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.

Grifols, S.A. (GRFS) 20-Day Put-Call Ratio (Volume) data is not available for 2026-07-20.

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Figures for 2026-07-20

Volatility Metrics
Historical Volatility (Close-to-Close)	0.2922
Historical Volatility (Parkinson)	0.2276
Implied Volatility (Calls)	0.4432
Implied Volatility (Puts)	0.5206
Implied Volatility (Mean)	0.4819
Put-Call Implied Volatility Ratio	1.1745
Implied Volatility Skew	0.0153
Option Statistics
Put-Call Ratio (Volume)	--
Put-Call Ratio (Open Interest)	0.7974