Core Natural Resources, Inc.
Core Natural Resources, Inc. (CNR) SEC Filings & 10-K Annual Reports
SEC EDGAR regulatory submissions (10-K, 10-Q, 8-K), latest forms, and full filing history — quick links to financials and earnings below.
SEC EDGAR · data.sec.gov · CIK 0001710366 · CNR · NYSE · as of Jun 8, 2026
Filing snapshot
Source: SEC EDGAR (data.sec.gov) · CIK 0001710366 · Updated hourly · Not investment advice
Latest Annual Report
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SEC Filing History
About SEC Filings & 10-K Annual Reports
Core Natural Resources, Inc. (NYSE: CNR) has submitted 658 documents to the U.S. Securities and Exchange Commission (SEC) since its IPO in 2017. As a Energy sector company with CIK 0001710366, all filings are publicly accessible via the EDGAR database at no cost.
The annual 10-K report is Core Natural Resources, Inc.'s most comprehensive regulatory disclosure. The most recent Core Natural Resources, Inc. 10-K was filed on 2026-02-27 for fiscal year ending 2026. Historical CNR 10-K annual reports are available from 2017 through 2026.
Investors researching Core Natural Resources, Inc. SEC filings can access 10-K annual reports, quarterly 10-Q reports, material event 8-K filings, and proxy statements directly from the links above. All documents are sourced from the official SEC EDGAR system.
Frequently Asked Questions
CNR SEC Filings · 8 questionsCore Natural Resources, Inc. (CNR) SEC filings are publicly available on this page and on the official SEC EDGAR database at sec.gov. You can browse all 658 filings and access original documents at no cost. Core Natural Resources, Inc.'s CIK is 0001710366.