Stock Trading History of Roman Thomas S

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 Roman Thomas S since year 2005. The trader's CIK number is 1278556. At the time of this reporting, Roman Thomas S is the Corporate Controller of Cabot Microelectronics Corp . (stock ticker symbol CCMP). See this page for all insider trading activities at Cabot Microelectronics Corp .

Stock purchases, sales, and option exercises reported by insider *Roman Thomas S* since 2005.
Trade Date	Symbol	Company Name (Issuer)	Trade Type	Shares	Price ($)	Value ($)
2008-08-11	CCMP	Cabot Microelectronics Corp	Sale	2,000	42.72	85,440
2008-08-11	CCMP	Cabot Microelectronics Corp	Option Exercise	2,000	30.51	61,020
2007-12-05	CCMP	Cabot Microelectronics Corp	Sale	97	37.00	3,589
2007-08-08	CCMP	Cabot Microelectronics Corp	Sale	2,000	44.94	89,883
2007-08-08	CCMP	Cabot Microelectronics Corp	Option Exercise	2,000	30.51	61,020

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 Roman Thomas S (Corporate Controller of Cabot Microelectronics Corp at the time of this reporting) see the Securities and Exchange Commission (SEC) website.