Western Midstream Partners, LP SEC filings WES
Western Midstream Partners, LP has 684 filings in SEC EDGAR's recent list, going back to May 8, 2008. Its latest annual report, Form 10-K, was filed on Feb 18, 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 |
| 4 | Insider transaction | Oct 29, 2026 | Oct 28, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Oct 7, 2026 | — |
| SD | Specialized disclosure (conflict minerals) | Sep 25, 2026 | — |
| 4 | Insider transaction | Aug 12, 2026 | Aug 12, 2026 |
| EFFECT | Filing | Aug 5, 2026 | — |
| 10-Q | Quarterly report | Aug 5, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Results of operations
|
Aug 5, 2026 | Aug 5, 2026 |
| S-3 | Shelf registration | Jul 28, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jul 9, 2026 | — |
| 8-K |
Current report
Material agreement, New debt, Other events
|
Jun 25, 2026 | Jun 22, 2026 |
| S-3ASR | Automatic shelf registration | Jun 22, 2026 | — |
| 8-K |
Current report
Material agreement, Unregistered share sale, Regulation FD disclosure
|
Jun 12, 2026 | Jun 11, 2026 |
| 10-Q | Quarterly report | May 6, 2026 | Mar 31, 2026 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
May 6, 2026 | May 6, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Apr 8, 2026 | — |
| 4 | Insider transaction | Mar 12, 2026 | Mar 11, 2026 |
| 4/A | Form 4/a | Feb 19, 2026 | Feb 12, 2026 |
| 10-K | Annual report | Feb 18, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Results of operations
|
Feb 18, 2026 | Feb 18, 2026 |
| 4 | Insider transaction | Feb 13, 2026 | Feb 12, 2026 |
| 4 | Insider transaction | Feb 13, 2026 | Feb 12, 2026 |
| 4 | Insider transaction | Feb 13, 2026 | Feb 12, 2026 |
| 4 | Insider transaction | Feb 13, 2026 | Feb 12, 2026 |
| 4 | Insider transaction | Feb 13, 2026 | Feb 12, 2026 |
| 4 | Insider transaction | Feb 13, 2026 | Feb 12, 2026 |
| 4 | Insider transaction | Feb 13, 2026 | Feb 12, 2026 |
| 4 | Insider transaction | Feb 13, 2026 | Feb 12, 2026 |
| 4 | Insider transaction | Feb 13, 2026 | Feb 12, 2026 |
| 4 | Insider transaction | Feb 13, 2026 | Feb 12, 2026 |
| 4 | Insider transaction | Feb 5, 2026 | Feb 3, 2026 |
| 4 | Insider transaction | Feb 5, 2026 | Feb 3, 2026 |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Feb 5, 2026 | — |
| 8-K |
Current report
Material agreement, Regulation FD disclosure
|
Jan 22, 2026 | Jan 16, 2026 |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Jan 21, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jan 6, 2026 | — |
| 8-K |
Current report
Material agreement, New debt, Other events
|
Dec 4, 2025 | Dec 1, 2025 |
| 10-Q | Quarterly report | Nov 4, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Results of operations
|
Nov 4, 2025 | Nov 4, 2025 |
| 4 | Insider transaction | Oct 29, 2025 | Oct 28, 2025 |
| S-8 | Employee stock plan registration | Oct 15, 2025 | — |
| 8-K |
Current report
Acquisition or sale of assets, Regulation FD disclosure, Other events
|
Oct 15, 2025 | Oct 15, 2025 |
| 425 | Filing | Oct 8, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Oct 7, 2025 | — |
| 425 | Filing | Sep 29, 2025 | — |
| SD | Specialized disclosure (conflict minerals) | Sep 24, 2025 | — |
