Put-Call Ratio (Open Interest) (180-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.

Exelixis, Inc. (EXEL) had 180-Day Put-Call Ratio (Open Interest) of 0.4117 for 2026-01-16.

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Figures for 2026-01-16

Volatility Metrics
Historical Volatility (Close-to-Close)	0.4455
Historical Volatility (Parkinson)	0.3057
Implied Volatility (Calls)	0.3743
Implied Volatility (Puts)	0.2818
Implied Volatility (Mean)	0.3280
Put-Call Implied Volatility Ratio	0.7529
Implied Volatility Skew	-0.0152
Option Statistics
Put-Call Ratio (Volume)	0.9399
Put-Call Ratio (Open Interest)	0.4117