W.W. GRAINGER, INC. - Director's Dealing 2006

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: GRAINGER W W INC (GWW)
CIK: 0000277135
Period of Report: 2006-04-26

Reporting Person: LOIZZO LARRY J (Senior Vice President)

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2006-04-26	Common Stock	A	2500	—	Acquired	29500	Direct
2006-04-26	Common Stock	A	5000	—	Acquired	34500	Direct

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2006-04-26	Option	$76.61	A	10000	Acquired	2016-04-25	Common Stock (10000)	Direct

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Option	$35.4375	2006-08-06	Common Stock (4440)	4440	Direct
Option	$37.25	2007-04-29	Common Stock (8060)	8060	Direct
Option	$51.6875	2008-04-28	Common Stock (7180)	7180	Direct
Option	$48.625	2009-04-27	Common Stock (8790)	8790	Direct
Option	$42.8125	2010-02-28	Common Stock (760)	760	Direct
Option	$43.50	2010-04-25	Common Stock (10120)	10120	Direct
Option	$37.50	2011-04-24	Common Stock (15600)	15600	Direct
Option	$54.61	2012-04-23	Common Stock (15000)	15000	Direct
Option	$45.50	2013-04-29	Common Stock (15000)	15000	Direct
Option	$54.14	2014-04-27	Common Stock (15000)	15000	Direct
Option	$52.29	2015-04-26	Common Stock (9000)	9000	Direct

F1: Award of restricted stock units to be settled after vesting by the delivery of unrestricted shares of common stock on a one-for-one basis.