Gregory M. Weinhoff

Companies

• Centessa Pharmaceuticals plcChief Business Officer Jul 2, 2024 to now¹
• Centessa Pharmaceuticals plcChief financial officer May 27, 2021 to Apr 2, 2024²
• Sio Gene Therapies Inc.Principal Financial Officer Aug 18, 2015 to Mar 16, 2018³
• Amicus TherapeuticsBoard member May 30, 2007 to Aug 18, 2008⁴

Holdings

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

Shares held

• CPCentessa Pharmaceuticals plc0 shares⁵Jun 24, 2026

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

Recent filings

• Jun 24, 2026Returned to company 65,925 shares of Centessa Pharmaceuticals plc⁵
• Mar 26, 2026Sold 23,998 shares at $30.00 of Centessa Pharmaceuticals plc⁶
• Mar 26, 2026Exercised options 23,998 shares at $3.85 of Centessa Pharmaceuticals plc⁶
• Mar 13, 2026Sold 11,943 shares at $27.16 of Centessa Pharmaceuticals plc⁷
• Mar 13, 2026Sold 61,253 shares at $26.17 of Centessa Pharmaceuticals plc⁷
• Feb 2, 2026Granted 31,000 shares of Centessa Pharmaceuticals plc⁸
• Feb 1, 2026Shares withheld for tax 14,158 shares at $24.57 of Centessa Pharmaceuticals plc⁸
• Jul 25, 2025Sold 10,000 shares at $15.56 of Centessa Pharmaceuticals plc⁹
• Jul 25, 2025Exercised options 10,000 shares at $3.85 of Centessa Pharmaceuticals plc⁹
• Jun 25, 2025Sold 10,000 shares at $13.86 of Centessa Pharmaceuticals plc¹⁰
• Jun 25, 2025Exercised options 10,000 shares at $3.85 of Centessa Pharmaceuticals plc¹⁰
• May 27, 2025Sold 10,000 shares at $12.82 of Centessa Pharmaceuticals plc¹¹
• May 27, 2025Exercised options 10,000 shares at $3.85 of Centessa Pharmaceuticals plc¹¹
• Apr 25, 2025Sold 11,742 shares at $13.61 of Centessa Pharmaceuticals plc¹²
• Mar 25, 2025Sold 10,000 shares at $16.34 of Centessa Pharmaceuticals plc¹³
• Mar 25, 2025Exercised options 10,000 shares at $3.85 of Centessa Pharmaceuticals plc¹³
• Feb 25, 2025Sold 11,494 shares at $15.25 of Centessa Pharmaceuticals plc¹⁴
• Feb 1, 2025Shares withheld for tax 14,267 shares at $16.92 of Centessa Pharmaceuticals plc¹⁵
• Jan 27, 2025Sold 11,742 shares at $16.47 of Centessa Pharmaceuticals plc¹⁶
• Dec 31, 2024Shares withheld for tax 11,742 shares at $16.35 of Centessa Pharmaceuticals plc¹⁷
• Dec 26, 2024Sold 10,000 shares at $17.04 of Centessa Pharmaceuticals plc¹⁸
• Dec 26, 2024Exercised options 10,000 shares at $3.85 of Centessa Pharmaceuticals plc¹⁸
• Nov 25, 2024Sold 10,000 shares at $17.66 of Centessa Pharmaceuticals plc¹⁹
• Nov 25, 2024Exercised options 10,000 shares at $3.85 of Centessa Pharmaceuticals plc¹⁹
• Oct 25, 2024Sold 11,742 shares at $15.38 of Centessa Pharmaceuticals plc²⁰