Herkes Claire - Insider Non-Derivative Transactions at GARTNER INC (IT) - (SEC)
Updated on January 3, 2026.
According to recent SEC insider information filed on Dec 3, 2025, Herkes Claire's relationship to GARTNER INC (IT) is Officer (EVP, Conferences), and currently has 4,074 shares of Common Stock.
The chart below shows the number of shares owned, and the table shows the recent insider transactions.
You can see similar information for other IT insiders.
Related Topics: SEC Topic List.
Data Source: SEC.
Herkes Claire - Insider Non-Derivative Transactions of IT Common Stock
Herkes Claire - Insider Non-Derivative Transactions at IT
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| Date | Transaction | No. of Shares | Price Per Share | Shares Owned After Transactions |
|---|---|---|---|---|
| Dec 4, 2025 | Sell -- (Common Stock) | 367 | 231.56 | 4074 |
| Nov 29, 2025 | F -- (Common Stock) | 316 | 232.74 | 4441 |
| Nov 29, 2025 | Disposition -- (Common Stock) | 2369 | 232.74 | 4757 |
| Nov 29, 2025 | M -- (Common Stock) | 3052 | 180.64 | 7126 |
| May 17, 2025 | Sell -- (Common Stock) | 188 | 447.17 | 4074 |
| Feb 11, 2025 | F -- (Common Stock) | 898 | 528.87 | 4262 |
| Feb 11, 2025 | M -- (Common Stock) | 1937 | 0 | 5160 |
| Feb 10, 2025 | F -- (Common Stock) | 306 | 529.29 | 2735 |
| Feb 10, 2025 | M -- (Common Stock) | 976 | 0 | 3041 |
| Feb 10, 2025 | F -- (Common Stock) | 404 | 529.29 | 3223 |
| Feb 10, 2025 | M -- (Common Stock) | 892 | 0 | 3627 |
| Feb 9, 2025 | F -- (Common Stock) | 279 | 529.29 | 2065 |
| Feb 9, 2025 | M -- (Common Stock) | 850 | 0 | 2344 |
| Nov 28, 2024 | Sell -- (Common Stock) | 211 | 521.04 | 1494 |
| Nov 28, 2024 | Sell -- (Common Stock) | 200 | 521.45 | 1705 |
| Sep 14, 2024 | Sell -- (Common Stock) | 478 | 506.01 | 1905 |
| Aug 28, 2024 | Sell -- (Common Stock) | 670 | 483.22 | 2383 |
| Jul 17, 2024 | F -- (Common Stock) | 183 | 455.02 | 3053 |
| Jul 16, 2024 | M -- (Common Stock) | 394 | 0 | 3236 |
| Mar 15, 2024 | Sell -- (Common Stock) | 1460 | 475.76 | 2842 |
| Feb 11, 2024 | F -- (Common Stock) | 795 | 463.52 | 4302 |
| Feb 11, 2024 | M -- (Common Stock) | 1937 | 0 | 5097 |
| Feb 10, 2024 | F -- (Common Stock) | 414 | 463.52 | 2490 |
| Feb 10, 2024 | M -- (Common Stock) | 892 | 0 | 2904 |
| Feb 10, 2024 | F -- (Common Stock) | 307 | 463.52 | 3160 |
| Feb 10, 2024 | M -- (Common Stock) | 977 | 0 | 3467 |
| Feb 6, 2024 | F -- (Common Stock) | 168 | 469.79 | 2012 |
| Feb 6, 2024 | M -- (Common Stock) | 486 | 0 | 2180 |
| Dec 16, 2023 | Sell -- (Common Stock) | 211 | 449.46 | 1694 |
| Nov 29, 2023 | Sell -- (Common Stock) | 154 | 431.64 | 1905 |
| Nov 18, 2023 | F -- (Common Stock) | 132 | 417.61 | 2059 |
| Nov 18, 2023 | Disposition -- (Common Stock) | 756 | 417.61 | 2191 |
| Nov 18, 2023 | M -- (Common Stock) | 1042 | 302.9 | 2947 |
| Jul 16, 2023 | F -- (Common Stock) | 183 | 362.67 | 1905 |
| Jul 16, 2023 | M -- (Common Stock) | 394 | 0 | 2088 |
| May 27, 2023 | Sell -- (Common Stock) | 3022 | 344.09 | 1694 |
| May 27, 2023 | Sell -- (Common Stock) | 372 | 344.21 | 4328 |
| May 27, 2023 | F -- (Common Stock) | 335 | 343.26 | 4716 |
| May 27, 2023 | Disposition -- (Common Stock) | 804 | 343.26 | 5051 |
| May 27, 2023 | M -- (Common Stock) | 1527 | 180.64 | 5855 |
| May 20, 2023 | F -- (Common Stock) | 321 | 330.77 | 4700 |
| May 20, 2023 | Disposition -- (Common Stock) | 834 | 330.77 | 5021 |
| May 20, 2023 | M -- (Common Stock) | 1527 | 180.64 | 5855 |
| Feb 11, 2023 | F -- (Common Stock) | 608 | 347.62 | 4328 |
| Feb 11, 2023 | M -- (Common Stock) | 1938 | 0 | 4936 |
| Feb 10, 2023 | Sell -- (Common Stock) | 613 | 355.56 | 2998 |
| Feb 10, 2023 | F -- (Common Stock) | 307 | 351.03 | 3611 |
| Feb 10, 2023 | M -- (Common Stock) | 977 | 0 | 3918 |
| Feb 7, 2023 | F -- (Common Stock) | 137 | 340.93 | 2941 |
| Feb 7, 2023 | M -- (Common Stock) | 437 | 0 | 3078 |
| Feb 6, 2023 | F -- (Common Stock) | 173 | 341.95 | 2641 |
| Feb 6, 2023 | M -- (Common Stock) | 486 | 0 | 2814 |
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