Nisource (NI) Other Operating Expenses (2009 - 2025)
Nisource (NI) recorded Other Operating Expenses of $671.3 million in Q3 2026, up 0.4% from $668.7 million a year earlier but down 10.7% from the prior quarter.
Powered by 
Analysis
Nisource (NI) Other Operating Expenses (2009 - 2025) Analysis & Trends
On a TTM basis, Nisource's Other Operating Expenses came in at $3.75 billion as of Sep 30, 2026, up 8.4% year-over-year; for FY2025, it was $3.64 billion, up 23.1% from FY2024.
- Annual Other Operating Expenses has a five-year compound annual growth rate of 3.7% (FY2020 to FY2025).
- Across earlier years, Other Operating Expenses came in at $2.96 billion in FY2024 (-10.5%), $3.3 billion in FY2023 (-12.3%), $3.76 billion in FY2022 (+19.7%) and $3.14 billion in FY2021 (+3.6%).
- Quarterly Other Operating Expenses has ranged from $583.5 million in Q3 2023 to $1.26 billion in Q1 2026 over the past five years.
- On a year-over-year basis, Other Operating Expenses has increased for nine consecutive quarters, with growth averaging 13.9% over the last eight quarters.
- Peak year-over-year performance for Other Operating Expenses in the last five years was growth of 32.3% in Q1 2025, against a decline of 28.6% in Q4 2023 at the low end.
- Per Business Quant, the preceding three quarters came in at $752.1 million (Q2 2026), $1.26 billion (Q1 2026) and $1.07 billion (Q4 2025).
Peer Set
Peer Comparison
| # | Company | Market Cap | Enterprise Value | Gross Profit (Qtr) |
|---|---|---|---|---|
| 1 | Wisconsin Electric Power | 99,216.00 Bn | 99,215.99 Bn | 911.30 Mn |
| 2 | Enel Chile | 301.57 Bn | 301.57 Bn | 1.33 Bn |
| 3 | Nextera Energy | 180.93 Bn | 179.04 Bn | - |
| 4 | Southern | 109.04 Bn | 101.70 Bn | 7.31 Bn |
| 5 | Duke Energy | 100.59 Bn | 99.24 Bn | 6.37 Bn |
| 6 | National Grid | 86.94 Bn | 59.27 Bn | - |
| 7 | American Electric Power | 69.61 Bn | 68.67 Bn | 4.75 Bn |
| 8 | Entergy | 53.37 Bn | 42.94 Bn | - |
| 9 | Sempra | 51.29 Bn | 84.11 Bn | - |
| 10 | Nisource | 21.72 Bn | 23.31 Bn | 1.14 Bn |
Historic Data
Download Data
Historic Data
| Date | Value |
|---|---|
| Jun 30, 2025 | 1.20 Mn |
| Dec 31, 2024 | 5.00 Mn |
| Jun 30, 2024 | 4.50 Mn |
| Dec 31, 2023 | 3.40 Mn |
| Mar 31, 2022 | -105.00 Mn |
| Sep 30, 2021 | -1.10 Mn |
| Mar 31, 2021 | 8.10 Mn |
| Dec 31, 2020 | 10.80 Mn |
| Sep 30, 2020 | 35.90 Mn |
| Mar 31, 2020 | 280.10 Mn |
| Dec 31, 2019 | 414.60 Mn |
| Dec 31, 2017 | 5.60 Mn |
| Dec 31, 2016 | 949.00 Mn |
| Sep 30, 2016 | -218.30 Mn |
| Jun 30, 2016 | -235.10 Mn |
| Mar 31, 2016 | -496.60 Mn |
| Dec 31, 2015 | 1.31 Bn |
| Sep 30, 2015 | -208.00 Mn |
| Jun 30, 2015 | -250.20 Mn |
| Mar 31, 2015 | -847.90 Mn |
API Access
Nisource Other Operating Expenses 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=other-operating-expenses&ticker=NI&period=max&api_key=YOUR_API_KEYimport requests
url = "https://data.businessquant.com/historic"
params = {"slug": "other-operating-expenses", "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=other-operating-expenses&ticker=NI&period=max&api_key=YOUR_API_KEY");
const data = await res.json();