Amarin Co. plc (NASDAQ:AMRN – Get Free Report) saw a large increase in short interest in the month of March. As of March 15th, there was short interest totalling 18,190,000 shares, an increase of 7.1% from the February 29th total of 16,990,000 shares. Based on an average trading volume of 2,310,000 shares, the days-to-cover ratio […]