Arthur J. Gallagher & Co. — Director's Dealing 2018

Jan 30, 2018

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: GALLAGHER ARTHUR J & CO (AJG)
CIK: 0000354190
Period of Report: 2018-01-29

Reporting Person: GALLAGHER THOMAS JOSEPH (VICE PRESIDENT)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2018-01-29	Common Stock	M	11500	$30.95	Acquired	176305	Direct
2018-01-29	Common Stock	S	11500	$69.80	Disposed	164805	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2018-01-29	Non-qualified Stock Option	$30.95	M	11500	Disposed	2018-03-08	Common Stock (11500)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	86760	Indirect
Common Stock	66709	Indirect
Common Stock	31671	Indirect
Common Stock	55280	Indirect

Footnotes

F1: The price reported is an average weighted price. The shares were sold in multiple transactions at prices ranging from $69.74 to $69.95. The reporting person will provide to the Securities and Exchange Commission staff, the issuer, or any security holder of the issuer, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F2: 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.

F3: These shares are held in trusts, for the benefit of the reporting person's children, of which his wife is a trustee.

F4: The stock option becomes exercisable 20% each year on the anniversary of the grant date.