Put-Call Ratio (Volume) (120-Day)

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

Constellium SE (CSTM) had 120-Day Put-Call Ratio (Volume) of 0.5039 for 2026-07-02.

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Figures for 2026-07-02

Volatility Metrics
Historical Volatility (Close-to-Close)	0.5419
Historical Volatility (Parkinson)	0.4671
Implied Volatility (Calls)	0.5966
Implied Volatility (Puts)	0.6080
Implied Volatility (Mean)	0.6023
Put-Call Implied Volatility Ratio	1.0191
Implied Volatility Skew	0.0684
Option Statistics
Put-Call Ratio (Volume)	0.5039
Put-Call Ratio (Open Interest)	0.3871