Short interest in UltraPro Short MidCap400 (ARCA:SMDD) decreased during the last reporting period, falling from 12.41K to 9.46K. This put -% of the company's publicly available shares short.

Short interest for UltraPro Short MidCap400 gives investors a sense of the degree to which investors are betting on the decline of UltraPro Short MidCap400's stock. Short interest data is updated every two weeks.

Based on the recent average volume of 10.06K 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.