Historical Volatility (Close-to-Close) (20-Day)
Historical Volatility (Close-to-Close): The past volatility of the security over the selected time frame, calculated using the closing price on each trading day.
First Trust NASDAQ Clean Edge Green Energy ETF (QCLN) had 20-Day Historical Volatility (Close-to-Close) of 0.2969 for 2025-08-29.
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