Gartner(IT) - 2019 Q3 - Quarterly Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q For the quarterly period ended September 30, 2019 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934. Commission File Number 1-14443 Gartner, Inc. (Exact name of Registrant as specified in its charter) (State or other jurisdiction of (I.R.S. Employer incorporation or organization) Identification Number) P.O. Box 10212 06902-7700 56 Top Gallant Road (Zip Code) (Mark One) ☑ QUARTERLY RE ...