Gartner (IT) CEO Eugene Hall reports ESPP purchase, holds 1.17M shares

Rhea-AI Filing Summary

Gartner, Inc. director and CEO Eugene A. Hall reported a small purchase of company stock through an employee program. On 11/28/2025, he acquired 26 shares of Gartner common stock at a price of $221.10 per share under Gartner’s 2011 Employee Stock Purchase Plan, which is described as exempt from Section 16(b) under Rule 16b-3(c).

Following this transaction, Hall is shown as beneficially owning 1,170,307 shares of Gartner common stock in total, held directly. This filing reflects routine equity accumulation by a senior executive through a company stock purchase plan rather than a large open-market trade.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

HALL EUGENE A

(Last) (First) (Middle)

56 TOP GALLANT ROAD

P.O. BOX 10212

(Street)

STAMFORD CT 06904-2212

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
GARTNER INC [ IT ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chairman and CEO

3. Date of Earliest Transaction (Month/Day/Year)
11/28/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	11/28/2025		J		26(1)	A	$221.1	1,170,307	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Represents shares acquired under Gartner, Inc.'s 2011 Employee Stock Purchase Plan (as amended and restated effective May 1, 2024) in a transaction exempt from Section 16(b) pursuant to Rule 16b-3(c).

	/s/ Kevin Tang for Eugene A. Hall	12/02/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
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FAQ

What insider transaction did Gartner (IT) report for Eugene A. Hall?

Eugene A. Hall, Gartner’s Chairman and CEO, reported acquiring 26 shares of Gartner common stock on 11/28/2025 through the company’s employee stock purchase plan.

At what price were the Gartner (IT) shares acquired in this Form 4?

The 26 shares of Gartner common stock were acquired at a price of $221.10 per share under Gartner’s 2011 Employee Stock Purchase Plan.

How many Gartner (IT) shares does Eugene A. Hall beneficially own after this transaction?

After the reported transaction, Eugene A. Hall is listed as beneficially owning 1,170,307 shares of Gartner common stock, held directly.

What plan was used for Eugene A. Hall’s Gartner (IT) share acquisition?

The shares were acquired under Gartner, Inc.'s 2011 Employee Stock Purchase Plan, as amended and restated effective May 1, 2024, in a transaction described as exempt from Section 16(b) under Rule 16b-3(c).

What is Eugene A. Hall’s role at Gartner (IT) according to this filing?

According to the filing, Eugene A. Hall is both a Director and an Officer of Gartner, serving as Chairman and CEO.

Is this Gartner (IT) Form 4 filed for one or multiple reporting persons?

The Form 4 is indicated as being filed by one reporting person, namely Eugene A. Hall.