Put-Call Ratio (Volume) (20-Day)

Put-Call Ratio (Volume): The ratio of puts traded to calls traded, for options with the relevant expiration date.

nLight (LASR) had 20-Day Put-Call Ratio (Volume) of 1.7143 for 2026-04-21.

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Figures for 2026-04-21

Volatility Metrics
Historical Volatility (Close-to-Close)	0.5147
Historical Volatility (Parkinson)	0.7507
Implied Volatility (Calls)	1.2783
Implied Volatility (Puts)	1.2205
Implied Volatility (Mean)	1.2494
Put-Call Implied Volatility Ratio	0.9547
Implied Volatility Skew	0.0465
Option Statistics
Put-Call Ratio (Volume)	1.7143
Put-Call Ratio (Open Interest)	0.8380