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.

Cisco Systems, Inc. (CSCO) had 30-Day Put-Call Ratio (Volume) of 0.7045 for 2026-10-16.

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Figures for 2026-10-16

Volatility Metrics
Historical Volatility (Close-to-Close)	0.3489
Historical Volatility (Parkinson)	0.2524
Implied Volatility (Calls)	0.4453
Implied Volatility (Puts)	0.4584
Implied Volatility (Mean)	0.4519
Put-Call Implied Volatility Ratio	1.0295
Implied Volatility Skew	0.0403
Option Statistics
Put-Call Ratio (Volume)	0.7045
Put-Call Ratio (Open Interest)	0.8131