Ownership Submission
FORM 4
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
UBBEN JEFFREY W
  2. Issuer Name and Ticker or Trading Symbol
GARTNER INC [IT]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
__X__ Director __X__ 10% Owner
_____ Officer (give title below) _____ Other (specify below)
(Last)
(First)
(Middle)
435 PACIFIC AVENUE, FOURTH FLOOR, 
3. Date of Earliest Transaction (Month/Day/Year)
06/05/2007
(Street)

SAN FRANCISCO, CA 94133
4. If Amendment, Date Original Filed(Month/Day/Year)
6. Individual or Joint/Group Filing(Check Applicable Line)
___ Form filed by One Reporting Person
_X_ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
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
Common Stock 06/05/2007   M   4,791 (1) A $ 0 4,791 D (2)  
Common Stock 06/05/2007   J(3)   4,791 (3) D $ 0 0 D (2)  
Common Stock 06/05/2007   J(3)   4,791 (3) A $ 0 18,636,437 I See footnote (4)
Common Stock               2,000,000 I See footnote (5)

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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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 Underlying Securities
(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 of Derivative Security: 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
Restricted Stock Units $ 0 06/05/2007   M     4,791 (1) 06/05/2007(6) 06/05/2007(6) Common Stock 4,791 (7) 0 D  
Restricted Stock Units $ 0 06/05/2007   A   2,576 (8)   06/05/2008 06/05/2008 Common Stock 2,756 (7) 2,576 D (2)  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
UBBEN JEFFREY W
435 PACIFIC AVENUE, FOURTH FLOOR
SAN FRANCISCO, CA 94133
  X   X    
VA PARTNERS LLC
435 PACIFIC AVENUE
FOURTH FLOOR
SAN FRANCISCO, CA 94133
  X   X    
VA Partners III, LLC
435 PACIFIC AVENUE, 4TH FLOOR
SAN FRANCISCO, CA 94133
  X   X    
ValueAct Capital Management, L.P.
435 PACIFIC AVENUE, 4TH FLOOR
SAN FRANCISCO, CA 94133
  X   X    
ValueAct Capital Management, LLC
435 PACIFIC AVENUE, 4TH FLOOR
SAN FRANCISCO, CA 94133
  X   X    
KAMIN PETER H
265 FRANKLIN STREET, 16TH FLOOR
BOSTON, MA 02110
    X    

Signatures

 /s/ Jeffrey W. Ubben   06/07/2007
**Signature of Reporting Person Date

 VA Partners, LLC, By: /s/ George F. Hamel, Jr., Managing Member   06/07/2007
**Signature of Reporting Person Date

 ValueAct Capital Master Fund, LP, By: VA Partners, LLC, its General Partner, By: /s/ George F. Hamel, Jr., Managing Member   06/07/2007
**Signature of Reporting Person Date

 VA Partners III, LLC, By: /s/ George F. Hamel, Jr., Managing Member   06/07/2007
**Signature of Reporting Person Date

 ValueAct Capital Master Fund III, LP, By: VA Partners III, LLC, its General Partner, By: /s/ George F. Hamel, Jr., Managing Member   06/07/2007
**Signature of Reporting Person Date

 ValueAct Capital Management, LP, By: ValueAct Capital Management, LLC, By: /s/ George F. Hamel, Jr., Managing Member   06/07/2007
**Signature of Reporting Person Date

 ValueAct Capital Management, LLC, By: /s/ George F. Hamel, Jr., Managing Member   06/07/2007
**Signature of Reporting Person Date

 /s/ George F. Hamel, Jr.   06/07/2007
**Signature of Reporting Person Date

 /s/ Peter H. Kamin   06/07/2007
**Signature of Reporting Person Date

Explanation of Responses:

