Fundamentals · 2026-09-09S&P 500ANNUAL BASIS

Alliant Energy

LNT stock analysis · Utilities · Electric Utilities

FY 2025-12-31ANNUAL FILINGS
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ⓘ These are research estimates based on annual filings. Valuation uses a cash-flow proxy and explicit assumptions; prices are not live. Published valuations use annual periods first filed by the price date, with later restatements retained.
Reference share price · USD
$76.29HISTORICAL SNAPSHOT

As of · fund-implied per-share value

Fund holding value ÷ shares held. Not a live quote; not adjusted for later stock splits.

View SEC fund filing ↗
Estimated issuer market cap
$19.7B

Price × SEC outstanding shares. Shares measured 2026-03-31. Approximate; share and price dates can differ.

View share-count filing ↗
Valuation

DCF value

— Requires positive annual FCF, usable shares and discount rate above terminal growth.

Requires positive annual FCF, usable shares and discount rate above terminal growth.

How this is calculated ↗
Valuation

Reverse DCF

— No solution in −50% to +100% growth, or nonpositive FCF / invalid assumptions.

No solution in −50% to +100% growth, or nonpositive FCF / invalid assumptions.

How this is calculated ↗
Valuation

Relative valuation

-4.5%

14 industry peers · median 23.2×

How this is calculated ↗
Valuation

Historical multiples

23.1×

7 annual observations · snapshot P/E 24.3× · 5.2% versus history

How this is calculated ↗
Valuation

Free cash flow yield

-6.7%

Annual basis · read assumptions below

How this is calculated ↗
Quality

ROIC / quality

4.6%

Normalized tax · financing-capital proxy · parent-equity fallback (scope limitation) · short-term borrowing coverage incomplete

How this is calculated ↗
Valuation

Value composite

27/100

Annual basis · read assumptions below

How this is calculated ↗
Momentum

12–1 price momentum

— Split and corporate-action verification is incomplete for these fund observations. Verified adjusted endpoints are required for 12–1 momentum.

Split and corporate-action verification is incomplete for these fund observations. Verified adjusted endpoints are required for 12–1 momentum.

How this is calculated ↗
Investment

Asset growth

10.0%

Annual basis · read assumptions below

How this is calculated ↗
Investment

Net payout yield

— Requires reported dividends, repurchases and issuance; missing values are not zero.

Requires reported dividends, repurchases and issuance; missing values are not zero.

How this is calculated ↗
Quality

Accrual quality

-1.5%

Parent-earnings fallback versus consolidated cash flow · scope limitation

How this is calculated ↗
Momentum

Fundamental momentum

2.8%

Annual basis · read assumptions below

How this is calculated ↗

Follow the cash

ANNUAL · USD

Operating cash flow and reinvestment over time

USD · bar maximum 2.5B2020-12-31: cfo $501,000,000.002020-12-31: capex $1,366,000,000.0020202021-12-31: cfo $582,000,000.002021-12-31: capex $1,169,000,000.0020212022-12-31: cfo $486,000,000.002022-12-31: capex $1,484,000,000.0020222023-12-31: cfo $867,000,000.002023-12-31: capex $1,854,000,000.0020232024-12-31: cfo $1,167,000,000.002024-12-31: capex $2,249,000,000.0020242025-12-31: cfo $1,169,000,000.002025-12-31: capex $2,483,000,000.002025
Operating cash flowCapital expenditure

Annual USD. Negative bars use a compressed lower scale. Hover or inspect the financial history table for exact values.

Make the assumptions yours

Personal inputs stay in this browser. Blank fields retain published inputs. Five-year forecast; zero net borrowing. Required return must exceed terminal growth.

How sensitive is the valuation?

DCF per-share sensitivity · includes reviewed preferred and minority-owner claims · rows: required return · columns: growth
Return / Growth3.0%5.0%7.0%
8.0%———
10.0%———
12.0%———

Annual financial history

Open SEC filings ↗
Fiscal year-endRevenueNet incomeOperating cash flowCapital expenditureAssets
2025-12-314.4B810M1.2B2.5B25B
2024-12-314B690M1.2B2.2B22.7B
2023-12-314B703M867M1.9B21.2B
2022-12-314.2B686M486M1.5B20.2B
2021-12-313.7B674M582M1.2B18.6B
2020-12-313.4B624M501M1.4B17.7B
2019-12-313.6B567M660M1.6B16.7B
2018-12-313.5B522M528M1.6B15.4B

USD, abbreviated. Restated annual history; not a point-in-time backtest. Missing values appear as dashes.

Trace the inputs

MODEL ANNUAL PERIOD
InputValueSEC tag / sourceFiled
revenue4.4BRevenueFromContractWithCustomerExcludingAssessedTax2026-02-20
netIncome810MNetIncomeLoss
Parent-attributable fallback: a verified consolidated total is unavailable in the supported tags. Noncontrolling interests have not been assumed to be zero; this may differ in scope from consolidated cash flow or operating income.
2026-02-20
Parent/common earnings proxy810MNetIncomeLossAvailableToCommonStockholdersBasic2026-02-20
cfo1.2BNetCashProvidedByUsedInOperatingActivities2026-02-20
capex2.5BPaymentsToAcquireOtherPropertyPlantAndEquipment + PaymentsToAcquireOtherProductiveAssets
Reviewed 2023–2025 Alliant consolidated construction and acquisition expenditures: utility business plus other. Both reported lines are required; subsidiary statements are not added again.
2026-02-20
operatingIncome1BOperatingIncomeLoss2026-02-20
assets25BAssets2026-02-20
equity7.3BStockholdersEquity
Parent-attributable fallback: a verified consolidated total is unavailable in the supported tags. Noncontrolling interests have not been assumed to be zero; this may differ in scope from consolidated cash flow or operating income.
2026-02-20
Parent book equity proxy7.3BStockholdersEquity2026-02-20
debt12BLongTermDebtCurrent + LongTermDebtNoncurrent2026-02-20
shortDebt—Not reported under a supported tag—
cash556MCashAndCashEquivalentsAtCarryingValue2026-02-20
shares257.8MWeightedAverageNumberOfDilutedSharesOutstanding2026-02-20
dividends521MPaymentsOfDividendsCommonStock2026-02-20
buybacks—Not reported under a supported tag—
issuance23MProceedsFromIssuanceOfCommonStock2026-02-20