Form4.ai tracks every SEC insider trade in real time. See every REGN insider filing with a free account — no card.
See every REGN insider filing — free account, no card.
Free accountREGENERON PHARMACEUTICALS, INC. (REGN) has 10 SEC Form 4 insider filings on record in the last 90 days. No insider purchases were filed — 2 sales totalling $3.0M. Most recent filing: Nov. 3, 2026.
Open-market value, last 90 days
Form 4 filings by type, last 90 days
| Date | Insider | Trade | Value | Price since buy |
|---|---|---|---|---|
| Nov 3, 2026 SEC filing | Guarini Kathryn Director | Cashless exercise | $72,252 | — |
| Nov 3, 2026 SEC filing | BROWN MICHAEL S Director | Cashless exercise | $287,633 | — |
| Nov 3, 2026 SEC filing | McCourt Marion EVP Commercial | Sold | $984,195 | — |
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Form 4 is the filing company officers, directors and 10% shareholders must submit to the SEC within two business days of trading their own company's stock. Open-market purchases generally carry more signal than sales, which are often scheduled in advance. More on how this works.