Southwest Gas Holdings, Inc. SEC filings SWX
Southwest Gas Holdings, Inc. has 1,013 filings in SEC EDGAR's recent list, going back to Mar 2, 2018. Its latest annual report, Form ARS, was filed on Mar 23, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Nov 4, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Nov 4, 2026 (results of operations). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 10-Q | Quarterly report | Nov 4, 2026 | Sep 30, 2026 |
| 8-K |
Current report
Results of operations
|
Nov 4, 2026 | Nov 4, 2026 |
| 8-K |
Current report
Officer or director change
|
Oct 20, 2026 | Oct 20, 2026 |
| 10-Q | Quarterly report | Aug 5, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Results of operations
|
Aug 5, 2026 | Aug 5, 2026 |
| 11-K | Employee savings plan report | Jun 25, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Shareholder vote results
|
May 11, 2026 | May 7, 2026 |
| 10-Q | Quarterly report | May 5, 2026 | Mar 31, 2026 |
| 8-K |
Current report
Results of operations
|
May 5, 2026 | May 5, 2026 |
| ARS | Annual report to shareholders | Mar 23, 2026 | Dec 31, 2025 |
| DEFA14A | Additional proxy material | Mar 23, 2026 | — |
| DEF 14A | Proxy statement | Mar 23, 2026 | May 7, 2026 |
| 8-K |
Current report
Officer or director change
|
Feb 25, 2026 | Feb 19, 2026 |
| 10-K | Annual report | Feb 25, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Results of operations
|
Feb 25, 2026 | Feb 25, 2026 |
| 8-K |
Current report
Agreement ended
|
Feb 12, 2026 | Feb 11, 2026 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Feb 11, 2026 | Feb 6, 2026 |
| 8-K |
Current report
Results of operations, Restatement, Regulation FD disclosure
|
Jan 9, 2026 | Jan 9, 2026 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Jan 2, 2026 | Dec 31, 2025 |
| 424B7 | Filing | Nov 26, 2025 | — |
| 8-K |
Current report
Material agreement, Officer or director change, Other events
|
Nov 26, 2025 | Nov 26, 2025 |
| 8-K |
Current report
Officer or director change
|
Nov 5, 2025 | Oct 31, 2025 |
| 10-Q | Quarterly report | Nov 5, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Results of operations
|
Nov 5, 2025 | Nov 5, 2025 |
| 8-K |
Current report
Material agreement
|
Oct 14, 2025 | Oct 14, 2025 |
| 8-K |
Current report
Other events
|
Sep 5, 2025 | Sep 3, 2025 |
| 8-K/A | Amended current report | Aug 15, 2025 | Aug 11, 2025 |
| 8-K |
Current report
Material agreement, Acquisition or sale of assets
|
Aug 12, 2025 | Aug 6, 2025 |
| 10-Q | Quarterly report | Aug 6, 2025 | Jun 30, 2025 |
| 8-K |
Current report
Results of operations
|
Aug 6, 2025 | Aug 6, 2025 |
| 8-K |
Current report
Officer or director change
|
Jul 9, 2025 | Jul 2, 2025 |
| 8-K |
Current report
Other events
|
Jul 8, 2025 | Jul 8, 2025 |
| 8-K |
Current report
Material agreement
|
Jul 2, 2025 | Jun 27, 2025 |
| 8-K |
Current report
Material agreement, New debt
|
Jul 2, 2025 | Jun 27, 2025 |
| 11-K | Employee savings plan report | Jun 25, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Material agreement
|
Jun 18, 2025 | Jun 13, 2025 |
| 8-K |
Current report
Regulation FD disclosure
|
Jun 6, 2025 | Jun 5, 2025 |
| 8-K |
Current report
Officer or director change
|
Jun 3, 2025 | May 29, 2025 |
| 8-K |
Current report
Material agreement, Agreement ended, Change to shareholder rights
|
May 22, 2025 | May 19, 2025 |
| 15-12G | Deregistration | May 21, 2025 | — |
| 25-NSE | Delisting notice | May 21, 2025 | — |
