Stock Trading History of Blumenthal Daniel H

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 Blumenthal Daniel H since year 2005. The trader's CIK number is 1038736. At the time of this reporting, Blumenthal Daniel H is the Director of Ansys Inc (stock ticker symbol ANSS).

Stock purchases, sales, and option exercises reported by *Blumenthal Daniel H* since 2005.
Trade Date	Symbol	Company Name (Issuer)	Trade Type	Shares	Price ($)	Value ($)
2006-11-16	ANSS	Ansys Inc	Sale	3,350,356	48.12	161,235,882
2006-11-09	ANSS	Ansys Inc	Sale	20,842	.00	0
2006-11-10	ANSS	Ansys Inc	Sale	25,000	.00	0
2006-11-07	ANSS	Ansys Inc	Sale	13,448	.00	0
2006-11-08	ANSS	Ansys Inc	Sale	25,000	.00	0
2006-08-17	ANSS	Ansys Inc	Sale	50,000	.00	0
2006-08-16	ANSS	Ansys Inc	Sale	25,000	.00	0
2006-08-10	ANSS	Ansys Inc	Sale	40,000	.00	0
2006-08-11	ANSS	Ansys Inc	Sale	7,158	48.25	345,373
2006-08-11	ANSS	Ansys Inc	Sale	7,158	48.25	345,373
2006-08-10	ANSS	Ansys Inc	Sale	40,000	.00	0
2006-08-09	ANSS	Ansys Inc	Sale	29,578	.00	0

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 Blumenthal Daniel H (Director of Ansys Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.