Operating margin · 2011–2025
NiSource operating margin
28.1%+2.1% · FY2025
NiSource (NI) reported 28.1% in operating margin for fiscal 2025, +2.1% year on year.
| Fiscal year | Operating margin | Change | Filing |
|---|---|---|---|
| FY2025 | 28.1% | +2.1% | Derived |
| FY2024 | 27.6% | +13.7% | Derived |
| FY2023 | 24.2% | +9.8% | Derived |
| FY2022 | 22.1% | +3.6% | Derived |
| FY2021 | 21.3% | +72.8% | Derived |
| FY2020 | 12.3% | −30.1% | Derived |
| FY2019 | 17.6% | +605.5% | Derived |
| FY2018 | 2.5% | −86.8% | Derived |
| FY2017 | 18.9% | −2.0% | Derived |
| FY2016 | 19.3% | +12.1% | Derived |
| FY2015 | 17.2% | +14.9% | Derived |
| FY2014 | 15.0% | −0.8% | Derived |
| FY2013 | 15.1% | −27.0% | Derived |
| FY2012 | 20.7% | +31.4% | Derived |
| FY2011 | 15.7% | — | Derived |
Operating margin — Operating margin is operating income divided by revenue. Only companies with at least $1 billion in revenue are ranked here.
Every row links to its own SEC filing · Fiscal year 2025 · Data as of September 25, 2026 · 2011–2025 compound annual growth +4.2%
Calculated from two reported figures, so it has no single filing of its own.
Operating margin at companies of similar size
Cite this page
Ready-made references for the figures on this page, as published on September 25, 2026.
Wikipedia
{{cite web |title=NiSource operating margin |url=https://companiesranked.com/en/company/nisource/operating-margin |website=CompaniesRanked |date=2026-09-25 |language=en}}APA 7
CompaniesRanked. (September 25, 2026). NiSource operating margin. CompaniesRanked. https://companiesranked.com/en/company/nisource/operating-marginBibTeX
@misc{companiesranked-en-company-nisource-operating-margin-2026,
author = {{CompaniesRanked}},
title = {{NiSource operating margin}},
year = {2026},
howpublished = {\url{https://companiesranked.com/en/company/nisource/operating-margin}},
note = {Compiled from SEC EDGAR XBRL filings; data as of 2026-09-25},
urldate = {2026-09-25}
}The figures are rebuilt with every data refresh, so the reference carries the publication date. Add your own access date if your style requires one.