SEC Form 5

FORM 5		UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 ANNUAL 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: 3235-0362 Estimated average burden hours per response: 1.0
	Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
	Form 3 Holdings Reported.
	Form 4 Transactions Reported.

1. Name and Address of Reporting Person* SILVER LAKE PARTNERS LP (Last) (First) (Middle) 2725 SAND HILL RD STE 150 (Street) MENLO PARK CA 94025 (City) (State) (Zip)	2. Issuer Name and Ticker or Trading Symbol GARTNER INC [ IT ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) X Director 10% Owner Officer (give title below) X Other (specify below) [X] See footnotes 1, 2 and 3
	3. Statement for Issuer's Fiscal Year Ended (Month/Day/Year) 12/31/2003
	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 at end of Issuer's Fiscal Year (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
				Amount	(A) or (D)	Price
Class A Common Stock	10/06/2003		C(1)	46,969,066	A	$7.45	46,969,066	I	See footnote(2)(3)

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)
					(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Transaction Code is C4 List of names and addresses of each joint filer: Joint Filer: David J.Roux,Director Address: c/o Silver Lake Partners,L.P., 2725 Sand Hill Road, Suite 150,Menlo Park,California 94025 Designated Filer: Silver Lake Partners,L.P. Issuer: Gartner Inc.(IT) Transaction Date: October 6,2003 Joint Filer: Glenn H.Hutchins,Director Address: c/o Silver Lake Partners,L. P.,320 Park Avenue,33rd Floor, New York, New York 10022 Designated Filer: Silver Lake Partners,L.P. Issuer: Gartner Inc.(IT) Transaction Date: October 6,2003 Joint Filer: Silver Lake Investors,L.P. Address: c/o Silver Lake Partners,L.P.,2725 Sand Hill Road,Suite 150,Menlo Park,California 94025 Designated Filer: Silver Lake Partners,L. P. Issuer: Gartner Inc.(IT) Transaction Date: October 6,2003 Joint Filer: Silver Lake Technology Investors,L.L. C. Address: c/o Silver Lake Partners,L.P.,2725 Sand Hill Road,Suite 150,Menlo Park,California 94025

2. Owned by Silver Lake Partners, L.P., Silver Lake Investors, L.P. and Silver Lake Technology Investors, L.L.C. (collectively, the "Silver Lake Entities"). Silver Lake Technology Associates, L.L.C. is the General Partner of each of Silver Lake Partners, L.P. and Silver Lake Investors, L.P. Messrs. Hutchins and Roux are Managing Members and Officers of Silver Lake Technology Associates, L.L.C. and Senior Members of Silver Lake Technology Investors, L.L.C. As such, Messrs. Hutchins and Roux could be deemed to have shared voting or dispositive power over the shares owned by the Silver Lake Entities. Each of Messrs. Hutchins and Roux, however, disclaims beneficial ownership in these shares, except to the extent of his pecuniary interest in the Silver Lake Entities.

3. Messrs. Hutchins and Roux are Managing Members and Officers of Silver Lake Technology Associates, L.L.C., which is the General Partner of Silver Lake Partners, L.P. Silver Lake Partners, L.P. and its affiliated entities are members of a Section 13(d) "group" as reflected in a Schedule 13D originally filed on April 15, 2003, as amended on September 18, 2003, with the Securities and Exchange Commission. The shares of the issuer owned by the members of the "group," in the aggregate exceed 10%. Silver Lake Partners, L.P. and its affiliated entities disclaim a pecuniary interest in the shares held by the other members of the 13(d) "group" and each of Messrs. Hutchins and Roux disclaims beneficial ownership in the shares held by the "group," except to the extent of his pecuniary interest in Silver Lake Partners, L.P. and its affiliated entities.

Remarks:

[X] Form 4 Transactions Reported.

	Glenn H. Hutchins	01/29/2004
	David J. Roux	01/29/2004
	Silver Lake Partners, L.P.	01/29/2004
	Silver Lake Investors, L.P.	01/29/2004
	Silver Lake Technology Investors, L.L.C.	01/29/2004
	** Signature of Reporting Person	Date
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