National Grid Transco, PLC (NGG)

Last Closing Price: 61.99 (2022-12-07)

Historical Volatility (Parkinson) (20-Day)

Historical Volatility (Parkinson): The past volatility of the security over the selected time frame, calculated using the high and low prices on each trading day.

National Grid Transco, PLC (NGG) had 20-Day Historical Volatility (Parkinson) of 0.1200 for 2022-12-07.