Short interest in ProShares Ultra SpaceX (ARCA:SPCF) decreased during the last reporting period, falling from 774.92K to 294.48K. This put -% of the company's publicly available shares short.

Based on the recent average volume of 1.71M 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.