Put-Call Ratio (Volume) (150-Day)

Put-Call Ratio (Volume): The ratio of puts traded to calls traded, for options with the relevant expiration date.

ARK 21Shares Bitcoin ETF (ARKB) had 150-Day Put-Call Ratio (Volume) of 6.1818 for 2026-07-21.

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Figures for 2026-07-21

Volatility Metrics
Historical Volatility (Close-to-Close)	0.4121
Historical Volatility (Parkinson)	0.2522
Implied Volatility (Calls)	0.3444
Implied Volatility (Puts)	0.4447
Implied Volatility (Mean)	0.3945
Put-Call Implied Volatility Ratio	1.2911
Implied Volatility Skew	0.0176
Option Statistics
Put-Call Ratio (Volume)	6.1818
Put-Call Ratio (Open Interest)	0.7263