Stock Trading History of Harczak Harry J Jr

The following table details the trading activities (stock purchases, stock sales, and stock option exercises) reported to the Securities and Exchange Commission (SEC) by insider Harczak Harry J Jr since year 2005. The trader's CIK number is 1215333. At the time of this reporting, Harczak Harry J Jr is the Executive Vice President of Cdw Corp (stock ticker symbol CDWC).

Stock purchases, sales, and option exercises reported by *Harczak Harry J Jr* since 2005.
Trade Date	Symbol	Company Name (Issuer)	Trade Type	Shares	Price ($)	Value ($)
2007-02-07	CDWC	Cdw Corp	Sale	39,975	63.00	2,518,456
2007-02-08	CDWC	Cdw Corp	Option Exercise	18,025	24.88	448,371
2007-02-07	CDWC	Cdw Corp	Option Exercise	39,975	19.18	766,720
2007-02-08	CDWC	Cdw Corp	Sale	18,025	63.39	1,142,584
2006-05-01	CDWC	Cdw Corp	Sale	3,300	59.03	194,813
2006-05-01	CDWC	Cdw Corp	Option Exercise	6,549	.01	65

Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Harczak Harry J Jr (Executive Vice President of Cdw Corp at the time of this reporting) see the Securities and Exchange Commission (SEC) website.