Ticker League

FCF Margin for Alliant Energy (LNT)

As of · Reported

Metric

TTM

-23.2%

YoY change

−2.94pp

Trough year (2018)

-31.3%

Peak year (1995)

8.7%

FCF Margin history chart for Alliant Energy (LNT) from 1994 to 2025

Latest: -30.1%

FCF Margin change chart for Alliant Energy (LNT) from 1994 to 2025

Latest: −2.94pp

FCF Margin history table for Alliant Energy (LNT) from 1994 to 2025

  • 2025-30.1%-2.94pp
  • 2024-27.2%-2.67pp
  • 2023-24.5%-0.78pp
  • 2022-23.7%-7.73pp
  • 2021-16.0%+9.32pp
  • 2020-25.3%+1.53pp
  • 2019-26.9%+4.44pp
  • 2018-31.3%-17.00pp
  • 2017-14.3%-4.14pp
  • 2016-10.2%-5.14pp
  • 2015-5.0%-4.68pp
  • 2014-0.3%+1.72pp
  • 2013-2.1%+8.19pp
  • 2012-10.2%-11.04pp
  • 20110.8%-2.65pp
  • 20103.5%+19.37pp
  • 2009-15.9%-0.72pp
  • 2008-15.2%-16.56pp
  • 20071.4%+0.96pp
  • 20060.4%+0.35pp
  • 20050.1%+4.88pp
  • 2004-4.8%+7.22pp
  • 2003-12.0%-7.71pp
  • 2002-4.3%+7.85pp
  • 2001-12.2%+14.21pp
  • 2000-26.4%-23.86pp
  • 1999-2.5%-7.01pp
  • 19984.5%-1.39pp
  • 19975.9%+0.61pp
  • 19965.3%-3.43pp
  • 19958.7%+3.37pp
  • 19945.3%—

FCF Margin values are taken from Alliant Energy's reported income statements (quarterly 10-Q and annual 10-K filings with the U.S. Securities and Exchange Commission). Each row shows the period end date and the filing date. YoY compares each figure to the same period one year earlier. Amounts are in USD as filed.

About FCF Margin at Alliant Energy (LNT)

According to Alliant Energy's latest reported financial statements, the company's latest reported free cash flow margin is -23.2%. Free cash flow margin is free cash flow divided by revenue — the share of each sales dollar that converts into cash after capital expenditures. Because free cash flow cannot be inflated by non-cash accounting, FCF margin is a clean read on how efficiently a business turns revenue into deployable cash.

Headline figure above is from the reporting period ending (reported ). Chart and table below cover the full reported history back to .

As of the 2025 fiscal year, Alliant Energy (LNT) reported free cash flow margin of -30.12% – contracted 2.9 percentage points year-over-year.

8.71% stands as the all-time-high annual free cash flow margin, posted in 1995, against a low of -31.30% during 2018.

Alliant Energy FCF Margin by Year

Alliant Energy FCF Margin 2025: -30.1%

Alliant Energy free cash flow margin in 2025 was -30.12%, contracted 2.9 percentage points from 2024.

Alliant Energy FCF Margin 2024: -27.2%

2024's free cash flow margin for Alliant Energy came in at -27.18%, contracted 2.7 percentage points from 2023.

Alliant Energy FCF Margin 2023: -24.5%

Alliant Energy posted free cash flow margin of -24.51% in 2023, contracted 0.8 percentage points from 2022.

Alliant Energy FCF Margin 2022: -23.7%

In 2022, Alliant Energy reported free cash flow margin of -23.73%, contracted 7.7 percentage points from 2021.

Alliant Energy FCF Margin 2021: -16.0%

Alliant Energy free cash flow margin in 2021 was -16.00%.

See more financial history for Alliant Energy (LNT).

Sector peers by FCF Margin

Utilities peers of Alliant Energy (LNT), ranked by their latest free cash flow margin

Frequently asked questions

Alliant Energy (LNT) Key Financials

Charts, filings, and peer comparison for every metric

Explore more

Deep-dives across the income statement, cash flow, capital return, and valuation

Overview