Put-Call Implied Volatility Ratio (30-Day)

Put-Call Implied Volatility Ratio: The ratio of implied volatilities of the at-the-money puts to the at-the-money calls.

KraneShares California Carbon Allowance Strategy ETF (KCCA) had 30-Day Put-Call Implied Volatility Ratio of 3.0430 for 2026-04-21.

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Figures for 2026-04-21

Volatility Metrics
Historical Volatility (Close-to-Close)	0.0878
Historical Volatility (Parkinson)	0.1055
Implied Volatility (Calls)	0.2462
Implied Volatility (Puts)	0.7491
Implied Volatility (Mean)	0.4977
Put-Call Implied Volatility Ratio	3.0430
Implied Volatility Skew	--
Option Statistics
Put-Call Ratio (Volume)	--
Put-Call Ratio (Open Interest)	0.0714