Put-Call Ratio (Volume) (150-Day)

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

Alcoa (AA) had 150-Day Put-Call Ratio (Volume) of 0.1978 for 2026-08-20.

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Figures for 2026-08-20

Volatility Metrics
Historical Volatility (Close-to-Close)	0.5693
Historical Volatility (Parkinson)	0.4159
Implied Volatility (Calls)	0.5446
Implied Volatility (Puts)	0.5529
Implied Volatility (Mean)	0.5488
Put-Call Implied Volatility Ratio	1.0152
Implied Volatility Skew	-0.0216
Option Statistics
Put-Call Ratio (Volume)	0.1978
Put-Call Ratio (Open Interest)	1.5150