Put-Call Ratio (Volume) (30-Day)

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

iShares S&P 100 ETF (OEF) had 30-Day Put-Call Ratio (Volume) of 14.2857 for 2026-01-16.

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Figures for 2026-01-16

Volatility Metrics
Historical Volatility (Close-to-Close)	0.0712
Historical Volatility (Parkinson)	0.0691
Implied Volatility (Calls)	0.1418
Implied Volatility (Puts)	0.1395
Implied Volatility (Mean)	0.1406
Put-Call Implied Volatility Ratio	0.9836
Implied Volatility Skew	--
Option Statistics
Put-Call Ratio (Volume)	14.2857
Put-Call Ratio (Open Interest)	1.0272