Put-Call Ratio (Volume) (180-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 180-Day Put-Call Ratio (Volume) of 1.8125 for 2026-08-03.

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Figures for 2026-08-03

Volatility Metrics
Historical Volatility (Close-to-Close)	0.1454
Historical Volatility (Parkinson)	0.1125
Implied Volatility (Calls)	0.1677
Implied Volatility (Puts)	0.1613
Implied Volatility (Mean)	0.1645
Put-Call Implied Volatility Ratio	0.9617
Implied Volatility Skew	0.0683
Option Statistics
Put-Call Ratio (Volume)	1.8125
Put-Call Ratio (Open Interest)	1.0931