GARTNER INC — Director's Dealing 2011

Mar 10, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: GARTNER INC (IT)
CIK: 0000749251
Period of Report: 2011-03-09

Reporting Person: HALL EUGENE A (Director, CEO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2011-03-09	Common Stock	M	100000	$12.11	Acquired	766108	Direct
2011-03-09	Common Stock	S	100000	$38.5856	Disposed	666108	Direct
2011-03-09	Common Stock	M	41000	$12.11	Acquired	707108	Direct
2011-03-09	Common Stock	S	41000	$38.9344	Disposed	666108	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2011-03-09	Non Qualified Stock Option (Right to Buy)	$12.11	M	100000	Disposed	2014-08-16	Common Stock (100000)	Direct
2011-03-09	Non Qualified Stock Option (Right to Buy)	$12.11	M	41000	Disposed	2014-08-16	Common Stock (41000)	Direct

Footnotes

F1: This option is fully exercisable.

F2: This transaction was executed in multiple trades at prices ranging from $38.50 to $38.85. The price 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.

F3: This transaction was executed in multiple trades at prices ranging from $38.82 to $39.07. The price 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.