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.

BioMarin Pharmaceutical Inc. (BMRN) had 20-Day Implied Volatility Skew of 0.0993 for 2026-05-22.

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
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Figures for 2026-05-22

Volatility Metrics
Historical Volatility (Close-to-Close)	0.4690
Historical Volatility (Parkinson)	0.3786
Implied Volatility (Calls)	0.2369
Implied Volatility (Puts)	0.3648
Implied Volatility (Mean)	0.3008
Put-Call Implied Volatility Ratio	1.5398
Implied Volatility Skew	0.0993
Option Statistics
Put-Call Ratio (Volume)	0.5497
Put-Call Ratio (Open Interest)	0.2226