CHEN YC

Sr. Vice Pres., Supply Chain at W.W. GRAINGER, INC. · on record since Jan 2, 2004

Insider trading activity of CHEN YC

Transactions on record: 76; since Apr 29, 2004

Open-market buys: 1; $151.3K

Open-market sells: 52; $2.8M

Companies traded: 1; last filing May 1, 2008

Figures computed from official regulatory filings — .

Companies where CHEN YC has traded

W.W. GRAINGER, INC.76 tx · $5M · May 1, 2008

Track record of CHEN YC

Insufficient history for a statistical track record (fewer than 5 open-market buys).

Transaction history of CHEN YC

Co-insiders of CHEN YC

Adkins Rodney CW.W. GRAINGER, INC.
Ali MichaelW.W. GRAINGER, INC.
ANDERSON BRIAN PW.W. GRAINGER, INC.
ANDRINGA JUDITH EW.W. GRAINGER, INC.
Berardinelli Krantz Nancy LW.W. GRAINGER, INC.
Brown Laura DW.W. GRAINGER, INC.
Carroll Kathleen SW.W. GRAINGER, INC.
CARRUTHERS COURT DW.W. GRAINGER, INC.
CLARK WESLEY MW.W. GRAINGER, INC.
Davis George SW.W. GRAINGER, INC.
FERRARELL TIMOTHY MW.W. GRAINGER, INC.
Fortin MattW.W. GRAINGER, INC.
GANTZ WILBUR HW.W. GRAINGER, INC.
Garman James AW.W. GRAINGER, INC.
GRAINGER DAVID WW.W. GRAINGER, INC.
HAILEY V ANNW.W. GRAINGER, INC.
HALL WILLIAM KW.W. GRAINGER, INC.
HIGH JOSEPH CW.W. GRAINGER, INC.
HOBOR NANCY AW.W. GRAINGER, INC.
HOWARD JOHN LW.W. GRAINGER, INC.
IRVING GREGORY SW.W. GRAINGER, INC.
JADIN RONALD LW.W. GRAINGER, INC.
Jaspon Katherine D.W.W. GRAINGER, INC.
KEYSER RICHARD LW.W. GRAINGER, INC.
KLEIN CHRISTOPHER JW.W. GRAINGER, INC.
KREHBIEL FREDERICK AW.W. GRAINGER, INC.
LeRoy Jonny MW.W. GRAINGER, INC.
LEVENICK STUART LW.W. GRAINGER, INC.
LOIZZO LARRY JW.W. GRAINGER, INC.
Lomax WilliamW.W. GRAINGER, INC.
LOUX P OGDENW.W. GRAINGER, INC.
Macpherson Donald GW.W. GRAINGER, INC.
MCCARTER JOHN W JRW.W. GRAINGER, INC.

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
W.W. GRAINGER, INC.Listing on record	May 1, 2008	Award	4,500	85.82	$386.2K		SEC
W.W. GRAINGER, INC.Listing on record	May 1, 2008	AwardD (derivative)	16,000	0.00	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
W.W. GRAINGER, INC.Listing on record	Apr 29, 2008	Other	-1,204	85.97	$103.5K		SEC
W.W. GRAINGER, INC.Listing on record	Mar 19, 2008	Buy	2,100	72.05	$151.3K	conv 47First in 12mo	SEC
W.W. GRAINGER, INC.Listing on record	Oct 22, 2007	Sell	-100	89.83	$9K		SEC
W.W. GRAINGER, INC.Listing on record	Oct 22, 2007	Sell	-200	90.01	$18K		SEC
W.W. GRAINGER, INC.Listing on record	Oct 22, 2007	Sell	-100	90.37	$9K		SEC
W.W. GRAINGER, INC.Listing on record	Oct 22, 2007	Sell	-400	90.08	$36K		SEC
W.W. GRAINGER, INC.Listing on record	Oct 22, 2007	Sell	-100	89.89	$9K		SEC
W.W. GRAINGER, INC.Listing on record	Oct 22, 2007	Sell	-100	90.28	$9K		SEC
W.W. GRAINGER, INC.Listing on record	Oct 22, 2007	Sell	-200	90.66	$18.1K		SEC
W.W. GRAINGER, INC.Listing on record	Oct 22, 2007	Sell	-200	90.38	$18.1K		SEC
W.W. GRAINGER, INC.Listing on record	Oct 22, 2007	Sell	-300	90.18	$27.1K		SEC
W.W. GRAINGER, INC.Listing on record	Oct 22, 2007	Sell	-349	89.84	$31.4K		SEC
W.W. GRAINGER, INC.Listing on record	Oct 22, 2007	ExerciseD (derivative)	-10,000	0.00	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
W.W. GRAINGER, INC.Listing on record	Oct 22, 2007	Sell	-200	89.87	$18K		SEC
W.W. GRAINGER, INC.Listing on record	Oct 22, 2007	Sell	-100	89.95	$9K		SEC
W.W. GRAINGER, INC.Listing on record	Oct 22, 2007	Sell	-300	90.68	$27.2K		SEC
W.W. GRAINGER, INC.Listing on record	Oct 22, 2007	Sell	-100	90.14	$9K		SEC
W.W. GRAINGER, INC.Listing on record	Oct 22, 2007	Sell	-300	89.97	$27K		SEC
W.W. GRAINGER, INC.Listing on record	Oct 22, 2007	Sell	-507	90.00	$45.6K		SEC
W.W. GRAINGER, INC.Listing on record	Oct 22, 2007	Sell	-251	89.85	$22.6K		SEC
W.W. GRAINGER, INC.Listing on record	Oct 22, 2007	Sell	-101	90.69	$9.2K		SEC
W.W. GRAINGER, INC.Listing on record	Oct 22, 2007	Sell	-49	89.94	$4.4K		SEC
W.W. GRAINGER, INC.Listing on record	Oct 22, 2007	Sell	-100	90.46	$9K		SEC

