Aptose Biosciences Inc. (NASDAQ:APTO – Get Free Report) (TSE:APS) was the target of a significant decline in short interest in April. As of April 15th, there was short interest totalling 54,900 shares, a decline of 35.9% from the March 31st total of 85,600 shares. Approximately 0.6% of the company’s stock are sold short. Based on […]