Antero Midstream Announces Strategic $1.1 Billion Acquisition of Marcellus Shale Assets and Ohio Utica Divestiture

DENVER, Dec. 8, 2025 /PRNewswire/ -- Antero Midstream Corporation (NYSE: AM) ("Antero Midstream" or the "Company") today announced that it has entered into a definitive agreement to acquire HG II Energy Midstream Holdings, LLC ("HG Midstream") from HG Energy II, LLC ("HG Energy") for $1.1 billion in cash, subject to customary closing adjustments. The transaction is expected to close in the second quarter of 2026 and is subject to customary regulatory approvals. In addition, the Company announced that it has entered into a definitive agreement to divest its Ohio Utica Shale assets for $400 million in cash, subject to customary closing adjustments. This transaction is expected to close in the first quarter of 2026. The transactions were unanimously approved by the Company's Board of Directors.

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