National Grid annual operating margin
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025
National Grid Operating Margin Growth & History (NGG)
National Grid's operating margin was 26.85% for fiscal 2025.
View full National Grid company overviewNational Grid annual operating margin history
| Fiscal year | Period ended | Operating margin | Change (percentage points) |
|---|---|---|---|
| 2025 | 2025-03-31 | 26.85% | +4.30 pp |
| 2024 | 2024-03-31 | 22.54% | +0.02 pp |
| 2023 | 2023-03-31 | 22.53% | −1.17 pp |
| 2022 | 2022-03-31 | 23.69% | +6.12 pp |
| 2021 | 2021-03-31 | 17.57% | +0.51 pp |
| 2020 | 2020-03-31 | 17.06% | −2.16 pp |
| 2019 | 2019-03-31 | 19.22% | −3.69 pp |
| 2018 | 2018-03-31 | 22.90% | +1.57 pp |
| 2017 | 2017-03-31 | 21.34% | −3.07 pp |
| 2016 | 2016-03-31 | 24.41% | — |
National Grid quarterly operating margin
No reported data
| Fiscal quarter | Period ended | Operating margin | Change (percentage points) |
|---|
National Grid operating margin trends
Over the last five reported fiscal years, National Grid's operating margin increased from 17.06% to 26.85%, a change of +9.79 percentage points.
About the metric
What operating margin means
Operating margin measures the percentage of revenue left after operating costs and expenses. It shows how much operating profit a company generates from each dollar of revenue.
Calculation and source
How operating margin is calculated
TickerStat calculates operating margin as SEC-reported operating income divided by SEC-reported revenue for the same fiscal period. Changes are shown in percentage points. Fiscal periods can differ from calendar years, so exact period-end dates are included.
Review National Grid filings at SEC.gov ↗