Arthur J. Gallagher & Co. — Director's Dealing 2015

May 4, 2015

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: GALLAGHER ARTHUR J & CO (AJG)
CIK: 0000354190
Period of Report: 2015-04-30

Reporting Person: HOWELL DOUGLAS K (VP & Chief Financial Officer)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2015-04-30	Notional Stock Units	$0	I	118	Acquired		Common Stock (118)	Direct
2015-04-30	Notional Stock Units	$0	I	580	Acquired		Common Stock (580)	Direct
2015-04-30	Notional Stock Units	$0	I	2742	Acquired		Common Stock (2742)	Direct
2015-04-30	Notional Stock Units	$0	I	471	Acquired		Common Stock (471)	Direct

Footnotes

F1: Each notional stock unit represents a right to receive one share of Gallagher common stock.

F2: The notional stock units become payable in July 2015.

F3: The notional stock units become payable in July 2016.

F4: The notional stock units become payable in July 2018.

F5: The notional stock units become payable following the reporting person's separation from service with Gallagher.