Form 8-K - Current report:
SEC Accession No. 0001193125-25-151981
Filing Date
2025-06-30
Accepted
2025-06-30 07:25:55
Documents
14
Period of Report
2025-06-30
Items
Item 7.01: Regulation FD Disclosure
Item 9.01: Financial Statements and Exhibits

Document Format Files

Seq Description Document Type Size
1 8-K d82152d8k.htm   iXBRL 8-K 25092
2 EX-99.1 d82152dex991.htm EX-99.1 15492
6 GRAPHIC g82152g0630043925296.jpg GRAPHIC 2984
  Complete submission text file 0001193125-25-151981.txt   165824

Data Files

Seq Description Document Type Size
3 XBRL TAXONOMY EXTENSION SCHEMA cnr-20250630.xsd EX-101.SCH 2875
4 XBRL TAXONOMY EXTENSION LABEL LINKBASE cnr-20250630_lab.xml EX-101.LAB 17995
5 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE cnr-20250630_pre.xml EX-101.PRE 11279
16 EXTRACTED XBRL INSTANCE DOCUMENT d82152d8k_htm.xml XML 3631
Mailing Address 275 TECHNOLOGY DRIVE SUITE #101 CANONSBURG PA 15317
Business Address 275 TECHNOLOGY DRIVE SUITE #101 CANONSBURG PA 15317 724-416-8300
Core Natural Resources, Inc. (Filer) CIK: 0001710366 (see all company filings)

EIN.: 000000000 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 8-K | Act: 34 | File No.: 001-38147 | Film No.: 251088752
SIC: 1220 Silver Ores
(CF Office: 01 Energy & Transportation)