Eaton Vance Tax-Managed Global Buy-Write (NYSE:ETW) was the recipient of a significant increase in short interest in September. As of September 15th, there was short interest totalling 807,034 shares, an increase of 54.1% from the August 31st total of 523,771 shares. Based on an average daily volume of 274,030 shares, the short-interest ratio is presently […]