Put-Call Ratio (Open Interest) (20-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.

Invesco QQQ (QQQ) had 20-Day Put-Call Ratio (Open Interest) of 1.3266 for 2025-08-01.

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Figures for 2025-08-01

Volatility Metrics
Historical Volatility (Close-to-Close)	0.1042
Historical Volatility (Parkinson)	0.0971
Implied Volatility (Calls)	0.0623
Implied Volatility (Puts)	0.3232
Implied Volatility (Mean)	0.1928
Put-Call Implied Volatility Ratio	5.1847
Implied Volatility Skew	--
Option Statistics
Put-Call Ratio (Volume)	2.9429
Put-Call Ratio (Open Interest)	1.3266