PEABODY ENERGY CORP

Peabody is a leading producer of metallurgical and thermal coal. The Company owned interests in 16 active coal mining operations located in the United States (U.S.) and Australia at December 31, 2025. Included in that count is Peabody’s 50% equity interest in Middlemount Coal Pty Ltd. (Middlemount). During 2025, Peabody continued to advance the development of the Centurion Mine, an underground longwall metallurgical coal mine in Queensland, Australia. Full-scale longwall production commenced in February 2026. The mine is expected to enhance both the quantity and quality of the Company’s production from the Seaborne Metallurgical reportable segment. As part of Peabody’s ongoing asset optimization program, whereby its coal reserves, coal resources and surface properties are regularly reviewed for various commercial opportunities, various workstreams were advanced during 2025. These workstreams related to projects such as the evaluation of rare earth element (REE) and critical mineral (CM) potential; power generation from coal mine gas; and continued development of renewable energy projects on certain reclaimed mining lands held by the Company. Segment and Geographic Information As of December 31, 2025, Peabody reports its results of operations primarily through the following reportable segments: Seaborne Thermal, Seaborne Metallurgical, Powder River Basin and Other U.S. Thermal. Refer to Part II, Item 7. Management’s Discussion and Analysis of Financial Condition and Results of Operations for additional information regarding the Company’s segments. Note 21.