Stock Trading History of Renz Vincent

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 Renz Vincent since year 2005. The trader's CIK number is 1217748. At the time of this reporting, Renz Vincent is the Sr. V.P., Chief Tech of Eresearchtechnology Inc /de/ (stock ticker symbol ERES).

Stock purchases, sales, and option exercises reported by *Renz Vincent* since 2005.
Trade Date	Symbol	Company Name (Issuer)	Trade Type	Shares	Price ($)	Value ($)
2006-09-13	ERES	Eresearchtechnology Inc /de/	Sale	3,167	8.80	27,876
2006-04-24	ERES	Eresearchtechnology Inc /de/	Option Exercise	10,000	.65	6,500
2006-04-24	ERES	Eresearchtechnology Inc /de/	Sale	10,000	14.32	143,161
2006-03-23	ERES	Eresearchtechnology Inc /de/	Sale	10,000	14.00	140,011
2006-03-23	ERES	Eresearchtechnology Inc /de/	Option Exercise	10,000	.65	6,500
2006-02-23	ERES	Eresearchtechnology Inc /de/	Sale	10,000	14.20	142,038
2006-02-23	ERES	Eresearchtechnology Inc /de/	Option Exercise	10,000	.65	6,500
2005-08-15	ERES	Eresearchtechnology Inc /de/	Sale	675	15.09	10,185

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 Renz Vincent (Sr. V.P., Chief Tech of Eresearchtechnology Inc /de/ at the time of this reporting) see the Securities and Exchange Commission (SEC) website.