Put-Call Ratio (Open Interest) (60-Day)

Put-Call Ratio (Open Interest): The ratio of outstanding put contracts to outstanding call contracts at the close of the trading day, for options with the relevant expiration date.

Alcoa (AA) had 60-Day Put-Call Ratio (Open Interest) of 0.8100 for 2026-10-05.

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Figures for 2026-10-05

Volatility Metrics
Historical Volatility (Close-to-Close)	0.4489
Historical Volatility (Parkinson)	0.3653
Implied Volatility (Calls)	0.4924
Implied Volatility (Puts)	0.4691
Implied Volatility (Mean)	0.4808
Put-Call Implied Volatility Ratio	0.9526
Implied Volatility Skew	-0.0042
Option Statistics
Put-Call Ratio (Volume)	0.0589
Put-Call Ratio (Open Interest)	0.8100