Put-Call Ratio (Volume) (10-Day)

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

Coherent Corp. (COHR) had 10-Day Put-Call Ratio (Volume) of 0.0882 for 2025-09-18.

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Figures for 2025-09-18

Volatility Metrics
Historical Volatility (Close-to-Close)	0.3875
Historical Volatility (Parkinson)	0.4003
Implied Volatility (Calls)	0.5645
Implied Volatility (Puts)	0.5172
Implied Volatility (Mean)	0.5409
Put-Call Implied Volatility Ratio	0.9163
Implied Volatility Skew	--
Option Statistics
Put-Call Ratio (Volume)	0.0882
Put-Call Ratio (Open Interest)	1.1494