Nisource (NI) Operating Income (2009 - 2026)

Nisource has reported Operating Income for 18 years, with the latest figure at $819.2 million in Q1 2026.

• For the quarter ending Q1 2026, Operating Income rose 7.87% year-over-year to $819.2 million; the trailing twelve-month figure through Mar 2026 stood at $1.9 billion (up 16.16% YoY), and the FY2025 full-year result was $1.8 billion, up 26.09% from the prior year.
• Operating Income for Q1 2026 stood at $819.2 million, up from $515.5 million in the prior quarter.
• The five-year high for Operating Income was $819.2 million in Q1 2026, with the low at $143.3 million in Q2 2022.
• Historically, Operating Income has averaged $392.4 million across 5 years, with a median of $362.6 million in 2023.
• The largest YoY upside for Operating Income was 48.69% in 2023 against a maximum downside of 11.54% in 2023.
• Nisource's Operating Income stood at $365.5 million in 2022, then declined by 0.79% to $362.6 million in 2023, then climbed by 14.95% to $416.8 million in 2024, then gained by 23.68% to $515.5 million in 2025, then soared by 58.91% to $819.2 million in 2026.
• The last three Operating Income figures came in at $819.2 million (Q1 2026), $515.5 million (Q4 2025), and $297.5 million (Q3 2025), per Business Quant data.