Put-Call Ratio (Open Interest) (120-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 Genomic Revolution ETF (ARKG) had 120-Day Put-Call Ratio (Open Interest) of 0.6809 for 2026-01-20.

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Figures for 2026-01-20

Volatility Metrics
Historical Volatility (Close-to-Close)	0.4380
Historical Volatility (Parkinson)	0.3581
Implied Volatility (Calls)	0.4588
Implied Volatility (Puts)	0.5057
Implied Volatility (Mean)	0.4823
Put-Call Implied Volatility Ratio	1.1021
Implied Volatility Skew	-0.0102
Option Statistics
Put-Call Ratio (Volume)	0.2714
Put-Call Ratio (Open Interest)	0.6809