Historical Volatility (Parkinson) (90-Day)

Historical Volatility (Parkinson): The past volatility of the security over the selected time frame, calculated using the high and low prices on each trading day.

Connect Biopharma Holdings Limited Sponsored ADR (CNTB) had 90-Day Historical Volatility (Parkinson) of 1.0564 for 2026-01-20.

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Figures for 2026-01-20

Volatility Metrics
Historical Volatility (Close-to-Close)	0.9807
Historical Volatility (Parkinson)	1.0564
Implied Volatility (Calls)	--
Implied Volatility (Puts)	--
Implied Volatility (Mean)	--
Put-Call Implied Volatility Ratio	--
Implied Volatility Skew	--
Option Statistics
Put-Call Ratio (Volume)	2.5000
Put-Call Ratio (Open Interest)	0.2335