
Director · REGENERON PHARMACEUTICALS, INC. · Common Stock
Option exercise — administrative, little informational value
$288K reported value · 66.3% of prior position
Disclosed 2 business days after execution (deadline: 2)
2 prior trades recorded in this security
No clustered activity in the dataset
No material company filing within 60 days after the trade
Executed under a Rule 10b5-1 trading plan
The Insider Score measures how far a disclosure deviates from normal filing patterns. A high score is a prompt for research, not evidence of illegal insider trading.
| Score | Actor | Security | Side | Value | Disclosed | Evidence |
|---|---|---|---|---|---|---|
| 2 | Pitofsky JasonSVP Controller | Option exercise | M | — 1,478 sh | Nov 6, 2026 traded Nov 4, 2026 | |
| 14 | Pitofsky JasonSVP Controller | Option exercise | M | — 1,500 sh | Nov 6, 2026 traded Nov 4, 2026 | |
| 39 | Pitofsky JasonSVP Controller | Open-market sale | SELL | $925K 982 sh | Nov 6, 2026 traded Nov 4, 2026 | |
| 2 | Pitofsky JasonSVP Controller | Option exercise | M | — 905 sh | Nov 6, 2026 traded Nov 4, 2026 | |
| 42 | Pitofsky JasonSVP Controller | Open-market sale | SELL | $1.14M 1,215 sh | Nov 6, 2026 traded Nov 4, 2026 | |
| 39 | Pitofsky JasonSVP Controller | Open-market sale | SELL | $541K 575 sh | Nov 6, 2026 traded Nov 4, 2026 | |
| 39 | Pitofsky JasonSVP Controller | Open-market sale | SELL | $499K 529 sh | Nov 6, 2026 traded Nov 4, 2026 | |
| 32 | Pitofsky JasonSVP Controller | Open-market sale | SELL | $102K 108 sh | Nov 6, 2026 traded Nov 4, 2026 | |
| 29 | Pitofsky JasonSVP Controller | Open-market sale | SELL | $33K 35 sh | Nov 6, 2026 traded Nov 4, 2026 | |
| 44 | Pitofsky JasonSVP Controller | Open-market sale | SELL | $170K 179 sh | Nov 6, 2026 traded Nov 4, 2026 | |
| 16 | Pitofsky JasonSVP Controller | Option exercise | M | $953K 1,478 sh | Nov 6, 2026 traded Nov 4, 2026 | |
| 19 | Pitofsky JasonSVP Controller | Option exercise | M | $1.09M 1,500 sh | Nov 6, 2026 traded Nov 4, 2026 | |
| 12 | Pitofsky JasonSVP Controller | Option exercise | M | $445K 905 sh | Nov 6, 2026 traded Nov 4, 2026 | |
| 39 | Pitofsky JasonSVP Controller | Open-market sale | SELL | $412K 439 sh | Nov 6, 2026 traded Nov 4, 2026 | |
| 57 | Zoghbi Huda YDirector | Open-market sale | SELL | $6.73M 6,939 sh | Nov 5, 2026 traded Nov 3, 2026 | |
| 9 | Zoghbi Huda YDirector | Option exercise | M | — 7,439 sh | Nov 5, 2026 traded Nov 3, 2026 | |
| 50 | Zoghbi Huda YDirector | Open-market sale | SELL | $486K 500 sh | Nov 5, 2026 traded Nov 3, 2026 | |
| 30 | Zoghbi Huda YDirector | Option exercise | M | $2.83M 7,439 sh | Nov 5, 2026 traded Nov 3, 2026 | |
| 5 | Murphy Andrew JCo-Chief Scientific Officer | Gift | G | — 1,054 sh | Nov 5, 2026 traded Nov 3, 2026 | |
| 49 | Larosa Joseph JEVP General Counsel and Secret | Open-market sale | SELL | $3.80M 3,939 sh | Nov 4, 2026 traded Nov 2, 2026 |
Read directly from the primary public document; every field below is as reported by the filer.
Value = shares × reported price per share
= $287,748
Guarini Kathryn filed this Form 4 reporting a option exercise of REGN on Oct 30, 2026. It became public on Nov 3, 2026. The filing establishes the reported transaction and the filer's stated role. It does not establish why the trade was made or what the filer knew.
No field has changed since this record was first ingested.
No material filings recorded for this issuer.