Antero Midstream Corp SEC filings AM
Antero Midstream Corp has 807 filings in SEC EDGAR's recent list, going back to Nov 4, 2014. Its latest annual report, Form ARS, was filed on Apr 23, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Oct 28, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Oct 28, 2026 (results of operations). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 8-K |
Current report
Results of operations
|
Oct 28, 2026 | Oct 28, 2026 |
| 10-Q | Quarterly report | Oct 28, 2026 | Sep 30, 2026 |
| 4 | Insider transaction | Oct 13, 2026 | Oct 10, 2026 |
| 4 | Insider transaction | Oct 13, 2026 | Oct 10, 2026 |
| 4 | Insider transaction | Oct 13, 2026 | Oct 10, 2026 |
| 4 | Insider transaction | Oct 13, 2026 | Oct 10, 2026 |
| 4 | Insider transaction | Oct 13, 2026 | Oct 10, 2026 |
| 4 | Insider transaction | Oct 13, 2026 | Oct 10, 2026 |
| 4 | Insider transaction | Oct 13, 2026 | Oct 10, 2026 |
| 4 | Insider transaction | Oct 13, 2026 | Oct 10, 2026 |
| 4 | Insider transaction | Aug 6, 2026 | Aug 6, 2026 |
| 144 | Notice of proposed sale | Aug 6, 2026 | — |
| 4 | Insider transaction | Aug 5, 2026 | Aug 4, 2026 |
| 8-K |
Current report
Results of operations
|
Jul 29, 2026 | Jul 29, 2026 |
| 10-Q | Quarterly report | Jul 29, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Regulation FD disclosure
|
Jul 27, 2026 | Jul 24, 2026 |
| 4 | Insider transaction | Jul 14, 2026 | Jul 10, 2026 |
| 4 | Insider transaction | Jul 14, 2026 | Jul 10, 2026 |
| 4 | Insider transaction | Jul 14, 2026 | Jul 10, 2026 |
| 4 | Insider transaction | Jul 14, 2026 | Jul 10, 2026 |
| 4 | Insider transaction | Jul 14, 2026 | Jul 10, 2026 |
| 4 | Insider transaction | Jul 14, 2026 | Jul 10, 2026 |
| 4 | Insider transaction | Jul 14, 2026 | Jul 10, 2026 |
| 4 | Insider transaction | Jul 14, 2026 | Jul 10, 2026 |
| 8-K |
Current report
Shareholder vote results
|
Jun 4, 2026 | Jun 3, 2026 |
| 8-K |
Current report
Regulation FD disclosure
|
May 12, 2026 | May 12, 2026 |
| 4 | Insider transaction | May 4, 2026 | May 4, 2026 |
| 4 | Insider transaction | May 4, 2026 | May 4, 2026 |
| 144 | Notice of proposed sale | May 4, 2026 | — |
| 144 | Notice of proposed sale | May 4, 2026 | — |
| 8-K |
Current report
Results of operations
|
Apr 29, 2026 | Apr 29, 2026 |
| 10-Q | Quarterly report | Apr 29, 2026 | Mar 31, 2026 |
| ARS | Annual report to shareholders | Apr 23, 2026 | Dec 31, 2025 |
| DEFA14A | Additional proxy material | Apr 23, 2026 | — |
| DEF 14A | Proxy statement | Apr 23, 2026 | Jun 3, 2026 |
| 4 | Insider transaction | Apr 14, 2026 | Apr 10, 2026 |
| 4 | Insider transaction | Apr 14, 2026 | Apr 10, 2026 |
| 4 | Insider transaction | Apr 14, 2026 | Apr 10, 2026 |
| 4 | Insider transaction | Apr 14, 2026 | Apr 10, 2026 |
| 4 | Insider transaction | Apr 14, 2026 | Apr 10, 2026 |
| 4 | Insider transaction | Apr 14, 2026 | Apr 10, 2026 |
| 4 | Insider transaction | Apr 14, 2026 | Apr 10, 2026 |
| 4 | Insider transaction | Apr 14, 2026 | Apr 10, 2026 |
| 8-K |
Current report
Regulation FD disclosure
|
Apr 1, 2026 | Apr 1, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Mar 26, 2026 | — |
| 4 | Insider transaction | Mar 12, 2026 | Mar 12, 2026 |
| 144 | Notice of proposed sale | Mar 12, 2026 | — |
| 4 | Insider transaction | Mar 10, 2026 | Mar 7, 2026 |