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
W.W. GRAINGER, INC.Listing on record	May 1, 2008	Award	4,500	85.82	$386.2K		SEC
W.W. GRAINGER, INC.Listing on record	May 1, 2008	AwardD (derivative)	16,000	0.00	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
W.W. GRAINGER, INC.Listing on record	Apr 29, 2008	Other	-1,204	85.97	$103.5K		SEC
W.W. GRAINGER, INC.Listing on record	Mar 19, 2008	Buy	2,100	72.05	$151.3K	conv 47First in 12mo	SEC
W.W. GRAINGER, INC.Listing on record	Oct 22, 2007	Sell	-100	89.83	$9K		SEC
W.W. GRAINGER, INC.Listing on record	Oct 22, 2007	Sell	-200	90.01	$18K		SEC
W.W. GRAINGER, INC.Listing on record	Oct 22, 2007	Sell	-100	90.37	$9K		SEC
W.W. GRAINGER, INC.Listing on record	Oct 22, 2007	Sell	-400	90.08	$36K		SEC
W.W. GRAINGER, INC.Listing on record	Oct 22, 2007	Sell	-100	89.89	$9K		SEC
W.W. GRAINGER, INC.Listing on record	Oct 22, 2007	Sell	-100	90.28	$9K		SEC
W.W. GRAINGER, INC.Listing on record	Oct 22, 2007	Sell	-200	90.66	$18.1K		SEC
W.W. GRAINGER, INC.Listing on record	Oct 22, 2007	Sell	-200	90.38	$18.1K		SEC
W.W. GRAINGER, INC.Listing on record	Oct 22, 2007	Sell	-300	90.18	$27.1K		SEC
W.W. GRAINGER, INC.Listing on record	Oct 22, 2007	Sell	-349	89.84	$31.4K		SEC
W.W. GRAINGER, INC.Listing on record	Oct 22, 2007	ExerciseD (derivative)	-10,000	0.00	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
W.W. GRAINGER, INC.Listing on record	Oct 22, 2007	Sell	-200	89.87	$18K		SEC
W.W. GRAINGER, INC.Listing on record	Oct 22, 2007	Sell	-100	89.95	$9K		SEC
W.W. GRAINGER, INC.Listing on record	Oct 22, 2007	Sell	-300	90.68	$27.2K		SEC
W.W. GRAINGER, INC.Listing on record	Oct 22, 2007	Sell	-100	90.14	$9K		SEC
W.W. GRAINGER, INC.Listing on record	Oct 22, 2007	Sell	-300	89.97	$27K		SEC
W.W. GRAINGER, INC.Listing on record	Oct 22, 2007	Sell	-507	90.00	$45.6K		SEC
W.W. GRAINGER, INC.Listing on record	Oct 22, 2007	Sell	-251	89.85	$22.6K		SEC
W.W. GRAINGER, INC.Listing on record	Oct 22, 2007	Sell	-101	90.69	$9.2K		SEC
W.W. GRAINGER, INC.Listing on record	Oct 22, 2007	Sell	-49	89.94	$4.4K		SEC
W.W. GRAINGER, INC.Listing on record	Oct 22, 2007	Sell	-100	90.46	$9K		SEC