Implied Volatility Skew (180-Day)

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

ProShares S&P Global Core Battery Metals ETF (ION) had 180-Day Implied Volatility Skew of 0.0208 for 2026-07-21.

Over 300 data fields encompassing historical volatility, implied volatility, and put-call ratios for multiple time frames
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Figures for 2026-07-21

Volatility Metrics
Historical Volatility (Close-to-Close)	0.4430
Historical Volatility (Parkinson)	0.2727
Implied Volatility (Calls)	0.4667
Implied Volatility (Puts)	0.4919
Implied Volatility (Mean)	0.4793
Put-Call Implied Volatility Ratio	1.0538
Implied Volatility Skew	0.0208
Option Statistics
Put-Call Ratio (Volume)	0.0000
Put-Call Ratio (Open Interest)	0.0000