Dynavax Technologies Co. (NASDAQ:DVAX – Get Free Report) was the target of a large increase in short interest in the month of March. As of March 15th, there was short interest totalling 17,350,000 shares, an increase of 6.0% from the February 29th total of 16,370,000 shares. Based on an average daily trading volume, of 1,960,000 […]