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NASDAQ: LNT

Alliant Energy Corporation

Utilities | Regulated Electric

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EPS (TTM)$3.18

Alliant Energy Corporation (NASDAQ: LNT) is a regulated electric utility. Figures from SEC EDGAR; updated 2026-10-19 15:46 UTC.

What Alliant Energy Corporation does

Alliant Energy is a regulated utility holding company headquartered in Madison, Wisconsin that provides electric and natural gas service through two main subsidiaries: IPL, which operates in Iowa, and WPL, which operates in Wisconsin. IPL supplies service to approximately 505,000 electric and 230,000 natural gas retail customers in Iowa, while WPL serves approximately 505,000 electric and 205,000 natural gas retail customers in Wisconsin. Both subsidiaries also sell electricity to wholesale customers in their respective regions.

Summarized from Alliant Energy Corporation’s SEC filings · AI-generated analysis. Not investment advice. May contain errors. · Read the filing ↗

Key facts

Valuation
EPS (TTM)$3.18
Return on equity11.04%
Debt/equity1.54

Revenue, margins & earnings

FY2021 Net income: $674MFY2021 Taxes & interest: $121MFY2021 Operating costs: $2.87B$3.67BFY2021FY2022 Net income: $686MFY2022 Taxes & interest: $242MFY2022 Operating costs: $3.28B$4.21BFY2022FY2023 Net income: $703MFY2023 Taxes & interest: $240MFY2023 Operating costs: $3.08B$4.03BFY2023FY2024 Net income: $690MFY2024 Taxes & interest: $196MFY2024 Operating costs: $3.10B$3.98BFY2024FY2025 Net income: $810MFY2025 Taxes & interest: $215MFY2025 Operating costs: $3.34B$4.36BFY2025
  • Net income
  • Taxes & interest
  • Operating costs
Annual revenue; bands show net, operating margins · Open in Platform →

SEC Filings

SEC EDGAR ↗
Recent Insider Activity (last 90 days)
Source: SEC EDGAR · Filed 2026-10-14
  • 2026-10-14DirectorDeferred Common Stock UnitsAward1,157$76.3K
  • 2026-10-14DirectorDeferred Common Stock UnitsAward863$56.9K
  • 2026-10-14DirectorDeferred Common Stock UnitsAward926$61.0K
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Recent 8-K Events (parsed from SEC filings)All events →
Source: SEC EDGAR 8-K filings · Interpretation: Oxford Ledge parser · Confidence-filtered ≥ 0.50

Company news

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Questions this page answers

What does Alliant Energy Corporation do?

Alliant Energy is a regulated utility holding company headquartered in Madison, Wisconsin that provides electric and natural gas service through two main subsidiaries: IPL, which operates in Iowa, and WPL, which operates in Wisconsin.

When did LNT last file with the SEC?

Alliant Energy Corporation's most recent SEC filing on record is a 8-K filed 2026-05-21. All filings link to their SEC EDGAR originals above.

Where does this data come from?

SEC EDGAR filings, with the company profile (sector, industry, exchange) from public data providers, fetched 2026-10-19 15:46 UTC. This page is also available as JSON at /api/data?ticker=LNT and is emitted with FAQPage structured data for machine reading.

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