Core Natural Resources, Inc. — Director's Dealing 2025

Sep 18, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Core Natural Resources, Inc. (CNR)
CIK: 0001710366
Period of Report: 2025-09-17

Reporting Person: KRIEGSHAUSER PATRICK A (N/A)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-09-17	Common stock, par value $0.01 per share	S	3043	$77.07	Disposed	23348	Direct

Footnotes

F1: Represents shares of common stock sold to cover the Reporting Person's tax liability from the vesting of restricted stock awards previously granted to the Reporting Person that fully vested in connection with the terms of the Agreement and Plan of Merger, dated as of August 20, 2024, by and among Core Natural Resources, Inc. (formerly known as CONSOL Energy Inc.), Mountain Range Merger Sub Inc. and Arch Resources, Inc.

F2: Of the 23,348 shares reported, 3,348 are unvested restricted stock units.