MORGANTOWN, W.Va.–(BUSINESS WIRE)–Infinity Natural Resources, Inc. (“Infinity” or the “Company”) (NYSE: INR) today announced that it agreed to increase its interest from 51% to 60% in the transformational $1.2 billion Antero Ohio Utica Shale Acquisition pursuant to an agreement with Northern Oil and Gas, Inc., using a portion of the proceeds of a $350 million strategic equity investment (the “Investment”) from leading energy-focused private capital investors Quantum Capital Group (“Quantum”)