Stock Trading History of Dichristina Michael F

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 Dichristina Michael F since year 2005. The trader's CIK number is 1166103. At the time of this reporting, Dichristina Michael F is the COO of Factset Research Systems Inc (stock ticker symbol FDS).

Stock purchases, sales, and option exercises reported by *Dichristina Michael F* since 2005.
Trade Date	Symbol	Company Name (Issuer)	Trade Type	Shares	Price ($)	Value ($)
2007-10-01	FDS	Factset Research Systems Inc	Sale	100,000	68.45	6,845,070
2007-10-01	FDS	Factset Research Systems Inc	Option Exercise	100,000	22.96	2,295,830
2007-04-03	FDS	Factset Research Systems Inc	Option Exercise	58,831	18.01	1,059,569
2007-04-03	FDS	Factset Research Systems Inc	Sale	58,831	62.99	3,705,764
2006-07-05	FDS	Factset Research Systems Inc	Sale	58,750	46.72	2,744,506
2006-07-05	FDS	Factset Research Systems Inc	Option Exercise	33,750	6.67	225,001
2005-10-07	FDS	Factset Research Systems Inc	Sale	80,000	34.01	2,720,960

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 Dichristina Michael F (COO of Factset Research Systems Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.