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.

SPDR S&P 500 ETF (SPY) had 30-Day Put-Call Ratio (Volume) of 2.6518 for 2025-09-12.

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Figures for 2025-09-12

Volatility Metrics
Historical Volatility (Close-to-Close)	0.0880
Historical Volatility (Parkinson)	0.0720
Implied Volatility (Calls)	0.1156
Implied Volatility (Puts)	0.1175
Implied Volatility (Mean)	0.1166
Put-Call Implied Volatility Ratio	1.0163
Implied Volatility Skew	0.0418
Option Statistics
Put-Call Ratio (Volume)	2.6518
Put-Call Ratio (Open Interest)	2.6978