| 4 | Insider transaction | Mar 10, 2026 | Mar 7, 2026 |
| 4 | Insider transaction | Mar 10, 2026 | Mar 7, 2026 |
| 4 | Insider transaction | Mar 10, 2026 | Mar 7, 2026 |
| 4 | Insider transaction | Mar 10, 2026 | Mar 7, 2026 |
| 144 | Notice of proposed sale | Mar 9, 2026 | — |
| 4 | Insider transaction | Feb 26, 2026 | Feb 24, 2026 |
| 4 | Insider transaction | Feb 26, 2026 | Feb 24, 2026 |
| 4 | Insider transaction | Feb 26, 2026 | Feb 24, 2026 |
| 8-K |
Current report
Regulation FD disclosure
|
Feb 23, 2026 | Feb 23, 2026 |
| 8-K |
Current report
Results of operations
|
Feb 11, 2026 | Feb 11, 2026 |
| 10-K | Annual report | Feb 11, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Acquisition or sale of assets, Other events
|
Feb 3, 2026 | Feb 3, 2026 |
| 4 | Insider transaction | Jan 12, 2026 | Jan 10, 2026 |
| 4 | Insider transaction | Jan 12, 2026 | Jan 10, 2026 |
| 4 | Insider transaction | Jan 12, 2026 | Jan 10, 2026 |
| 4 | Insider transaction | Jan 12, 2026 | Jan 10, 2026 |
| 4 | Insider transaction | Jan 12, 2026 | Jan 10, 2026 |
| 4 | Insider transaction | Jan 12, 2026 | Jan 10, 2026 |
| 4 | Insider transaction | Jan 12, 2026 | Jan 10, 2026 |
| 4 | Insider transaction | Jan 12, 2026 | Jan 10, 2026 |
| 8-K |
Current report
New debt, Other events
|
Dec 23, 2025 | Dec 23, 2025 |
| 4 | Insider transaction | Dec 16, 2025 | Dec 16, 2025 |
| 144 | Notice of proposed sale | Dec 16, 2025 | — |
| 4 | Insider transaction | Dec 15, 2025 | Dec 12, 2025 |
| 8-K |
Current report
Other events
|
Dec 10, 2025 | Dec 9, 2025 |
| 8-K |
Current report
Other events
|
Dec 9, 2025 | Dec 9, 2025 |
| 8-K |
Current report
Material agreement, Regulation FD disclosure
|
Dec 8, 2025 | Dec 5, 2025 |
| 8-K |
Current report
Regulation FD disclosure
|
Nov 12, 2025 | Nov 12, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Nov 6, 2025 | — |
| 8-K |
Current report
Results of operations
|
Oct 29, 2025 | Oct 29, 2025 |
| 10-Q | Quarterly report | Oct 29, 2025 | Sep 30, 2025 |
| 4 | Insider transaction | Oct 14, 2025 | Oct 10, 2025 |
| 4 | Insider transaction | Oct 14, 2025 | Oct 10, 2025 |
| 4 | Insider transaction | Oct 14, 2025 | Oct 10, 2025 |
| 4 | Insider transaction | Oct 14, 2025 | Oct 10, 2025 |
| 4 | Insider transaction | Oct 14, 2025 | Oct 10, 2025 |
| 4 | Insider transaction | Oct 14, 2025 | Oct 10, 2025 |
| 4 | Insider transaction | Oct 14, 2025 | Oct 10, 2025 |
| 4 | Insider transaction | Oct 14, 2025 | Oct 10, 2025 |
| 8-K |
Current report
New debt, Officer or director change
|
Sep 23, 2025 | Sep 17, 2025 |
| 8-K |
Current report
Other events
|
Sep 9, 2025 | Sep 8, 2025 |
| 8-K |
Current report
Other events
|
Sep 8, 2025 | Sep 8, 2025 |
| 3 | Initial insider ownership | Aug 25, 2025 | Aug 14, 2025 |
| 4 | Insider transaction | Aug 21, 2025 | Aug 20, 2025 |
| 8-K |
Current report
Officer or director change, Bylaw or fiscal year change, Regulation FD disclosure
|
Aug 14, 2025 | Aug 14, 2025 |
| 8-K |
Current report
Regulation FD disclosure
|
Aug 12, 2025 | Aug 12, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 7, 2025 | — |
| 8-K |
Current report
Results of operations
|
Jul 30, 2025 | Jul 30, 2025 |
| 10-Q | Quarterly report | Jul 30, 2025 | Jun 30, 2025 |
| 4 | Insider transaction | Jul 14, 2025 | Jul 10, 2025 |
