Put-Call Ratio (Open Interest) (30-Day)

Put-Call Ratio (Open Interest): The ratio of outstanding put contracts to outstanding call contracts at the close of the trading day, for options with the relevant expiration date.

SPDR Dow Jones Industrial Average ETF (DIA) had 30-Day Put-Call Ratio (Open Interest) of 1.0722 for 2025-05-02.

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Figures for 2025-05-02

Volatility Metrics
Historical Volatility (Close-to-Close)	0.4200
Historical Volatility (Parkinson)	0.3302
Implied Volatility (Calls)	0.1761
Implied Volatility (Puts)	0.1640
Implied Volatility (Mean)	0.1701
Put-Call Implied Volatility Ratio	0.9309
Implied Volatility Skew	0.0920
Option Statistics
Put-Call Ratio (Volume)	1.5272
Put-Call Ratio (Open Interest)	1.0722