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Filing Details

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
277135	Grainger W W Inc	GWW	Wholesale-Durable Goods (5000)	361150280

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1378934	L Ronald Jadin	100 Grainger Parkway Lake Forest IL 60045	Sr. Vp & Cfo	No	Yes	No	No

Reported Non-Derivative Transactions

Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
Common Stock	Disposition	2011-12-01	100	$187.25	5,516	No	4	S	Indirect	By wife.
Common Stock	Disposition	2011-12-01	100	$187.30	5,416	No	4	S	Indirect	By wife.
Common Stock	Disposition	2011-12-01	198	$187.32	5,218	No	4	S	Indirect	By wife.
Common Stock	Disposition	2011-12-01	100	$187.32	5,118	No	4	S	Indirect	By wife.
Common Stock	Disposition	2011-12-01	102	$187.35	5,016	No	4	S	Indirect	By wife.
Common Stock	Disposition	2011-12-01	100	$187.37	4,916	No	4	S	Indirect	By wife.
Common Stock	Disposition	2011-12-01	100	$187.39	4,816	No	4	S	Indirect	By wife.
Common Stock	Disposition	2011-12-01	100	$187.40	4,716	No	4	S	Indirect	By wife.
Common Stock	Disposition	2011-12-01	100	$187.42	4,616	No	4	S	Indirect	By wife.
Common Stock	Disposition	2011-12-01	100	$187.43	4,516	No	4	S	Indirect	By wife.
Common Stock	Disposition	2011-12-01	200	$187.44	4,316	No	4	S	Indirect	By wife.
Common Stock	Disposition	2011-12-01	197	$187.48	4,119	No	4	S	Indirect	By wife.
Common Stock	Disposition	2011-12-01	149	$187.48	3,970	No	4	S	Indirect	By wife.
Common Stock	Disposition	2011-12-01	51	$187.48	3,919	No	4	S	Indirect	By wife.
Common Stock	Disposition	2011-12-01	100	$187.49	3,819	No	4	S	Indirect	By wife.
Common Stock	Disposition	2011-12-01	100	$187.49	3,719	No	4	S	Indirect	By wife.
Common Stock	Disposition	2011-12-01	200	$187.52	3,519	No	4	S	Indirect	By wife.
Common Stock	Disposition	2011-12-01	200	$187.53	3,319	No	4	S	Indirect	By wife.
Common Stock	Disposition	2011-12-01	100	$187.60	3,219	No	4	S	Indirect	By wife.
Common Stock	Disposition	2011-12-01	966	$187.62	2,253	No	4	S	Indirect	By wife.

Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
No	4	S	Indirect	By wife.
No	4	S	Indirect	By wife.
No	4	S	Indirect	By wife.
No	4	S	Indirect	By wife.
No	4	S	Indirect	By wife.
No	4	S	Indirect	By wife.
No	4	S	Indirect	By wife.
No	4	S	Indirect	By wife.
No	4	S	Indirect	By wife.
No	4	S	Indirect	By wife.
No	4	S	Indirect	By wife.
No	4	S	Indirect	By wife.
No	4	S	Indirect	By wife.
No	4	S	Indirect	By wife.
No	4	S	Indirect	By wife.
No	4	S	Indirect	By wife.
No	4	S	Indirect	By wife.
No	4	S	Indirect	By wife.
No	4	S	Indirect	By wife.
No	4	S	Indirect	By wife.

Footnotes

Shares held by Mr. Jadin's wife. Mr. Jadin disclaims beneficial ownership of such shares.