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

Alliant Energy has reported Operating Expenses for 17 years, with the latest figure 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.
• The five-year high for Operating Expenses was $899.0 million in Q4 2022, with the low at $641.0 million in Q2 2021.
• Historically, Operating Expenses has averaged $783.3 million across 5 years, with a median of $773.0 million in 2023.
• Annual changes were most pronounced in 2022 — Operating Expenses advanced 16.64% — and 2023, when it dropped 13.46%.
• Alliant Energy's Operating Expenses stood at $795.0 million in 2021, then advanced by 13.08% to $899.0 million in 2022, then decreased by 13.46% to $778.0 million in 2023, then retreated by 2.96% to $755.0 million in 2024, then advanced 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.