SING GEORGE L 4
4 · REGENERON PHARMACEUTICALS, INC. · Filed Dec 31, 2025
Insider Transaction Report
Form 4
SING GEORGE L
Director
Transactions
- Exercise/Conversion
Common Stock
2025-12-30$520.01/sh+9,212$4,790,332→ 37,040 total - Tax Payment
Common Stock
2025-12-30$774.03/sh−6,188$4,789,698→ 30,852 total - Exercise/Conversion
Non-Qualified Stock Option (right to buy)
2025-12-30−9,212→ 0 totalExercise: $520.01Exp: 2026-01-04→ Common Stock (9,212 underlying)
Holdings
- 750(indirect: By Spouse)
Common Stock
- 400(indirect: By Spouse)
Common Stock
- 1,000(indirect: By Trust)
Common Stock
Footnotes (1)
- [F1]The stock option vested in three equal annual installments, commencing one year after the date of grant.