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 Keenan W. Howard Jr. received a stock grant of 1,617 common shares. The shares were acquired on April 10, 2026 as a grant or award with a reported price of $0.00 per share, indicating compensation rather than an open-market purchase. After this award, Howard directly holds 155,784 common shares of Antero Midstream, making this a relatively small, routine increase in his ownership.
DEA PETER A reported acquisition or exercise transactions in this Form 4 filing.
Antero Midstream Corp director Peter A. Dea received a grant of 1,617 shares of common stock as equity compensation. The shares were awarded at a stated price of $0.00 per share, indicating a non-cash stock award rather than an open-market purchase.
Following this grant, Dea directly holds 66,901 shares of Antero Midstream common stock. This type of award is a routine form of director compensation that increases the insider’s equity stake without involving a market transaction.
Chisholm Nancy reported acquisition or exercise transactions in this Form 4 filing.
Antero Midstream Corp director Nancy Chisholm received a stock grant. On April 10, 2026, she was awarded 1,617 shares of Antero Midstream common stock at no purchase price, as a grant or award. After this transaction, she directly owns 32,301 shares of the company’s common stock.
Antero Midstream Corp director Jeffrey S. Munoz received a grant of 1,617 shares of common stock on April 10, 2026. The shares were acquired at a price of $0.00 per share as a non-derivative award. Following this grant, Munoz directly holds a total of 11,497 shares of Antero Midstream common stock.
KEYTE DAVID H reported acquisition or exercise transactions in this Form 4 filing.
Antero Midstream Corp director David H. Keyte received a grant of 2,950 shares of common stock on April 10, 2026. The award was recorded at no purchase price, reflecting equity compensation rather than an open-market buy. Following this grant, he directly holds 114,678 shares.
MCARDLE JANINE J reported acquisition or exercise transactions in this Form 4 filing.
Director Janine J. McArdle of Antero Midstream Corp received an equity grant of 1,617 shares of common stock on April 10, 2026. The award was recorded at a price of $0.00 per share, indicating a compensation-related grant rather than a market purchase. Following this grant, she directly holds 80,517 shares of Antero Midstream common stock.
Antero Midstream Corp director John C. Mollenkopf received an equity grant of 1,617 shares of common stock on April 10, 2026. The shares were awarded at a stated price of $0.00 per share, indicating a compensation-related grant rather than an open-market purchase.
Following this award, Mollenkopf directly holds a total of 104,659 shares of Antero Midstream common stock. The filing does not show any sales or option exercises, only this grant/award acquisition.
KLIMLEY BROOKS J reported acquisition or exercise transactions in this Form 4 filing.
Antero Midstream Corp director Brooks J. Klimley received a grant of 1,617 shares of common stock. The shares were awarded at no purchase price and increase his directly owned position to 71,297 shares. This appears to be a routine equity compensation award rather than an open-market transaction.
Antero Midstream Corporation filed a current report to notify investors that it posted an updated investor presentation on its website at www.anteromidstream.com.
The presentation is furnished under Item 7.01, meaning it is not treated as filed for liability purposes under Section 18 of the Exchange Act and is not automatically incorporated into other securities filings unless specifically referenced.
The Vanguard Group filed Amendment No. 5 to its Schedule 13G/A reporting its beneficial ownership in Antero Midstream Corp. The amendment states The Vanguard Group reports 0 shares beneficially owned of Common Stock and 0% of the class, following an internal realignment and disaggregation of certain subsidiaries as described under SEC Release No. 34-39538.
The filing lists Vanguard's address and notes the change was effected in connection with the internal realignment dated January 12, 2026. The form is signed by Ashley Grim, Head of Global Fund Administration, dated 03/26/2026.