Williams Companies, Inc. SEC filings WMB
Williams Companies, Inc. has 1,001 filings in SEC EDGAR's recent list, going back to Aug 2, 2016. Its latest annual report, Form ARS, was filed on Mar 18, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Nov 2, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Nov 2, 2026 (other events). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 8-K |
Current report
Other events
|
Nov 2, 2026 | Nov 2, 2026 |
| 424B2 | Prospectus | Nov 2, 2026 | — |
| S-3ASR | Automatic shelf registration | Nov 2, 2026 | — |
| 10-Q | Quarterly report | Nov 2, 2026 | Sep 30, 2026 |
| 8-K |
Current report
Results of operations
|
Nov 2, 2026 | Nov 2, 2026 |
| SD | Specialized disclosure (conflict minerals) | Sep 11, 2026 | — |
| 8-K |
Current report
Material agreement
|
Sep 10, 2026 | Sep 10, 2026 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Sep 10, 2026 | Sep 8, 2026 |
| 424B2 | Prospectus | Sep 9, 2026 | — |
| FWP | Free writing prospectus | Sep 9, 2026 | — |
| 424B5 | Prospectus supplement | Sep 8, 2026 | — |
| 8-K |
Current report
Other events
|
Sep 3, 2026 | Sep 3, 2026 |
| 424B2 | Prospectus | Sep 3, 2026 | — |
| 8-K |
Current report
Officer or director change
|
Aug 21, 2026 | Aug 21, 2026 |
| 10-Q | Quarterly report | Aug 3, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Results of operations
|
Aug 3, 2026 | Aug 3, 2026 |
| 8-K |
Current report
Regulation FD disclosure
|
Jul 13, 2026 | Jul 10, 2026 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Jul 1, 2026 | Jul 1, 2026 |
| 8-K |
Current report
Material agreement, New debt
|
May 20, 2026 | May 20, 2026 |
| S-8 | Employee stock plan registration | May 20, 2026 | — |
| 10-Q | Quarterly report | May 4, 2026 | Mar 31, 2026 |
| 8-K |
Current report
Results of operations
|
May 4, 2026 | May 4, 2026 |
| 8-K |
Current report
Officer or director change, Shareholder vote results, Regulation FD disclosure
|
May 4, 2026 | May 4, 2026 |
| DEFA14A | Additional proxy material | Mar 26, 2026 | — |
| 8-K |
Current report
Officer or director change
|
Mar 26, 2026 | Mar 26, 2026 |
| ARS | Annual report to shareholders | Mar 18, 2026 | Dec 31, 2025 |
| DEFA14A | Additional proxy material | Mar 18, 2026 | — |
| DEF 14A | Proxy statement | Mar 18, 2026 | Apr 28, 2026 |
| 10-K | Annual report | Feb 24, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Results of operations
|
Feb 10, 2026 | Feb 10, 2026 |
| 8-K |
Current report
Material agreement
|
Jan 8, 2026 | Jan 8, 2026 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Jan 8, 2026 | Jan 5, 2026 |
| 424B2 | Prospectus | Jan 6, 2026 | — |
| FWP | Free writing prospectus | Jan 6, 2026 | — |
| 424B5 | Prospectus supplement | Jan 5, 2026 | — |
| 8-K |
Current report
Material agreement, New debt
|
Dec 1, 2025 | Dec 1, 2025 |
| 8-K |
Current report
Material agreement, New debt
|
Nov 20, 2025 | Nov 20, 2025 |
| 10-Q | Quarterly report | Nov 3, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Results of operations
|
Nov 3, 2025 | Nov 3, 2025 |
| 8-K |
Current report
Regulation FD disclosure
|
Oct 1, 2025 | Oct 1, 2025 |
| SD | Specialized disclosure (conflict minerals) | Aug 29, 2025 | — |
| 10-Q | Quarterly report | Aug 4, 2025 | Jun 30, 2025 |
| 8-K |
Current report
Results of operations
|
Aug 4, 2025 | Aug 4, 2025 |
| 8-K |
Current report
Material agreement
|
Jun 30, 2025 | Jun 30, 2025 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Jun 30, 2025 | Jun 26, 2025 |
| 424B2 | Prospectus | Jun 27, 2025 | — |
| FWP | Free writing prospectus | Jun 27, 2025 | — |
