Question: why is amrn stock down today?
Answer: Amarin (NASDAQ:AMRN) shares were crashing on Tuesday, plunging 69.8% lower as of 9:55 a.m. The steep decline came after the U.S. District Court for the District of Nevada ruled in favor of generic-drug companies and invalidated Amarin's patent for Vascepa, which is approved by the FDA for treating high triglyceride ...