Atlas Copco AB (OTCMKTS:ATLKY – Get Free Report) was the target of a large growth in short interest in the month of December. As of December 15th, there was short interest totaling 150,816 shares, a growth of 70.5% from the November 30th total of 88,447 shares. Currently, 0.0% of the company’s stock are short sold. Based on an average daily trading volume, of 341,203 shares, the days-to-cover ratio is presently 0.4 days. Based on an average daily trading volume, of 341,203 shares, the days-to-cover ratio is ...