REGENERON PHARMACEUTICALS, INC.
REGN
14 insider filings · Latest: Oct 13, 2026
Common Stock Transactions
| Txn Date | Accepted | Insider | Type | Shares | Avg Price | Value | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|---|
| Oct 14, 2026 | Oct 15 8:02 PM | Andrew J MurphyCo-Chief Scientific Officer | Sale | 4,147 | $772.70 | $3.2M | 47,833(D) | View → |
| Oct 14, 2026 | Oct 14 8:04 PM | MURPHY ANDREW J | Proposed Sale | 4,147 | $772.70 | $3.2M | — | View → |
| Sep 3, 2026 | Sep 3 8:50 PM | Marion MccourtEVP Commercial | Sale | 1,131 | $857.39 | $969.7K | 12,003(D) | View → |
| Sep 2, 2026 | Sep 3 8:50 PM | Marion MccourtEVP Commercial | Sale | 1,215 | $850.00 | $1.0M | 13,134(D) | View → |
| Sep 2, 2026 | Sep 3 8:47 PM | Kathryn GuariniDirector | Sale | 400 | $850.00 | $340.0K | 603(D) | View → |
| Sep 3, 2026 | Sep 3 8:07 PM | McCourt Marion | Proposed Sale | 1,131 | $857.00 | $969.3K | — | View → |
| Sep 2, 2026 | Sep 2 8:11 PM | McCourt Marion | Proposed Sale | 1,215 | $850.00 | $1.0M | — | View → |
| Sep 2, 2026 | Sep 2 8:09 PM | Guarini Kathryn | Proposed Sale | 400 | $850.00 | $340.0K | — | View → |
| Aug 10, 2026 | Aug 12 8:16 PM | Kathryn GuariniDirector | Sale | 400 | $800.00 | $320.0K | 603(D) | View → |
| Aug 10, 2026 | Aug 12 8:14 PM | Huda Y ZoghbiDirector | Sale | 800 | $800.00 | $640.0K | 1,703(D) | View → |
| Aug 10, 2026 | Aug 10 8:14 PM | Zoghbi Huda Y | Proposed Sale | 800 | $800.00 | $640.0K | — | View → |
| Aug 10, 2026 | Aug 10 8:11 PM | Guarini Kathryn | Proposed Sale | 400 | $800.00 | $320.0K | — | View → |
| Jul 2, 2026 | Jul 7 8:05 PM | Arthur F RyanDirector | Sale | 200 | $650.15 | $130.0K | 17,303(D) | View → |
| Jul 2, 2026 | Jul 2 9:46 PM | Arthur F. Ryan | Proposed Sale | 400 | $624.72 | $249.9K | — | View → |
| May 1, 2026 | May 4 8:14 PM | Arthur F RyanDirector | Sale | 100 | $705.24 | $70.5K | 17,503(D) | View → |
| Apr 1, 2026 | Apr 3 8:01 PM | Arthur F RyanDirector | Sale | 100 | $777.27 | $77.7K | 17,603(D) | View → |
| Mar 2, 2026 | Mar 3 9:01 PM | Arthur F RyanDirector | Sale | 100 | $785.50 | $78.5K | 17,703(D) | View → |
| Feb 19, 2026 | Feb 23 9:55 PM | Huda Y ZoghbiDirector | Sale | 1,638 | $781.33 | $1.3M | 1,703(D) | View → |
| Feb 19, 2026 | Feb 19 9:04 PM | Zoghbi Huda Y | Proposed Sale | 1,638 | $790.00 | $1.3M | — | View → |
| Feb 9, 2026 | Feb 11 9:03 PM | Jason PitofskySVP Controller | Sale | 2,036 | $778.52 | $1.6M | 4,272(D) | View → |
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Stock Options & Derivatives
| Txn Date | Accepted | Insider | Type | Shares | Exercise Price | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|
| Oct 13, 2026 | Oct 15 8:02 PM | Andrew J MurphyCo-Chief Scientific Officer | Option Exercise | 17,000 | $381.92 | 17,000(D) | View → |
| Sep 2, 2026 | Sep 3 8:47 PM | Kathryn GuariniDirector | Option Exercise | 400 | $719.37 | 1,158(D) | View → |
| Aug 19, 2026 | Aug 21 8:01 PM | Joseph J LarosaEVP General Counsel and Secret | Option Exercise | 12,282 | $381.92 | 12,283(D) | View → |
| Aug 18, 2026 | Aug 20 8:01 PM | Christopher R. FenimoreEVP Finance CFO | Option Exercise | 6,283 | $381.92 | 6,000(D) | View → |
| Aug 10, 2026 | Aug 12 8:16 PM | Kathryn GuariniDirector | Option Exercise | 400 | $719.37 | 1,558(D) | View → |
| Aug 10, 2026 | Aug 12 8:14 PM | Huda Y ZoghbiDirector | Option Exercise | 800 | $376.69 | 0(D) | View → |
| Feb 19, 2026 | Feb 23 9:55 PM | Huda Y ZoghbiDirector | Option Exercise | 1,638 | $376.69 | 800(D) | View → |
| Feb 9, 2026 | Feb 11 9:03 PM | Jason PitofskySVP Controller | Option Exercise | 1,000 | $492.00 | 905(D) | View → |