Christopher E. Mead - Oct 28, 2024 Form 4 Insider Report for Arthur J. Gallagher & Co. (AJG)

Role: VICE PRESIDENT
Signature: /s/ Ryan Session, by power of attorney
Stock symbol: AJG
Transactions as of: Oct 28, 2024
Transactions value $: -$605,528
Form type: 4
Date filed: 10/30/2024, 06:58 PM
Previous filing: Mar 19, 2024

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	AJG	Common Stock	Options Exercise	$198K	+2.8K	+19.08%	$70.74	17.5K	Oct 28, 2024	Direct
transaction	AJG	Common Stock	Sale	-$804K	-2.8K	-16.02%	$287.00	14.7K	Oct 28, 2024	Direct
holding	AJG	Common Stock						368	Oct 28, 2024	Gallagher 401(k) plan account

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	AJG	Non-qualified Stock Option	Options Exercise	$0	-2.8K	-49.12%	$0.00	2.9K	Oct 28, 2024	Common Stock	2.8K	$70.74	Direct	F1, F2

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

Explanation of Responses:

Id	Content
F1	Granted on March 15, 2018.
F2	One-third of this stock option becomes exerciseable on each of the 3rd, 4th, and 5th anniversaries of the grant date.