[Form 4] GARTNER INC Insider Trading Activity

Rhea-AI Filing Summary

Gartner Inc. (IT) Form 4: Dick van Ham, SVP, Global Technology Sales, reported acquisition and disposition activity tied to the vesting of restricted stock units (RSUs). On 09/15/2025, 59 shares were acquired upon release of the 2025 RSU installment, which convert one-for-one into common stock. The filing also shows 32 shares were withheld to satisfy applicable income and payroll taxes at a reported per-share price of $246.89, leaving the reporting person with 368 shares after the transactions. The report was signed on 09/17/2025.

Positive

• 59 shares acquired upon scheduled RSU vesting (2025 installment)
• Disclosure includes tax withholding (32 shares) showing transparent reporting of net share issuance

Negative

• None.

Insights

Financial Analyst

TL;DR: Routine RSU vesting with share withholding for taxes; de minimis impact on shareholder base.

The report documents the scheduled 2025 installment vesting of RSUs for an officer, resulting in 59 common shares issued and 32 shares withheld for tax obligations at $246.89 per share. This is a standard compensation settlement rather than a market-directed buy/sell and does not indicate a change in company guidance or capital structure beyond the usual issuance and tax withholding mechanics.

Corporate Governance Expert

TL;DR: Disclosure aligns with Section 16 reporting norms; no governance red flags.

The filing timely discloses an officer's receipt of vested RSUs and the concomitant withholding for taxes. The RSU vesting schedule note confirms annual installments beginning 09/15/2022 and this entry represents the 2025 installment. Signature and filing details are present, fulfilling Form 4 reporting obligations related to insider compensation.

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^*

van Ham Dick

(Last) (First) (Middle)

56 TOP GALLANT ROAD

(Street)

STAMFORD CT 06902

(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)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	SVP, Global Technology Sales

3. Date of Earliest Transaction (Month/Day/Year)
09/15/2025

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	09/15/2025		M		59(1)	A	$0	368	D
Common Stock	09/15/2025		F		32(2)	D	$246.89	336	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
Restricted Stock Units	$0	09/15/2025		M			59	(1)	(1)	Common Stock	59	$0	0	D

Explanation of Responses:

1. Represents shares acquired upon release of RSUs, which convert into common stock on a one-for-one basis. These RSUs vest in four substantially equal annual installments, commencing on September 15, 2022. This represents the 2025 installment.

2. Represents shares withheld for the payment of applicable income and payroll withholding taxes.

	/s/ Kevin Tang for Dick van Ham	09/17/2025
	** 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).
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.

FAQ

What did Dick van Ham report on the Form 4 for Gartner (IT)?

He reported the vesting of RSUs resulting in 59 shares acquired on 09/15/2025 and 32 shares withheld for taxes at a per-share price of $246.89.

How many shares does the reporting person beneficially own after the transactions?

The filing shows the reporting person beneficially owns 368 shares following the reported transactions.

Why were shares withheld in the Form 4 filing for IT?

The filing states 32 shares were withheld to pay applicable income and payroll withholding taxes related to RSU vesting.

When did the RSU installment that generated the Form 4 entries vest?

The transactions are dated 09/15/2025, representing the 2025 installment of RSUs that vest in four annual installments starting 09/15/2022.

Does the Form 4 filing indicate any purchases or market sales?

No market-directed purchases or sales are shown; the entries reflect RSU issuance (vesting) and tax-withholding transactions.