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.

Scholastic Corporation (SCHL) 20-Day Put-Call Ratio (Volume) data is not available for 2026-10-21.

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Figures for 2026-10-21

Volatility Metrics
Historical Volatility (Close-to-Close)	0.3261
Historical Volatility (Parkinson)	0.4161
Implied Volatility (Calls)	0.2961
Implied Volatility (Puts)	0.4063
Implied Volatility (Mean)	0.3512
Put-Call Implied Volatility Ratio	1.3725
Implied Volatility Skew	--
Option Statistics
Put-Call Ratio (Volume)	--
Put-Call Ratio (Open Interest)	8.9524