| 425 | Filing | Sep 15, 2025 | — |
| EFFECT | Filing | Sep 12, 2025 | — |
| 424B3 | Prospectus | Sep 12, 2025 | — |
| CORRESP | Letter to the SEC | Sep 10, 2025 | — |
| S-4/A | Filing | Sep 10, 2025 | — |
| UPLOAD | Letter from the SEC | Sep 4, 2025 | — |
| S-4 | Registration for a merger or exchange | Aug 28, 2025 | — |
| 425 | Filing | Aug 7, 2025 | — |
| 10-Q | Quarterly report | Aug 6, 2025 | Jun 30, 2025 |
| 425 | Filing | Aug 6, 2025 | — |
| 8-K |
Current report
Material agreement, Results of operations, Regulation FD disclosure
|
Aug 6, 2025 | Aug 6, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jul 9, 2025 | — |
| 4 | Insider transaction | May 19, 2025 | May 15, 2025 |
| 3 | Initial insider ownership | May 19, 2025 | May 5, 2025 |
| 10-Q | Quarterly report | May 7, 2025 | Mar 31, 2025 |
| 8-K |
Current report
Results of operations
|
May 7, 2025 | May 7, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Apr 9, 2025 | — |
| 8-K |
Current report
Material agreement, New debt
|
Apr 9, 2025 | Apr 7, 2025 |
| 10-K | Annual report | Feb 26, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Feb 26, 2025 | Feb 26, 2025 |
| 4 | Insider transaction | Feb 21, 2025 | Feb 20, 2025 |
| 4 | Insider transaction | Feb 21, 2025 | Feb 20, 2025 |
| 4 | Insider transaction | Feb 21, 2025 | Feb 20, 2025 |
| 4 | Insider transaction | Feb 21, 2025 | Feb 20, 2025 |
| 4 | Insider transaction | Feb 21, 2025 | Feb 20, 2025 |
| 4 | Insider transaction | Feb 21, 2025 | Feb 20, 2025 |
| 4 | Insider transaction | Feb 21, 2025 | Feb 20, 2025 |
| 4 | Insider transaction | Feb 21, 2025 | Feb 20, 2025 |
| 8-K |
Current report
Officer or director change
|
Feb 18, 2025 | Feb 18, 2025 |
| 4 | Insider transaction | Feb 14, 2025 | Feb 12, 2025 |
| 4 | Insider transaction | Feb 14, 2025 | Feb 12, 2025 |
| 4 | Insider transaction | Feb 14, 2025 | Feb 12, 2025 |
| 4 | Insider transaction | Feb 14, 2025 | Feb 12, 2025 |
| 4 | Insider transaction | Feb 14, 2025 | Feb 12, 2025 |
| 4 | Insider transaction | Feb 14, 2025 | Feb 12, 2025 |
| 4 | Insider transaction | Feb 14, 2025 | Feb 12, 2025 |
| 4 | Insider transaction | Feb 14, 2025 | Feb 12, 2025 |
| 4 | Insider transaction | Feb 14, 2025 | Feb 12, 2025 |
| 4 | Insider transaction | Feb 14, 2025 | Feb 12, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 13, 2025 | — |
| 144 | Notice of proposed sale | Nov 27, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 13, 2024 | — |
| 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
Officer or director change, Regulation FD disclosure
|
Nov 1, 2024 | Oct 28, 2024 |
| 4 | Insider transaction | Oct 30, 2024 | Oct 28, 2024 |
| SD | Specialized disclosure (conflict minerals) | Sep 24, 2024 | — |
| 8-K |
Current report
Material agreement, New debt, Other events
|
Aug 20, 2024 | Aug 15, 2024 |
| 4 | Insider transaction | Aug 16, 2024 | Aug 14, 2024 |
| 4 | Insider transaction | Aug 16, 2024 | Aug 14, 2024 |
| SC 13D/A | Amended ownership over 5% (active) | Aug 14, 2024 | — |
| 8-K |
Current report
Other events
|
Aug 14, 2024 | Aug 12, 2024 |
| 424B7 | Filing | Aug 14, 2024 | — |
| 424B7 | Filing | Aug 12, 2024 | — |
| 10-Q | Quarterly report | Aug 7, 2024 | Jun 30, 2024 |
