Alliant Energy (LNT) Operating Expenses (2009 - 2025)

Alliant Energy (LNT) has 17 years of Operating Expenses data on file, last reported at $867.0 million in Q4 2025.

• For the quarter ending Q4 2025, Operating Expenses rose 14.83% year-over-year to $867.0 million; the trailing twelve-month figure through Dec 2025 stood at $3.3 billion (up 7.78% YoY), and the FY2025 full-year result was $3.3 billion, up 7.82% from the prior year.
• Operating Expenses for Q4 2025 stood at $867.0 million, up from $861.0 million in the prior quarter.
• Across five years, Operating Expenses topped out at $899.0 million in Q4 2022 and bottomed at $641.0 million in Q2 2021.
• The 5-year median for Operating Expenses is $773.0 million (2023), against an average of $783.3 million.
• The widest annual swing landed in 2022, when Operating Expenses advanced 16.64%; it then dropped 13.46% in 2023.
• A 5-year view of Operating Expenses shows it stood at $795.0 million in 2021, then climbed by 13.08% to $899.0 million in 2022, then slipped by 13.46% to $778.0 million in 2023, then decreased by 2.96% to $755.0 million in 2024, then climbed by 14.83% to $867.0 million in 2025.
• The last three Operating Expenses figures came in at $867.0 million (Q4 2025), $861.0 million (Q3 2025), and $738.0 million (Q2 2025), per Business Quant data.

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