Core Natural Resources, Inc.
Core Natural Resources, Inc. (NYSE: CNR) produces and exports metallurgical and thermal coal for steelmakers, industrial users and electric power generators in domestic and international markets. Its operations span underground and surface mines in Pennsylvania, West Virginia, Wyoming and Colorado, supplying coal with… From the company’s description.
In fiscal 2025, Core Natural Resources, Inc. reported revenue of $4.16B, up 86.2% from fiscal 2024, and a net loss of $153.22M. Its operating margin was −4.4%, and operations generated $305.75M in cash. Over the twelve months to Jun 30, 2026, revenue was $4.27B.
Margins and return on equity change in ; everything else in percent. Fewer shares and less debt are shown plainly, not as bad news — it depends what you make of buybacks. Dotted labels explain each measure. is shown separately from the annual figures.
What Core Natural Resources, Inc. does
In the company’s own words
Core Natural Resources, Inc. (NYSE: CNR) produces and exports metallurgical and thermal coal for steelmakers, industrial users and electric power generators in domestic and international markets. Its operations span underground and surface mines in Pennsylvania, West Virginia, Wyoming and Colorado, supplying coal with different qualities for power generation and industrial uses as well as metallurgical coal for steelmaking. The company also provides coal export services through its wholly owned Core Marine Terminal in Baltimore and holds a 35% interest in Dominion Terminal in Virginia. Its activities are organized around coal mining and terminal operations, alongside innovation initiatives developing carbon products and materials, including carbon foam, composites and battery materials. The business combines CONSOL Energy and Arch Resources, which completed an all-stock merger in January 2025; the company then adopted its current name. As of December 31, 2025, it reported 529.0 million tons of recoverable reserves at the Pennsylvania Mining Complex and 170.2 million tons in the Leer Complex. Its website is http://www.corenaturalresources.com/.
Company details
- Sector
- Energy
- Industry (SIC)
- Mining
- Headquarters
- CANONSBURG, PA
- Fiscal year end
- December
- CIK
- 1710366
- SIC
- 1220
Financial performance, year by year
Fiscal 2017–2025 · USDThe full income statement, balance sheet and cash flow for each of these years — every figure traceable to its filing — is on the Financials tab with a free account.
Who owns Core Natural Resources, Inc. — and what changed
Funds as of 2026Q2 · superinvestors as of 2026-06-30
Superinvestors in Core Natural Resources, Inc. · what they did last quarter
Share of each manager’s reported 13F portfolio. Change is in shares held, since the previous quarter.
Largest fund holders · Core Natural Resources, Inc.’s weight in each
Fund ownership is a floor, not a census — pensions, insurers and people holding shares directly are not visible here.
Fund ownership counts N-PORT filers only, so it is a floor rather than a census — pensions, insurers and direct holders are not visible here, and the remainder is not “held by individuals”.
Fund ownership is a subset of institutional 13F ownership — the two describe overlapping populations and must not be added together.
Every fund and institutional holder, quarter by quarter, is on the Ownership tab with a free account.
Recent filings
All filings →Each filing opens into its own statements and disclosures here.
Put this business in context.
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