 2026 | 4 | Feb 27, 2026 | 0001692115-26-000076 | View |
| Feb 25, 2026 | 8-K | Feb 19, 2026 | 0001193125-26-071537 | View |
| Feb 25, 2026 | 8-K | Feb 25, 2026 | 0001692115-26-000060 | View |
| Feb 23, 2026 | 4 | Feb 19, 2026 | 0001692115-26-000039 | View |
| Feb 23, 2026 | 4 | Feb 19, 2026 | 0001692115-26-000040 | View |
| Feb 23, 2026 | 4 | Feb 19, 2026 | 0001692115-26-000041 | View |
| Feb 23, 2026 | 4 | Feb 19, 2026 | 0001692115-26-000042 | View |
| Feb 23, 2026 | 4 | Feb 19, 2026 | 0001692115-26-000043 | View |
| Feb 23, 2026 | 4 | Feb 19, 2026 | 0001692115-26-000044 | View |
| Feb 23, 2026 | 4 | Feb 19, 2026 | 0001692115-26-000045 | View |
| Feb 23, 2026 | 4 | Feb 19, 2026 | 0001692115-26-000046 | View |
| Feb 23, 2026 | 4 | Feb 19, 2026 | 0001692115-26-000047 | View |
| Feb 23, 2026 | 4 | Feb 19, 2026 | 0001692115-26-000048 | View |
| Feb 23, 2026 | 4 | Feb 19, 2026 | 0001692115-26-000049 | View |
| Feb 23, 2026 | 4 | Feb 19, 2026 | 0001692115-26-000050 | View |
| Feb 23, 2026 | 4 | Feb 19, 2026 | 0001692115-26-000051 | View |
| Feb 23, 2026 | 4 | Feb 19, 2026 | 0001692115-26-000052 | View |
| Feb 23, 2026 | 4 | Feb 19, 2026 | 0001692115-26-000053 | View |
| Feb 23, 2026 | 4 | Feb 19, 2026 | 0001692115-26-000054 | View |
| Feb 23, 2026 | 4 | Feb 19, 2026 | 0001692115-26-000055 | View |
| Feb 12, 2026 | 8-K | Feb 11, 2026 | 0001193125-26-047540 | View |
| Feb 11, 2026 | 8-K | Feb 06, 2026 | 0001193125-26-045442 | View |
| Feb 05, 2026 | SCHEDULE 13G/A | — | 0000315066-26-000506 | View |
| Jan 29, 2026 | SCHEDULE 13D/A | — | 0001539497-26-000218 | View |
| Jan 21, 2026 | SCHEDULE 13D/A | — | 0001539497-26-000113 | View |
| Jan 13, 2026 | 4 | Jan 09, 2026 | 0001740097-26-000002 | View |
| Jan 12, 2026 | 4 | Jan 08, 2026 | 0001692115-26-000013 | View |
| Jan 12, 2026 | 4 | Jan 08, 2026 | 0001692115-26-000014 | View |
| Jan 12, 2026 | 4 | Jan 08, 2026 | 0001692115-26-000015 | View |
| Jan 12, 2026 | 4 | Jan 08, 2026 | 0001692115-26-000016 | View |
| Jan 12, 2026 | 4 | Jan 08, 2026 | 0001692115-26-000017 | View |
| Jan 12, 2026 | 4 | Jan 08, 2026 | 0001692115-26-000018 | View |
| Jan 12, 2026 | 4 | Jan 08, 2026 | 0001692115-26-000019 | View |
| Jan 12, 2026 | 4 | Jan 08, 2026 | 0001692115-26-000020 | View |
| Jan 09, 2026 | 144 | — | 0001959173-26-000235 | View |
| Jan 09, 2026 | 8-K | Jan 09, 2026 | 0001692115-26-000004 | View |
| Jan 02, 2026 | SCHEDULE 13D/A | — | 0001539497-26-000002 | View |
| Jan 02, 2026 | 8-K | Dec 31, 2025 | 0001193125-26-000920 | View |
| Nov 26, 2025 | SCHEDULE 13D/A | — | 0001539497-25-003071 | View |
| Nov 26, 2025 | 4 | Nov 25, 2025 | 0001955367-25-000008 | View |
| Nov 26, 2025 | 8-K | Nov 26, 2025 | 0001193125-25-300528 | View |