Info
Insider Ownership

Insider Trading & Ownership of James A. Brock

Location: Canonsburg, PA
Summary: The estimated net worth of James A. Brock is at least $44.7M dollars as of November 14, 2025. James A. Brock is the Executive Chair and CEO, Director of Core Natural Resources, Inc. and owns shares of Core Natural Resources, Inc. (CNR) stock worth about $44.7M.
Signature: /s/ Rosemary L. Klein, as Attorney-in-Fact for James A. Brock
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Ownership of James A. Brock

Symbol	Company	Relationship	Holdings Value	Past Year Net Change	Change %	Report Period
CNR	Core Natural Resources, Inc.	Executive Chair and CEO, Director	$44.7M			Nov 13, 2025

Insider Transactions Reported by James A. Brock:

Sym	Company	Class	Transaction	%	Value $	* Price $	Shares	Shares After	Date	Ownership

* An asterisk sign (*) next to the price indicates that the price is likely invalid.