Nisource Inc. (NI) Net Margin (2009 - 2026)
Nisource's Net Margin was 3.39% in Q2 2026, down 4.58 percentage points from 7.97% a year earlier and down 18.22 percentage points from the prior quarter.
Powered by 
Analysis
Nisource Inc. (NI) Net Margin (2009 - 2026) Analysis & Trends
On a trailing twelve-month basis, Nisource's Net Margin was 7.82% through Jun 30, 2026, down 6.64 percentage points year-over-year; for FY2025, it was 13.99%, up 0.43 percentage points from FY2024.
- Net Margin shows a five-year change of +15.55 percentage points (FY2020 to FY2025).
- In earlier years, Net Margin was 13.56% in FY2024 (+1.54 pp), 12.02% in FY2023 (-0.78 pp), 12.80% in FY2022 (+1.99 pp) and 10.81% in FY2021 (+12.37 pp).
- The Q2 2026 figure marks the lowest quarterly Net Margin since Q3 2020.
- Compared with a year earlier, Net Margin has declined for four straight quarters, with an average year-over-year change of -1.89 percentage points over the last eight quarters.
- The best year-over-year quarter for Net Margin over five years was Q3 2021 (a gain of 25.84 percentage points); the worst was Q4 2025 (a drop of 10.22 percentage points).
- Per Business Quant data, NI's Net Margin in the three quarters before Q2 2026 was 21.61% (Q1 2026), 3.88% (Q4 2025) and 7.44% (Q3 2025).
Peer Set
Peer Comparison
Historic Data
Download Data
Historic Data
| Date | Value |
|---|---|
| Jun 30, 2026 | 3.39% |
| Mar 31, 2026 | 21.61% |
| Dec 31, 2025 | 3.88% |
| Sep 30, 2025 | 7.44% |
| Jun 30, 2025 | 7.97% |
| Mar 31, 2025 | 21.75% |
| Dec 31, 2024 | 14.10% |
| Sep 30, 2024 | 7.96% |
| Jun 30, 2024 | 7.91% |
| Mar 31, 2024 | 20.18% |
| Dec 31, 2023 | 15.86% |
| Sep 30, 2023 | 7.49% |
| Jun 30, 2023 | 3.66% |
| Mar 31, 2023 | 16.24% |
| Dec 31, 2022 | 13.54% |
| Sep 30, 2022 | 4.77% |
| Jun 30, 2022 | 4.50% |
| Mar 31, 2022 | 22.05% |
| Dec 31, 2021 | 10.81% |
| Sep 30, 2021 | 5.15% |
API Access
Nisource Inc. Net Margin 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=net-margin&ticker=NI&period=max&api_key=YOUR_API_KEYimport requests
url = "https://data.businessquant.com/historic"
params = {"slug": "net-margin", "ticker": "NI", "period": "max", "api_key": "YOUR_API_KEY"}
data = requests.get(url, params=params).json()const res = await fetch("https://data.businessquant.com/historic?slug=net-margin&ticker=NI&period=max&api_key=YOUR_API_KEY");
const data = await res.json();