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.
Roundhill Ether Covered Call Strategy ETF (YETH) had 180-Day Historical Volatility (Parkinson) of 0.4104 for 2026-01-20.
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