Alstom SA (OTCMKTS:ALSMY – Get Free Report) was the target of a significant growth in short interest in May. As of May 15th, there was short interest totalling 156,000 shares, a growth of 144.5% from the April 30th total of 63,800 shares. Based on an average trading volume of 738,500 shares, the short-interest ratio is […]