Put-Call Ratio (Open Interest) (30-Day)

Put-Call Ratio (Open Interest): The ratio of outstanding put contracts to outstanding call contracts at the close of the trading day, for options with the relevant expiration date.

KraneShares Bosera MSCI China A 50 Connect Index ETF (KBA) had 30-Day Put-Call Ratio (Open Interest) of 0.3896 for 2025-12-04.

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Figures for 2025-12-04

Volatility Metrics
Historical Volatility (Close-to-Close)	0.1423
Historical Volatility (Parkinson)	0.0688
Implied Volatility (Calls)	0.6560
Implied Volatility (Puts)	0.5317
Implied Volatility (Mean)	0.5939
Put-Call Implied Volatility Ratio	0.8106
Implied Volatility Skew	--
Option Statistics
Put-Call Ratio (Volume)	--
Put-Call Ratio (Open Interest)	0.3896