MicroSectors FANG & Innovation 3x Leveraged ETN (NYSEARCA:BULZ – Get Free Report) was the recipient of a large increase in short interest in December. As of December 15th, there was short interest totaling 298,260 shares, an increase of 299.9% from the November 30th total of 74,584 shares. Approximately 3.5% of the company’s stock are sold […]