Stock Trading History of Colvin Donald 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 Colvin Donald A since year 2005. The trader's CIK number is 1228888. At the time of this reporting, Colvin Donald A is the Exec VP & CFO of On Semiconductor Corp . (stock ticker symbol ONNN). See this page for all insider trading activities at On Semiconductor Corp .

Stock purchases, sales, and option exercises reported by insider *Colvin Donald A* since 2005.
Trade Date	Symbol	Company Name (Issuer)	Trade Type	Shares	Price ($)	Value ($)
2008-08-14	ONNN	On Semiconductor Corp	Option Exercise	75,000	4.80	360,000
2008-08-14	ONNN	On Semiconductor Corp	Sale	75,000	10.54	790,815
2007-09-18	ONNN	On Semiconductor Corp	Option Exercise	50,000	1.31	65,500
2007-09-19	ONNN	On Semiconductor Corp	Option Exercise	50,000	1.31	65,500
2007-09-18	ONNN	On Semiconductor Corp	Sale	50,000	12.18	609,000
2007-09-19	ONNN	On Semiconductor Corp	Sale	50,000	12.50	625,000
2007-09-13	ONNN	On Semiconductor Corp	Option Exercise	50,000	1.31	65,500
2007-09-13	ONNN	On Semiconductor Corp	Sale	50,000	11.55	577,550
2007-02-01	ONNN	On Semiconductor Corp	Option Exercise	50,000	1.31	65,500
2007-02-01	ONNN	On Semiconductor Corp	Sale	50,000	9.07	453,550
2007-01-25	ONNN	On Semiconductor Corp	Sale	50,000	8.50	425,000
2007-01-25	ONNN	On Semiconductor Corp	Option Exercise	50,000	1.31	65,500
2007-01-08	ONNN	On Semiconductor Corp	Option Exercise	50,000	1.31	65,500
2007-01-08	ONNN	On Semiconductor Corp	Sale	45,000	8.00	360,000
2006-02-01	ONNN	On Semiconductor Corp	Option Exercise	150,000	1.31	196,500
2006-02-01	ONNN	On Semiconductor Corp	Sale	135,000	7.32	987,525

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 Colvin Donald A (Exec VP & CFO of On Semiconductor Corp at the time of this reporting) see the Securities and Exchange Commission (SEC) website.