Put-Call Ratio (Volume) (150-Day)

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

National Grid Transco, PLC (NGG) had 150-Day Put-Call Ratio (Volume) of 0.0050 for 2026-10-02.

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Figures for 2026-10-02

Volatility Metrics
Historical Volatility (Close-to-Close)	0.2353
Historical Volatility (Parkinson)	0.1292
Implied Volatility (Calls)	0.2092
Implied Volatility (Puts)	0.2127
Implied Volatility (Mean)	0.2110
Put-Call Implied Volatility Ratio	1.0168
Implied Volatility Skew	0.0316
Option Statistics
Put-Call Ratio (Volume)	0.0050
Put-Call Ratio (Open Interest)	0.5564