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 Next Generation Technology ETF (ARKW) had 180-Day Put-Call Ratio (Open Interest) of 0.1991 for 2026-10-16.

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Figures for 2026-10-16

Volatility Metrics
Historical Volatility (Close-to-Close)	0.3168
Historical Volatility (Parkinson)	0.2298
Implied Volatility (Calls)	0.3274
Implied Volatility (Puts)	0.3166
Implied Volatility (Mean)	0.3220
Put-Call Implied Volatility Ratio	0.9670
Implied Volatility Skew	0.0258
Option Statistics
Put-Call Ratio (Volume)	0.7500
Put-Call Ratio (Open Interest)	0.1991