Regeneron Pharmaceuticals, Inc. (REGN)
NASDAQ: REGN · Real-Time Price · USD
764.93
-22.57 (-2.87%)
At close: Mar 5, 2026, 4:00 PM EST
764.76
-0.17 (-0.02%)
After-hours: Mar 5, 2026, 7:55 PM EST
Source: Business metrics provided by Main Street Data and sourced from official company press releases and documents.