MORGANTOWN, W.Va.–(BUSINESS WIRE)–Infinity Natural Resources, Inc. (“Infinity” or the “Company”) (NYSE: INR) today announced that on December 5, 2025 its subsidiary Infinity Natural Resources, LLC entered into agreements (together, the “Agreements”) to acquire upstream and midstream assets in Ohio from Antero Resources Corporation (NYSE: AR) (“Antero Resources”) and Antero Midstream Corporation (NYSE: AM) (“Antero Midstream”) (collectively the “Antero Ohio Assets”) for a combined $1.2 billion