GARTNER INC — Director's Dealing 2025

Oct 3, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: GARTNER INC (IT)
CIK: 0000749251
Period of Report: 2025-10-01

Reporting Person: CESAN RAUL E (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-10-01	Common Stock	J	100	—	Acquired	30178	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2025-10-01	Common Stock Equivalents (CSE)	$0	A	100	Acquired		Common Stock (100)	Direct
2025-10-01	Common Stock Equivalents (CSE)	$0	J	100	Disposed		Common Stock (100)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	18400	Indirect
Common Stock	28900	Indirect

Footnotes

F1: This reporting person has elected to receive an immediate distribution of the CSE shares.

F2: These are Common Stock Equivalents ("CSEs") received as compensation for service as an outside director of Gartner, Inc. They were granted under the Gartner, Inc. Long-Term Incentive Plan ("LTIP"). The CSEs convert into Gartner common stock on the date the outside director's continuous status as a director terminates, or as otherwise provided in the LTIP.