Put-Call Ratio (Volume) (20-Day)

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

iShares Genomics Immunology and Healthcare ETF (IDNA) 20-Day Put-Call Ratio (Volume) data is not available for 2026-07-21.

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Figures for 2026-07-21

Volatility Metrics
Historical Volatility (Close-to-Close)	0.2789
Historical Volatility (Parkinson)	0.1933
Implied Volatility (Calls)	0.2365
Implied Volatility (Puts)	0.2971
Implied Volatility (Mean)	0.2668
Put-Call Implied Volatility Ratio	1.2562
Implied Volatility Skew	--
Option Statistics
Put-Call Ratio (Volume)	--
Put-Call Ratio (Open Interest)	0.0133