Put-Call Ratio (Open Interest) (180-Day)

Put-Call Ratio (Open Interest): The ratio of outstanding put contracts to outstanding call contracts at the close of the trading day, for options with the relevant expiration date.

ARK Blockchain & Fintech Innovation ETF (ARKF) had 180-Day Put-Call Ratio (Open Interest) of 0.0915 for 2026-06-03.

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Figures for 2026-06-03

Volatility Metrics
Historical Volatility (Close-to-Close)	0.3484
Historical Volatility (Parkinson)	0.2709
Implied Volatility (Calls)	0.4088
Implied Volatility (Puts)	0.3576
Implied Volatility (Mean)	0.3832
Put-Call Implied Volatility Ratio	0.8748
Implied Volatility Skew	0.0267
Option Statistics
Put-Call Ratio (Volume)	0.1648
Put-Call Ratio (Open Interest)	0.0915