SPDR Portfolio Mortgage Backed Bond ETF (NYSEARCA:SPMB) Sees Large Growth in Short Interest

SPDR Portfolio Mortgage Backed Bond ETF (NYSEARCA:SPMB - Get Free Report) was the target of a large increase in short interest in February. As of February 27th, there was short interest totaling 568,323 shares, an increase of 137.5% from the February 12th total of 239,312 shares. Approximately 0.2% of the shares of the stock are