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.

Sigma Lithium Corporation (SGML) had 180-Day Put-Call Ratio (Volume) of 0.4763 for 2026-01-20.

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Figures for 2026-01-20

Volatility Metrics
Historical Volatility (Close-to-Close)	1.2595
Historical Volatility (Parkinson)	1.0559
Implied Volatility (Calls)	1.3287
Implied Volatility (Puts)	1.3655
Implied Volatility (Mean)	1.3471
Put-Call Implied Volatility Ratio	1.0277
Implied Volatility Skew	0.0197
Option Statistics
Put-Call Ratio (Volume)	0.4763
Put-Call Ratio (Open Interest)	0.3465