Why Regeneron's Stock Is Trading Lower Today

Regeneron Pharmaceuticals REGN shares are trading lower on Monday.

The company's trial of arthritis drug Kevzara with Sanofi SNY showed potential for treating the sickest coronavirus patients, but showed less benefit in patients with less-advanced disease.

Regeneron is a biotechnology company headquartered in Eastview, near Tarrytown, New York.

Regeneron shares are trading down 4.03% at $543.38 at time of publication on Monday. The stock has a 52-week high of $574.32 and a 52-week low of $271.37.