Regeneron Pharmaceuticals, Inc. (REGN)
NASDAQ: REGN · Real-Time Price · USD
564.63
-5.27 (-0.92%)
At close: Oct 10, 2025, 4:00 PM EDT
560.30
-4.33 (-0.77%)
After-hours: Oct 10, 2025, 7:57 PM EDT
Source: Business metrics provided by Main Street Data and sourced from official company press releases and documents.