Implied Volatility Skew (120-Day)

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

iShares Bitcoin Trust ETF (IBIT) had 120-Day Implied Volatility Skew of 0.0409 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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Figures for 2026-05-22

Volatility Metrics
Historical Volatility (Close-to-Close)	0.5170
Historical Volatility (Parkinson)	0.3138
Implied Volatility (Calls)	0.4035
Implied Volatility (Puts)	0.4029
Implied Volatility (Mean)	0.4032
Put-Call Implied Volatility Ratio	0.9984
Implied Volatility Skew	0.0409
Option Statistics
Put-Call Ratio (Volume)	1.6521
Put-Call Ratio (Open Interest)	0.7425