FACTSET RESEARCH SYSTEMS INC — Director's Dealing 2010

Oct 8, 2010

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: FACTSET RESEARCH SYSTEMS INC (FDS)
CIK: 0001013237
Period of Report: 2010-10-07

Reporting Person: SNYDER CHARLES J (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2010-10-07	FactSet Common Stock	G	50000	$82.20	Disposed	2621810	Direct

Footnotes

F1: Based on the average of the high and low price of FactSet common stock on October 7, 2010.

F2: Note that 1,621,810 of Mr. Snyder's shares are held directly, an additional 390,898 shares are held indirectly through the 2008 Grantor Retained Annuity Trust and the remaining 609,102 are held indirectly through the 2010 Grantor Retained Annuity Trust. Mr. Snyder has complete authority in connection with the shares held by the trusts.