Put-Call Ratio (Volume) (10-Day)

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

State Street SPDR Portfolio S&P 600 Small Cap ETF (SPSM) had 10-Day Put-Call Ratio (Volume) of 5.3333 for 2026-01-16.

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Figures for 2026-01-16

Volatility Metrics
Historical Volatility (Close-to-Close)	0.1219
Historical Volatility (Parkinson)	0.1217
Implied Volatility (Calls)	0.1836
Implied Volatility (Puts)	0.1733
Implied Volatility (Mean)	0.1785
Put-Call Implied Volatility Ratio	0.9439
Implied Volatility Skew	--
Option Statistics
Put-Call Ratio (Volume)	5.3333
Put-Call Ratio (Open Interest)	2.3333