Put-Call Ratio (Volume) (60-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 60-Day Put-Call Ratio (Volume) of 0.1724 for 2026-09-04.

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Figures for 2026-09-04

Volatility Metrics
Historical Volatility (Close-to-Close)	0.5047
Historical Volatility (Parkinson)	0.5318
Implied Volatility (Calls)	0.6602
Implied Volatility (Puts)	0.6410
Implied Volatility (Mean)	0.6506
Put-Call Implied Volatility Ratio	0.9709
Implied Volatility Skew	0.0382
Option Statistics
Put-Call Ratio (Volume)	0.1724
Put-Call Ratio (Open Interest)	0.4184