UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

FORM 4

Statement of Changes in Beneficial Ownership

Filed pursuant to section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Act of 1935 or Section 30(f) of the Investment Company Act of 1940
 1.	Name and Address of Reporting Person:

       Wille, Howard E.
       FactSet Research Systems Inc.
       One Greenwich Plaza
       Greenwich, CT 06830
 2.	Issuer Name and Ticker or Trading Symbol:

       FactSet Research Systems Inc.  (FDS)
 3.	IRS Number of Reporting Person, if an entity (voluntary)

        N/A
 4.	Statement for Month/Year:

       December 2001
 5.	If Amendment, Date of Original ( Month/Year):

        N/A
 6.	Relationship of Reporting Person to Issuer:

       (X) Director    ( ) Officer (*give title below)   (X) 10% Owner

       ( ) Other (specify below)

 7.	Individual or Joint/Group Filing (Check Applicable Line)

       (X) Form filed by one reporting person

       ( ) Form filed by more then one reporting person	

TABLE  I  -  NON-DERIVATIVE SECURITIES ACQUIRED, DISPOSED OF, OR BENEFICIALLY OWNED
	
  	 	 	4. Securities Acquired (A)	
		3. Transaction Code
	or Disposed (D)
	
1. Title of Security	2. Transaction Date	Code              V	Amount 	(A) or (D) 	Price 	
						
FactSet Research Systems	12/4/01	G               	2,600     	D	N/A	
Inc.	 	               	.     	 	 	
Common Stock	 	               	      	 	 	

 5.	Amount of Securities Beneficially Owned at End of Month

       6,112,519
 6.	Ownership Form:   Direct (D) or Indirect (I)

       D
 7.	Nature of Indirect Beneficial Ownership

       N/A

TABLE II    -   DERIVATIVE SECURITIES ACQUIRED, DISPOSED OF, OR BENEFICIALLY OWNED
(e.g., puts, calls, warrants, options, convertible securities)
	
1.  Title of 	2.  Conversion or 	3.  Transaction 	4.  Transaction 	5.  Number of Derivative 	
      Derivative 	      Exercise Price 	      Date 	      Code 	     Securities Acquired  (A) 	
      Security 	      of Derivative 	      	      	      or Disposed  (D)	
	      Security 			      	
					
			      Code           V	(A)               (D)	

	 	 	 		

 6.	Date Exercisable and Expiration Date (Month/Day/Year)

       N/A
 7.	Title and Amount of Underlying Securities

       FactSet Research Systems Inc. Common Stock
 8.	Price of Derivative Security 

       N/A

 9.	Number of Derivative Securities Beneficially Owned at End of Month

       3,000
 10.	Ownership Form of Derivative Security: Direct (D) or Indirect (I)

       N/A
 11.	Nature of Indirect Beneficial Ownership

       N/A

Explanation of Responses:

 				
			Signature of Reporting Person	
 	 	 	 	
Date:		January 10, 2001	/s/  Howard E. Wille	
			---------------------------	
			Howard E. Wille