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.

Schwab U.S. Mid-Cap ETF (SCHM) 20-Day Put-Call Ratio (Volume) data is not available for 2026-09-03.

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Figures for 2026-09-03

Volatility Metrics
Historical Volatility (Close-to-Close)	0.1370
Historical Volatility (Parkinson)	0.0911
Implied Volatility (Calls)	0.2382
Implied Volatility (Puts)	0.2324
Implied Volatility (Mean)	0.2353
Put-Call Implied Volatility Ratio	0.9756
Implied Volatility Skew	--
Option Statistics
Put-Call Ratio (Volume)	--
Put-Call Ratio (Open Interest)	0.1185