GARTNER INC — Director's Dealing 2025

May 22, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: GARTNER INC (IT)
CIK: 0000749251
Period of Report: 2025-05-20

Reporting Person: Hensel Scott (EVP Global Services & Delivery)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-05-20	Common Stock	M	15340	$154.31	Acquired	37945	Direct
2025-05-20	Common Stock	D	5285	$447.90	Disposed	32660	Direct
2025-05-20	Common Stock	F	4659	$447.90	Disposed	28001	Direct
2025-05-21	Common Stock	S	5396	$448.78	Disposed	22605	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2025-05-20	Stock Appreciation Rights	$154.31	M	15340	Disposed	2027-02-05	Common Stock (15340)	Direct

Footnotes

F1: Represents shares acquired upon exercise of SARs.

F2: Represents shares withheld that had an aggregate value, based on the market price on the date of exercise, substantially equal to the aggregate exercise price of the SARs.

F3: Represents shares withheld for the payment of applicable income and payroll withholding taxes.

F4: This transaction was executed in multiple trades at prices ranging from $448.75 to $449.09. 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.

F5: These SARs become exercisable in four substantially equal annual installments, commencing on February 5, 2021, and are fully exercisable.