| 8-K |
Current report
Results of operations
|
Aug 7, 2024 | Aug 7, 2024 |
| 4 | Insider transaction | May 20, 2024 | May 20, 2024 |
| 8-K |
Current report
Material agreement, New debt
|
May 16, 2024 | May 16, 2024 |
| 4 | Insider transaction | May 16, 2024 | May 15, 2024 |
| 10-Q | Quarterly report | May 8, 2024 | Mar 31, 2024 |
| 8-K |
Current report
Results of operations
|
May 8, 2024 | May 8, 2024 |
| 4 | Insider transaction | Mar 6, 2024 | Mar 6, 2024 |
| 4 | Insider transaction | Mar 1, 2024 | Mar 1, 2024 |
| 4 | Insider transaction | Feb 29, 2024 | Feb 28, 2024 |
| 4 | Insider transaction | Feb 29, 2024 | Feb 27, 2024 |
| 4 | Insider transaction | Feb 28, 2024 | Feb 27, 2024 |
| 4 | Insider transaction | Feb 27, 2024 | Feb 26, 2024 |
| 10-K | Annual report | Feb 21, 2024 | Dec 31, 2023 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Feb 21, 2024 | Feb 21, 2024 |
| 4 | Insider transaction | Feb 14, 2024 | Feb 12, 2024 |
| 4 | Insider transaction | Feb 14, 2024 | Feb 12, 2024 |
| 4 | Insider transaction | Feb 14, 2024 | Feb 12, 2024 |
| 4 | Insider transaction | Feb 14, 2024 | Feb 12, 2024 |
| 4 | Insider transaction | Feb 14, 2024 | Feb 12, 2024 |
| 4 | Insider transaction | Feb 14, 2024 | Feb 12, 2024 |
| 4 | Insider transaction | Feb 14, 2024 | Feb 12, 2024 |
| 4 | Insider transaction | Feb 14, 2024 | Feb 12, 2024 |
| 4 | Insider transaction | Feb 14, 2024 | Feb 12, 2024 |
| 4 | Insider transaction | Feb 14, 2024 | Feb 12, 2024 |
| 4 | Insider transaction | Feb 14, 2024 | Feb 12, 2024 |
| 4 | Insider transaction | Feb 14, 2024 | Feb 12, 2024 |
| SC 13G | Ownership over 5% (passive) | Feb 9, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 5, 2024 | — |
| 8-K |
Current report
Material agreement, New debt
|
Nov 16, 2023 | Nov 16, 2023 |
| 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, New debt, Other events
|
Sep 29, 2023 | Sep 27, 2023 |
| 4 | Insider transaction | Sep 22, 2023 | Sep 21, 2023 |
| 4 | Insider transaction | Sep 14, 2023 | Sep 12, 2023 |
| 4 | Insider transaction | Sep 14, 2023 | Sep 12, 2023 |
| SC 13D/A | Amended ownership over 5% (active) | Sep 14, 2023 | — |
| 8-K |
Current report
Other events
|
Sep 12, 2023 | Sep 7, 2023 |
| 10-Q | Quarterly report | Aug 8, 2023 | Jun 30, 2023 |
| 8-K |
Current report
Results of operations
|
Aug 8, 2023 | Aug 8, 2023 |
| 3 | Initial insider ownership | May 9, 2023 | May 1, 2023 |
| 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
Material agreement, New debt
|
Apr 10, 2023 | Apr 6, 2023 |
| 8-K |
Current report
Material agreement, New debt, Other events
|
Apr 5, 2023 | Mar 30, 2023 |
| S-3ASR | Automatic shelf registration | Mar 30, 2023 | — |
| 10-K/A | Amended annual report | Feb 23, 2023 | Dec 31, 2022 |
| 10-K | Annual report | Feb 22, 2023 | Dec 31, 2022 |
| 8-K |
Current report
Results of operations
|
Feb 22, 2023 | Feb 22, 2023 |
| 4 | Insider transaction | Feb 15, 2023 | Feb 13, 2023 |
| 4 | Insider transaction | Feb 15, 2023 | Feb 13, 2023 |
| 4 | Insider transaction | Feb 15, 2023 | Feb 13, 2023 |
| 4 | Insider transaction | Feb 15, 2023 | Feb 13, 2023 |
| 4 | Insider transaction | Feb 14, 2023 | Feb 12, 2023 |
| 4 | Insider transaction | Feb 14, 2023 | Feb 12, 2023 |
