Short interest in ProShares UltraShort Materials (ARCA:SMN) increased during the last reporting period, rising from 2.09K to 2.16K. This put -% of the company's publicly available shares short.

Based on the recent average volume of 21.70K 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.