| 4 | Insider transaction | Jul 14, 2025 | Jul 10, 2025 |
| 4 | Insider transaction | Jul 14, 2025 | Jul 10, 2025 |
| 4 | Insider transaction | Jul 14, 2025 | Jul 10, 2025 |
| 4 | Insider transaction | Jul 14, 2025 | Jul 10, 2025 |
| 4 | Insider transaction | Jul 14, 2025 | Jul 10, 2025 |
| 4 | Insider transaction | Jul 14, 2025 | Jul 10, 2025 |
| 4 | Insider transaction | Jul 14, 2025 | Jul 10, 2025 |
| 8-K |
Current report
Shareholder vote results
|
Jun 6, 2025 | Jun 4, 2025 |
| 4 | Insider transaction | May 29, 2025 | May 28, 2025 |
| 144 | Notice of proposed sale | May 28, 2025 | — |
| 8-K |
Current report
Regulation FD disclosure
|
May 19, 2025 | May 19, 2025 |
| 8-K |
Current report
Results of operations
|
Apr 30, 2025 | Apr 30, 2025 |
| 10-Q | Quarterly report | Apr 30, 2025 | Mar 31, 2025 |
| ARS | Annual report to shareholders | Apr 24, 2025 | Dec 31, 2024 |
| DEFA14A | Additional proxy material | Apr 24, 2025 | — |
| DEF 14A | Proxy statement | Apr 24, 2025 | Jun 4, 2025 |
| 4 | Insider transaction | Apr 16, 2025 | Apr 15, 2025 |
| 4 | Insider transaction | Apr 16, 2025 | Apr 15, 2025 |
| 4 | Insider transaction | Apr 16, 2025 | Apr 15, 2025 |
| 4 | Insider transaction | Apr 16, 2025 | Apr 15, 2025 |
| 4 | Insider transaction | Apr 16, 2025 | Apr 15, 2025 |
| 4 | Insider transaction | Apr 14, 2025 | Apr 10, 2025 |
| 4 | Insider transaction | Apr 14, 2025 | Apr 10, 2025 |
| 4 | Insider transaction | Apr 14, 2025 | Apr 10, 2025 |
| 4 | Insider transaction | Apr 14, 2025 | Apr 10, 2025 |
| 4 | Insider transaction | Apr 14, 2025 | Apr 10, 2025 |
| 4 | Insider transaction | Apr 14, 2025 | Apr 10, 2025 |
| 4 | Insider transaction | Apr 14, 2025 | Apr 10, 2025 |
| 4 | Insider transaction | Apr 14, 2025 | Apr 10, 2025 |
| 4 | Insider transaction | Mar 10, 2025 | Mar 7, 2025 |
| 4 | Insider transaction | Mar 10, 2025 | Mar 7, 2025 |
| 4 | Insider transaction | Mar 10, 2025 | Mar 7, 2025 |
| 4 | Insider transaction | Mar 10, 2025 | Mar 7, 2025 |
| 4 | Insider transaction | Mar 10, 2025 | Mar 7, 2025 |
| 4 | Insider transaction | Mar 3, 2025 | Feb 27, 2025 |
| 4 | Insider transaction | Mar 3, 2025 | Feb 27, 2025 |
| 4 | Insider transaction | Mar 3, 2025 | Feb 27, 2025 |
| 4 | Insider transaction | Mar 3, 2025 | Feb 27, 2025 |
| S-3ASR | Automatic shelf registration | Feb 12, 2025 | — |
| 8-K |
Current report
Results of operations
|
Feb 12, 2025 | Feb 12, 2025 |
| 10-K | Annual report | Feb 12, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Regulation FD disclosure
|
Jan 14, 2025 | Jan 14, 2025 |
| 4 | Insider transaction | Jan 13, 2025 | Jan 10, 2025 |
| 4 | Insider transaction | Jan 13, 2025 | Jan 10, 2025 |
| 4 | Insider transaction | Jan 13, 2025 | Jan 10, 2025 |
| 4 | Insider transaction | Jan 13, 2025 | Jan 10, 2025 |
| 4 | Insider transaction | Jan 13, 2025 | Jan 10, 2025 |
| 4 | Insider transaction | Jan 13, 2025 | Jan 10, 2025 |
| 4 | Insider transaction | Jan 13, 2025 | Jan 10, 2025 |
| 4 | Insider transaction | Jan 13, 2025 | Jan 10, 2025 |
| 4 | Insider transaction | Dec 18, 2024 | Dec 17, 2024 |
| 4 | Insider transaction | Dec 16, 2024 | Dec 13, 2024 |
| 4 | Insider transaction | Nov 6, 2024 | Nov 5, 2024 |
| 144 | Notice of proposed sale | Nov 5, 2024 | — |
| 3 | Initial insider ownership | Oct 31, 2024 | Oct 29, 2024 |
| 8-K |
Current report
