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 |
|---|---|---|---|
| 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 |
| 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 |
| 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 | — |
| 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 |
| 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 |
| 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 |
| 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 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Nov 6, 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 |
| 3 | Initial insider ownership | Aug 25, 2025 | Aug 14, 2025 |
| 4 | Insider transaction | Aug 21, 2025 | Aug 20, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 7, 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 |
| 4 | Insider transaction | May 29, 2025 | May 28, 2025 |
| 144 | Notice of proposed sale | May 28, 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 |
| 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 |
| 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 |
| 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 |
| 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 |
| 4 | Insider transaction | Mar 11, 2024 | Mar 7, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 13, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 9, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 25, 2024 | — |
| 4 | Insider transaction | Jan 12, 2024 | Jan 10, 2024 |
| 4 | Insider transaction | Jan 12, 2024 | Jan 10, 2024 |
| 4 | Insider transaction | Jan 12, 2024 | Jan 10, 2024 |
| 4 | Insider transaction | Jan 12, 2024 | Jan 10, 2024 |
| 4 | Insider transaction | Jan 12, 2024 | Jan 10, 2024 |
| 4 | Insider transaction | Jan 12, 2024 | Jan 10, 2024 |
| 4 | Insider transaction | Jan 12, 2024 | Jan 10, 2024 |
| 4 | Insider transaction | Oct 12, 2023 | Oct 10, 2023 |
| 4 | Insider transaction | Oct 12, 2023 | Oct 10, 2023 |
| 4 | Insider transaction | Oct 12, 2023 | Oct 10, 2023 |
| 4 | Insider transaction | Oct 12, 2023 | Oct 10, 2023 |
| 4 | Insider transaction | Oct 12, 2023 | Oct 10, 2023 |
| 4 | Insider transaction | Oct 12, 2023 | Oct 10, 2023 |
| 4 | Insider transaction | Oct 12, 2023 | Oct 10, 2023 |
| 4 | Insider transaction | Aug 22, 2023 | Aug 22, 2023 |
| 4 | Insider transaction | Aug 9, 2023 | Aug 9, 2023 |
| 4 | Insider transaction | Aug 9, 2023 | Aug 9, 2023 |
| 4 | Insider transaction | Jul 13, 2023 | Jul 10, 2023 |
| 4 | Insider transaction | Jul 13, 2023 | Jul 10, 2023 |
| 4 | Insider transaction | Jul 13, 2023 | Jul 10, 2023 |
| 4 | Insider transaction | Jul 13, 2023 | Jul 10, 2023 |
| 4 | Insider transaction | Jul 13, 2023 | Jul 10, 2023 |
| 4 | Insider transaction | Jul 13, 2023 | Jul 10, 2023 |
| 4 | Insider transaction | Jul 13, 2023 | Jul 10, 2023 |
| 4 | Insider transaction | Jun 1, 2023 | Jun 1, 2023 |
| 4 | Insider transaction | May 5, 2023 | May 5, 2023 |
| 144 | Notice of proposed sale | May 5, 2023 | — |
| 4 | Insider transaction | Apr 18, 2023 | Apr 15, 2023 |
| 4 | Insider transaction | Apr 18, 2023 | Apr 15, 2023 |
| 4 | Insider transaction | Apr 18, 2023 | Apr 15, 2023 |
| 4 | Insider transaction | Apr 18, 2023 | Apr 15, 2023 |
| 4 | Insider transaction | Apr 18, 2023 | Apr 15, 2023 |
| 4 | Insider transaction | Apr 12, 2023 | Apr 10, 2023 |
| 4 | Insider transaction | Apr 12, 2023 | Apr 10, 2023 |
| 4 | Insider transaction | Apr 12, 2023 | Apr 10, 2023 |
| 4 | Insider transaction | Apr 12, 2023 | Apr 10, 2023 |
| 4 | Insider transaction | Apr 12, 2023 | Apr 10, 2023 |
| 4 | Insider transaction | Apr 12, 2023 | Apr 10, 2023 |
| 4 | Insider transaction | Apr 12, 2023 | Apr 10, 2023 |
| 4 | Insider transaction | Mar 15, 2023 | Mar 15, 2023 |
| 4 | Insider transaction | Mar 9, 2023 | Mar 7, 2023 |
| 4 | Insider transaction | Mar 9, 2023 | Mar 7, 2023 |
| 4 | Insider transaction | Mar 9, 2023 | Mar 7, 2023 |
| 4 | Insider transaction | Mar 9, 2023 | Mar 7, 2023 |
| 4 | Insider transaction | Mar 9, 2023 | Mar 7, 2023 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 9, 2023 | — |
| 5 | Annual insider ownership | Feb 7, 2023 | Dec 31, 2022 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 3, 2023 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 3, 2023 | — |
| 4 | Insider transaction | Jan 24, 2023 | Jan 20, 2023 |
| 4 | Insider transaction | Jan 18, 2023 | Jan 15, 2023 |
| 4 | Insider transaction | Jan 12, 2023 | Jan 10, 2023 |
| 4 | Insider transaction | Jan 12, 2023 | Jan 10, 2023 |
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.