National Grid plc (NGG)
NYSE: NGG · Real-Time Price · USD
75.03
+0.78 (1.05%)
At close: Oct 15, 2025, 4:00 PM EDT
75.02
-0.01 (-0.01%)
After-hours: Oct 15, 2025, 7:00 PM EDT
National Grid Market Cap
National Grid has a market cap or net worth of $73.71 billion as of October 15, 2025. Its market cap has increased by 13.58% in one year.
Market Cap
73.71B
Enterprise Value
129.66B
1-Year Change
13.58%
Ranking
Category
Stock Price
$75.03
Market Cap Chart
Since August 5, 1998, National Grid's market cap has increased from $8.79B to $73.71B, an increase of 738.93%. That is a compound annual growth rate of 8.13%.
Market Cap History
| Date | Market Cap | % Change |
|---|---|---|
| Oct 15, 2025 | 73.71B | 26.83% |
| Dec 31, 2024 | 58.11B | 16.92% |
| Dec 29, 2023 | 49.70B | 12.99% |
| Dec 30, 2022 | 43.99B | -15.26% |
| Dec 31, 2021 | 51.91B | 24.85% |
| Dec 31, 2020 | 41.58B | -4.49% |
| Dec 31, 2019 | Upgrade Pro | Upgrade Pro |
| Dec 31, 2018 | Upgrade Pro | Upgrade Pro |
| Dec 29, 2017 | Upgrade Pro | Upgrade Pro |
| Dec 30, 2016 | Upgrade Pro | Upgrade Pro |
| Dec 31, 2015 | Upgrade Pro | Upgrade Pro |
Market Capitalization
Market capitalization, also called net worth, is the total value of all of a company's outstanding shares. It is calculated by multiplying the stock price by the number of shares outstanding.
Formula: Market Cap = Stock Price * Shares Outstanding
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