Update date
31 Dec 2025
Shareable Research Card
This metric view shows HRNNF - Hydro One Ltd operating margin history from SEC company facts.
Use it to verify the latest reported value, compare nearby periods, and jump to a cross-company ranking when a curated insight exists.
Based on company facts extracted from SEC 10-Q/10-K XBRL filings where available. Values may differ by reporting period and company taxonomy.
Return Loop
This metric history becomes more useful after the next quarterly or annual filing because the latest reported value, period, and company comparison context can all change.
Metric freshness comes from the latest SEC company fact available for this taxonomy tag and the paired company facts page.
Latest update
Latest reported operating margin: 25%. Open the source-backed page to compare this metric with the newest filing-backed context.
Update date
31 Dec 2025
Page type
Metric history
Latest period
2025
SEC-backed company facts were refreshed from filings filed on 13 Feb 2026.
Benchmark Context
Hydro One Ltd sits in the upper half of the current operating margin sample.
Compared with
Compared with 17 companies reporting operating margin in %. This keeps the comparison on the same metric and unit family.
Why this is notable
This is about 1.1x the current sample midpoint. Operating Margin is up about 6.8% versus the comparable prior period.
Peer comparisons use the same metric and compatible units only. Latest reported periods may differ across companies, so open each company page before drawing conclusions.
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Financial Metric Page
Latest period: 2025. Period end: 31 Dec 2025. Units: %. Frequency: annual.
The operating margin measures the profit a company makes on a dollar of sales after accounting for the direct costs involved in earning those revenues.
Source: SEC Company Facts
Based on company facts extracted from SEC 10-Q/10-K XBRL filings where available. Reporting periods may differ by company.
Direct filing link is shown only when a matched SEC filing document is available for this metric context.
Compare latest available Operating Margin levels across SEC-reporting companies, then open each company metric page for SEC-backed verification. Reporting periods may differ by company.
Hydro One Ltd appears at rank #6 in the latest comparison sample.
| Rank | Company | Latest value | Reported period | Next step |
|---|---|---|---|---|
| 1 | GRANITE REAL ESTATE INVESTMENT TRUST (grpun) | 47% | Year - 31 Dec 2012 | Open GRANITE REAL ESTATE INVESTMENT TRUST Operating Margin |
| 2 | CANADIAN NATIONAL RAILWAY CO (cni) | 40% | Year - 31 Dec 2017 | Open CANADIAN NATIONAL RAILWAY CO Operating Margin |
| 3 | CANADIAN PACIFIC KANSAS CITY LTD/CN (cp) | 37% | Quarter - 31 Dec 2025 | Open CANADIAN PACIFIC KANSAS CITY LTD/CN Operating Margin |
| 4 | Fortis Inc. (fts) | 29% | Year - 31 Dec 2025 | Open Fortis Inc. Operating Margin |
| 5 | HYDRO ONE INC | 25% | Year - 31 Dec 2025 | Open HYDRO ONE INC Operating Margin |
| 6 | Hydro One Ltd (hrnnf) | 25% | Year - 31 Dec 2025 | Open Hydro One Ltd Operating Margin |
Compare periods with the same frequency first, then use YoY and TTM series to confirm whether changes are structural or one-off.
| Period | Value | YoY Chg | Change % | Start Date | End Date |
|---|---|---|---|---|---|
| 2025 | 25% | +1.6% | +6.8% | 01 Jan 2025 | 31 Dec 2025 |
| 2024 | 23% | -0.3% | -1.3% | 01 Jan 2024 | 31 Dec 2024 |
| 2023 | 23% | -0.06% | -0.27% | 01 Jan 2023 | 31 Dec 2023 |
| 2022 | 24% | +1.2% | +5.5% | 01 Jan 2022 | 31 Dec 2022 |
| 2021 | 22% | +2% | +9.8% | 01 Jan 2021 | 31 Dec 2021 |
| 2020 | 20% | +0.11% | +0.56% | 01 Jan 2020 | 31 Dec 2020 |
| 2019 | 20% | 01 Jan 2019 | 31 Dec 2019 |