Implied Volatility Skew (30-Day)

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

ProShares Bitcoin ETF (BITO) had 30-Day Implied Volatility Skew of 0.0097 for 2025-10-27.

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 2025-10-27

Volatility Metrics
Historical Volatility (Close-to-Close)	0.4321
Historical Volatility (Parkinson)	0.2742
Implied Volatility (Calls)	0.4736
Implied Volatility (Puts)	0.3055
Implied Volatility (Mean)	0.3895
Put-Call Implied Volatility Ratio	0.6451
Implied Volatility Skew	0.0097
Option Statistics
Put-Call Ratio (Volume)	0.3727
Put-Call Ratio (Open Interest)	1.3748