Other Income & Expense
Interest Expense
NiSource Interest Expense increased by 2.3% to $191.6M in Q1 2026 compared to the prior quarter. Year-over-year, this metric grew by 44.3%, from $132.8M to $191.6M. Over 4 years (FY 2021 to FY 2025), Interest Expense shows an upward trend with a 17.0% CAGR. This is a positive signal — lower values indicate better performance for this metric.
Analysis
StatementIncome Statement
SectionOther Income & Expense
CategoryLeverage
SignalLower is better
VolatilityStable
First reportedQ1 2013
Last reportedQ1 2026May 6, 2026
How to read this metric
An increase may signal higher debt levels or rising interest rates, potentially pressuring net income, while a decrease suggests debt reduction or refinancing at better rates.
Detailed definition
The total cost incurred by the company for borrowed funds, including interest on long-term debt, bonds, and other credit...
Peer comparison
Common across all capital-intensive industries; varies significantly based on debt-to-equity ratios.
Metric ID:
interest_expenseHistorical Data
20 periods
| Q2 '21 | Q3 '21 | Q4 '21 | Q1 '22 | Q2 '22 | Q3 '22 | Q4 '22 | Q1 '23 | Q2 '23 | Q3 '23 | Q4 '23 | Q1 '24 | Q2 '24 | Q3 '24 | Q4 '24 | Q1 '25 | Q2 '25 | Q3 '25 | Q4 '25 | Q1 '26 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Value | $84.5M | $84.4M | $87.6M | $83.7M | $84.5M | $91.6M | $101.8M | $108.9M | $110.5M | $129.2M | $141M | $116.3M | $129.3M | $134.6M | $137M | $132.8M | $139.1M | $179.8M | $187.3M | $191.6M |
| QoQ Change | — | -0.1% | +3.8% | -4.5% | +1.0% | +8.4% | +11.1% | +7.0% | +1.5% | +16.9% | +9.1% | -17.5% | +11.2% | +4.1% | +1.8% | -3.1% | +4.7% | +29.3% | +4.2% | +2.3% |
| YoY Change | — | — | — | — | +0.0% | +8.5% | +16.2% | +30.1% | +30.8% | +41.0% | +38.5% | +6.8% | +17.0% | +4.2% | -2.8% | +14.2% | +7.6% | +33.6% | +36.7% | +44.3% |
Range$83.7M – $191.6M
CAGR+18.8%
Avg YoY Growth+20.4%
Median YoY Growth+16.6%
Current Streak4 quarters growth
Interest Expense at Other Companies
Frequently Asked Questions
- What is NiSource's interest expense?
- NiSource (NI) reported interest expense of $191.6M in Q1 2026.
- How has NiSource's interest expense changed year-over-year?
- NiSource's interest expense increased by 44.3% year-over-year, from $132.8M to $191.6M.
- What is the long-term trend for NiSource's interest expense?
- Over 4 years (2021 to 2025), NiSource's interest expense has grown at a 17.0% compound annual growth rate (CAGR), from $341.1M to $639M.
- What does interest expense mean?
- The cost of borrowing money to fund operations or capital projects.