Put-Call Ratio (Volume) (60-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 500 ETF Trust (SPY) had 60-Day Put-Call Ratio (Volume) of 1.3579 for 2026-09-17.

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Figures for 2026-09-17

Volatility Metrics
Historical Volatility (Close-to-Close)	0.1147
Historical Volatility (Parkinson)	0.0800
Implied Volatility (Calls)	0.1393
Implied Volatility (Puts)	0.1385
Implied Volatility (Mean)	0.1389
Put-Call Implied Volatility Ratio	0.9946
Implied Volatility Skew	0.0594
Option Statistics
Put-Call Ratio (Volume)	1.3579
Put-Call Ratio (Open Interest)	9.2789