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Insider Trading & Ownership of Joseph P. Platt JR

Location
Pittsburgh, PA
Summary
The estimated net worth of Joseph P. Platt JR is at least $6,560,973 dollars as of 24 Feb 2026. Joseph P. Platt JR is the Director of Core Natural Resources, Inc. and owns shares of Core Natural Resources, Inc. (CNR) stock worth about $3.9M. Joseph P. Platt JR is the Director of GREENLIGHT CAPITAL RE, LTD. and owns shares of GREENLIGHT CAPITAL RE, LTD. (GLRE) stock worth about $2.66M.
Signature
/s/ Rosemary L. Klein, Attorney-in-Fact for Joseph P. Platt, Jr.
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Ownership of Joseph P. Platt JR

Symbol Company Relationship Holdings Value Past Year Net Change Change % Report Period
CNR Core Natural Resources, Inc. Director $3,897,667 17 Feb 2026
GLRE GREENLIGHT CAPITAL RE, LTD. Director $2,663,306 +$64,863 +2.5% 18 Nov 2025

Insider Transactions Reported by Joseph P. Platt JR:

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.