Info
Insider Ownership

Insider Trading & Ownership of John E. Heller

Location: Chantilly, VA
Summary: The estimated net worth of John E. Heller is at least $13.1M dollars as of 19 Dec 2025. John E. Heller is the Chief Executive Officer, Director of Amentum Holdings, Inc. and owns shares of Amentum Holdings, Inc. (AMTM) stock worth about $13.1M.
Signature: /s/ Mark Esposito, Attorney-in-Fact
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Ownership of John E. Heller

Symbol	Company	Relationship	Holdings Value	Past Year Net Change	Change %	Report Period
AMTM	Amentum Holdings, Inc.	Chief Executive Officer, Director	$13.1M			17 Nov 2025

Insider Transactions Reported by John E. Heller:

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.