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.

iShares Biotechnology ETF (IBB) had 30-Day Put-Call Ratio (Volume) of 7.8449 for 2026-04-06.

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Figures for 2026-04-06

Volatility Metrics
Historical Volatility (Close-to-Close)	0.2762
Historical Volatility (Parkinson)	0.1953
Implied Volatility (Calls)	0.2640
Implied Volatility (Puts)	0.2844
Implied Volatility (Mean)	0.2742
Put-Call Implied Volatility Ratio	1.0773
Implied Volatility Skew	--
Option Statistics
Put-Call Ratio (Volume)	7.8449
Put-Call Ratio (Open Interest)	1.9128