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.

SPDR Dow Jones Industrial Average ETF (DIA) had 180-Day Put-Call Ratio (Volume) of 0.6217 for 2025-12-17.

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Figures for 2025-12-17

Volatility Metrics
Historical Volatility (Close-to-Close)	0.1091
Historical Volatility (Parkinson)	0.0957
Implied Volatility (Calls)	0.1555
Implied Volatility (Puts)	0.1515
Implied Volatility (Mean)	0.1535
Put-Call Implied Volatility Ratio	0.9740
Implied Volatility Skew	0.0608
Option Statistics
Put-Call Ratio (Volume)	0.6217
Put-Call Ratio (Open Interest)	3.5252