Put-Call Ratio (Volume) (20-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 20-Day Put-Call Ratio (Volume) of 2.0418 for 2026-06-26.

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Figures for 2026-06-26

Volatility Metrics
Historical Volatility (Close-to-Close)	0.1366
Historical Volatility (Parkinson)	0.1233
Implied Volatility (Calls)	0.1594
Implied Volatility (Puts)	0.1279
Implied Volatility (Mean)	0.1436
Put-Call Implied Volatility Ratio	0.8023
Implied Volatility Skew	--
Option Statistics
Put-Call Ratio (Volume)	2.0418
Put-Call Ratio (Open Interest)	0.8177