Stocks / LNT / Total Debt

Alliant Energy Corporation Total Debt 2008–2025

Alliant Energy Corporation reported $10.95B of total debt (short- plus long-term borrowings) for fiscal 2025. That was 26.2% higher than fiscal 2024. Compared with fiscal 2020, the change was +61.8%.

Latest filed value
$10.95B
One-year change
+26.2%
Change since 2020
+61.8%
Latest period end
2025
Alliant Energy Corporation Total Debt history from 2008 to 2025FY 2008: 0FY 2009: 2404500000FY 2010: 2703400000FY 2011: 2716300000FY 2012: 3149900000FY 2013: 3348400000FY 2014: 3802800000FY 2015: 3870500000FY 2016: 4315600000FY 2017: 4010600000FY 2018: 5246300000FY 2019: 5533000000FY 2020: 6769000000FY 2021: 6735000000FY 2022: 7668000000FY 2023: 8225000000FY 2024: 8677000000FY 2025: 10954000000
Annual filed history. Hover chart points for raw values; the accessible table below is the source of record.
Fiscal yearTotal DebtChange (YoY)
FY 2025$10.95B+26.2%
FY 2024$8.68B+5.5%
FY 2023$8.22B+7.3%
FY 2022$7.67B+13.9%
FY 2021$6.74B-0.5%
FY 2020$6.77B+22.3%
FY 2019$5.53B+5.5%
FY 2018$5.25B+30.8%
FY 2017$4.01B-7.1%
FY 2016$4.32B+11.5%
FY 2015$3.87B+1.8%
FY 2014$3.80B+13.6%
FY 2013$3.35B+6.3%
FY 2012$3.15B+16.0%
FY 2011$2.72B+0.5%
FY 2010$2.70B+12.4%
FY 2009$2.40B
FY 2008$0

Source: Alliant Energy Corporation SEC filings — balance sheet (10-K). Computed deterministically; refreshed nightly (last updated August 2, 2026). Open LNT 10-K filings at SEC EDGAR · Methodology · Download CSV.

How to read this history

Alliant Energy Corporation reported $10.95B of total debt (short- plus long-term borrowings) for fiscal 2025. That was 26.2% higher than fiscal 2024. Compared with fiscal 2020, the change was +61.8%. Values remain missing when the cached filing does not disclose a comparable line item; they are never estimated. Stock splits, reorganizations and fiscal-calendar changes can reduce comparability.

Prepared and reviewed by the stockportfolio.pro research desk. Corrections: support@stockportfolio.pro.

See the full picture for Alliant Energy Corporation

Complete income statement, balance sheet and cash flow with trend on every row, 48 quarters, ratios, health checks, and Ask — the SEC-grounded research assistant.

Open the interactive view — free

Alliant Energy Corporation — frequently asked questions

What is Alliant Energy Corporation's total debt (short- plus long-term borrowings)?

Alliant Energy Corporation (LNT) reported total debt (short- plus long-term borrowings) of $10.95B for fiscal year 2025, per its SEC filings.

Where does this data come from?

Figures are computed from Alliant Energy Corporation's official SEC filings (balance sheet (10-K)), refreshed nightly. Not investment advice.

More LNT financial history

Full LNT fundamentals page → · Analyze total debt (short- plus long-term borrowings) with a free tool → · All 1,500+ companies →