Regeneron Pharmaceuticals, Inc. (REGN)
NASDAQ: REGN · Real-Time Price · USD
584.74
+5.40 (0.93%)
At close: Oct 22, 2025, 4:00 PM EDT
584.55
-0.19 (-0.03%)
After-hours: Oct 22, 2025, 7:55 PM EDT

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