 Atlantic Capital Bancshares Inc NASDAQ:ACBI saw a significant increase in short interest during the month of June. As of June 15th, there was short interest totalling 238,100 shares, an increase of 5.1 from the May 31st total of 226,600 shares. Based on an average trading volume of 101,700 shares, the days-to-cover ratio is presently 2.3 ... 