| 424B5 | Prospectus supplement | Jun 26, 2025 | — |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure, Other events
|
May 5, 2025 | Apr 29, 2025 |
| 10-Q | Quarterly report | May 5, 2025 | Mar 31, 2025 |
| 8-K |
Current report
Results of operations
|
May 5, 2025 | May 5, 2025 |
| 8-K |
Current report
Shareholder vote results, Regulation FD disclosure
|
May 2, 2025 | Apr 29, 2025 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Apr 24, 2025 | Apr 22, 2025 |
| ARS | Annual report to shareholders | Mar 19, 2025 | Dec 31, 2024 |
| DEFA14A | Additional proxy material | Mar 19, 2025 | — |
| DEF 14A | Proxy statement | Mar 19, 2025 | Apr 29, 2025 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Mar 13, 2025 | Mar 13, 2025 |
| 15-15D | Filing | Mar 4, 2025 | — |
| S-8 POS | Filing | Mar 4, 2025 | — |
| 8-K |
Current report
Regulation FD disclosure
|
Mar 3, 2025 | Mar 3, 2025 |
| 10-K | Annual report | Feb 25, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Results of operations
|
Feb 12, 2025 | Feb 12, 2025 |
| 8-K |
Current report
Material agreement
|
Jan 10, 2025 | Jan 9, 2025 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Jan 8, 2025 | Jan 6, 2025 |
| 424B2 | Prospectus | Jan 8, 2025 | — |
| FWP | Free writing prospectus | Jan 7, 2025 | — |
| 424B5 | Prospectus supplement | Jan 6, 2025 | — |
| 10-Q | Quarterly report | Nov 6, 2024 | Sep 30, 2024 |
| 8-K |
Current report
Results of operations
|
Nov 6, 2024 | Nov 6, 2024 |
| SD | Specialized disclosure (conflict minerals) | Sep 16, 2024 | — |
| 8-K |
Current report
Material agreement
|
Aug 14, 2024 | Aug 13, 2024 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Aug 13, 2024 | Aug 8, 2024 |
| 424B2 | Prospectus | Aug 12, 2024 | — |
| FWP | Free writing prospectus | Aug 9, 2024 | — |
| 424B5 | Prospectus supplement | Aug 8, 2024 | — |
| 10-Q | Quarterly report | Aug 5, 2024 | Jun 30, 2024 |
| 8-K |
Current report
Results of operations
|
Aug 5, 2024 | Aug 5, 2024 |
| 11-K | Employee savings plan report | Jun 14, 2024 | Dec 31, 2023 |
| 10-Q | Quarterly report | May 6, 2024 | Mar 31, 2024 |
| 8-K |
Current report
Results of operations
|
May 6, 2024 | May 6, 2024 |
| 8-K |
Current report
Shareholder vote results, Regulation FD disclosure
|
May 3, 2024 | Apr 30, 2024 |
| DEFA14A | Additional proxy material | Apr 11, 2024 | — |
| DEFA14A | Additional proxy material | Mar 20, 2024 | — |
| ARS | Annual report to shareholders | Mar 20, 2024 | Dec 31, 2023 |
| DEFA14A | Additional proxy material | Mar 20, 2024 | — |
| DEF 14A | Proxy statement | Mar 20, 2024 | Apr 30, 2024 |
| S-3ASR | Automatic shelf registration | Feb 21, 2024 | — |
| PRE 14A | Preliminary proxy statement | Feb 21, 2024 | Apr 30, 2024 |
| 10-K | Annual report | Feb 21, 2024 | Dec 31, 2023 |
| 8-K |
Current report
Results of operations
|
Feb 14, 2024 | Feb 14, 2024 |
| 8-K |
Current report
Material agreement
|
Jan 5, 2024 | Jan 5, 2024 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Jan 5, 2024 | Jan 2, 2024 |
| 424B2 | Prospectus | Jan 4, 2024 | — |
| FWP | Free writing prospectus | Jan 3, 2024 | — |
| 424B5 | Prospectus supplement | Jan 2, 2024 | — |
| 10-Q | Quarterly report | Nov 1, 2023 | Sep 30, 2023 |
| 8-K |
Current report
Results of operations
|
Nov 1, 2023 | Nov 1, 2023 |
| 8-K |
Current report
Material agreement
|
Aug 10, 2023 | Aug 10, 2023 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Aug 10, 2023 | Aug 7, 2023 |
| 424B2 | Prospectus | Aug 9, 2023 | — |
| FWP | Free writing prospectus | Aug 8, 2023 | — |
| 424B5 | Prospectus supplement | Aug 7, 2023 | — |
