Aptose Biosciences Inc. (NASDAQ:APTO – Get Free Report) (TSE:APS) was the recipient of a large growth in short interest in the month of March. As of March 31st, there was short interest totalling 85,600 shares, a growth of 70.5% from the March 15th total of 50,200 shares. Currently, 0.9% of the shares of the company […]