PureTech Health plc (OTCMKTS:PTCHF – Get Free Report) was the target of a significant decline in short interest in May. As of May 31st, there was short interest totalling 8,600 shares, a decline of 63.1% from the May 15th total of 23,300 shares. Based on an average daily volume of 102,900 shares, the short-interest ratio […]