Form 144 - Report of proposed sale of securities:
SEC Accession No. 0001950047-25-002241
Filing Date
2025-03-31
Accepted
2025-03-31 16:05:32
Documents
1

Document Format Files

Seq Description Document Type Size
1 primary_doc.html 144  
1 primary_doc.xml 144 3892
  Complete submission text file 0001950047-25-002241.txt   5528
Mailing Address 401 NORTH MAIN STREET WINSTON-SALEM NC 27101
Business Address
KOEPPEL HOLLY K (Reporting) CIK: 0001210399 (see all company filings)

Type: 144

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. (Subject) CIK: 0001710366 (see all company filings)

EIN.: 000000000 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 144 | Act: 33 | File No.: 001-38147 | Film No.: 25793138
SIC: 1220 Silver Ores
(CF Office: 01 Energy & Transportation)