Stock Trading History of Fusco Mark

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 Fusco Mark since year 2005. The trader's CIK number is 1272786. At the time of this reporting, Fusco Mark is the President and CEO of Aspen Technology Inc /de/ . (stock ticker symbol AZPN). See this page for all insider trading activities at Aspen Technology Inc /de/ .

Stock purchases, sales, and option exercises reported by insider *Fusco Mark* since 2005.
Trade Date	Symbol	Company Name (Issuer)	Trade Type	Shares	Price ($)	Value ($)
2008-10-29	AZPN	Aspen Technology Inc /de/	Option Exercise	6,250	.00	0
2008-07-29	AZPN	Aspen Technology Inc /de/	Option Exercise	6,250	.00	0
2008-04-28	AZPN	Aspen Technology Inc /de/	Option Exercise	6,250	.00	0
2008-01-30	AZPN	Aspen Technology Inc /de/	Option Exercise	6,250	.00	0
2007-10-29	AZPN	Aspen Technology Inc /de/	Option Exercise	6,250	.00	0
2005-05-17	AZPN	Aspen Technology Inc /de/	Purchase	5,000	5.00	25,000
2005-05-12	AZPN	Aspen Technology Inc /de/	Purchase	6,500	4.90	31,850

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 Fusco Mark (President and CEO of Aspen Technology Inc /de/ at the time of this reporting) see the Securities and Exchange Commission (SEC) website.