Insider Trading & Ownership of Teresa Hillary Clarke

Location: Rolling Meadows, IL
Summary: The estimated net worth of Teresa Hillary Clarke is at least $2,379,687 dollars as of 12 Mar 2026. Teresa Hillary Clarke is the Director of Arthur J. Gallagher & Co. and owns shares of Arthur J. Gallagher & Co. (AJG) stock worth about $1.38M. Teresa Hillary Clarke is the Director of AMERICAN TOWER CORP /MA/ and owns shares of AMERICAN TOWER CORP /MA/ (AMT) stock worth about $998.7K.
Signature: /s/ Marina A. Breed, as attorney-in-fact
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Ownership of Teresa Hillary Clarke

Symbol	Company	Relationship	Holdings Value	Past Year Net Change	Change %	Report Period
AJG	Arthur J. Gallagher & Co.	Director	$1,380,963			13 May 2025
AMT	AMERICAN TOWER CORP /MA/	Director	$998,724			10 Mar 2026

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.