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 Corporation furnished a Regulation FD update, noting it posted an updated investor presentation on its website on November 12, 2025. The Item 7.01 information is furnished, not deemed filed under Section 18 of the Exchange Act, and is not incorporated by reference into Securities Act filings unless specifically referenced.
Invesco Ltd. filed Amendment No. 8 to Schedule 13G reporting beneficial ownership of 22,667,235 shares of Antero Midstream Corp. common stock, representing 4.7% of the class as of 09/30/2025. Invesco reports sole voting power over 22,503,119 shares and sole dispositive power over 22,667,235 shares, with no shared voting or dispositive power.
The filing states the shares are held of record by clients of Invesco’s investment advisers, and that no one individual has greater than 5% economic ownership. Listed adviser subsidiaries include Invesco Advisers, Inc., Invesco Management S.A., and Invesco Capital Management LLC. Invesco certifies the securities were acquired and are held in the ordinary course and not for the purpose of changing or influencing control.
Antero Corporation filed a current report to furnish a press release issued by Antero Midstream Corporation announcing its financial and operational results for the quarter ended September 30, 2025. The press release is attached as Exhibit 99.1 and is incorporated by reference in this report.
The information, including Exhibit 99.1, is being furnished under Item 2.02 and is expressly stated as not being deemed “filed” under the Securities Exchange Act of 1934, which limits the company’s potential liability for this disclosure and its automatic incorporation into other securities filings.
Antero Midstream Corporation (AM) reported higher Q3 2025 results. Total revenue rose to $294.8 million from $269.9 million, driven by growth in gathering and compression ($249.8 million) and water handling ($62.7 million before amortization). Net income increased to $116.0 million, or $0.24 per diluted share, compared with $99.7 million, or $0.21 per diluted share, a year ago.
For the first nine months of 2025, revenue reached $891.4 million and net income was $361.2 million, reflecting stronger volumes and steady margins. Operating cash flow was $677.0 million, funding $113.4 million of capital additions and $331.8 million of common dividends.
AM refined its capital structure: it issued $650 million of 5.75% senior notes due 2033 and redeemed $650 million of 5.75% notes due 2027. Long-term debt decreased to $3.01 billion from $3.12 billion at year-end 2024, and Credit Facility borrowings fell to $380 million. Shares outstanding were 476.7 million as of September 30, 2025; 476.3 million were outstanding as of October 24, 2025.
Antero Midstream (AM): Director W. Howard Keenan, Jr. reported acquiring 1,935 shares of common stock on 10/10/2025 at a price of $0.00 per share. Following the transaction, he beneficially owns 152,109 shares, held directly.
The filing reflects a routine insider transaction and does not list any derivative securities activity.
Antero Midstream (AM) director Peter A. Dea reported an insider acquisition. On 10/10/2025, he acquired 1,935 shares of common stock at $0.00 per share (Code: A). Following the transaction, he beneficially owns 63,226 shares, held directly.
Antero Midstream Corp (AM) reported a Form 4 for director Nancy Chisholm. On 10/10/2025, she acquired 1,935 shares of common stock at $0.00 per share. Following this transaction, she directly holds 28,626 shares.
The filing was signed by /s/ Yvette K. Schultz as attorney-in-fact for Nancy Chisholm. No derivative securities transactions were reported in this filing.
Antero Midstream (AM) insider transaction: Director John C. Mollenkopf acquired 1,935 shares of common stock at $0.00 per share on 10/10/2025. Following this transaction, he beneficially owns 100,984 shares, held directly. The filing was signed by Yvette K. Schultz as attorney-in-fact on 10/14/2025.
Antero Midstream (AM) reported an insider transaction by a director on 10/10/2025. The reporting person acquired 1,935 shares of common stock at $0.00 per share.
After the transaction, the director beneficially owned 7,822 shares, held directly. The submission was signed by an attorney-in-fact on 10/14/2025.
Antero Midstream Corp (AM) disclosed an insider transaction. A company director acquired 1,935 shares of common stock at $0.00 on 10/10/2025. Following this transaction, the director beneficially owned 76,842 shares, held directly.