Thunder Basin Coal Company LLC, a wholly owned subsidiary of Core Natural Resources, owns and operates the Black Thunder mine.
On January 14, 2025, CONSOL Energy Inc. completed its previously announced all-stock merger of equals transaction (the “Merger”) with Arch Resources, Inc., pursuant to that certain Agreement and Plan of Merger, dated as of August 20, 2024, by and among CONSOL Energy Inc., Mountain Range Merger Sub Inc., a Delaware corporation and wholly-owned subsidiary of CONSOL Energy Inc. (“Merger Sub”), and Arch. Pursuant to the terms of the Merger Agreement, Merger Sub merged with and into Arch, with Arch continuing as the surviving corporation and as a wholly-owned subsidiary of the Company. Additionally, pursuant to the Merger Agreement, the Company was renamed “Core Natural Resources, Inc.” and began trading under the ticker symbol “CNR” on January 15, 2025.
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