Stock Trading History of Westphal Bruce A

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 Westphal Bruce A since year 2005. The trader's CIK number is 1227136. At the time of this reporting, Westphal Bruce A is the Director of Pet Co (stock ticker symbol CENT).

Stock purchases, sales, and option exercises reported by *Westphal Bruce A* since 2005.
Trade Date	Symbol	Company Name (Issuer)	Trade Type	Shares	Price ($)	Value ($)
2007-11-29	CENT	Pet Co	Purchase	10,000	4.78	47,766
2007-05-24	CENT	Pet Co	Option Exercise	8,886	11.26	100,100
2007-05-24	CENT	Pet Co	Sale	8,886	14.16	125,870
2006-08-07	CENT	Pet Co	Sale	4,547	43.10	195,998
2006-08-07	CENT	Pet Co	Option Exercise	4,547	21.99	99,988
2006-02-08	CENT	Pet Co	Sale	3,175	48.42	153,743
2006-02-08	CENT	Pet Co	Option Exercise	3,175	7.88	25,003

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 Westphal Bruce A (Director of Pet Co at the time of this reporting) see the Securities and Exchange Commission (SEC) website.