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

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: GRAINGER W W INC (GWW)
CIK: 0000277135
Period of Report: 2013-03-14

Reporting Person: Macpherson Donald G (Sr. VP, Global Supply Chain)

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2013-03-14	Common Stock	M	3000	$81.49	Acquired	33658	Direct
2013-03-14	Common Stock	S	100	$224.18	Disposed	33558	Direct
2013-03-14	Common Stock	S	100	$224.19	Disposed	33458	Direct
2013-03-14	Common Stock	S	100	$224.20	Disposed	33358	Direct
2013-03-14	Common Stock	S	100	$224.23	Disposed	33258	Direct
2013-03-14	Common Stock	S	100	$224.25	Disposed	33158	Direct
2013-03-14	Common Stock	S	100	$224.29	Disposed	33058	Direct
2013-03-14	Common Stock	S	503	$224.47	Disposed	32555	Direct
2013-03-14	Common Stock	S	300	$224.48	Disposed	32255	Direct
2013-03-14	Common Stock	S	100	$224.49	Disposed	32155	Direct
2013-03-14	Common Stock	S	1	$224.51	Disposed	32154	Direct
2013-03-14	Common Stock	S	100	$224.52	Disposed	32054	Direct
2013-03-14	Common Stock	S	100	$224.53	Disposed	31954	Direct
2013-03-14	Common Stock	S	100	$224.63	Disposed	31854	Direct
2013-03-14	Common Stock	S	200	$224.79	Disposed	31654	Direct
2013-03-14	Common Stock	S	34	$224.87	Disposed	31620	Direct
2013-03-14	Common Stock	S	100	$225.02	Disposed	31520	Direct
2013-03-14	Common Stock	S	100	$225.03	Disposed	31420	Direct
2013-03-14	Common Stock	S	55	$225.06	Disposed	31365	Direct
2013-03-14	Common Stock	S	75	$225.12	Disposed	31290	Direct
2013-03-14	Common Stock	S	125	$225.13	Disposed	31165	Direct
2013-03-14	Common Stock	S	207	$225.25	Disposed	30958	Direct
2013-03-14	Common Stock	S	200	$225.30	Disposed	30758	Direct
2013-03-14	Common Stock	S	100	$225.33	Disposed	30658	Direct

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2013-03-14	Option	$81.49	M	3000	Disposed	2019-04-28	Common Stock (3000)	Direct

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Option	$108.15	2020-04-27	Common Stock (29000)	29000	Direct
Option	$149.02	2021-04-26	Common Stock (24876)	24876	Direct
Option	$204.01	2022-04-24	Common Stock (16923)	16923	Direct

F1: Transaction pursuant to a previously adopted Rule 10b5-1 trading program.