 American National Insurance NASDAQ:ANAT saw a large increase in short interest during the month of June. As of June 30th, there was short interest totalling 89,700 shares, an increase of 58.8 from the June 15th total of 56,500 shares. Based on an average daily trading volume, of 52,300 shares, the days-to-cover ratio is presently 1.7 ... 