NextSource Materials Inc. (OTCMKTS:NSRCF – Get Rating) saw a significant increase in short interest in April. As of April 30th, there was short interest totalling 253,600 shares, an increase of 73.3% from the April 15th total of 146,300 shares. Based on an average daily volume of 78,600 shares, the days-to-cover ratio is currently 3.2 days. […]