Implied Volatility Skew (20-Day)

Implied Volatility Skew: A measurement that quantifies the difference in implied volatility of options at lower and higher strike prices.

ProShares Ultra Nasdaq Biotechnology (BIB) 20-Day Implied Volatility Skew data is not available for 2026-06-04.

Over 300 data fields encompassing historical volatility, implied volatility, and put-call ratios for multiple time frames
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Up to 20 years of data history
52-Week Rank and Percentile for all metrics and time frames

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Figures for 2026-06-04

Volatility Metrics
Historical Volatility (Close-to-Close)	0.5187
Historical Volatility (Parkinson)	0.2983
Implied Volatility (Calls)	0.4176
Implied Volatility (Puts)	0.5661
Implied Volatility (Mean)	0.4919
Put-Call Implied Volatility Ratio	1.3554
Implied Volatility Skew	--
Option Statistics
Put-Call Ratio (Volume)	--
Put-Call Ratio (Open Interest)	1.1267