Short interest in United States Copper Index Fund ETV (ARCA:CPER) increased during the last reporting period, rising from 1.13M to 1.47M. This put -% of the company's publicly available shares short.

Based on the recent average volume of 655.22K shares traded per day, it would take 2.24 day(s) for holders of this short interest to close out their positions without sending the stock sharply higher.