Short interest in ProShares UltraShort QQQ (ARCA:QID) decreased during the last reporting period, falling from 2.08M to 1.19M. This put -% of the company's publicly available shares short.

Based on the recent average volume of 32.03M 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.