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.

Invesco S&P 500 Quality ETF (SPHQ) had 20-Day Put-Call Ratio (Volume) of 0.0000 for 2026-07-21.

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Figures for 2026-07-21

Volatility Metrics
Historical Volatility (Close-to-Close)	0.1707
Historical Volatility (Parkinson)	0.1425
Implied Volatility (Calls)	0.1164
Implied Volatility (Puts)	0.1304
Implied Volatility (Mean)	0.1234
Put-Call Implied Volatility Ratio	1.1198
Implied Volatility Skew	--
Option Statistics
Put-Call Ratio (Volume)	0.0000
Put-Call Ratio (Open Interest)	0.9286