National Grid Transco, PLC (NGG)

Last Closing Price: 90.28 (2026-02-20)

Implied Volatility Skew (180-Day)

Implied Volatility Skew: A measurement that quantifies the difference in implied volatility of options at lower and higher strike prices.

National Grid Transco, PLC (NGG) had 180-Day Implied Volatility Skew of 0.0310 for 2026-02-20.