Arthur J. Gallagher & Co. — Director's Dealing 2025

Mar 18, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Arthur J. Gallagher & Co. (AJG)
CIK: 0000354190
Period of Report: 2025-03-15

Reporting Person: GALLAGHER J PATRICK JR (Director, CEO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-03-15	Common Stock (restricted)	A	45100	—	Acquired	45100	Direct
2025-03-15	Common Stock (restricted)	M	45100	—	Disposed	0	Direct
2025-03-15	Common Stock	M	45100	—	Acquired	135317.3058	Direct
2025-03-15	Common Stock	F	19521	$325.24	Disposed	115796.3058	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	18120	Indirect
Common Stock	255965	Indirect
Common Stock	66703	Indirect
Common Stock	271525	Indirect
Common Stock	219655	Indirect
Common Stock	367.554	Indirect

Footnotes

F1: Performance share units (awarded on March 15, 2022) earned and vested as of March 15, 2025.

F2: Shares held in trust for the benefit of my children of which I am sole Trustee.

F3: Shares held in revocable trust of which my spouse is sole Trustee and as to which I disclaim beneficial ownership.

F4: Held in trust for benefit of children.