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.

Ultra Clean Holdings, Inc. (UCTT) had 30-Day Put-Call Ratio (Volume) of 2.3194 for 2026-04-21.

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Figures for 2026-04-21

Volatility Metrics
Historical Volatility (Close-to-Close)	0.7102
Historical Volatility (Parkinson)	0.5934
Implied Volatility (Calls)	0.9136
Implied Volatility (Puts)	0.9462
Implied Volatility (Mean)	0.9299
Put-Call Implied Volatility Ratio	1.0357
Implied Volatility Skew	0.0106
Option Statistics
Put-Call Ratio (Volume)	2.3194
Put-Call Ratio (Open Interest)	1.1659