WisdomTree Investments, Inc. (NASDAQ:WETF) was the recipient of a large increase in short interest in the month of May. As of May 31st, there was short interest totalling 28,740,593 shares, an increase of 13.7% from the May 13th total of 25,283,687 shares. Approximately 25.1% of the company’s shares are sold short. Based on an average […]