Form 4 for IT Gartner
Accepted 2026-03-13 00:00:00 ET · period of report 2026-03-11 · accession 0000749251-26-000128 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| M | 2026-03-13 | 2026-03-11 | IT | GRABE WILLIAM O | Dir | G - Gift | $0.00 | -1,880 | 1,979 | -49% | $0 |
| MI | 2026-03-13 | 2026-03-11 | IT | GRABE WILLIAM O | Dir | G - Gift | $0.00 | +1,880 | 235 | New | $0 |
| I | 2026-03-13 | 2026-03-11 | IT | GRABE WILLIAM O | Dir | J - Other | $160.01 | -2,100 | 47.9K | -4% | -$336.0K |
| 2026-03-13 | 2026-03-11 | IT | GRABE WILLIAM O | Dir | J - Other | $160.01 | +2,100 | 2,214 | +1,842% | +$336.0K |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2026-03-11 | G | D | 235 | $0.00 | 1,744 | D | — | — | |
| 2 | Common | Common Stock | 2026-03-11 | G | A | 1,410 | $0.00 | 1,410 | I | — | — | |
| 3 | Common | Common Stock | 2026-03-11 | G | D | 1,410 | $0.00 | 334 | D | — | — | |
| 4 | Common | Common Stock | 2026-03-11 | J | D | 2,100 | $160.01 | 47,900 | I 2025 GRAT | — | — | (F2) These shares are held in a grantor retained annuity trust created on August 22, 2025 when the reporting person transferred 50,000 Gartner shares to the trust (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. |
| 5 | Common | Common Stock | 2026-03-11 | J | A | 2,100 | $160.01 | 2,214 | D Family Trust 1 | — | — | (F3) The reporting person transferred the shares to a family trust, Family Trust 1 ("Family Trust 1"). The reporting person disclaims beneficial ownership of the shares held by Family Trust 1 except to the extent, if any, of his pecuniary interest therein. |
| 6 | Common | Common Stock | 2026-03-11 | G | D | 235 | $0.00 | 1,979 | D Family Trust 2 | — | — | (F4) The reporting person transferred the shares to a family trust, Family Trust 2 ("Family Trust 2"). The reporting person disclaims beneficial ownership of the shares held by Family Trust 2 except to the extent, if any, of his pecuniary interest therein. |
| 7 | Common | Common Stock | 2026-03-11 | G | A | 235 | $0.00 | 235 | I Family Trust 3 | — | — | (F5) The reporting person transferred the shares to a family trust, Family Trust 3 ("Family Trust 3"). The reporting person disclaims beneficial ownership of the shares held by Family Trust 3 except to the extent, if any, of his pecuniary interest therein. |
| 8 | Common | Common Stock | 2026-03-11 | G | A | 235 | $0.00 | 235 | I | — | — |