Claire Herkes

Companies

• GartnerEVP, Conferences Feb 5, 2021 to now¹

Holdings

Stock this person has reported owning, from the forms officers and directors file with the SEC. See the biggest insider stakes.

Shares held

• Gartner IT5,252 shares²$1.1M at $206.34Aug 7, 2026

As of each latest filing. The line shows shares held over time.

Recent filings

• Aug 7, 2026Sold 1,039 shares at $190.71 of Gartner²
• Feb 9, 2026Shares withheld for tax 280 shares at $159.75 of Gartner³
• Feb 9, 2026Exercised options 892 shares of Gartner³
• Feb 9, 2026Shares withheld for tax 306 shares at $159.75 of Gartner³
• Feb 9, 2026Exercised options 976 shares of Gartner³
• Feb 8, 2026Shares withheld for tax 277 shares at $156.33 of Gartner⁴
• Feb 8, 2026Exercised options 850 shares of Gartner⁴
• Feb 6, 2026Shares withheld for tax 214 shares at $156.33 of Gartner⁴
• Feb 6, 2026Exercised options 576 shares of Gartner⁴
• Dec 3, 2025Sold 367 shares at $231.56 of Gartner⁵
• Nov 28, 2025Shares withheld for tax 316 shares at $232.74 of Gartner⁶
• Nov 28, 2025Returned to company 2,369 shares at $232.74 of Gartner⁶
• Nov 28, 2025Exercised options 3,052 shares at $180.64 of Gartner⁶
• May 16, 2025Sold 188 shares at $447.17 of Gartner⁷
• Feb 10, 2025Shares withheld for tax 898 shares at $528.87 of Gartner⁸
• Feb 10, 2025Exercised options 1,937 shares of Gartner⁸
• Feb 9, 2025Shares withheld for tax 404 shares at $529.29 of Gartner⁹
• Feb 9, 2025Exercised options 892 shares of Gartner⁹
• Feb 9, 2025Shares withheld for tax 306 shares at $529.29 of Gartner⁹
• Feb 9, 2025Exercised options 976 shares of Gartner⁹
• Feb 8, 2025Shares withheld for tax 279 shares at $529.29 of Gartner⁹
• Feb 8, 2025Exercised options 850 shares of Gartner⁹
• Nov 27, 2024Sold 211 shares at $521.04 of Gartner¹⁰
• Nov 27, 2024Sold 200 shares at $521.45 of Gartner¹⁰
• Sep 13, 2024Sold 478 shares at $506.01 of Gartner¹¹