Short interest in REX IncomeMax Option Strategy ETF (NASDAQ:ULTI) increased during the last reporting period, rising from 3.07K to 13.89K. This put -% of the company's publicly available shares short.

Based on the recent average volume of 40.56K 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.