Historical Volatility (Parkinson) (60-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 Ultra Option Income Strategy ETF (ULTY) had 60-Day Historical Volatility (Parkinson) of 0.1527 for 2026-01-20.

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Figures for 2026-01-20

Volatility Metrics
Historical Volatility (Close-to-Close)	0.1788
Historical Volatility (Parkinson)	0.1527
Implied Volatility (Calls)	0.8076
Implied Volatility (Puts)	--
Implied Volatility (Mean)	--
Put-Call Implied Volatility Ratio	--
Implied Volatility Skew	--
Option Statistics
Put-Call Ratio (Volume)	0.0000
Put-Call Ratio (Open Interest)	0.3777