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.
Kurv Yield Premium Strategy Amazon (AMZN) ETF (AMZP) had 20-Day Historical Volatility (Parkinson) of 0.2063 for 2026-01-16.
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