Stock Trading History of Shields Maria T

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 Shields Maria T since year 2005. The trader's CIK number is 1199441. At the time of this reporting, Shields Maria T is the Chief Financial Officer of Ansys Inc (stock ticker symbol ANSS).

Stock purchases, sales, and option exercises reported by *Shields Maria T* since 2005.
Trade Date	Symbol	Company Name (Issuer)	Trade Type	Shares	Price ($)	Value ($)
2007-08-14	ANSS	Ansys Inc	Option Exercise	39,948	2.61	104,240
2007-08-14	ANSS	Ansys Inc	Sale	39,948	.00	0
2006-09-26	ANSS	Ansys Inc	Sale	10,063	46.50	467,929
2006-09-25	ANSS	Ansys Inc	Sale	12,986	46.50	603,849
2006-09-26	ANSS	Ansys Inc	Option Exercise	10,063	5.12	51,572
2006-09-25	ANSS	Ansys Inc	Option Exercise	12,986	5.12	66,553
2006-09-20	ANSS	Ansys Inc	Option Exercise	1,951	5.12	9,998
2006-09-20	ANSS	Ansys Inc	Sale	1,951	46.50	90,721

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 Shields Maria T (Chief Financial Officer of Ansys Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.