PGT Innovations, Inc. (NYSE:PGTI – Get Free Report) was the recipient of a large growth in short interest in December. As of December 31st, there was short interest totalling 1,460,000 shares, a growth of 109.0% from the December 15th total of 698,600 shares. Based on an average daily trading volume, of 716,600 shares, the short-interest […]