Historical Volatility (Parkinson) (180-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.

The CocaCola Company (KO) had 180-Day Historical Volatility (Parkinson) of 0.1304 for 2024-11-04.

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Over 300 data fields encompassing historical volatility, implied volatility, and put-call ratios for multiple time frames
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Figures for 2024-11-04

Volatility Metrics
Historical Volatility (Close-to-Close)	0.1311
Historical Volatility (Parkinson)	0.1304
Implied Volatility (Calls)	0.1832
Implied Volatility (Puts)	0.1829
Implied Volatility (Mean)	0.1831
Put-Call Implied Volatility Ratio	0.9983
Implied Volatility Skew	0.0279
Option Statistics
Put-Call Ratio (Volume)	0.6502
Put-Call Ratio (Open Interest)	0.4667