REGENERON PHARMACEUT (REGN) insider trading activity (SEC Form 4). Over the trailing 90 days, REGN insiders filed 0 purchases totalling $0 and 5 sales totalling $3.4M — net SELLING of $3.4M. Most recent filing: Sep 3, 2026. Insider transactions are a Pro-tier alertable signal in the live Top Tier Newswire terminal — Form 4 filings reach the wire within minutes of acceptance by the SEC. Data shown publicly here is delayed 4 hours.
| Filed | Insider | Role | Type | Shares | Price | Value | |
|---|---|---|---|---|---|---|---|
| Sep 3, 2026 | Guarini Kathryn | Dir | S SaleOE | — | $850.00 | $340K | filing |
| Sep 3, 2026 | McCourt Marion | EVP Commercial | S Sale | — | $853.56 | $2.0M | filing |
| Aug 12, 2026 | Guarini Kathryn | Dir | S SaleOE | — | $800.00 | $320K | filing |
| Aug 12, 2026 | Zoghbi Huda Y | Dir | S SaleOE | — | $800.00 | $640K | filing |
| Jul 7, 2026 | Ryan Arthur F | Dir | S Sale | — | $650.15 | $130K | filing |