[Form 4] Gartner, Inc. Insider Trading Activity

Rhea-AI Filing Summary

John J. Rinello, SVP, Global Business Sales at Gartner, Inc. (ticker: IT), reported a sale of company common stock. The Form 4 shows a transaction on 08/22/2025 in which 105 shares were disposed of at a price of $249.71 per share. After the reported sale, Mr. Rinello beneficially owned 3,225 shares. The filing was signed on behalf of Mr. Rinello by Kevin Tang on 08/26/2025. The form identifies the reporter as an officer with the title SVP, Global Business Sales.

Positive

• Complete disclosure of transaction date, number of shares sold, sale price, and post-transaction ownership
• Filing executed and signed (signed by Kevin Tang for John J. Rinello on 08/26/2025)

Negative

• None.

Insights

Financial Analyst

TL;DR: Insider sale of 105 shares is small relative to typical executive holdings and likely immaterial to valuation.

The reported disposal of 105 shares at $249.71 reduces Mr. Rinello's beneficial holding to 3,225 shares. The transaction size and share count disclosed are limited and do not indicate a change in compensation structure, issuance, or a material shift in ownership. For investors, this Form 4 documents routine insider trading activity rather than a material corporate event.

Corporate Governance Expert

TL;DR: Filing documents a routine officer sale; disclosure appears complete and properly executed.

The Form 4 identifies the reporting person as an officer (SVP, Global Business Sales) and records the sale date, share amount, price, and post-transaction beneficial ownership. The signature block shows an authorized filing on 08/26/2025. There are no indications in this filing of unusual arrangements, rule 10b5-1 plans, or related-party transactions disclosed here.

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^*

Rinello John J

(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 Business Sales

3. Date of Earliest Transaction (Month/Day/Year)
08/22/2025

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	08/22/2025		S		105	D	$249.71	3,225	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:

	/s/ Kevin Tang for John J. Rinello	08/26/2025
	** 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 transaction did John J. Rinello report on the Form 4 for Gartner (IT)?

He reported a sale of 105 shares of Gartner common stock on 08/22/2025 at a price of $249.71 per share.

How many Gartner (IT) shares does John J. Rinello own after the reported transaction?

Following the reported sale, he beneficially owned 3,225 shares.

What is John J. Rinello's role at Gartner as listed on the Form 4?

The form lists him as an officer with the title SVP, Global Business Sales.

When was the Form 4 for John J. Rinello signed and by whom?

The filing shows it was signed on behalf of John J. Rinello by Kevin Tang on 08/26/2025.

Does the Form 4 indicate a 10b5-1 plan or other plan-based transaction?

The Form 4 does not disclose any indication that the transaction was made pursuant to a Rule 10b5-1 plan.