Vext Science, Inc. (OTCMKTS:VEXTF – Get Rating) was the target of a significant increase in short interest in the month of May. As of May 15th, there was short interest totalling 23,700 shares, an increase of 1,381.3% from the April 30th total of 1,600 shares. Based on an average trading volume of 47,900 shares, the […]