Walter D. Bay - Dec 10, 2024 Form 4 Insider Report for Arthur J. Gallagher & Co. (AJG)

Role: General Counsel
Signature: /s/ Ryan Session, by power of attorney
Stock symbol: AJG
Transactions as of: Dec 10, 2024
Transactions value $: $1,402,357
Form type: 4
Date filed: 12/11/2024, 11:40 AM
Previous filing: Jul 30, 2024

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	Notional Stock Units	Discretionary transaction in accordance with Rule 16b-3(f) resulting in acquisition or disposition of issuer securities	$1.4M	+4.94K		$283.74	4.94K	Dec 10, 2024	Common Stock	4.94K	$0.00	Direct	F1, F2, F3

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

Explanation of Responses:

Id	Content
F1	Each notional stock unit represents a right to receive one share of Gallagher common stock.
F2	Acquisition arising from the reporting person's reallocation of funds held in the Supplemental Savings and Thrift Plan into the fund representing Gallagher common stock.
F3	The notional stock units become payable following the reporting person's separation from service with Gallagher.

Remarks:

Acquisition arising from the reporting person's reallocation of funds held in the Supplemental Savings and Thrift Plan into the fund representing Gallagher common stock.