Historical Volatility (Parkinson) (180-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.
Leverage Shares 2X Long ECHO Daily ETF (ECHX) had 180-Day Historical Volatility (Parkinson) of 0.9858 for 2026-10-01.
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