W.W. GRAINGER, INC. — Director's Dealing 2013

May 15, 2013

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: GRAINGER W W INC (GWW)
CIK: 0000277135
Period of Report: 2013-05-14

Reporting Person: RYAN JAMES T (Director, Chairman, President and CEO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2013-05-14	Common Stock	M	25000	$76.61	Acquired	179991	Direct
2013-05-14	Common Stock	S	22462	$260.00	Disposed	157529	Direct
2013-05-14	Common Stock	S	200	$260.01	Disposed	157329	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2013-05-14	Stock Option	$76.61	M	25000	Disposed	2016-04-25	Common Stock (25000)	Direct

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Stock Option	$83.08	2017-04-24	Common Stock (30000)	30000	Direct
Stock Option	$85.82	2018-04-29	Common Stock (57000)	57000	Direct
Stock Option	$81.49	2019-04-28	Common Stock (130000)	130000	Direct
Stock Option	$108.15	2020-04-27	Common Stock (122000)	122000	Direct
Stock Option	$149.02	2021-04-26	Common Stock (96400)	96400	Direct
Stock Option	$204.01	2022-04-24	Common Stock (78100)	78100	Direct
Stock Option	$245.86	2023-04-23	Common Stock (70465)	70465	Direct

Footnotes

F1: Transaction pursuant to a Rule 10b5-1 trading program adopted on February 15, 2013.