National Grid (NGG) Debt Ratio (2009 - 2026)
National Grid's (NGG) Debt Ratio came in at 0.43 for fiscal Q4 2026 (quarter ended Mar 31, 2026), down 3.0% from 0.45 a year earlier.
Powered by 
Analysis
National Grid (NGG) Debt Ratio (2009 - 2026) Analysis & Trends
Since fiscal Q4 2009, National Grid has reported Debt Ratio for 18 quarters.
- In prior fiscal years, National Grid's Debt Ratio was -0.04 in FY2025, -0.05 in FY2024, -0.03 in FY2023 and -0.13 in FY2022.
- The fiscal Q4 2026 figure stands as the lowest quarterly Debt Ratio since fiscal Q4 2015.
Peer Set
Peer Comparison
| # | Company | Market Cap | Enterprise Value | Gross Profit (Qtr) | Debt Ratio (Qtr) |
|---|---|---|---|---|---|
| 1 | Nextera Energy | 176.98 Bn | 163.72 Bn | - | 0.45 |
| 2 | Southern | 107.12 Bn | 98.18 Bn | 5.92 Bn | 0.47 |
| 3 | Duke Energy | 99.06 Bn | 99.06 Bn | - | - |
| 4 | National Grid | 82.54 Bn | 54.83 Bn | - | 0.43 |
| 5 | American Electric Power | 70.79 Bn | 67.97 Bn | 3.84 Bn | 0.43 |
| 6 | Dominion Energy | 59.48 Bn | 57.47 Bn | - | 0.44 |
| 7 | Sempra | 56.11 Bn | 55.23 Bn | 2.89 Bn | 0.32 |
| 8 | Entergy | 50.25 Bn | 39.38 Bn | - | 0.44 |
| 9 | Xcel Energy | 49.67 Bn | 43.14 Bn | - | 0.45 |
| 10 | Exelon | 47.36 Bn | 42.68 Bn | - | 0.43 |
Historic Data
Download Data
Historic Data
| Date | Value |
|---|---|
| Mar 31, 2026 | 0.43 |
| Sep 30, 2025 | 0.44 |
| Mar 31, 2025 | 0.45 |
| Sep 30, 2024 | 0.44 |
| Mar 31, 2024 | 0.48 |
| Sep 30, 2023 | 0.48 |
| Mar 31, 2023 | 0.46 |
| Sep 30, 2022 | 0.48 |
| Mar 31, 2022 | 0.48 |
| Mar 31, 2021 | 0.46 |
| Mar 31, 2020 | 0.52 |
| Mar 31, 2019 | 0.49 |
| Sep 30, 2018 | 0.74 |
| Mar 31, 2018 | 0.45 |
| Sep 30, 2017 | -0.07 |
| Mar 31, 2017 | 0.43 |
| Dec 31, 2016 | -0.06 |
| Sep 30, 2016 | -47.49 |
| Mar 31, 2016 | 0.48 |
| Dec 31, 2015 | -0.05 |
API Access
National Grid Debt Ratio 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=debt-ratio&ticker=NGG&period=max&api_key=YOUR_API_KEYimport requests
url = "https://data.businessquant.com/historic"
params = {"slug": "debt-ratio", "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=debt-ratio&ticker=NGG&period=max&api_key=YOUR_API_KEY");
const data = await res.json();