Put-Call Ratio (Volume) (20-Day)

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

State Street SPDR S&P Aerospace & Defense ETF (XAR) had 20-Day Put-Call Ratio (Volume) of 0.1818 for 2026-01-16.

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Figures for 2026-01-16

Volatility Metrics
Historical Volatility (Close-to-Close)	0.2690
Historical Volatility (Parkinson)	0.2362
Implied Volatility (Calls)	0.2577
Implied Volatility (Puts)	0.2503
Implied Volatility (Mean)	0.2540
Put-Call Implied Volatility Ratio	0.9713
Implied Volatility Skew	0.0371
Option Statistics
Put-Call Ratio (Volume)	0.1818
Put-Call Ratio (Open Interest)	0.1703