Results of operations
|
Oct 30, 2024 | Oct 30, 2024 |
| 10-Q | Quarterly report | Oct 30, 2024 | Sep 30, 2024 |
| 4 | Insider transaction | Oct 15, 2024 | Oct 10, 2024 |
| 4 | Insider transaction | Oct 15, 2024 | Oct 10, 2024 |
| 4 | Insider transaction | Oct 15, 2024 | Oct 10, 2024 |
| 4 | Insider transaction | Oct 15, 2024 | Oct 10, 2024 |
| 4 | Insider transaction | Oct 15, 2024 | Oct 10, 2024 |
| 4 | Insider transaction | Oct 15, 2024 | Oct 10, 2024 |
| 4 | Insider transaction | Oct 15, 2024 | Oct 10, 2024 |
| 4 | Insider transaction | Aug 22, 2024 | Aug 21, 2024 |
| 8-K |
Current report
Regulation FD disclosure
|
Aug 8, 2024 | Aug 8, 2024 |
| S-8 | Employee stock plan registration | Jul 31, 2024 | — |
| 8-K |
Current report
Results of operations
|
Jul 31, 2024 | Jul 31, 2024 |
| 10-Q | Quarterly report | Jul 31, 2024 | Jun 30, 2024 |
| 4 | Insider transaction | Jul 11, 2024 | Jul 10, 2024 |
| 4 | Insider transaction | Jul 11, 2024 | Jul 10, 2024 |
| 4 | Insider transaction | Jul 11, 2024 | Jul 10, 2024 |
| 4 | Insider transaction | Jul 11, 2024 | Jul 10, 2024 |
| 4 | Insider transaction | Jul 11, 2024 | Jul 10, 2024 |
| 4 | Insider transaction | Jul 11, 2024 | Jul 10, 2024 |
| 4 | Insider transaction | Jul 11, 2024 | Jul 10, 2024 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
Jun 6, 2024 | Jun 5, 2024 |
| 8-K |
Current report
Regulation FD disclosure
|
May 6, 2024 | May 6, 2024 |
| 8-K |
Current report
Regulation FD disclosure
|
May 2, 2024 | May 2, 2024 |
| 8-K |
Current report
Regulation FD disclosure
|
May 1, 2024 | May 1, 2024 |
| ARS | Annual report to shareholders | Apr 25, 2024 | Dec 31, 2023 |
| DEFA14A | Additional proxy material | Apr 25, 2024 | — |
| DEF 14A | Proxy statement | Apr 25, 2024 | Jun 5, 2024 |
| 8-K |
Current report
Results of operations
|
Apr 24, 2024 | Apr 24, 2024 |
| 10-Q | Quarterly report | Apr 24, 2024 | Mar 31, 2024 |
| 4 | Insider transaction | Apr 17, 2024 | Apr 15, 2024 |
| 4 | Insider transaction | Apr 17, 2024 | Apr 15, 2024 |
| 4 | Insider transaction | Apr 17, 2024 | Apr 15, 2024 |
| 4 | Insider transaction | Apr 17, 2024 | Apr 15, 2024 |
| 4 | Insider transaction | Apr 17, 2024 | Apr 15, 2024 |
| 4 | Insider transaction | Apr 11, 2024 | Apr 10, 2024 |
| 4 | Insider transaction | Apr 11, 2024 | Apr 10, 2024 |
| 4 | Insider transaction | Apr 11, 2024 | Apr 10, 2024 |
| 4 | Insider transaction | Apr 11, 2024 | Apr 10, 2024 |
| 4 | Insider transaction | Apr 11, 2024 | Apr 10, 2024 |
| 4 | Insider transaction | Apr 11, 2024 | Apr 10, 2024 |
| 4 | Insider transaction | Apr 11, 2024 | Apr 10, 2024 |
| 4 | Insider transaction | Mar 14, 2024 | Mar 13, 2024 |
| 4 | Insider transaction | Mar 11, 2024 | Mar 7, 2024 |
| 4 | Insider transaction | Mar 11, 2024 | Mar 7, 2024 |
| 4 | Insider transaction | Mar 11, 2024 | Mar 7, 2024 |
| 4 | Insider transaction | Mar 11, 2024 | Mar 7, 2024 |
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
- AM (NYSE)
- Fiscal year ends
- December 31
- Headquarters
- Denver, CO
- SEC filer status
- Large accelerated filer
- SEC CIK
- 1623925
- Former names
- Antero Midstream GP LP (until Mar 11, 2019); Antero Resources Midstream Management LLC (until May 5, 2017)
Other Natural Gas Transmission companies
Source: SEC EDGAR filings. This is company-reported data, not investment advice.