Walter D. Bay - General Counsel at Arthur J. Gallagher & Co.

Insider Transactions and Holdings

Entity Type: Individual
Role: General Counsel
Issuer Symbol: AJG on NYSE
All Insider Reports: All Insider Reports

Walter D. Bay - trading volume in the past year for Arthur J. Gallagher & Co.

	Shares	%	Avg Price	Total $
Buys
Sells	-25,850	100%	$282.71	-$7,307,950
Net	-25,850	-100%		-$7,307,950

Holdings reported by Walter D. Bay for Arthur J. Gallagher & Co.

Security	Num Shares	Value	Price $	Transaction Date	Ownership	Underlying Class	Underlying Amount
Common Stock	77,825	$20,118,540	$258.51	19 Dec 2025	Direct
Notional Stock Units	5,228	$1,351,596	$258.51	19 Dec 2025	Direct	Common Stock	5,228
Phantom Stock	3,395	$877,680	$258.51	19 Dec 2025	Direct	Common Stock	3,395
Common Stock	418	$108,235	$258.51	19 Dec 2025	Gallagher 401(k) plan account
Common Stock (restricted)	0	$0	$325.75	15 Mar 2025	Direct
Non-qualified Stock Option	0	$0	$258.51	19 Dec 2025	Direct	Common Stock

Transactions reported by Walter D. Bay for Arthur J. Gallagher & Co.

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

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