 Kopin Co. NASDAQ:KOPN saw a large growth in short interest in the month of June. As of June 30th, there was short interest totalling 4,890,000 shares, a growth of 31.8 from the June 15th total of 3,710,000 shares. Approximately 7.0 of the companys shares are sold short. Based on an average daily trading volume, of ... 