Put-Call Ratio (Volume) (30-Day)

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

Axcelis Technologies, Inc. (ACLS) had 30-Day Put-Call Ratio (Volume) of 0.2411 for 2026-01-06.

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Figures for 2026-01-06

Volatility Metrics
Historical Volatility (Close-to-Close)	0.4583
Historical Volatility (Parkinson)	0.4079
Implied Volatility (Calls)	0.4863
Implied Volatility (Puts)	0.5168
Implied Volatility (Mean)	0.5016
Put-Call Implied Volatility Ratio	1.0627
Implied Volatility Skew	-0.0083
Option Statistics
Put-Call Ratio (Volume)	0.2411
Put-Call Ratio (Open Interest)	0.8508