GARTNER INC (0000749251) (Filer)

Gartner, Inc.

Date: October 8, 2026

/s/ Craig W. Safian

Craig W. Safian

Executive Vice President and Chief Financial Officer

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the

Securities Exchange Act of 1934

Date of Report (Date of earliest event reported)

October 3, 2026

GARTNER, INC.

(Exact name of registrant as specified in its charter)


Delaware	1-14443	04-3099750
(State or Other Jurisdiction of Incorporation)	(Commission File Number)	(IRS Employer Identification No.)

P.O. Box 10212

56 Top Gallant Road

Stamford, CT 06902-7747

(Address of Principal Executive Offices, including Zip Code)

(203) 964-0096

(Registrant’s telephone number, including area code)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

☐	Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐	Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐	Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐	Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Securities Exchange Act of 1934:


Title of each class	Trading Symbol	Name of each exchange on which registered
Common Stock, $0.0005 par value per share	IT	New York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter): Emerging Growth Company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act: ☐

Item 5.02.

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

On October 3, 2026, Mr. Thomas Kim, Executive Vice President, Chief Legal Officer & Secretary of Gartner, Inc. (the “Company” or “Gartner”), notified the Company that he will be stepping down from his role effective October 16, 2026 to pursue a new senior executive opportunity. There has been no disagreement between Mr. Kim and Gartner on any matter relating to the Company’s financials, operations, policies or practices.

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, as amended, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.