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 1.0333 for 2026-04-06.

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Figures for 2026-04-06

Volatility Metrics
Historical Volatility (Close-to-Close)	0.2000
Historical Volatility (Parkinson)	0.1349
Implied Volatility (Calls)	0.2679
Implied Volatility (Puts)	0.2569
Implied Volatility (Mean)	0.2624
Put-Call Implied Volatility Ratio	0.9590
Implied Volatility Skew	0.0424
Option Statistics
Put-Call Ratio (Volume)	1.0333
Put-Call Ratio (Open Interest)	0.5703