Short interest for First Trust Exchange-Traded Fund VIII FT Vest U.S. Equity Quarterly Dynamic Buffer ETF gives investors a sense of the degree to which investors are betting on the decline of First Trust Exchange-Traded Fund VIII FT Vest U.S. Equity Quarterly Dynamic Buffer ETF's stock. Short interest data is updated every two weeks.

Based on the recent average volume of 2.85K shares traded per day, it would take 1.91 day(s) for holders of this short interest to close out their positions without sending the stock sharply higher.