Alliant Energy (LNT) Long-Term Debt Issuances (2009 - 2025)

Alliant Energy has reported Long-Term Debt Issuances for 15 years, with the latest figure at $296.0 million in Q4 2025.

• For the quarter ending Q4 2025, Long-Term Debt Issuances changed N/A year-over-year to $296.0 million; the trailing twelve-month figure through Dec 2025 stood at $2.5 billion (up 53.13% YoY), and the FY2025 full-year result was $2.5 billion, up 53.13% from the prior year.
• Long-Term Debt Issuances for Q4 2025 stood at $296.0 million, down from $1.0 billion in the prior quarter.
• The five-year high for Long-Term Debt Issuances was $1.2 billion in Q2 2025, with the low at $100.0 million in Q4 2022.
• Historically, Long-Term Debt Issuances has averaged $534.0 million across 5 years, with a median of $480.0 million in 2022.
• Annual changes were most pronounced in 2022 — Long-Term Debt Issuances slumped 66.67% — and 2025, when it jumped 212.37%.
• Alliant Energy's Long-Term Debt Issuances stood at $300.0 million in 2021, then slumped by 66.67% to $100.0 million in 2022, then soared by 197.0% to $297.0 million in 2023, then soared by 116.84% to $644.0 million in 2024, then tumbled by 54.04% to $296.0 million in 2025.
• The last three Long-Term Debt Issuances figures came in at $296.0 million (Q4 2025), $1.0 billion (Q3 2025), and $1.2 billion (Q2 2025), per Business Quant data.