Gratomic Inc. (OTCMKTS:CBULF – Get Rating) was the recipient of a large growth in short interest in the month of June. As of June 15th, there was short interest totalling 14,300 shares, a growth of 20.2% from the May 31st total of 11,900 shares. Based on an average daily volume of 58,500 shares, the short-interest […]