SFS Group AG (OTCMKTS:SFSLF – Get Rating) saw a large growth in short interest in March. As of March 15th, there was short interest totalling 19,000 shares, a growth of 287.8% from the February 28th total of 4,900 shares. Based on an average trading volume of 0 shares, the days-to-cover ratio is currently ∞ days. […]