* 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).
(1) Represents Restricted Stock Units that released.
(2) Under an agreement with ValueAct Capital, Jeffrey W. Ubben is deemed to hold the common stock and restricted stock units for the benefit of ValueAct Capital Master Fund, L.P. and indirectly for (i) VA Partners, L.L.C. as General Partner of ValueAct Capital Master Fund, L.P., (ii) ValueAct Capital Management, L.P. as the manager of ValueAct Capital Master Fund, L.P. and (iii) ValueAct Capital Management, LLC as General Partner of ValueAct Capital Management, L.P. Jeffrey W. Ubben is a director of Gartner, Inc. and Managing Member of VA Partners, LLC and ValueAct Capital Management, LLC. Peter H. Kamin and George F. Hamel, Jr. are Managing Members of VA Partners, LLC and ValueAct Capital Management, LLC. The reporting persons disclaim beneficial ownership of the reported stock except to the extent of their pecuniary interest therein.
(3) Jeffrey W. Ubben transferred direct ownership of the reported stock to ValueAct Capital Master Fund, L.P. in a transaction not involving any consideration in accordance with his agreement with ValueAct Capital described in (2) above.
(4) The reported stock is owned directly by ValueAct Capital Master Fund, L.P and may be deemed to be beneficially owned by (i) VA Partners, L.L.C. as General Partner of ValueAct Capital Master Fund, L.P., (ii) ValueAct Capital Management, L.P. as the manager of ValueAct Capital Master Fund, L.P. and (iii) ValueAct Capital Management, LLC as General Partner of ValueAct Capital Management, L.P. Jeffrey W. Ubben, Peter H. Kamin and George F. Hamel, Jr. are Managing Members of VA Partners, L.L.C. and ValueAct Capital Management, LLC. The reporting person disclaims beneficial ownership of the reported stock except to the extent of his pecuniary interest therein.
(5) The reported stock is owned directly by ValueAct Capital Master Fund III, L.P and may be deemed to be beneficially owned by (i) VA Partners III, L.L.C. as General Partner of ValueAct Capital Master Fund III, L.P., (ii) ValueAct Capital Management, L.P. as the manager of ValueAct Capital Master Fund III, L.P. and (iii) ValueAct Capital Management, LLC as General Partner of ValueAct Capital Management, L.P. Jeffrey W. Ubben, Peter H. Kamin and George F. Hamel, Jr. are Managing Members of VA Partners III, L.L.C. and ValueAct Capital Management, LLC. The reporting person disclaims beneficial ownership of the reported stock except to the extent of his pecuniary interest therein.
(6) One Hundred Percent (100%) of the Restricted Stock Units shall vest on the date of the 2007 annual meeting of stockholders, subject to Grantee's Continued Service through such date.
(7) Column 8 is not a required reportable field.
(8) One Hundred Percent (100%) of the Restricted Stock Units shall vest on the date of the 2008 annual meeting of stockholders subject to Grantee's Continued Service through such date. The date of the 2008 annual meeting of stockholders is not confirmed as of now.
 
Remarks:
Joint Filer Information:

Name: ValueAct Capital Master Fund, L.P.,
Address: 435 Pacific Avenue, Fourth Floor, San Francisco, CA 94133
Designated Filer: Jeffrey W. Ubben
Issuer and Ticker Symbol: Gartner, Inc. (IT)
Date of Event Requiring Statement: June 5, 2007

Name: VA Partners, LLC
Address: 435 Pacific Avenue, Fourth Floor, San Francisco, CA 94133
Designated Filer: Jeffrey W. Ubben
Issuer and Ticker Symbol: Gartner, Inc. (IT)
Date of Event Requiring Statement: June 5, 2007

Name: ValueAct Capital Master Fund III, L.P.,
Address: 435 Pacific Avenue, Fourth Floor, San Francisco, CA 94133
Designated Filer: Jeffrey W. Ubben
Issuer and Ticker Symbol: Gartner, Inc. (IT)
Date of Event Requiring Statement: June 5, 2007

Name: VA Partners III, LLC
Address: 435 Pacific Avenue, Fourth Floor, San Francisco, CA 94133
Designated Filer: Jeffrey W. Ubben
Issuer and Ticker Symbol: Gartner, Inc. (IT)
Date of Event Requiring Statement: June 5, 2007

Name: ValueAct Capital Management, L.P.
Address: 435 Pacific Avenue, Fourth Floor, San Francisco, CA 94133
Designated Filer: Jeffrey W. Ubben
Issuer and Ticker Symbol: Gartner, Inc. (IT)
Date of Event Requiring Statement: June 5, 2007

Name: ValueAct Capital Management, LLC
Address: 435 Pacific Avenue, Fourth Floor, San Francisco, CA 94133
Designated Filer: Jeffrey W. Ubben
Issuer and Ticker Symbol: Gartner, Inc. (IT)
Date of Event Requiring Statement: June 5, 2007

Name: George F. Hamel, Jr.
Address: 435 Pacific Avenue, Fourth Floor, San Francisco, CA 94133
Designated Filer: Jeffrey W. Ubben
Issuer and Ticker Symbol: Gartner, Inc. (IT)
Date of Event Requiring Statement: June 5, 2007

Name: Peter H. Kamin
Address: 435 Pacific Avenue, Fourth Floor, San Francisco, CA 94133
Designated Filer: Jeffrey W. Ubben
Issuer and Ticker Symbol: Gartner, Inc. (IT)
Date of Event Requiring Statement: June 5, 2007

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