CANONSBURG, Pa., April 24, 2025 /PRNewswire/ -- Core Natural Resources, Inc. (NYSE: CNR) will discuss its first quarter 2025 financial results in an investor conference call on Thursday, May 8, 2025 at 10:00 a.m. Eastern time.

Interested participants may access the conference call by dialing 800-836-8184 approximately five to 10 minutes prior to the start time. For participants calling from an overseas location, please dial +1 646-357-8785. No passcode is needed. The call will also be webcast and will be accessible via the "investor" section of the Core website at http://investors.corenaturalresources.com. Following the live event, a replay will be available on the site.

Core's first quarter 2025 earnings release will be distributed via PR Newswire before the market opens on May 8 and will be posted to the company's website at that time.

About Core

Core Natural Resources is a world-class producer and exporter of high-quality, low-cost coals, including metallurgical and high calorific value thermal coals. The company operates a best-in-sector portfolio, including the Pennsylvania Mining Complex, Leer, Leer South, and West Elk mines. With a focus on seaborne markets, Core plays an essential role in meeting the world's growing need for steel, infrastructure, and energy, and has ownership interests in two marine export terminals. The company was created in January 2025 via the merger of long-time industry leaders CONSOL Energy and Arch Resources and is based in Canonsburg, Pennsylvania.

Contacts:

Investor:

(314) 994-2766

investorrelations@coreresources.com

Media:

Erica Fisher

(724) 416-8292

ericafisher@coreresources.com

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SOURCE Core Natural Resources, Inc.

Core Natural Resources to Announce First Quarter 2025 Results on May 8