George Yancopoulos

Companies

• Regeneron PharmaceuticalsChair Dec 13, 2023 to now¹
• Regeneron PharmaceuticalsPresident May 8, 2013 to now²
• Regeneron PharmaceuticalsBoard member Jan 11, 2006 to Mar 27, 2023³
• Regeneron PharmaceuticalsEVP, CSO, & Pres Regn Res Labs Jan 11, 2006 to Dec 17, 2013³

Holdings

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

Shares held

• Regeneron Pharmaceuticals REGN366,508 shares⁴$295.6M at $806.51Jan 5, 2026

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

Recent filings

• Dec 31, 2025Shares withheld for tax 28,570 shares at $772.09 of Regeneron Pharmaceuticals⁴
• Dec 31, 2025Exercised options 28,570 shares of Regeneron Pharmaceuticals⁴
• Dec 9, 2025Shares withheld for tax 131,874 shares at $701.51 of Regeneron Pharmaceuticals⁵
• Dec 9, 2025Exercised options 146,815 shares at $555.67 of Regeneron Pharmaceuticals⁵
• Jun 10, 2024Gift 37,900 shares of Regeneron Pharmaceuticals⁶
• Jun 10, 2024Gift 75,799 shares of Regeneron Pharmaceuticals⁶
• May 16, 2024Sold 379 shares at $978.18 of Regeneron Pharmaceuticals⁷
• May 16, 2024Sold 1,227 shares at $977.38 of Regeneron Pharmaceuticals⁷
• May 16, 2024Sold 4,886 shares at $976.52 of Regeneron Pharmaceuticals⁷
• May 16, 2024Sold 9,242 shares at $975.48 of Regeneron Pharmaceuticals⁷
• May 16, 2024Sold 7,611 shares at $974.51 of Regeneron Pharmaceuticals⁷
• May 16, 2024Sold 2,653 shares at $973.80 of Regeneron Pharmaceuticals⁷
• May 16, 2024Sold 790 shares at $972.22 of Regeneron Pharmaceuticals⁷
• May 16, 2024Sold 4,922 shares at $971.56 of Regeneron Pharmaceuticals⁷
• May 16, 2024Sold 4,669 shares at $970.26 of Regeneron Pharmaceuticals⁷
• May 16, 2024Sold 9,501 shares at $969.39 of Regeneron Pharmaceuticals⁷
• May 16, 2024Sold 3,213 shares at $968.44 of Regeneron Pharmaceuticals⁷
• May 16, 2024Sold 907 shares at $967.40 of Regeneron Pharmaceuticals⁷
• May 15, 2024Sold 120 shares at $989.14 of Regeneron Pharmaceuticals⁸
• May 15, 2024Sold 373 shares at $988.36 of Regeneron Pharmaceuticals⁸
• May 15, 2024Sold 182 shares at $987.38 of Regeneron Pharmaceuticals⁸
• May 15, 2024Sold 442 shares at $986.40 of Regeneron Pharmaceuticals⁸
• May 15, 2024Sold 647 shares at $985.62 of Regeneron Pharmaceuticals⁸
• May 15, 2024Sold 53 shares at $984.02 of Regeneron Pharmaceuticals⁸
• May 15, 2024Sold 727 shares at $983.88 of Regeneron Pharmaceuticals⁸