Insider · CIK 0001992352
Kathryn Guarini
Files at: REGN. On EDGAR ↗
Reported trades — common stock
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 2, 2026 SForm 4 → | Sep 3, 4:47 pm EDT | REGENERON PHARMACEUTICALS, INC.REGN | 400 | $850.00 | $340,000 | 603 | −39.9% | 10b5-1 |
| Sep 2, 2026 MForm 4 → | Sep 3, 4:47 pm EDT | REGENERON PHARMACEUTICALS, INC.REGN | 400 | $719.37 | $287,748 | 1,003 | — | 10b5-1 |
| Aug 10, 2026 SForm 4 → | Aug 12, 4:16 pm EDT | REGENERON PHARMACEUTICALS, INC.REGN | 400 | $800.00 | $320,000 | 603 | −39.9% | 10b5-1 |
| Aug 10, 2026 MForm 4 → | Aug 12, 4:16 pm EDT | REGENERON PHARMACEUTICALS, INC.REGN | 400 | $719.37 | $287,748 | 1,003 | — | 10b5-1 |
Reported trades — derivatives (options, RSUs, warrants)
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 2, 2026 MForm 4 → | Sep 3, 4:47 pm EDT | REGENERON PHARMACEUTICALS, INC.REGN | 400 | — | — | 1,158 | — | 10b5-1 |
| Aug 10, 2026 MForm 4 → | Aug 12, 4:16 pm EDT | REGENERON PHARMACEUTICALS, INC.REGN | 400 | — | — | 1,558 | — | 10b5-1 |