[Form 4] GARTNER INC Insider Trading Activity

Rhea-AI Filing Summary

Gartner Inc director Daniela L. Rus reported a compensation grant of 108 Common Stock Equivalents (CSEs). The CSEs were awarded under the Gartner, Inc. Long-Term Incentive Plan at a reference price of $154.79 per CSE and are economically tied to common stock.

The CSEs convert into Gartner common shares when her continuous status as an outside director ends, or as otherwise provided in the incentive plan. Following this award, she holds 108 CSEs representing 108 underlying shares of common stock.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Rus Daniela L

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Common Stock Equivalent (CSE)	108	$154.79	$17K

Holdings After Transaction: Common Stock Equivalent (CSE) — 108 shares (Direct)

Footnotes (1)

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Key Figures

Common Stock Equivalents granted: 108 CSEs Reference price per CSE: $154.79 per CSE Underlying common shares: 108 shares +1 more

4 metrics

Common Stock Equivalents granted 108 CSEs Compensation award for outside director service

Reference price per CSE $154.79 per CSE Valuation for the April 1, 2026 grant

Underlying common shares 108 shares Each CSE corresponds to one share of common stock

CSEs held after grant 108 CSEs Total derivative holdings following the reported transaction

Key Terms

Common Stock Equivalent (CSE), Long-Term Incentive Plan ("LTIP"), grant, award, or other acquisition

3 terms

Common Stock Equivalent (CSE) financial

"These are Common Stock Equivalents ("CSEs") received as compensation"

Long-Term Incentive Plan ("LTIP") financial

"They were granted under the Gartner, Inc. Long-Term Incentive Plan ("LTIP")."

grant, award, or other acquisition financial

"transaction_code_description": "Grant, award, or other acquisition""

Form 4 Insider Transactions: What Each Field Means →

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

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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^*

Rus Daniela L

(Last) (First) (Middle)

56 TOP GALLANT ROAD

(Street)

STAMFORD CONNECTICUT 06902

(City) (State) (Zip)

UNITED STATES

(Country)

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
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
04/01/2026

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

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

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

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

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
Common Stock Equivalent (CSE)	$0	04/01/2026		A		108		(1)	(1)	Common Stock	108	$154.79	108	D

Explanation of Responses:

1. 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.

	/s/ Kevin Tang for Daniela L. Rus	04/03/2026
	** 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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

FAQ

What did Gartner (IT) director Daniela Rus report in this Form 4 filing?

Daniela L. Rus reported receiving 108 Common Stock Equivalents as compensation for serving as an outside director. These awards are tied to Gartner common stock and were granted under the company’s Long-Term Incentive Plan for board members.

How many Gartner (IT) stock equivalents were granted to the director?

She received 108 Common Stock Equivalents, each linked to one share of Gartner common stock. These instruments reflect a form of deferred equity compensation for board service and increase her reported derivative holdings to 108 CSEs after the transaction.

At what price were the Gartner (IT) Common Stock Equivalents valued in the grant?

The grant references a price of $154.79 per Common Stock Equivalent. While not an open-market purchase price, this figure provides the valuation basis used for the compensation award under Gartner’s Long-Term Incentive Plan for directors.

When do the granted Gartner (IT) Common Stock Equivalents convert into common shares?

The Common Stock Equivalents convert into Gartner common stock when the outside director’s continuous status as a director ends. Conversion may also occur as otherwise provided in the company’s Long-Term Incentive Plan governing these awards.

Are the Gartner (IT) Common Stock Equivalents a market purchase or a compensation award?

They are a compensation award, not a market purchase. The Form 4 lists the transaction code as a grant or award acquisition, and the footnote explains the CSEs were received for service as an outside director under the Long-Term Incentive Plan.