William James Wartinbee III serves as Executive at GARTNER INC, where they oversee executive responsibilities. Since joining the company, William James Wartinbee III has executed 32 insider transactions totaling $1.0M, demonstrating a bearish approach to their equity position. Their most recent transaction on Feb 8, 2026 involved exercising options for 474 shares valued at $0.
William James Wartinbee III currently holds 947 shares of GARTNER INC (IT), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, William James Wartinbee III has been a net seller of IT stock. They have purchased $0 and sold $1.0M worth of shares.
William James Wartinbee III's most recent insider trade was on Feb 8, 2026, when they sold 474 shares at $0.00 per share.
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| $156.33 |
| Discretionary |
| Feb 8, 2026 | IT | $0 | Option Exercise | 474 | $N/A | Discretionary |
| Feb 6, 2026 | IT | $0 | Option Exercise | 346 | $N/A | Discretionary |
| Feb 6, 2026 | IT | $20.2K | Payment | 129 | $156.33 | Discretionary |
| Feb 6, 2026 | IT | $0 | Option Exercise | 346 | $N/A | Discretionary |
| Dec 15, 2025 | IT | $0 | Gift | 46 | $N/A | Discretionary |
| Sep 9, 2024 | IT | $0 | Gift | 45 | $N/A | Discretionary |
| Sep 9, 2024 | IT | $103.3K | Sale | 210 | $491.79 | Discretionary |
| Jul 31, 2024 | IT | $149.2K | Sale | 299 | $499.11 | Discretionary |
| Feb 10, 2024 | IT | $70.5K | Payment | 152 | $463.52 | Discretionary |
| Feb 10, 2024 | IT | $0 | Option Exercise | 484 | $N/A | Discretionary |
| Feb 9, 2024 | IT | $72.3K | Payment | 156 | $463.52 | Discretionary |
| Feb 9, 2024 | IT | $0 | Option Exercise | 301 | $N/A | Discretionary |
| Feb 9, 2024 | IT | $0 | Option Exercise | 497 | $N/A | Discretionary |
| Feb 9, 2024 | IT | $44.0K | Payment | 95 | $463.52 | Discretionary |
| Feb 5, 2024 | IT | $85.0K | Payment | 181 | $469.79 | Discretionary |
| Feb 5, 2024 | IT | $0 | Option Exercise | 526 | $N/A | Discretionary |
| Nov 15, 2023 | IT | $21.7K | Payment | 52 | $417.78 | Discretionary |
| Nov 15, 2023 | IT | $0 | Option Exercise | 157 | $N/A | Discretionary |
| Nov 9, 2023 | IT | $167.7K | Sale | 416 | $403.09 | Discretionary |
| Sep 15, 2023 | IT | $0 | Gift | 72 | $N/A | Discretionary |
| May 22, 2023 | IT | $277.4K | Sale | 835 | $332.24 | Discretionary |
| May 16, 2023 | IT | $324.5K | Sale | 1,007 | $322.29 | Discretionary |
| Feb 10, 2023 | IT | $52.8K | Payment | 152 | $347.62 | Discretionary |
| Feb 10, 2023 | IT | $0 | Option Exercise | 485 | $N/A | Discretionary |
| Feb 9, 2023 | IT | $33.3K | Payment | 95 | $351.03 | Discretionary |
| Feb 9, 2023 | IT | $0 | Option Exercise | 302 | $N/A | Discretionary |
| Feb 6, 2023 | IT | $0 | Option Exercise | 437 | $N/A | Discretionary |
| Feb 6, 2023 | IT | $47.0K | Payment | 138 | $340.93 | Discretionary |