Short interest in ProShares Ultra TSLA (ARCA:TSLI) increased during the last reporting period, rising from 3.94K to 18.28K. This put -% of the company's publicly available shares short.

Based on the recent average volume of 22.53K 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.