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.

Invesco RAFI US 1000 ETF (PRF) had 120-Day Put-Call Ratio (Open Interest) of 2.5667 for 2026-01-16.

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Figures for 2026-01-16

Volatility Metrics
Historical Volatility (Close-to-Close)	0.1055
Historical Volatility (Parkinson)	0.0924
Implied Volatility (Calls)	0.1773
Implied Volatility (Puts)	0.2080
Implied Volatility (Mean)	0.1926
Put-Call Implied Volatility Ratio	1.1729
Implied Volatility Skew	--
Option Statistics
Put-Call Ratio (Volume)	--
Put-Call Ratio (Open Interest)	2.5667