Regeneron Pharmaceuticals is trading 8.2% higher at $705.46 today amid active interest in the biotech and pharmaceutical sectors following U.S. healthcare and tariff policy headlines.
- The stock saw a significant jump from its previous closing price of $651.91 during pre-market activity.
- There is currently no clearly identified, company-specific catalyst such as an earnings report, FDA decision, or major deal tied directly to this price movement.