CANONSBURG, Pa., Dec. 18, 2025 /PRNewswire/ -- Today, Core Natural Resources, Inc. (NYSE: CNR) ("Core," the "company," "we" or "our") announced that it has resumed longwall operations at its Leer ...
(RTTNews) - Core Natural Resources, Inc. (CNR) rose 7.49%, closing at $90.00, up $6.27, after the company announced the resumption of longwall mining operations at its Leer South mine in West Virginia ...