Put-Call Ratio (Volume) (30-Day)

Put-Call Ratio (Volume): The ratio of puts traded to calls traded, for options with the relevant expiration date.

Schwab 1000 Index ETF (SCHK) had 30-Day Put-Call Ratio (Volume) of 1.8571 for 2025-10-13.

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Figures for 2025-10-13

Volatility Metrics
Historical Volatility (Close-to-Close)	0.1301
Historical Volatility (Parkinson)	0.0937
Implied Volatility (Calls)	0.1539
Implied Volatility (Puts)	0.1183
Implied Volatility (Mean)	0.1361
Put-Call Implied Volatility Ratio	0.7684
Implied Volatility Skew	--
Option Statistics
Put-Call Ratio (Volume)	1.8571
Put-Call Ratio (Open Interest)	0.1182