GARTNER INC — Director's Dealing 2010

Feb 19, 2010

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: GARTNER INC (IT)
CIK: 0000749251
Period of Report: 2010-02-18

Reporting Person: SCHWARTZ LEWIS G (SVP, Gen Counsel)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2010-02-18	Common Stock	M	40000	$10.59	Acquired	59417	Direct
2010-02-18	Common Stock	S	55000	$23.4362	Disposed	4417	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2010-02-18	Non Qualified Stock Option (Right to Buy)	$10.59	M	40000	Disposed	2012-06-15	Common Stock (40000)	Direct

Footnotes

F1: This option is fully vested.

F2: This transaction was executed in multiple trades at prices ranging from $23.32 to $23.59. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.