Luminex Resources Corp. (OTCMKTS:LUMIF – Get Rating) saw a significant increase in short interest in April. As of April 15th, there was short interest totalling 33,200 shares, an increase of 23.9% from the March 31st total of 26,800 shares. Based on an average trading volume of 17,300 shares, the short-interest ratio is currently 1.9 days. […]