 Big 5 Sporting Goods Co. NASDAQ:BGFV was the target of a large drop in short interest in June. As of June 30th, there was short interest totalling 4,140,000 shares, a drop of 14.8 from the June 15th total of 4,860,000 shares. Based on an average daily trading volume, of 755,300 shares, the short-interest ratio is ... 