TGI Solar Power Group Inc. (OTCMKTS:TSPG – Get Rating) was the recipient of a significant drop in short interest in April. As of April 30th, there was short interest totalling 11,500 shares, a drop of 71.3% from the April 15th total of 40,100 shares. Based on an average daily trading volume, of 110,200 shares, the […]