Put-Call Ratio (Volume) (90-Day)

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

NorthWestern Corporation (NWE) had 90-Day Put-Call Ratio (Volume) of 0.0909 for 2026-10-14.

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Figures for 2026-10-14

Volatility Metrics
Historical Volatility (Close-to-Close)	0.2238
Historical Volatility (Parkinson)	0.2141
Implied Volatility (Calls)	0.2200
Implied Volatility (Puts)	0.2372
Implied Volatility (Mean)	0.2286
Put-Call Implied Volatility Ratio	1.0782
Implied Volatility Skew	0.0102
Option Statistics
Put-Call Ratio (Volume)	0.0909
Put-Call Ratio (Open Interest)	0.1259