| 10-Q | Quarterly report | May 12, 2025 | Mar 31, 2025 |
| 8-K |
Current report
Results of operations
|
May 12, 2025 | May 12, 2025 |
| 8-K |
Current report
Shareholder vote results
|
May 5, 2025 | May 1, 2025 |
| ARS | Annual report to shareholders | Mar 17, 2025 | Dec 31, 2024 |
| DEFA14A | Additional proxy material | Mar 17, 2025 | — |
| DEF 14A | Proxy statement | Mar 17, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Officer or director change
|
Mar 13, 2025 | Mar 9, 2025 |
| 10-K | Annual report | Feb 26, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Results of operations
|
Feb 26, 2025 | Feb 26, 2025 |
| 8-K |
Current report
Officer or director change
|
Feb 25, 2025 | Feb 20, 2025 |
| 10-Q | Quarterly report | Nov 6, 2024 | Sep 30, 2024 |
| 8-K |
Current report
Results of operations
|
Nov 6, 2024 | Nov 6, 2024 |
| 8-K |
Current report
Material agreement
|
Oct 15, 2024 | Oct 15, 2024 |
| 8-K |
Current report
Other events
|
Aug 6, 2024 | Aug 6, 2024 |
| 424B5 | Prospectus supplement | Aug 6, 2024 | — |
| 10-Q | Quarterly report | Aug 6, 2024 | Jun 30, 2024 |
| 8-K |
Current report
Results of operations
|
Aug 6, 2024 | Aug 6, 2024 |
| 8-K |
Current report
Material agreement, New debt
|
Aug 5, 2024 | Aug 1, 2024 |
| 11-K | Employee savings plan report | Jun 25, 2024 | Dec 31, 2023 |
| 8-K |
Current report
Regulation FD disclosure
|
May 14, 2024 | May 14, 2024 |
| S-8 | Employee stock plan registration | May 10, 2024 | — |
| 10-Q | Quarterly report | May 8, 2024 | Mar 31, 2024 |
| 8-K |
Current report
Results of operations
|
May 8, 2024 | May 8, 2024 |
| 8-K |
Current report
Officer or director change
|
May 7, 2024 | May 2, 2024 |
| 8-K |
Current report
Shareholder vote results
|
May 7, 2024 | May 2, 2024 |
| 8-K |
Current report
Material agreement
|
Apr 17, 2024 | Apr 11, 2024 |
| UPLOAD | Letter from the SEC | Mar 29, 2024 | — |
| 8-K |
Current report
Material agreement
|
Mar 22, 2024 | Mar 22, 2024 |
| CORRESP | Letter to the SEC | Mar 22, 2024 | — |
| DEFR14A | Filing | Mar 22, 2024 | — |
| UPLOAD | Letter from the SEC | Mar 21, 2024 | — |
| ARS | Annual report to shareholders | Mar 18, 2024 | Dec 31, 2023 |
| DEFA14A | Additional proxy material | Mar 18, 2024 | — |
| DEF 14A | Proxy statement | Mar 18, 2024 | May 2, 2024 |
| PRE 14A | Preliminary proxy statement | Mar 8, 2024 | May 2, 2024 |
| 10-K | Annual report | Feb 28, 2024 | Dec 31, 2023 |
| 8-K |
Current report
Results of operations
|
Feb 28, 2024 | Feb 28, 2024 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Dec 22, 2023 | Dec 21, 2023 |
| 8-K |
Current report
Officer or director change
|
Dec 15, 2023 | Dec 13, 2023 |
| 8-K |
Current report
Other events
|
Nov 28, 2023 | Nov 28, 2023 |
| 424B5 | Prospectus supplement | Nov 28, 2023 | — |
| S-3ASR | Automatic shelf registration | Nov 28, 2023 | — |
| 8-K |
Current report
Material agreement
|
Nov 27, 2023 | Nov 21, 2023 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Nov 27, 2023 | Nov 20, 2023 |
| 8-K |
Current report
Material agreement
|
Nov 15, 2023 | Nov 13, 2023 |
| CERT | Nyse certification | Nov 13, 2023 | — |
| 10-Q | Quarterly report | Nov 8, 2023 | Sep 30, 2023 |
| 8-K |
Current report
Results of operations
|
Nov 8, 2023 | Nov 8, 2023 |
| 8-A12B | Filing | Nov 6, 2023 | — |
| 8-K |
Current report
Material agreement, Change to shareholder rights, Bylaw or fiscal year change, Regulation FD disclosure
|
Nov 6, 2023 | Nov 3, 2023 |
