Put-Call Ratio (Volume) (150-Day)

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

State Street SPDR Dow Jones Industrial Average ETF Trust (DIA) had 150-Day Put-Call Ratio (Volume) of 49.3702 for 2026-08-10.

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Figures for 2026-08-10

Volatility Metrics
Historical Volatility (Close-to-Close)	0.1378
Historical Volatility (Parkinson)	0.1033
Implied Volatility (Calls)	0.1522
Implied Volatility (Puts)	0.1507
Implied Volatility (Mean)	0.1514
Put-Call Implied Volatility Ratio	0.9902
Implied Volatility Skew	0.0409
Option Statistics
Put-Call Ratio (Volume)	49.3702
Put-Call Ratio (Open Interest)	3.7035