Short interest in ProShares Ultra Dow30 (ARCA:DDM) decreased during the last reporting period, falling from 128.00K to 45.86K. This put -% of the company's publicly available shares short.

Based on the recent average volume of 181.68K 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.