Put-Call Ratio (Volume) (90-Day)

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

ARK Space & Defense Innovation ETF (ARKX) had 90-Day Put-Call Ratio (Volume) of 0.0421 for 2026-06-05.

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Figures for 2026-06-05

Volatility Metrics
Historical Volatility (Close-to-Close)	0.3761
Historical Volatility (Parkinson)	0.2634
Implied Volatility (Calls)	0.5167
Implied Volatility (Puts)	0.4573
Implied Volatility (Mean)	0.4870
Put-Call Implied Volatility Ratio	0.8851
Implied Volatility Skew	0.0182
Option Statistics
Put-Call Ratio (Volume)	0.0421
Put-Call Ratio (Open Interest)	0.2539