Short interest in First Trust Alerian US NextGen Infrastructure ETF (ARCA:RBLD) decreased during the last reporting period, falling from 4.32K to 3.93K. This put -% of the company's publicly available shares short.

Based on the recent average volume of 1.87K shares traded per day, it would take 2.11 day(s) for holders of this short interest to close out their positions without sending the stock sharply higher.