Historical Volatility (Parkinson) (20-Day)
Historical Volatility (Parkinson): The past volatility of the security over the selected time frame, calculated using the high and low prices on each trading day.
Direxion Daily FTSE Europe Bull 3X ETF (EURL) had 20-Day Historical Volatility (Parkinson) of 0.3862 for 2026-04-21.
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