Gartner (IT) director Eileen Serra granted 186 Common Stock Equivalents

Rhea-AI Filing Summary

Gartner Inc. director Eileen Serra received a grant of 186 Common Stock Equivalents as compensation for board service. These CSEs, awarded under the Gartner Long-Term Incentive Plan, will convert into Gartner common stock when her continuous status as an outside director ends. Following this award, she directly holds 3,147 CSEs.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Serra Eileen

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Common Stock Equivalents ( CSE )	186	$154.79	$29K

Holdings After Transaction: Common Stock Equivalents ( CSE ) — 3,147 shares (Direct)

Footnotes (1)

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Key Figures

CSE grant size: 186 units Reference price per CSE: $154.79 per unit CSEs after grant: 3,147 units +2 more

5 metrics

CSE grant size 186 units Common Stock Equivalents granted April 1, 2026

Reference price per CSE $154.79 per unit Reported transaction price for the 186 CSEs

CSEs after grant 3,147 units Total Common Stock Equivalents directly held after transaction

Conversion price $0.00 Conversion or exercise price for the Common Stock Equivalents

Transaction date April 1, 2026 Date of the CSE compensation grant

Key Terms

Common Stock Equivalents ("CSEs"), Long-Term Incentive Plan ("LTIP"), outside director, continuous status as a director

4 terms

Common Stock Equivalents ("CSEs") financial

"These are Common Stock Equivalents ("CSEs") received as compensation for service as an outside director"

Long-Term Incentive Plan ("LTIP") financial

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

outside director financial

"received as compensation for service as an outside director of Gartner, Inc."

continuous status as a director financial

"on the date the outside director's continuous status as a director terminates"

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^*

Serra Eileen

(Last) (First) (Middle)

56 TOP GALLANT RD.

(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 Equivalents ( CSE )	$0	04/01/2026		A		186		(1)	(1)	Common Stock	186	$154.79	3,147	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 Eileen Serra	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 Eileen Serra report in this Form 4?

Eileen Serra reported receiving 186 Common Stock Equivalents as compensation for serving as an outside director of Gartner Inc. The award is under the company’s Long-Term Incentive Plan and increases her directly held CSE balance to 3,147.

Is Eileen Serra’s Form 4 transaction a market purchase or sale of Gartner (IT) stock?

The Form 4 shows a grant of 186 Common Stock Equivalents as compensation, not an open-market buy or sale. These are awarded under Gartner’s Long-Term Incentive Plan rather than acquired or disposed through market trading.

When do Eileen Serra’s Common Stock Equivalents in Gartner (IT) convert into common stock?

The Common Stock Equivalents convert into Gartner common stock when Serra’s continuous status as an outside director terminates, or as otherwise provided in the Long-Term Incentive Plan. Conversion is therefore tied to the end of her board service or LTIP terms.

How many Common Stock Equivalents does Eileen Serra hold after this Gartner (IT) grant?

After receiving 186 new Common Stock Equivalents, Serra directly holds a total of 3,147 CSEs. This figure reflects her position immediately following the April 1, 2026 compensation grant reported in the Form 4 filing.

What price is associated with the 186 Common Stock Equivalents granted to Eileen Serra at Gartner (IT)?

The 186 Common Stock Equivalents were reported at a price of $154.79 per unit, with a conversion or exercise price of $0.00. This reflects the compensation grant’s reference price, not a cash purchase made in the open market.