Short interest in First Trust Ultra Short Duration Municipal ETF (ARCA:FUMB) decreased during the last reporting period, falling from 286.74K to 7.58K. This put -% of the company's publicly available shares short.

Short interest for First Trust Ultra Short Duration Municipal ETF gives investors a sense of the degree to which investors are betting on the decline of First Trust Ultra Short Duration Municipal ETF's stock. Short interest data is updated every two weeks.

Based on the recent average volume of 48.14K 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.