GARTNER INC — Director's Dealing 2024

Mar 1, 2024

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: GARTNER INC (IT)
CIK: 0000749251
Period of Report: 2024-02-28

Reporting Person: Allard Kenneth (EVP, Digital Markets)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2024-02-28	Common Stock	M	2409	$154.31	Acquired	11851	Direct
2024-02-28	Common Stock	D	799	$465.69	Disposed	11052	Direct
2024-02-28	Common Stock	F	890	$465.69	Disposed	10162	Direct
2024-02-29	Common Stock	S	720	$464.88	Disposed	9442	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2024-02-28	Stock Appreciation Rights	$154.31	M	2409	Disposed	2027-02-05	Common Stock (2409)	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 $464.62 to $465.00. 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 became exercisable in four substantially equal annual installments, commencing on February 5, 2021, and are fully exercisable.