THE CORPORATE LIBRARY

Related Party Transactions and Outside Related Director Information

FactSet Research Systems Inc. (FDS)

11/14/2005 Proxy Information

Charles J. Snyder co-founded of FactSet Resarch Systems Inc. in 1978 and currenly serves as Vice Chairman and as a consultant to FactSet's engineering and technology groups. He retired as President and Chief Technology Officer in August 1999. Mr. Snyder acted as interim Chief Executive Officer from May 2000 to September 2000.

11/25/2003 and 11/10/2004 Proxy Information

Charles J. Snyder co-founded of FactSet Resarch Systems Inc. in 1978 and currenly serves as Vice Chairman and as a consultant to FactSet's engineering and technology groups. He retired as President and Chief Technology Officer in August 1999. Mr. Snyder acted as interim Chief Executive Officer from May 2000 to September 2000.

Howard E. Wille was a co-founder of FactSet Research Systems Inc. in 1978 and is currently a director. He held the position of Chief Executive Officer from 1978 until May 2000, the date on which he retired from active employment with FactSet. He continued to serve as the non-executive Chairman thru August 2000.