So-Young International Inc. (NASDAQ:SY – Get Rating) saw a large decrease in short interest in May. As of May 31st, there was short interest totalling 91,500 shares, a decrease of 61.7% from the May 15th total of 239,200 shares. Based on an average daily volume of 332,000 shares, the short-interest ratio is currently 0.3 days. […]