Gartner (NYSE: IT) director Pagliuca reports open-market buys, now holds 111,613 shares

Rhea-AI Filing Summary

Gartner Inc. director Stephen G. Pagliuca reported open-market purchases of the company’s common stock on 12/10/2025. The Form 4 shows a series of buy transactions at weighted average prices ranging from about $225.98 to $231.75, each executed in multiple trades within disclosed price ranges. After these purchases, he beneficially owns 111,613 shares of Gartner common stock in direct ownership. The filing notes that full trade-by-trade price and share details are available upon request to the SEC staff, the issuer, or any security holder.

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^*

PAGLIUCA STEPHEN G

(Last) (First) (Middle)

56 TOP GALLANT RD

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
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
12/10/2025

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	12/10/2025		P		1,535	A	$225.98(1)	69,848	D
Common Stock	12/10/2025		P		5,773	A	$227.22(2)	75,621	D
Common Stock	12/10/2025		P		5,496	A	$227.84(3)	81,117	D
Common Stock	12/10/2025		P		8,486	A	$228.91(4)	89,603	D
Common Stock	12/10/2025		P		4,593	A	$230.09(5)	94,196	D
Common Stock	12/10/2025		P		9,859	A	$231.12(6)	104,055	D
Common Stock	12/10/2025		P		7,558	A	$231.75(7)	111,613	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. This transaction was executed in multiple trades at prices ranging from $225.45 to $226.40. The price reported above reflects the weighted average purchase 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.

2. This transaction was executed in multiple trades at prices ranging from $226.48 to $227.47. The price reported above reflects the weighted average purchase 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.

3. This transaction was executed in multiple trades at prices ranging from $227.48 to $228.47. The price reported above reflects the weighted average purchase 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.

4. This transaction was executed in multiple trades at prices ranging from $228.49 to $229.48. The price reported above reflects the weighted average purchase 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.

5. This transaction was executed in multiple trades at prices ranging from $229.49 to $230.48. The price reported above reflects the weighted average purchase 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.

6. This transaction was executed in multiple trades at prices ranging from $230.49 to $231.48. The price reported above reflects the weighted average purchase 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.

7. This transaction was executed in multiple trades at prices ranging from $231.49 to $232.48. The price reported above reflects the weighted average purchase 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.

	/s/ Jenna Gallagher for Stephen G. Pagliuca	12/12/2025
	** 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 Inc (IT) disclose in this Form 4?

The filing reports that director Stephen G. Pagliuca purchased multiple blocks of Gartner Inc. common stock in open-market transactions on 12/10/2025.

How many Gartner Inc (IT) shares does the director own after the reported trades?

Following the reported purchases, Stephen G. Pagliuca beneficially owns 111,613 shares of Gartner common stock in direct ownership.

At what prices were the Gartner Inc (IT) shares purchased in this insider filing?

The reported purchases were executed at weighted average prices of $225.98, $227.22, $227.84, $228.91, $230.09, $231.12, and $231.75, each representing multiple trades within specific price ranges.

What is the relationship of the reporting person to Gartner Inc (IT)?

The reporting person, Stephen G. Pagliuca, is identified as a director of Gartner Inc. in the filing.

Were the Gartner Inc (IT) insider transactions single trades or multiple trades at different prices?

Each line-item purchase was executed in multiple trades within specified price ranges, with the filing disclosing weighted average purchase prices for each group of trades.

Does the Gartner Inc (IT) insider filing offer more detailed trade information if requested?

Yes. The reporting person undertakes to provide full information on the number of shares and exact prices for each trade to the SEC staff, the issuer, or any security holder upon request.