Form 4 for IT Gartner
Accepted 2026-02-10 00:00:00 ET · period of report 2026-02-06 · accession 0000749251-26-000090 · 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| DM | 2026-02-10 | 2026-02-06+ | IT | HALL EUGENE A | COB, CEO, Dir | M - OptEx | $0.00 | +11.5K | 1.18M | +1.0% | $0 |
| DM | 2026-02-10 | 2026-02-06+ | IT | HALL EUGENE A | COB, CEO, Dir | F - Tax | $156.33 | -3,775 | 1.18M | -0.3% | -$590.1K |
| DM | 2026-02-10 | 2026-02-06+ | IT | HALL EUGENE A | COB, CEO, Dir | M - OptEx | $0.00 | -11.5K | 14.2K | -45% | $0 |
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 | 2026-02-06 | M | A | 4,463 | $0.00 | 1,174,770 | D | — | — | (F1) Represents shares acquired upon the release of the performance-based RSUs awarded on February 6, 2025 and certified in February 2026. These performance-based RSUs convert into common stock on a one-for-one basis and vest in four substantially equal annual installments commencing on February 6, 2026. This represents the 2026 installment. |
| 2 | Common | Common Stock | 2026-02-08 | M | A | 7,078 | $0.00 | 1,180,610 | D | — | — | (F3) Represents shares acquired upon the release of RSUs, which convert into common stock on a one-for-one basis. These RSUs vest in four substantially equal annual installments commencing on February 8, 2025. This represents the 2026 installment. |
| 3 | Common | Common Stock | 2026-02-06 | F | D | 1,238 | $156.33 | 1,173,532 | D | — | — | (F2) Represents shares withheld for the payment of applicable income and payroll withholding taxes. |
| 4 | Common | Common Stock | 2026-02-08 | F | D | 2,537 | $156.33 | 1,178,073 | D | — | — | (F2) Represents shares withheld for the payment of applicable income and payroll withholding taxes. |
| 5 | Derivative | Restricted Stock Units | 2026-02-06 | M | D | 4,463 | $0.00 | 13,386 | D | $0.00 · — to — | 4,463 Common Stock | (F1) Represents shares acquired upon the release of the performance-based RSUs awarded on February 6, 2025 and certified in February 2026. These performance-based RSUs convert into common stock on a one-for-one basis and vest in four substantially equal annual installments commencing on February 6, 2026. This represents the 2026 installment. |
| 6 | Derivative | Restricted Stock Units | 2026-02-08 | M | D | 7,078 | $0.00 | 14,156 | D | $0.00 · — to — | 7,078 Common Stock | (F3) Represents shares acquired upon the release of RSUs, which convert into common stock on a one-for-one basis. These RSUs vest in four substantially equal annual installments commencing on February 8, 2025. This represents the 2026 installment. |