Company · CIK 0000872589 · SIC 2834 — Pharmaceutical Preparations · Nasdaq
REGENERON PHARMACEUTICALS, INC. · REGN
Insider activity reported against this company. All insider holders · On EDGAR ↗
Reported at this company — common stock
| Trade | Reported (ET) | Insider | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 2, 2026 SForm 4 → | Sep 3, 4:50 pm EDT | Marion McCourtEVP Commercial | 2,346 | $853.56 | $2,002,458 | 12,003 | −16.3% | 10b5-1 |
| Sep 2, 2026 SForm 4 → | Sep 3, 4:47 pm EDT | Kathryn GuariniDirector | 400 | $850.00 | $340,000 | 603 | −39.9% | 10b5-1 |
| Sep 2, 2026 MForm 4 → | Sep 3, 4:47 pm EDT | Kathryn GuariniDirector | 400 | $719.37 | $287,748 | 1,003 | — | 10b5-1 |
Reported at this company — derivatives (options, RSUs, warrants)
| Trade | Reported (ET) | Insider | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 2, 2026 MForm 4 → | Sep 3, 4:47 pm EDT | Kathryn GuariniDirector | 400 | — | — | 1,158 | — | 10b5-1 |