Southwest Gas Holdings, Inc. — SCHEDULE 13D/A Filings
8 SCHEDULE 13D/A filings on record
This page lists all SCHEDULE 13D/A filings submitted to the SEC by Southwest Gas Holdings, Inc. (SWX), sorted by most recent first. Each row links to the full filing on EdgarLookup. Southwest Gas Holdings, Inc. has filed 8 SCHEDULE 13D/A documents with the SEC since 2018. To view all SEC filings by Southwest Gas Holdings, Inc., see the full filings list.
All
10-K
10-Q
11-K
144
15-12G
25-NSE
3
3/A
4
4/A
424B5
424B7
5
8-A12B
8-A12B/A
8-K
8-K/A
8-K12B
ARS
CERT
CORRESP
DEF 14A
DEFA14A
DEFC14A
DEFR14A
DFAN14A
POSASR
PRE 14A
PREC14A
PRER14A
S-3ASR
S-8
S-8 POS
SC 13D
SC 13D/A
SC 13G
SC 13G/A
SC 14D9
SC 14D9/A
SC TO-C
SC TO-T
SC TO-T/A
SC14D9C
SCHEDULE 13D/A
SCHEDULE 13G
SCHEDULE 13G/A
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| SCHEDULE 13D/A | — | 0001539497-26-000218 | Jan 29, 2026 | — |
| SCHEDULE 13D/A | — | 0001539497-26-000113 | Jan 21, 2026 | — |
| SCHEDULE 13D/A | — | 0001539497-26-000002 | Jan 2, 2026 | — |
| SCHEDULE 13D/A | — | 0001539497-25-003071 | Nov 26, 2025 | — |
| SCHEDULE 13D/A | — | 0001539497-25-002707 | Oct 14, 2025 | — |
| SCHEDULE 13D/A | — | 0001539497-25-002518 | Sep 26, 2025 | — |
| SCHEDULE 13D/A | — | 0001011438-25-000333 | May 28, 2025 | — |
| SCHEDULE 13D/A | — | 0001539497-25-001038 | Mar 25, 2025 | — |