Put-Call Ratio (Volume) (10-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 10-Day Put-Call Ratio (Volume) of 2.3750 for 2025-11-11.

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Figures for 2025-11-11

Volatility Metrics
Historical Volatility (Close-to-Close)	0.1518
Historical Volatility (Parkinson)	0.1600
Implied Volatility (Calls)	0.2202
Implied Volatility (Puts)	0.2271
Implied Volatility (Mean)	0.2236
Put-Call Implied Volatility Ratio	1.0316
Implied Volatility Skew	--
Option Statistics
Put-Call Ratio (Volume)	2.3750
Put-Call Ratio (Open Interest)	0.7628