Alliant Energy Corporation (LNT) Stock

Alliant Energy Corporation (LNT) is a Utilities stock trading at $67.83 (as of 2026-08-21), with a market capitalization of $17.52B and a trailing P/E of 21.3. Figures are sourced from first-party U.S. SEC EDGAR filings and market data.

Alliant Energy Corporation is a utility holding company providing regulated electricity and natural gas services. Through its Utility Electric Operations, Utility Gas Operations, and Utility Other segments—primarily via Interstate Power and Light Company (IPL) and Wisconsin Power and Light Company (WPL)—it delivers electricity and natural gas to retail customers and sells electricity to wholesale customers in select states, with additional generation and steam services in Iowa.

Understand Alliant Energy Corporation: how it makes money

Alliant Energy Corporation is a utility holding company that provides regulated electricity and natural gas services, earning revenue by generating and distributing electricity and transporting natural gas to retail customers, while also selling electricity to wholesale customers and providing other energy services like steam.

Its profit model is driven by regulated revenue requirements and rate review outcomes across its electric and gas utility operations, which determine how much customer-related revenue it can earn to fund operations.

Revenue by segment (latest quarter)
Electric$0.9B
Gas$0.3B
Other$0.0B

Business quality (Solid): Segments are clear (Electric, Gas, Other), and the provided operating KPI choices align with regulatory, revenue-driven drivers. However, no deeper operational metrics (like volumes or reliability) are provided here.

Valuation: At 23× earnings, LNT trades in line with the Utilities average (22×). Note: one-time items can distort reported P/E.

Bull case

  • Regulated electric and gas businesses: Electric utility and gas utility operations make up the majority of revenues, which can provide a steady revenue base within rate-regulated frameworks.
  • Some geographic and customer mix: The company generates and distributes electricity and distributes and transports natural gas to retail customers in Iowa, and also sells electricity to wholesale customers in Minnesota, Illinois, and Iowa.

Bear case

  • Rate review and revenue requirement changes can shift earnings: The presence of rate review and revenue requirement items (for example, retail electric revenue requirements increase, Wisconsin rate review electric and gas revenue requirements) highlights that regulatory outcomes can affect earnings power.
  • Smaller non-utility contribution: Non-utility revenues are small versus utility revenues, so diversification outside regulated electric and gas operations appears limited based on the provided segment candidates.
Valuation — source: SEC EDGAR (first-party)
Price$67.83
Market Cap$17.52B
P/E Ratio21.3
EV / EBITDA15.4
Price / Book2.36
Price / Sales3.97
Dividend Yield3.0%
FCF Yield-1.5%
DCF Value (model)$103.97
DCF Upside vs Price53.3%
Profitability & Growth — source: SEC EDGAR
Revenue (TTM)$4.36B
Net Margin18.6%
Return on Equity11.1%
Debt / Equity1.54
Current Ratio0.69
Revenue Growth (YoY)5.0%
EPS Growth (YoY)4.8%
FCF Growth (YoY)-108.5%
Financial Health — source: SEC EDGAR
Altman Z-Score1.12 (distress)
Piotroski F-Score6/9 (moderate)
Valuation vs Sector & Industry
Stock P/E21.3
Sector P/E (Utilities)20.8
Industry P/E (Utilities)20.1
vs Sector2.4%
vs Industry6.3%
Smart-Money Activity — SEC Form 4 / 13F / Congressional disclosures
Top Institutional HolderVANGUARD GROUP INC ($2.20B)
Institutional Holders Tracked10
Congressional Trades (recent)4
Company
SectorUtilities
IndustryUtilities
CEOLisa Barton
Employees2,998
CountryUS
IPO Date1988-01-05

Related Companies (Business model: Regulated Utility (Electric / Gas); 8 closest by market cap; US-domiciled)

  • Exelon Corporation (EXC)
  • Consolidated Edison, Inc. (ED)
  • Public Service Enterprise Group Incorporated (PEG)
  • WEC Energy Group, Inc. (WEC)
  • Ameren Corporation (AEE)
  • CMS Energy Corporation (CMS)
  • NiSource Inc. (NI)
  • Evergy, Inc. (EVRG)
LNT earnings history · LNT institutional & insider holders · LNT KPIs & operating metrics · LNT financials · LNT investor presentations & press releases · LNT SEC filings · LNT peers · Congress trades · Insider trades · Short interest · Stock screener

Data as of 2026-08-21.

Figures sourced from U.S. Securities and Exchange Commission (SEC EDGAR) filings and market data. Not personalized investment advice.