Historical Volatility (Parkinson) (30-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.

C3.ai, Inc. (AI) had 30-Day Historical Volatility (Parkinson) of 0.5352 for 2025-06-10.

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Figures for 2025-06-10

Volatility Metrics
Historical Volatility (Close-to-Close)	0.8522
Historical Volatility (Parkinson)	0.5352
Implied Volatility (Calls)	0.5176
Implied Volatility (Puts)	0.5026
Implied Volatility (Mean)	0.5101
Put-Call Implied Volatility Ratio	0.9711
Implied Volatility Skew	-0.0168
Option Statistics
Put-Call Ratio (Volume)	0.4040
Put-Call Ratio (Open Interest)	0.4043