Short interest in ProShares Ultra Nasdaq Biotechnology (NASDAQ:BIB) decreased during the last reporting period, falling from 7.71K to 6.63K. This put -% of the company's publicly available shares short.

Based on the recent average volume of 7.54K shares traded per day, it would take 1 day(s) for holders of this short interest to close out their positions without sending the stock sharply higher.