Put-Call Ratio (Open Interest) (60-Day)

Put-Call Ratio (Open Interest): The ratio of outstanding put contracts to outstanding call contracts at the close of the trading day, for options with the relevant expiration date.

HDFC Bank Limited (HDB) had 60-Day Put-Call Ratio (Open Interest) of 1.4889 for 2026-01-16.

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Figures for 2026-01-16

Volatility Metrics
Historical Volatility (Close-to-Close)	0.2377
Historical Volatility (Parkinson)	0.1722
Implied Volatility (Calls)	0.2371
Implied Volatility (Puts)	--
Implied Volatility (Mean)	--
Put-Call Implied Volatility Ratio	--
Implied Volatility Skew	--
Option Statistics
Put-Call Ratio (Volume)	0.0013
Put-Call Ratio (Open Interest)	1.4889