Core Natural Resources, Inc. (CNR) Corporate Subsidiaries
Core Natural Resources, Inc. (CNR) is a publicly traded company on the NYSE, categorized under SIC 1220 (Silver Ores). Access real-time SEC filings, 10-K annual reports, 10-Q quarterlies, 8-K current reports, PCAOB auditor history, and executive compensation disclosures.
Ticker: CNR
CIK: 1710366
Exchange: NYSE
SIC 1220: Silver Ores
Fiscal Year End: 12/31
State: DC
Independent PCAOB Auditor
Explore PCAOB Audit Intelligence →
Audit Firm
Ernst & Young LLP
Auditor SinceSince 12/31/2016 12:00:00 AM
Lead Engagement PartnerJeffrey Cartisser
Audit LocationPittsburgh, Pennsylvania, United States
Latest SEC EDGAR Filings
Showing 10-K, 10-Q, 8-K, Form 4, and other SEC submissions| Form | Filing Date | Reporting Period | Description | Accession Number | Actions |
|---|---|---|---|---|---|
| SD | 2026-09-23 | — | SD | 0001710366-26-000062 | View SEC Doc Filr Page |
| 3 | 2026-08-20 | 2026-08-18 | FORM 3 | 0001710366-26-000057 | View SEC Doc Filr Page |
| 8-K | 2026-08-19 | 2026-08-18 | 8-K | 0001193125-26-356186 | View SEC Doc Filr Page |
| SCHEDULE 13G/A | 2026-08-06 | — | SCHEDULE 13G/A Filing | 0000315066-26-001982 | View SEC Doc Filr Page |
| 10-Q | 2026-08-06 | 2026-06-30 | 10-Q | 0001710366-26-000054 | View SEC Doc Filr Page |
| 8-K | 2026-08-06 | 2026-08-06 | 8-K | 0001710366-26-000053 | View SEC Doc Filr Page |
| 8-K | 2026-06-04 | 2026-06-04 | 8-K | 0001710366-26-000048 | View SEC Doc Filr Page |
| 8-K | 2026-05-19 | 2026-05-13 | 8-K | 0001710366-26-000045 | View SEC Doc Filr Page |
| SCHEDULE 13G | 2026-05-12 | — | SCHEDULE 13G Filing | 0000093751-26-000225 | View SEC Doc Filr Page |
| 10-Q | 2026-05-07 | 2026-03-31 | 10-Q | 0001710366-26-000041 | View SEC Doc Filr Page |
| 8-K | 2026-05-07 | 2026-05-07 | 8-K | 0001710366-26-000040 | View SEC Doc Filr Page |
| SCHEDULE 13G/A | 2026-05-06 | — | SCHEDULE 13G/A Filing | 0000315066-26-001162 | View SEC Doc Filr Page |
| 8-K | 2026-05-04 | 2026-04-29 | 8-K | 0001710366-26-000034 | View SEC Doc Filr Page |
| 4 | 2026-05-01 | 2026-04-30 | FORM 4 | 0001353838-26-000005 | View SEC Doc Filr Page |
| 4 | 2026-05-01 | 2026-04-30 | FORM 4 | 0001710366-26-000031 | View SEC Doc Filr Page |
| 3 | 2026-05-01 | 2026-04-30 | FORM 3 | 0001710366-26-000028 | View SEC Doc Filr Page |
| 3 | 2026-05-01 | 2026-04-30 | FORM 3 | 0001710366-26-000026 | View SEC Doc Filr Page |
| 8-K | 2026-04-30 | 2026-04-30 | 8-K | 0001710366-26-000023 | View SEC Doc Filr Page |
| SCHEDULE 13G | 2026-04-29 | — | SCHEDULE 13G Filing | 0002100119-26-000283 | View SEC Doc Filr Page |
| SCHEDULE 13G | 2026-04-29 | — | SCHEDULE 13G Filing | 0002100121-26-000306 | View SEC Doc Filr Page |
| SCHEDULE 13G/A | 2026-03-26 | — | SCHEDULE 13G/A Filing | 0000102909-26-001022 | View SEC Doc Filr Page |
| 4 | 2026-03-25 | 2026-03-24 | 4 | 0001193125-26-124233 | View SEC Doc Filr Page |
| 4 | 2026-03-20 | 2026-03-19 | 4 | 0001193125-26-116954 | View SEC Doc Filr Page |
| 4 | 2026-03-19 | 2026-03-18 | 4 | 0001193125-26-116273 | View SEC Doc Filr Page |
| 144 | 2026-03-19 | — | 144 Filing | 0001950047-26-002817 | View SEC Doc Filr Page |