Arthur J. Gallagher & Co. — Director's Dealing 2021

Feb 24, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Arthur J. Gallagher & Co. (AJG)
CIK: 0000354190
Period of Report: 2021-02-22

Reporting Person: GALLAGHER THOMAS JOSEPH (VICE PRESIDENT)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-02-22	Common Stock	M	27700	$46.87	Acquired	296295	Direct
2021-02-22	Common Stock	F	17143	$120.90	Disposed	279152	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2021-02-22	Non-qualified Stock Option	$46.87	M	27700	Disposed	2021-03-12	Common Stock (27700)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	96007	Indirect
Common Stock	66709	Indirect
Common Stock	31671	Indirect
Common Stock	55280	Indirect
Common Stock	121.1	Indirect

Footnotes

F1: The reporting person disclaims beneficial ownership of these shares, and this report shall not be deemed an admission that the reporting person is the beneficial owner of these shares for purposes of Section 16 or for any other purpose.

F2: These shares are held in trusts, for the benefit of the reporting person's children, of which his wife is a trustee.

F3: One-third of this stock option becomes exerciseable on each of the 3rd, 4th, and 5th anniversaries of the grant date.