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.

Ciena Corporation (CIEN) had 30-Day Put-Call Ratio (Volume) of 7.8701 for 2025-08-12.

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Figures for 2025-08-12

Volatility Metrics
Historical Volatility (Close-to-Close)	0.3371
Historical Volatility (Parkinson)	0.2940
Implied Volatility (Calls)	0.4972
Implied Volatility (Puts)	0.4880
Implied Volatility (Mean)	0.4926
Put-Call Implied Volatility Ratio	0.9814
Implied Volatility Skew	0.0008
Option Statistics
Put-Call Ratio (Volume)	7.8701
Put-Call Ratio (Open Interest)	0.7791