Bonterra Energy Corp. (OTCMKTS:BNEFF – Free Report) saw a large growth in short interest during the month of June. As of June 15th, there was short interest totalling 159,200 shares, a growth of 39.9% from the May 31st total of 113,800 shares. Based on an average daily volume of 16,900 shares, the days-to-cover ratio is […]