Nippon Telegraph and Telephone Co. (OTCMKTS:NTTYY – Get Free Report) saw a significant drop in short interest in the month of September. As of September 15th, there was short interest totalling 13,200 shares, a drop of 30.2% from the August 31st total of 18,900 shares. Based on an average trading volume of 330,600 shares, the […]