GARTNER INC (IT) · Insider Trading (Form 4) SEC Filing

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-07-01 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: GARTNER INC (IT) CIK: 0000749251 --- Reporting Owner --- Name: GRABE WILLIAM O CIK: 0001185567 Role: Director --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock Date: 2026-07-01 | Code: J (Other acquisition/disposition) Shares: +182 | Price: $0.00 Shares Owned After: 1,224 | Ownership: D (Direct) Footnotes: [F1] This reporting person has elected to receive an immediate distribution of the CSE shares. --- Derivative Transactions --- [Transaction #1] Security: Common Stock Equivalents (CSE) Date: 2026-07-01 | Code: A (Grant or award) Shares: +182 | Price: $133.76 Shares Owned After: 47,379 | Ownership: D (Direct) Footnotes: [F3] These are Common Stock Equivalents ("CSEs") received as compensation for service as an outside director of Gartner, Inc. They were granted under the Gartner, Inc. Long-Term Incentive Plan ("LTIP"). The CSEs convert into Gartner common stock on the date the outside director's continuous status as a director terminates, or as otherwise provided in the LTIP. [F3] These are Common Stock Equivalents ("CSEs") received as compensation for service as an outside director of Gartner, Inc. They were granted under the Gartner, Inc. Long-Term Incentive Plan ("LTIP"). The CSEs convert into Gartner common stock on the date the outside director's continuous status as a director terminates, or as otherwise provided in the LTIP. [Transaction #2] Security: Common Stock Equivalents (CSE) Date: 2026-07-01 | Code: J (Other acquisition/disposition) Shares: -182 | Price: $0.00 Shares Owned After: 47,197 | Ownership: D (Direct) Footnotes: [F1] This reporting person has elected to receive an immediate distribution of the CSE shares. [F3] These are Common Stock Equivalents ("CSEs") received as compensation for service as an outside director of Gartner, Inc. They were granted under the Gartner, Inc. Long-Term Incentive Plan ("LTIP"). The CSEs convert into Gartner common stock on the date the outside director's continuous status as a director terminates, or as otherwise provided in the LTIP. [F3] These are Common Stock Equivalents ("CSEs") received as compensation for service as an outside director of Gartner, Inc. They were granted under the Gartner, Inc. Long-Term Incentive Plan ("LTIP"). The CSEs convert into Gartner common stock on the date the outside director's continuous status as a director terminates, or as otherwise provided in the LTIP. --- Holdings --- [Holding #1] Security: Common Stock Ownership: I (Indirect) Footnotes: [F2] These shares are held in a grantor retained annuity trust created on August 22, 2025 (the "2025 GRAT"). These shares are held in trust for the benefit of the reporting person and his children. The reporting person is the Trustee of the 2025 GRAT. [Holding #2] Security: Common Stock Ownership: I (Indirect) [Holding #3] Security: Common Stock Ownership: I (Indirect) [Holding #4] Security: Common Stock Ownership: I (Indirect) --- Footnotes (Complete Index) --- F1: This reporting person has elected to receive an immediate distribution of the CSE shares. F2: These shares are held in a grantor retained annuity trust created on August 22, 2025 (the "2025 GRAT"). These shares are held in trust for the benefit of the reporting person and his children. The reporting person is the Trustee of the 2025 GRAT. F3: These are Common Stock Equivalents ("CSEs") received as compensation for service as an outside director of Gartner, Inc. They were granted under the Gartner, Inc. Long-Term Incentive Plan ("LTIP"). The CSEs convert into Gartner common stock on the date the outside director's continuous status as a director terminates, or as otherwise provided in the LTIP. --- Signature --- /s/ /s/ Kevin Tang for William O. Grabe (2026-07-06)