Historical Volatility (Parkinson) (150-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.

YieldMax AMD Option Income Strategy ETF (AMDY) had 150-Day Historical Volatility (Parkinson) of 0.3845 for 2026-01-20.

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Figures for 2026-01-20

Volatility Metrics
Historical Volatility (Close-to-Close)	0.5058
Historical Volatility (Parkinson)	0.3845
Implied Volatility (Calls)	0.5559
Implied Volatility (Puts)	--
Implied Volatility (Mean)	--
Put-Call Implied Volatility Ratio	--
Implied Volatility Skew	--
Option Statistics
Put-Call Ratio (Volume)	0.1731
Put-Call Ratio (Open Interest)	0.3387