| 10-Q | Quarterly report | Aug 2, 2023 | Jun 30, 2023 |
| 8-K |
Current report
Results of operations
|
Aug 2, 2023 | Aug 2, 2023 |
| 11-K | Employee savings plan report | Jun 8, 2023 | Dec 31, 2022 |
| 10-Q | Quarterly report | May 3, 2023 | Mar 31, 2023 |
| 8-K |
Current report
Results of operations
|
May 3, 2023 | May 3, 2023 |
| 8-K |
Current report
Shareholder vote results, Regulation FD disclosure
|
Apr 28, 2023 | Apr 25, 2023 |
| ARS | Annual report to shareholders | Mar 16, 2023 | Dec 31, 2022 |
| DEFA14A | Additional proxy material | Mar 16, 2023 | — |
| DEF 14A | Proxy statement | Mar 16, 2023 | — |
| 8-K |
Current report
Material agreement
|
Mar 2, 2023 | Mar 2, 2023 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Mar 2, 2023 | Feb 27, 2023 |
| 424B2 | Prospectus | Mar 1, 2023 | — |
| FWP | Free writing prospectus | Feb 27, 2023 | — |
| 424B5 | Prospectus supplement | Feb 27, 2023 | — |
| 10-K | Annual report | Feb 27, 2023 | Dec 31, 2022 |
| 8-K |
Current report
Results of operations
|
Feb 21, 2023 | Feb 21, 2023 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Feb 13, 2023 | Feb 8, 2023 |
| 10-Q | Quarterly report | Oct 31, 2022 | Sep 30, 2022 |
| 8-K |
Current report
Results of operations
|
Oct 31, 2022 | Oct 31, 2022 |
| 8-K |
Current report
Material agreement
|
Aug 8, 2022 | Aug 8, 2022 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Aug 8, 2022 | Aug 3, 2022 |
| 424B2 | Prospectus | Aug 5, 2022 | — |
| FWP | Free writing prospectus | Aug 3, 2022 | — |
| 424B5 | Prospectus supplement | Aug 3, 2022 | — |
| 10-Q | Quarterly report | Aug 1, 2022 | Jun 30, 2022 |
| 8-K |
Current report
Results of operations
|
Aug 1, 2022 | Aug 1, 2022 |
| 11-K | Employee savings plan report | Jun 9, 2022 | Dec 31, 2021 |
| 8-K |
Current report
Other events
|
May 3, 2022 | May 2, 2022 |
| 10-Q | Quarterly report | May 2, 2022 | Mar 31, 2022 |
| 8-K |
Current report
Results of operations
|
May 2, 2022 | May 2, 2022 |
| 8-K |
Current report
Officer or director change, Shareholder vote results, Regulation FD disclosure
|
Apr 28, 2022 | Apr 26, 2022 |
| DEFA14A | Additional proxy material | Mar 17, 2022 | — |
| DEF 14A | Proxy statement | Mar 17, 2022 | Apr 26, 2022 |
| 10-K | Annual report | Feb 28, 2022 | Dec 31, 2021 |
| 8-K |
Current report
Results of operations
|
Feb 22, 2022 | Feb 22, 2022 |
| 8-K |
Current report
Officer or director change, Bylaw or fiscal year change, Regulation FD disclosure
|
Feb 3, 2022 | Jan 28, 2022 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Dec 13, 2021 | Dec 10, 2021 |
| 8-K |
Current report
Officer or director change
|
Nov 30, 2021 | Nov 24, 2021 |
| 10-Q | Quarterly report | Nov 1, 2021 | Sep 30, 2021 |
| 8-K |
Current report
Results of operations
|
Nov 1, 2021 | Nov 1, 2021 |
| 8-K |
Current report
Material agreement
|
Oct 8, 2021 | Oct 8, 2021 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Oct 8, 2021 | Oct 5, 2021 |
| 424B2 | Prospectus | Oct 7, 2021 | — |
| FWP | Free writing prospectus | Oct 5, 2021 | — |
| 424B5 | Prospectus supplement | Oct 5, 2021 | — |
| 8-K |
Current report
Regulation FD disclosure
|
Sep 8, 2021 | Sep 3, 2021 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Aug 23, 2021 | Aug 20, 2021 |
| 10-Q | Quarterly report | Aug 2, 2021 | Jun 30, 2021 |
| 8-K |
Current report
Results of operations
|
Aug 2, 2021 | Aug 2, 2021 |
| 11-K | Employee savings plan report | Jun 10, 2021 | Dec 31, 2020 |
| 10-Q | Quarterly report | May 3, 2021 | Mar 31, 2021 |
| 8-K |
Current report
Results of operations
|
May 3, 2021 | May 3, 2021 |
| 8-K |
