0001193125-25-231858.txt : 20251006 0001193125-25-231858.hdr.sgml : 20251006 20251006160503 ACCESSION NUMBER: 0001193125-25-231858 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20251003 FILED AS OF DATE: 20251006 DATE AS OF CHANGE: 20251006 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Rothka John CENTRAL INDEX KEY: 0001713960 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38147 FILM NUMBER: 251376871 MAIL ADDRESS: STREET 1: C/O CORE NATURAL RESOURCES, INC. STREET 2: 275 TECHNOLOGY DRIVE, SUITE 101 CITY: CANONSBURG STATE: PA ZIP: 15317 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Core Natural Resources, Inc. CENTRAL INDEX KEY: 0001710366 STANDARD INDUSTRIAL CLASSIFICATION: BITUMINOUS COAL & LIGNITE MINING [1220] ORGANIZATION NAME: 01 Energy & Transportation EIN: 000000000 STATE OF INCORPORATION: DC FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 275 TECHNOLOGY DRIVE STREET 2: SUITE #101 CITY: CANONSBURG STATE: PA ZIP: 15317 BUSINESS PHONE: 724-416-8300 MAIL ADDRESS: STREET 1: 275 TECHNOLOGY DRIVE STREET 2: SUITE #101 CITY: CANONSBURG STATE: PA ZIP: 15317 FORMER COMPANY: FORMER CONFORMED NAME: CONSOL Energy Inc. DATE OF NAME CHANGE: 20171128 FORMER COMPANY: FORMER CONFORMED NAME: CONSOL Mining Corp DATE OF NAME CHANGE: 20170626 4 1 ownership.xml 4 X0508 4 2025-10-03 0001710366 Core Natural Resources, Inc. CNR 0001713960 Rothka John 275 TECHNOLOGY DRIVE, SUITE 101 CANONSBURG PA 15317 false true false false Chief Accounting Officer true Common stock, par value $0.01 per share 2025-10-03 4 S false 2500 90.00 D 11307 D The sale of shares was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 24, 2025 and represents an automatic sale. Of the 11,307 shares reported, 828 are unvested restricted stock units. /s/ Rosemary L. Klein, Attorney-in-Fact for John Rothka 2025-10-06