| 8-K |
Current report
Bylaw or fiscal year change
|
Oct 25, 2023 | Oct 20, 2023 |
| 10-Q | Quarterly report | Aug 9, 2023 | Jun 30, 2023 |
| 8-K |
Current report
Results of operations
|
Aug 9, 2023 | Aug 9, 2023 |
| 8-K |
Current report
Officer or director change
|
Jul 19, 2023 | Jul 17, 2023 |
| 11-K | Employee savings plan report | Jun 29, 2023 | Dec 31, 2022 |
| 8-K |
Current report
Regulation FD disclosure
|
May 18, 2023 | May 18, 2023 |
| 8-K |
Current report
Shareholder vote results
|
May 9, 2023 | May 4, 2023 |
| 10-Q | Quarterly report | May 9, 2023 | Mar 31, 2023 |
| 8-K |
Current report
Results of operations
|
May 9, 2023 | May 9, 2023 |
| 8-K |
Current report
Material agreement
|
Apr 28, 2023 | Apr 25, 2023 |
| 8-K |
Current report
Material agreement, New debt
|
Apr 17, 2023 | Apr 17, 2023 |
| 8-K |
Current report
Officer or director change
|
Apr 4, 2023 | Mar 29, 2023 |
| 8-K |
Current report
Material agreement, New debt
|
Mar 23, 2023 | Mar 21, 2023 |
| ARS | Annual report to shareholders | Mar 21, 2023 | Dec 31, 2022 |
| DEFA14A | Additional proxy material | Mar 21, 2023 | — |
| DEF 14A | Proxy statement | Mar 21, 2023 | — |
| 8-K |
Current report
Material agreement
|
Mar 10, 2023 | Mar 8, 2023 |
| 424B5 | Prospectus supplement | Mar 9, 2023 | — |
| 424B5 | Prospectus supplement | Mar 7, 2023 | — |
| 8-K |
Current report
Other events
|
Mar 7, 2023 | Mar 7, 2023 |
| 10-K | Annual report | Feb 28, 2023 | Dec 31, 2022 |
| 8-K |
Current report
Results of operations
|
Feb 28, 2023 | Feb 28, 2023 |
| 8-K/A | Amended current report | Feb 21, 2023 | Feb 14, 2023 |
| 8-K |
Current report
Acquisition or sale of assets, Regulation FD disclosure
|
Feb 14, 2023 | Feb 14, 2023 |
| 8-K |
Current report
Material agreement, New debt
|
Jan 20, 2023 | Jan 20, 2023 |
| S-8 POS | Filing | Jan 13, 2023 | — |
| 25-NSE | Delisting notice | Jan 13, 2023 | — |
| S-8 POS | Filing | Jan 13, 2023 | — |
| 15-12G | Deregistration | Jan 13, 2023 | — |
| 8-A12B/A | Filing | Jan 13, 2023 | — |
| 8-K |
Current report
Bylaw or fiscal year change
|
Jan 13, 2023 | Jan 13, 2023 |
| 8-K |
Current report
Other events
|
Dec 30, 2022 | Dec 30, 2022 |
| 8-K |
Current report
Material agreement, Regulation FD disclosure
|
Dec 15, 2022 | Dec 14, 2022 |
| 8-K |
Current report
Material agreement, New debt
|
Dec 1, 2022 | Nov 29, 2022 |
| 10-Q | Quarterly report | Nov 9, 2022 | Sep 30, 2022 |
| 8-K |
Current report
Results of operations
|
Nov 9, 2022 | Nov 9, 2022 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Nov 7, 2022 | Nov 7, 2022 |
| UPLOAD | Letter from the SEC | Oct 26, 2022 | — |
| 8-K |
Current report
Material agreement
|
Oct 26, 2022 | Oct 24, 2022 |
| 8-K |
Current report
Officer or director change
|
Oct 11, 2022 | Oct 6, 2022 |
| CORRESP | Letter to the SEC | Oct 3, 2022 | — |
| 8-K |
Current report
Material agreement, New debt
|
Sep 29, 2022 | Sep 26, 2022 |
| UPLOAD | Letter from the SEC | Sep 20, 2022 | — |
| 8-K |
Current report
Officer or director change
|
Aug 9, 2022 | Aug 9, 2022 |
| 10-Q | Quarterly report | Aug 9, 2022 | Jun 30, 2022 |
| 8-K |
Current report
Results of operations
|
Aug 9, 2022 | Aug 9, 2022 |
| 8-K |
Current report
Material agreement, Officer or director change
|
Aug 8, 2022 | Aug 2, 2022 |
| 11-K | Employee savings plan report | Jun 29, 2022 | Dec 31, 2021 |
| 8-K |
Current report
Officer or director change
|
Jun 9, 2022 | Jun 6, 2022 |
| 8-K/A |
Amended current report
