National Grid
NGG
#294
Rank
โ‚น6.676 T
Marketcap
โ‚น6,728
Share price
-0.58%
Change (1 day)
32.80%
Change (1 year)

Market capitalization of National Grid (NGG)

Market cap: โ‚น6.676 Trillion

As of December 2025 National Grid has a market cap of โ‚น6.676 Trillion. This makes National Grid the world's 294th most valuable company by market cap according to our data. The market capitalization, commonly called market cap, is the total market value of a publicly traded company's outstanding shares and is commonly used to measure how much a company is worth.

Market cap history of National Grid from 2001 to 2025

End of year Market Cap

Year Marketcap Change
2025โ‚น6.676 T33.6%
2024โ‚น4.997 T19.69%
2023โ‚น4.175 T14.26%
2022โ‚น3.654 T-5.11%
2021โ‚น3.850 T26.88%
2020โ‚น3.035 T-1.25%
2019โ‚น3.073 T33.37%
2018โ‚น2.304 T-9.09%
2017โ‚น2.534 T-15.03%
2016โ‚น2.983 T-13.66%
2015โ‚น3.455 T1.53%
2014โ‚น3.403 T13.65%
2013โ‚น2.994 T32.33%
2012โ‚น2.262 T23.94%
2011โ‚น1.825 T31.32%
2010โ‚น1.390 T-0.75%
2009โ‚น1.400 T5.43%
2008โ‚น1.328 T-29.48%
2007โ‚น1.884 T-4.47%
2006โ‚น1.972 T47.04%
2005โ‚น1.341 T-7.36%
2004โ‚น1.448 T26.37%
2003โ‚น1.145 T62.01%
2002โ‚น707.30 B42.28%
2001โ‚น497.13 B

End of Day market cap according to different sources

On Dec 8th, 2025 the market cap of National Grid was reported to be:

โ‚น6.713 Trillion
by Nasdaq info icon info icon
โ‚น6.715 Trillion
by CompaniesMarketCap info icon info icon

Market capitalization for similar companies or competitors

Name Marketcap Market cap differencediff. Country
NiSource
NI
โ‚น1.761 T-73.61%๐Ÿ‡บ๐Ÿ‡ธ USA
Consolidated Edison
ED
โ‚น3.107 T-53.46%๐Ÿ‡บ๐Ÿ‡ธ USA
DTE Energy
DTE
โ‚น2.430 T-63.60%๐Ÿ‡บ๐Ÿ‡ธ USA
Sempra Energy
SRE
โ‚น5.178 T-22.43%๐Ÿ‡บ๐Ÿ‡ธ USA
TC Energy
TRP
โ‚น5.068 T-24.08%๐Ÿ‡จ๐Ÿ‡ฆ Canada
BP
BP
โ‚น8.152 T 22.12%๐Ÿ‡ฌ๐Ÿ‡ง UK
Unitil Corporation
UTL
โ‚น77.31 B-98.84%๐Ÿ‡บ๐Ÿ‡ธ USA