REGN
Regeneron Pharmaceuticals, Inc.
9 disclosed insider filings · 5 distinct insiders · latest Aug 21, 2026
Total filings
9
5 insiders
Insider buys
0
$0
Insider sells
3
$1.1M
Grants & other
0
$0
All disclosed filings
Same-day tranches are grouped per insider - the Lots column shows how many individual executions a row covers; Price is the value-weighted average.
| Filed | Tx date | Insider | Type | Qty | Avg price | Value | Lots | Source |
|---|---|---|---|---|---|---|---|---|
| Aug 21, 2026 | Aug 19, 2026 | Joseph J Larosa OFFICER | OTHER | 21,301 | $571.7 | $12M | 2 | EDGAR |
| Aug 20, 2026 | Aug 18, 2026 | Christopher R Fenimore OFFICER | OTHER | 10,882 | $564.3 | $6.1M | 2 | EDGAR |
| Aug 12, 2026 | Aug 10, 2026 | Kathryn Guarini DIRECTOR | OTHER | 400 | $719.37 | $288K | — | EDGAR |
| Aug 12, 2026 | Aug 10, 2026 | Huda Y Zoghbi DIRECTOR | OTHER | 800 | $376.69 | $301K | — | EDGAR |
| Aug 12, 2026 | Aug 10, 2026 | Kathryn Guarini DIRECTOR | SELL | 400 | $800 | $320K | — | EDGAR |
| Aug 12, 2026 | Aug 10, 2026 | Huda Y Zoghbi DIRECTOR | SELL | 800 | $800 | $640K | — | EDGAR |
| Jul 7, 2026 | Jul 2, 2026 | Arthur F Ryan DIRECTOR | SELL | 200 | $650.15 | $130K | — | EDGAR |