Put-Call Ratio (Volume) (180-Day)

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

Century Aluminum Company (CENX) had 180-Day Put-Call Ratio (Volume) of 0.3197 for 2026-07-02.

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Figures for 2026-07-02

Volatility Metrics
Historical Volatility (Close-to-Close)	0.6805
Historical Volatility (Parkinson)	0.6299
Implied Volatility (Calls)	0.7857
Implied Volatility (Puts)	0.7615
Implied Volatility (Mean)	0.7736
Put-Call Implied Volatility Ratio	0.9693
Implied Volatility Skew	0.0082
Option Statistics
Put-Call Ratio (Volume)	0.3197
Put-Call Ratio (Open Interest)	2.0715