Officer or director change
|
Jun 6, 2022 | Mar 24, 2022 |
| 8-K |
Current report
Officer or director change
|
Jun 1, 2022 | May 27, 2022 |
| 8-K |
Current report
Shareholder vote results
|
May 24, 2022 | May 19, 2022 |
| SC TO-T/A | Filing | May 23, 2022 | — |
| 8-K |
Current report
Regulation FD disclosure
|
May 13, 2022 | May 13, 2022 |
| DFAN14A | Filing | May 12, 2022 | — |
| SC 14D9/A | Filing | May 11, 2022 | — |
| DEFA14A | Additional proxy material | May 11, 2022 | — |
| 8-A12B/A | Filing | May 10, 2022 | — |
| 8-K |
Current report
Material agreement, Change to shareholder rights, Officer or director change, Other events
|
May 10, 2022 | May 5, 2022 |
| 10-Q | Quarterly report | May 10, 2022 | Mar 31, 2022 |
| 8-K |
Current report
Results of operations
|
May 9, 2022 | May 9, 2022 |
| SC TO-T/A | Filing | May 9, 2022 | — |
| DFAN14A | Filing | May 9, 2022 | — |
| SC 14D9/A | Filing | May 9, 2022 | — |
| DEFA14A | Additional proxy material | May 9, 2022 | — |
| SC 14D9/A | Filing | Apr 28, 2022 | — |
| DEFA14A | Additional proxy material | Apr 28, 2022 | — |
| 8-K |
Current report
Regulation FD disclosure
|
Apr 28, 2022 | Apr 28, 2022 |
| SC 14D9/A | Filing | Apr 27, 2022 | — |
| DEFA14A | Additional proxy material | Apr 27, 2022 | — |
| DFAN14A | Filing | Apr 26, 2022 | — |
| SC TO-T/A | Filing | Apr 26, 2022 | — |
| SC 14D9/A | Filing | Apr 25, 2022 | — |
| DFAN14A | Filing | Apr 25, 2022 | — |
| SC TO-T/A | Filing | Apr 25, 2022 | — |
| DEFA14A | Additional proxy material | Apr 25, 2022 | — |
| DFAN14A | Filing | Apr 22, 2022 | — |
| SC TO-T/A | Filing | Apr 22, 2022 | — |
| SC 14D9/A | Filing | Apr 21, 2022 | — |
| DEFA14A | Additional proxy material | Apr 21, 2022 | — |
| DFAN14A | Filing | Apr 21, 2022 | — |
| SC TO-T/A | Filing | Apr 21, 2022 | — |
| SC 14D9/A | Filing | Apr 20, 2022 | — |
| DEFA14A | Additional proxy material | Apr 20, 2022 | — |
| SC 14D9/A | Filing | Apr 19, 2022 | — |
| DEFA14A | Additional proxy material | Apr 19, 2022 | — |
| DFAN14A | Filing | Apr 19, 2022 | — |
| SC TO-T/A | Filing | Apr 19, 2022 | — |
| SC 14D9/A | Filing | Apr 18, 2022 | — |
| DEFA14A | Additional proxy material | Apr 18, 2022 | — |
| DFAN14A | Filing | Apr 14, 2022 | — |
| SC TO-T/A | Filing | Apr 14, 2022 | — |
| DFAN14A | Filing | Apr 12, 2022 | — |
| SC TO-T/A | Filing | Apr 12, 2022 | — |
| DFAN14A | Filing | Apr 11, 2022 | — |
| SC TO-T/A | Filing | Apr 11, 2022 | — |
| DFAN14A | Filing | Apr 7, 2022 | — |
| SC TO-T/A | Filing | Apr 7, 2022 | — |
| SC 14D9/A | Filing | Apr 7, 2022 | — |
| DEFA14A | Additional proxy material | Apr 7, 2022 | — |
| SC TO-T/A | Filing | Apr 6, 2022 | — |
| DFAN14A | Filing | Apr 6, 2022 | — |
| SC TO-T/A | Filing | Apr 6, 2022 | — |
| SC 14D9/A | Filing | Apr 6, 2022 | — |
| DEFA14A | Additional proxy material | Apr 6, 2022 | — |
| SC 14D9/A | Filing | Apr 5, 2022 | — |
| DEFA14A | Additional proxy material | Apr 5, 2022 | — |
| DFAN14A | Filing | Apr 5, 2022 | — |
| SC TO-T/A | Filing | Apr 5, 2022 | — |
Showing 200 filings, the most recent 200. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
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Company profile
- Industry
- Natural Gas Transmisison & Distribution (SIC 4923)
- Listed as
- SWX (NYSE)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Las Vegas, NV
- SEC filer status
- Large accelerated filer
- SEC CIK
- 1692115
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.