Who owns Arch Resources?
Arch Resources is owned by Core Natural Resources (the United States, NYSE: CNR), which has owned the brand since 14 January 2025.[1]
Evidence: Core Natural Resources, Inc. Annual Report on Form 10-K filed 2026-02-17, SEC EDGAR, 17 February 2026. Verified from filings; last checked .
Key facts
- Current owner
- Core Natural Resources, Inc. verified
- Owned since
- Owner HQ
- 🇺🇸 United States, Canonsburg
- Origin
- 🇺🇸 United States
- Category
- Energy › Power & utilities › Coal
- Parent ticker
- NYSE: CNR
- Last verified
- · 1 sources
About Arch Resources
Arch Resources, Inc. is a Delaware corporation and, per the 2025 Core Natural Resources Form 10-K, a wholly owned subsidiary of Core after the merger completed on 14 January 2025. Its operations include the Leer Complex, Mountain Laurel, Black Thunder and West Elk.
What Core Natural Resources's annual report says about Arch Resources
Sentences about Arch Resources from Core Natural Resources's latest annual filing[1], copied word for word.
We also tested the completeness and accuracy of the data used in the estimation of the Company's asset retirement obligations. 82 Table of Contents Merger with Arch Description of the Matter As discussed in Note 2, on January 14, 2025, the Company completed the merger with Arch Resources, Inc. for total consideration of approximately $2.577 billion.
Management's assessment of, and conclusion on, the effectiveness of internal control over financial reporting excluded the internal controls of Arch Resources, Inc. Arch Resources, Inc.'s total assets represented approximately 60% of our total assets at December 31, 2025, and its total revenues represented approximately 49% of our total revenues for the year ended December 31, 2025.
How often Core Natural Resources names Arch Resources in its annual report
A plain count of the times the name appears in the text of each annual report, not counting the start of a sentence. A brand that an owner writes about more is usually one it treats as central. The brand is named more often than it was three years earlier.
Ownership timeline of Arch Resources
- 2025 – present Core Natural Resources [1] verified
Where Arch Resources sits in Core Natural Resources
Controlling ownership as of . Brands grouped under the entity that owns them; large groups are collapsed.
Open the full Core Natural Resources ownership tree →
See the full Core Natural Resources brand portfolio (4) →
Other brands owned by Core Natural Resources
Core Natural Resources controls 4 brands on Brandtree, 4 of them in energy.
Also in energy
Other brands in coal, and who owns them
Core Natural Resources has more brands in coal on Brandtree than any other owner: 4 of 18.
| Brand | Owner | Owner based in |
|---|---|---|
| Centurion | Peabody | 🇺🇸 United States |
| River View | Alliance Resource Partners | 🇺🇸 United States |
| Marfork | Alpha Metallurgical Resources | 🇺🇸 United States |
| Berwind | Ramaco | 🇺🇸 United States |
| Blue Creek | Warrior Met Coal | 🇺🇸 United States |
| Sunrise Coal | Hallador | 🇺🇸 United States |
| North American Coal | NACCO | 🇺🇸 United States |
| North Antelope Rochelle | Peabody | 🇺🇸 United States |
About the owner: Core Natural Resources
Core Natural Resources is a publicly listed company headquartered in Canonsburg, United States. Brandtree records 4 brands under its control, and it is listed as NYSE: CNR.
Core Natural Resources is the former CONSOL Energy. Its 2025 Form 10-K says it completed an all-stock merger with Arch Resources on 14 January 2025, was renamed Core Natural Resources and began trading as CNR on 15 January 2025. Arch is now a wholly owned subsidiary. The company produces metallurgical and thermal coal, mainly in the Appalachian Basin, and has marine export terminal interests.
Core Natural Resources: full profile, brands and acquisition history →
🇺🇸 Arch Resources and other American brands
Brandtree records a controlling owner for 2,399 brands that began in the United States. 461 of them (19%) are now controlled by a company headquartered in another country; Arch Resources is not one of them.
- AES Ohio — AES 🇺🇸
- Agway Energy Services — Suburban Propane 🇺🇸
- Alabama Power — Southern Company 🇺🇸
- AmeriGas — UGI 🇺🇸
- American Transmission Company — WEC Energy Group 🇺🇸
- Aris Water Solutions — Western Midstream 🇺🇸
Frequently asked questions
Who is the parent company of Arch Resources?
The parent company of Arch Resources is Core Natural Resources, a publicly listed company headquartered in the United States.
Is Arch Resources American?
Yes. Arch Resources originated in the United States and its owner, Core Natural Resources, is also headquartered in the United States.
Since when has Core Natural Resources owned Arch Resources?
Core Natural Resources has owned Arch Resources since 14 January 2025.
Is Arch Resources still owned by Core Natural Resources?
Yes. As of 9 October 2026, Arch Resources is still owned by Core Natural Resources. The ownership record was last checked against primary sources on that date.
Sources (1) & corrections
Last verified . Every ownership fact above is backed by one of these primary documents. Numbers in brackets in the text refer to this list.
- [1] Core Natural Resources, Inc. Annual Report on Form 10-K filed 2026-02-17 — SEC EDGAR, SEC Form 10-K, published 17 February 2026; retrieved 5 October 2026.
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