SEC Form 4

FORM 4		UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940	OMB APPROVAL OMB Number: 3235-0287 Estimated average burden hours per response: 0.5
	Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person* SNYDER CHARLES J (Last) (First) (Middle) 601 MERRITT 7 (Street) NORWALK CT (City) (State) (Zip)	2. Issuer Name and Ticker or Trading Symbol FACTSET RESEARCH SYSTEMS INC [ FDS ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) X Director 10% Owner Officer (give title below) Other (specify below)
	3. Date of Earliest Transaction (Month/Day/Year) 01/04/2010
	4. If Amendment, Date of Original Filed (Month/Day/Year)	6. Individual or Joint/Group Filing (Check Applicable Line) X Form filed by One Reporting Person Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
FactSet Common Stock	01/04/2010		J(1)		316,010(1)	A	$66.6(4)	2,766,810(2)	D
FactSet Common Stock	01/05/2010		J(3)		293,092(3)	A	$66.6(4)	2,766,810(2)	D
FactSet Common Stock	01/06/2010		J(5)		609,102(5)	D	$67.51(6)	2,766,810(2)	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Mr. Snyder transferred 316,010 shares of FactSet Common Stock from the 2008 Grantor Retained Annuity Trust, of which Mr. Snyder is the sole trustee, to himself.

2. Note that 1,766,810 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.

3. Mr. Snyder transferred 293,092 shares of FactSet Common Stock from the 2008 Grantor Retained Annuity Trust, of which Mr. Snyder is the sole trustee, to himself.

4. Based on the mean of the high and low price of the FactSet common stock on January 4, 2010.

5. Mr. Snyder transferred 609,102 shares of FactSet Common Stock to the 2010 Grantor Retained Annuity Trust, of which Mr. Snyder is the sole trustee. He will have complete authority in connection with the shares held by the trust.

6. Based on the mean of the high and low price of the FactSet common stock on January 6, 2010.

	Charles J. Snyder	01/06/2010
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.