Stock Trading History of O Brien Robert P

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 O Brien Robert P since year 2005. The trader's CIK number is 1229776. At the time of this reporting, O Brien Robert P is the Senior Vice President of Calgon Carbon Corporation . (stock ticker symbol CCC). See this page for all insider trading activities at Calgon Carbon Corporation .

Stock purchases, sales, and option exercises reported by insider *O Brien Robert P* since 2005.
Trade Date	Symbol	Company Name (Issuer)	Trade Type	Shares	Price ($)	Value ($)
2008-08-26	CCC	Calgon Carbon Corporation	Sale	32,499	19.15	622,274
2008-08-26	CCC	Calgon Carbon Corporation	Option Exercise	62,499	7.92	494,679
2008-08-20	CCC	Calgon Carbon Corporation	Sale	71,300	19.34	1,378,942
2008-08-20	CCC	Calgon Carbon Corporation	Option Exercise	71,300	6.28	447,585
2008-08-20	CCC	Calgon Carbon Corporation	Option Exercise	30,866	6.18	190,906
2008-05-08	CCC	Calgon Carbon Corporation	Sale	29,800	17.03	507,456

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 O Brien Robert P (Senior Vice President of Calgon Carbon Corporation at the time of this reporting) see the Securities and Exchange Commission (SEC) website.