Alnylam Pharmaceuticals, Inc. (NASDAQ:ALNY – Get Free Report) was the recipient of a significant drop in short interest in the month of April. As of April 15th, there was short interest totalling 2,500,000 shares, a drop of 10.7% from the March 31st total of 2,800,000 shares. Based on an average daily volume of 836,100 shares, […]