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Insider Ownership

Insider Trading & Ownership of THOMAS JOSEPH GALLAGHER

Location: Itasca, IL
Summary: The estimated net worth of THOMAS JOSEPH GALLAGHER is at least $141,220,624 dollars as of 06 Mar 2026. THOMAS JOSEPH GALLAGHER is the President of Arthur J. Gallagher & Co. and owns shares of Arthur J. Gallagher & Co. (AJG) stock worth about $141.22M.
Signature: /s/ Monica Norzagaray, by power of attorney
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Ownership of THOMAS JOSEPH GALLAGHER

Symbol	Company	Relationship	Holdings Value	Past Year Net Change	Change %	Report Period
AJG	Arthur J. Gallagher & Co.	President	$141,220,624			04 Mar 2026

Insider Transactions Reported by THOMAS JOSEPH GALLAGHER:

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.