Peter Bisson - 01 Oct 2025 Form 4 Insider Report for GARTNER INC (IT)

Role: Director
Signature: /s/ Kevin Tang for Peter Bisson
Issuer symbol: IT
Transactions as of: 01 Oct 2025
Net transactions value: +$26,355
Form type: 4
Filing time: 03 Oct 2025, 16:18:04 UTC
Previous filing: 02 Jul 2025
Next filing: 14 Nov 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Bisson Peter	Director	56 TOP GALLANT ROAD, STAMFORD	/s/ Kevin Tang for Peter Bisson	03 Oct 2025	0001650029

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	IT	Common Stock Equivalent (CSE)	Award	$26,355	+105	+3%	$251.00	3,576	01 Oct 2025	Common Stock	105	$0.000000	Direct	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	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.