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.

Canadian National Railway Company (CNI) had 120-Day Put-Call Ratio (Volume) of 11.0000 for 2026-01-13.

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Figures for 2026-01-13

Volatility Metrics
Historical Volatility (Close-to-Close)	0.1941
Historical Volatility (Parkinson)	0.1764
Implied Volatility (Calls)	0.1928
Implied Volatility (Puts)	0.2134
Implied Volatility (Mean)	0.2031
Put-Call Implied Volatility Ratio	1.1066
Implied Volatility Skew	0.0303
Option Statistics
Put-Call Ratio (Volume)	11.0000
Put-Call Ratio (Open Interest)	1.0045