Historical Volatility (Parkinson) (120-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.

nLight (LASR) had 120-Day Historical Volatility (Parkinson) of 0.8145 for 2026-06-04.

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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 2026-06-04

Volatility Metrics
Historical Volatility (Close-to-Close)	0.9352
Historical Volatility (Parkinson)	0.8145
Implied Volatility (Calls)	1.0969
Implied Volatility (Puts)	1.0524
Implied Volatility (Mean)	1.0746
Put-Call Implied Volatility Ratio	0.9595
Implied Volatility Skew	0.0247
Option Statistics
Put-Call Ratio (Volume)	0.0481
Put-Call Ratio (Open Interest)	0.8743