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Nisource (NI) Interest Expenses (2016 - 2026)

Nisource filings provide 17 years of Interest Expenses readings, the most recent being $187.3 million for Q4 2025.

  • On a quarterly basis, Interest Expenses rose 36.72% to $187.3 million in Q4 2025 year-over-year; TTM through Dec 2025 was $639.0 million, a 23.55% increase, with the full-year FY2025 number at $639.0 million, up 23.55% from a year prior.
  • Interest Expenses hit $187.3 million in Q4 2025 for Nisource, up from $179.8 million in the prior quarter.
  • In the past five years, Interest Expenses ranged from a high of $187.3 million in Q4 2025 to a low of $83.7 million in Q1 2022.
  • Median Interest Expenses over the past 5 years was $113.4 million (2023), compared with a mean of $117.4 million.
  • Biggest five-year swings in Interest Expenses: decreased 12.89% in 2021 and later surged 41.05% in 2023.
  • Nisource's Interest Expenses stood at $87.6 million in 2021, then grew by 16.21% to $101.8 million in 2022, then surged by 38.51% to $141.0 million in 2023, then dropped by 2.84% to $137.0 million in 2024, then soared by 36.72% to $187.3 million in 2025.
  • The last three reported values for Interest Expenses were $187.3 million (Q4 2025), $179.8 million (Q3 2025), and $139.1 million (Q2 2025) per Business Quant data.