| 4 | Insider transaction | Feb 14, 2023 | Feb 12, 2023 |
| 4 | Insider transaction | Feb 14, 2023 | Feb 12, 2023 |
| 4 | Insider transaction | Feb 14, 2023 | Feb 12, 2023 |
| 4 | Insider transaction | Feb 14, 2023 | Feb 12, 2023 |
| 4 | Insider transaction | Feb 14, 2023 | Feb 12, 2023 |
| 4 | Insider transaction | Feb 14, 2023 | Feb 12, 2023 |
| 4 | Insider transaction | Feb 14, 2023 | Feb 12, 2023 |
| 4 | Insider transaction | Feb 14, 2023 | Feb 12, 2023 |
| 4 | Insider transaction | Feb 14, 2023 | Feb 12, 2023 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 13, 2023 | — |
| 4 | Insider transaction | Nov 16, 2022 | Nov 14, 2022 |
| 4 | Insider transaction | Nov 16, 2022 | Nov 14, 2022 |
| 4 | Insider transaction | Nov 16, 2022 | Nov 14, 2022 |
| 4 | Insider transaction | Nov 16, 2022 | Nov 14, 2022 |
| 10-Q | Quarterly report | Nov 2, 2022 | Sep 30, 2022 |
| 8-K |
Current report
Results of operations
|
Nov 2, 2022 | Nov 2, 2022 |
| 3 | Initial insider ownership | Oct 11, 2022 | Oct 3, 2022 |
| 8-K |
Current report
Officer or director change, Other events
|
Oct 5, 2022 | Sep 30, 2022 |
| 4 | Insider transaction | Aug 29, 2022 | Aug 29, 2022 |
| 3 | Initial insider ownership | Aug 29, 2022 | Aug 29, 2022 |
| 8-K |
Current report
Officer or director change
|
Aug 29, 2022 | Aug 26, 2022 |
| 4 | Insider transaction | Aug 16, 2022 | Aug 12, 2022 |
| 4 | Insider transaction | Aug 16, 2022 | Aug 12, 2022 |
| 4 | Insider transaction | Aug 16, 2022 | Aug 12, 2022 |
| 4 | Insider transaction | Aug 16, 2022 | Aug 12, 2022 |
| 4 | Insider transaction | Aug 16, 2022 | Aug 8, 2022 |
| 10-Q | Quarterly report | Aug 3, 2022 | Jun 30, 2022 |
| 8-K |
Current report
Results of operations
|
Aug 3, 2022 | Aug 3, 2022 |
| SC 13D/A | Amended ownership over 5% (active) | Jul 26, 2022 | — |
| 4 | Insider transaction | Jul 25, 2022 | Jul 21, 2022 |
| 4 | Insider transaction | Jul 25, 2022 | Jul 21, 2022 |
| 8-K |
Current report
Material agreement, New debt
|
Jun 21, 2022 | Jun 14, 2022 |
| 4 | Insider transaction | Jun 17, 2022 | Jun 17, 2022 |
| 4 | Insider transaction | May 17, 2022 | May 13, 2022 |
| 4 | Insider transaction | May 17, 2022 | May 13, 2022 |
| 4 | Insider transaction | May 17, 2022 | May 13, 2022 |
| 4 | Insider transaction | May 17, 2022 | May 13, 2022 |
| 4 | Insider transaction | May 17, 2022 | May 13, 2022 |
| 10-Q | Quarterly report | May 10, 2022 | Mar 31, 2022 |
| 8-K |
Current report
Results of operations
|
May 10, 2022 | May 10, 2022 |
| 8-K |
Current report
Officer or director change
|
May 5, 2022 | May 2, 2022 |
| 4 | Insider transaction | May 4, 2022 | May 2, 2022 |
| 3 | Initial insider ownership | May 4, 2022 | May 2, 2022 |
| 10-K | Annual report | Feb 23, 2022 | Dec 31, 2021 |
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
- WES (NYSE)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- The Woodlands, TX
- SEC filer status
- Large accelerated filer
- SEC CIK
- 1423902
- Former names
- Western Gas Equity Partners, LP (until Feb 20, 2019); WGR Holdings LLC (until Oct 18, 2012)
Other Natural Gas Transmission companies
Source: SEC EDGAR filings. This is company-reported data, not investment advice.