Welcome to our dedicated page for Antero Midstream SEC filings (Ticker: AM), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Antero Midstream Corporation filings document the public-company disclosures of an Appalachian Basin midstream operator with NYSE-listed common stock. Form 8-K reports cover quarterly and annual operating results, Regulation FD investor materials, material events, financing arrangements and capital-structure matters involving Antero Midstream Partners LP and Antero Midstream Finance Corporation.
Proxy filings describe annual meeting matters, board elections, shareholder voting items and governance practices. The filing record also documents registered securities, senior note obligations, revolving credit facility references, risk and financial disclosures, and formal updates tied to the company's gathering, compression, processing, fractionation and water asset operations.
Antero Midstream Corp director reports stock acquisition
Director Peter A. Dea reported acquiring 2,058 shares of Antero Midstream Corp common stock on 01/10/2026 at a reported price of $0.00 per share
W. Howard Keenan Jr., a director of Antero Midstream Corp (AM), reported acquiring additional company stock. On January 10, 2026, he acquired 2,058 shares of Antero Midstream common stock at a reported price of $0.00 per share. After this transaction, he beneficially owned a total of 154,167 common shares, held in direct ownership. This filing provides transparency into the director’s current equity stake in the company.
Antero Midstream Corp director Nancy Chisholm reported acquiring 2,058 shares of the company's common stock on January 10, 2026. The shares were recorded at a price of $0.00 per share, indicating they were received without cash consideration, such as through an award or grant. Following this transaction, she beneficially owns 30,684 common shares, all reported as held directly.
Antero Midstream Corp director Janine J. McArdle reported acquiring 2,058 shares of common stock on January 10, 2026 at a reported price of $0.00 per share. Following this transaction, she beneficially owns 78,900 common shares directly. This Form 4 filing discloses a change in her ownership position but does not provide additional financial results for the company.
Antero Midstream Corp director Jeffrey S. Munoz reported acquiring additional company stock. On 01/10/2026, he acquired 2,058 shares of common stock, par value $0.01 per share, at a stated price of $0.00 per share. Following this transaction, he beneficially owned 9,880 shares of Antero Midstream common stock in direct ownership.
Antero Midstream Corp director reports stock acquisition
Director David H. Keyte reported acquiring 3,755 shares of Antero Midstream Corp common stock on 01/10/2026 in a transaction coded "A" at a reported price of $0.00 per share. Following this transaction, he beneficially owns 111,728 shares of Antero Midstream common stock in direct ownership.
Antero Midstream Corp director Brooks J. Klimley reported acquiring additional common shares. On 01/10/2026, he acquired 2,058 shares of Antero Midstream Corp common stock at a reported price of $0.00 per share, indicating the shares were received without cash consideration. Following this transaction, he beneficially owned 74,680 common shares, held in direct ownership form.
Antero Midstream Corporation completed a private placement of $600.0 million of 5.750% senior notes due 2034, upsized from an initial $500.0 million. The company plans to use the note proceeds, together with borrowings under Antero Midstream Partners’ revolving credit facility and proceeds from selling its Utica Shale midstream assets, to fund the acquisition of HG Energy II Midstream Holdings, LLC and related costs.
The notes are senior unsecured obligations of Antero Midstream Partners LP and Antero Midstream Finance Corporation, guaranteed on a senior unsecured basis by the company and certain subsidiaries, with customary covenants and events of default. If the HG acquisition does not close by the specified outside date, or the purchase agreement is terminated, the issuers must redeem the notes at 100% of their initial issue price plus accrued interest. In connection with this issuance, previously disclosed third-party debt financing commitments for the acquisition were terminated.
Antero Midstream Corp director Brooks J. Klimley reported selling 5,000 shares of common stock on 12/16/2025.
The shares were sold at a weighted average price of $17.59, with individual sale prices ranging from $17.57 to $17.61. After this transaction, he beneficially owns 72,622 Antero Midstream common shares in direct ownership.
A shareholder of AM plans to sell 5,000 shares of common stock through Morgan Stanley Smith Barney on or about 12/16/2025 on the NYSE, with an aggregate market value of $87,949. The shares to be sold were acquired directly from the issuer as stock awards granted as compensation on 04/10/2023 (277 shares), 07/10/2024 (2,415 shares), and 10/10/2024 (2,308 shares). The disclosure also lists 476,275,000 shares of this class outstanding, giving context for the size of the planned sale relative to the company’s total equity.