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.

HDFC Bank Limited (HDB) 30-Day Put-Call Ratio (Volume) data is not available for 2025-08-11.

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Figures for 2025-08-11

Volatility Metrics
Historical Volatility (Close-to-Close)	0.1978
Historical Volatility (Parkinson)	0.1354
Implied Volatility (Calls)	0.2987
Implied Volatility (Puts)	0.2536
Implied Volatility (Mean)	0.2762
Put-Call Implied Volatility Ratio	0.8489
Implied Volatility Skew	-0.0001
Option Statistics
Put-Call Ratio (Volume)	--
Put-Call Ratio (Open Interest)	8.7894