National Grid (NGG) Invested Capital (2009 - 2026)
National Grid (NGG) posted Invested Capital of $52.7 billion for Q1 2026, up 5.88% on a QoQ basis from $49.7 billion in Q3 2025, and up 11.66% year-over-year from $47.2 billion in Q1 2025.
National Grid (NGG) Invested Capital (2009 - 2026) Analysis & Trends
National Grid has reported Invested Capital for 18 years, with the latest figure at $52.7 billion in Q1 2026.
- On a quarterly basis, Invested Capital rose 11.66% year-over-year to $52.7 billion in Q1 2026; TTM through Mar 2026 was $52.7 billion, a 11.66% increase from a year earlier, with the FY2026 full-year figure at $52.7 billion, up 11.66% from the prior year.
- Invested Capital was $52.7 billion for Q1 2026 at National Grid, up from $49.7 billion in the prior quarter.
- The five-year high for Invested Capital was $52.7 billion in Q1 2026, with the low at $13.6 billion in Q4 2022.
- Average Invested Capital over 5 years is $36.8 billion, with a median of $35.7 billion recorded in 2023.
- The sharpest annual moves came in 2022 and 2023: Invested Capital slumped 36.88% in 2022, then surged 140.87% in 2023.
- Over 5 years, Invested Capital stood at $13.6 billion in 2022, then soared by 140.87% to $32.7 billion in 2023, then dropped by 3.2% to $31.7 billion in 2024, then jumped by 56.9% to $49.7 billion in 2025, then increased by 5.88% to $52.7 billion in 2026.
- The last three Invested Capital figures came in at $52.7 billion (Q1 2026), $49.7 billion (Q3 2025), and $42.6 billion (Q2 2025), per Business Quant data.
Peer Comparison
| # | Company | Market Cap | Enterprise Value | Gross Profit (Qtr) | Invested Cap. (Qtr) |
|---|---|---|---|---|---|
| 1 | Enel Chile | 306.41 Bn | 306.41 Bn | 890.00 Mn | - |
| 2 | National Grid | 79.91 Bn | 76.14 Bn | - | 52.66 Bn |
| 3 | Dominion Energy | 54.94 Bn | 58.84 Bn | 3.50 Bn | 86.84 Bn |
| 4 | Xcel Energy | 44.99 Bn | 42.98 Bn | 3.12 Bn | 66.02 Bn |
| 5 | Wec Energy | 33.53 Bn | 33.88 Bn | 1.45 Bn | 37.22 Bn |
| 6 | Ameren | 28.13 Bn | 28.25 Bn | - | 35.62 Bn |
| 7 | Fortis | 27.32 Bn | 28.61 Bn | 1.60 Bn | 45.87 Bn |
| 8 | American Water Works Company | 26.60 Bn | 26.40 Bn | 874.00 Mn | 25.71 Bn |
| 9 | Atmos Energy | 26.60 Bn | 26.07 Bn | - | 25.07 Bn |
| 10 | Firstenergy | 25.89 Bn | 27.19 Bn | 2.51 Bn | 44.28 Bn |
Historic Data
| Date | Value |
|---|---|
| Mar 31, 2026 | 52.66 Bn |
| Sep 30, 2025 | 49.74 Bn |
| May 15, 2025 | 42.60 Bn |
| Mar 31, 2025 | 47.16 Bn |
| Dec 31, 2024 | 31.70 Bn |
| Sep 30, 2024 | 46.06 Bn |
| May 23, 2024 | 31.16 Bn |
| Mar 31, 2024 | 37.49 Bn |
| Dec 31, 2023 | 32.75 Bn |
| Sep 30, 2023 | 36.71 Bn |
| May 18, 2023 | 32.48 Bn |
| Mar 31, 2023 | 35.66 Bn |
| Dec 31, 2022 | 13.60 Bn |
| Sep 30, 2022 | 29.94 Bn |
| Mar 31, 2022 | 31.82 Bn |
| Dec 31, 2021 | 21.54 Bn |
| Jun 14, 2021 | 14.85 Bn |
| Mar 31, 2021 | 27.19 Bn |
| Mar 31, 2020 | 24.88 Bn |
| Mar 31, 2019 | 25.02 Bn |
National Grid Invested Capital API
Pull this series into your own models, spreadsheets and apps with the Business Quant
Historical Metrics API. The request below matches the chart above — change the
frequency, period or values and it follows. Swap YOUR_API_KEY for your own key.
https://data.businessquant.com/historic?slug=invested-capital&ticker=NGG&period=max&api_key=YOUR_API_KEY
import requests
url = "https://data.businessquant.com/historic"
params = {"slug": "invested-capital", "ticker": "NGG", "period": "max", "api_key": "YOUR_API_KEY"}
data = requests.get(url, params=params).json()
const res = await fetch("https://data.businessquant.com/historic?slug=invested-capital&ticker=NGG&period=max&api_key=YOUR_API_KEY");
const data = await res.json();