Current report
Shareholder vote results, Regulation FD disclosure
|
Apr 30, 2021 | Apr 27, 2021 |
| DEFA14A | Additional proxy material | Mar 18, 2021 | — |
| DEF 14A | Proxy statement | Mar 18, 2021 | Apr 27, 2021 |
| 8-K |
Current report
Agreement ended, Change to shareholder rights
|
Mar 3, 2021 | Feb 26, 2021 |
| 8-K |
Current report
Material agreement
|
Mar 2, 2021 | Mar 2, 2021 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Mar 2, 2021 | Feb 25, 2021 |
| 424B2 | Prospectus | Mar 1, 2021 | — |
| FWP | Free writing prospectus | Feb 25, 2021 | — |
| 424B5 | Prospectus supplement | Feb 25, 2021 | — |
| S-3ASR | Automatic shelf registration | Feb 24, 2021 | — |
| 10-K | Annual report | Feb 24, 2021 | Dec 31, 2020 |
| 8-K |
Current report
Results of operations
|
Feb 22, 2021 | Feb 22, 2021 |
| 8-K |
Current report
Officer or director change
|
Jan 6, 2021 | Jan 5, 2021 |
| 8-K |
Current report
Officer or director change
|
Dec 9, 2020 | Dec 8, 2020 |
| 10-Q | Quarterly report | Nov 2, 2020 | Sep 30, 2020 |
| 8-K |
Current report
Results of operations
|
Nov 2, 2020 | Nov 2, 2020 |
| 10-Q | Quarterly report | Aug 3, 2020 | Jun 30, 2020 |
| 8-K |
Current report
Results of operations
|
Aug 3, 2020 | Aug 3, 2020 |
| 11-K | Employee savings plan report | Jun 11, 2020 | Dec 31, 2019 |
| 8-K |
Current report
Material agreement
|
May 14, 2020 | May 14, 2020 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
May 14, 2020 | May 12, 2020 |
| 424B2 | Prospectus | May 13, 2020 | — |
| FWP | Free writing prospectus | May 12, 2020 | — |
| 424B5 | Prospectus supplement | May 12, 2020 | — |
| 8-K |
Current report
Material agreement, New debt
|
May 8, 2020 | May 8, 2020 |
| 8-K |
Current report
Other events
|
May 4, 2020 | May 4, 2020 |
| 10-Q | Quarterly report | May 4, 2020 | Mar 31, 2020 |
| 8-K |
Current report
Results of operations
|
May 4, 2020 | May 4, 2020 |
| 8-K |
Current report
Shareholder vote results
|
Apr 29, 2020 | Apr 28, 2020 |
| DEFA14A | Additional proxy material | Apr 15, 2020 | — |
| DEFA14A | Additional proxy material | Mar 30, 2020 | — |
| DEFA14A | Additional proxy material | Mar 26, 2020 | — |
| CERT | Nyse certification filing | Mar 23, 2020 | — |
| 8-A12B | Filing | Mar 20, 2020 | — |
| 8-K |
Current report
Material agreement, Change to shareholder rights, Bylaw or fiscal year change, Other events
|
Mar 20, 2020 | Mar 19, 2020 |
| DEFA14A | Additional proxy material | Mar 19, 2020 | — |
| DEF 14A | Proxy statement | Mar 19, 2020 | Apr 28, 2020 |
| 8-K |
Current report
Officer or director change
|
Feb 28, 2020 | Feb 28, 2020 |
| 10-K | Annual report | Feb 24, 2020 | Dec 31, 2019 |
| 8-K |
Current report
Results of operations
|
Feb 19, 2020 | Feb 19, 2020 |
| 10-Q | Quarterly report | Oct 31, 2019 | Sep 30, 2019 |
| 8-K |
Current report
Results of operations
|
Oct 30, 2019 | Oct 30, 2019 |
| 10-Q | Quarterly report | Aug 1, 2019 | Jun 30, 2019 |
| 8-K |
Current report
Results of operations
|
Jul 31, 2019 | Jul 31, 2019 |
| 8-K |
Current report
Officer or director change
|
Jul 29, 2019 | Jul 23, 2019 |
| 8-K |
Current report
Officer or director change, Other events
|
Jul 9, 2019 | Jul 2, 2019 |
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 Transmission (SIC 4922)
- Listed as
- WMB (NYSE)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Tulsa, OK
- SEC filer status
- Large accelerated filer
- SEC CIK
- 107263
- Former names
- WILLIAMS COMPANIES INC (until Jun 14, 2019)
Other Natural Gas Transmission companies
Source: SEC EDGAR filings. This is company-reported data, not investment advice.