Short interest in First Trust Indxx Aerospace & Defense ETF (ARCA:MISL) increased during the last reporting period, rising from 8.46K to 41.15K. This put -% of the company's publicly available shares short.

Based on the recent average volume of 72.32K 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.