Stuart Poulton

Companies

• Karyopharm Therapeutics Inc.EVP, Chief Development Officer Aug 19, 2022 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

• KTKaryopharm Therapeutics Inc. KPTI94,632 shares²$33.2K at $0.35Jul 28, 2026

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

Recent filings

• Jul 28, 2026Sold 189 shares at $7.10 of Karyopharm Therapeutics Inc.²
• May 14, 2026Sold 403 shares at $9.50 of Karyopharm Therapeutics Inc.³
• May 13, 2026Granted 896 shares of Karyopharm Therapeutics Inc.³
• Mar 2, 2026Sold 5,101 shares at $9.41 of Karyopharm Therapeutics Inc.⁴
• Feb 17, 2026Sold 378 shares at $8.63 of Karyopharm Therapeutics Inc.⁵
• Jan 31, 2026Granted 32,415 shares of Karyopharm Therapeutics Inc.⁶
• Oct 15, 2025Granted 39,682 shares of Karyopharm Therapeutics Inc.⁷
• Sep 15, 2025Sold 401 shares at $6.43 of Karyopharm Therapeutics Inc.⁸
• Sep 12, 2025Granted 888 shares of Karyopharm Therapeutics Inc.⁸
• Jul 29, 2025Sold 191 shares at $4.37 of Karyopharm Therapeutics Inc.⁹
• Mar 4, 2025Sold 3,548 shares at $6.29 of Karyopharm Therapeutics Inc.¹⁰
• Feb 28, 2025Granted 4,583 shares of Karyopharm Therapeutics Inc.¹¹
• Feb 28, 2025Granted 5,000 shares of Karyopharm Therapeutics Inc.¹¹
• Feb 18, 2025Sold 5,914 shares at $0.63 of Karyopharm Therapeutics Inc.¹²
• Jul 30, 2024Sold 2,883 shares at $1.06 of Karyopharm Therapeutics Inc.¹³
• Mar 1, 2024Sold 6,155 shares at $1.20 of Karyopharm Therapeutics Inc.¹⁴
• Feb 29, 2024Sold 16,311 shares at $1.17 of Karyopharm Therapeutics Inc.¹⁴
• Feb 28, 2024Granted 188,205 shares of Karyopharm Therapeutics Inc.¹⁵
• Feb 15, 2024Sold 99 shares at $1.40 of Karyopharm Therapeutics Inc.¹⁶
• Feb 15, 2024Sold 5,748 shares at $1.33 of Karyopharm Therapeutics Inc.¹⁶
• Jan 24, 2024Granted 13,333 shares of Karyopharm Therapeutics Inc.¹⁷
• Jul 28, 2023Sold 2,845 shares at $1.70 of Karyopharm Therapeutics Inc.¹⁸
• Feb 28, 2023Granted 95,000 shares of Karyopharm Therapeutics Inc.¹⁹
• Feb 15, 2023Sold 196 shares at $3.16 of Karyopharm Therapeutics Inc.²⁰
• Feb 15, 2023Sold 8 shares at $3.23 of Karyopharm Therapeutics Inc.²⁰