Stock Trading History of Sherertz William W

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 Sherertz William W since year 2005. The trader's CIK number is 924447. At the time of this reporting, Sherertz William W is the President and CEO of Barrett Business Services Inc . (stock ticker symbol BBSI). See this page for all insider trading activities at Barrett Business Services Inc .

Stock purchases, sales, and option exercises reported by insider *Sherertz William W* since 2005.
Trade Date	Symbol	Company Name (Issuer)	Trade Type	Shares	Price ($)	Value ($)
2008-06-19	BBSI	Barrett Business Services Inc	Option Exercise	84,696	7.21	610,940
2007-08-23	BBSI	Barrett Business Services Inc	Sale	7,500	24.90	186,750
2006-05-01	BBSI	Barrett Business Services Inc	Sale	100,000	26.10	2,610,000
2006-04-03	BBSI	Barrett Business Services Inc	Sale	6,150	27.30	167,895
2005-07-27	BBSI	Barrett Business Services Inc	Sale	75,000	16.25	1,218,750
2005-03-14	BBSI	Barrett Business Services Inc	Sale	75,000	22.60	1,695,000

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 Sherertz William W (President and CEO of Barrett Business Services Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.