Humanigen, Inc. (NASDAQ:HGEN – Get Rating) saw a significant decline in short interest during the month of March. As of March 15th, there was short interest totalling 6,540,000 shares, a decline of 9.7% from the February 28th total of 7,240,000 shares. Based on an average trading volume of 3,470,000 shares, the short-interest ratio is presently […]