Short interest in State Street SPDR S&P Biotech ETF (ARCA:XBI) decreased during the last reporting period, falling from 74.21M to 69.90M. This put -% of the company's publicly available shares short.

Based on the recent average volume of 10.62M shares traded per day, it would take 6.58 day(s) for holders of this short interest to close out their positions without sending the stock sharply higher.