Alliant Energy (LNT)
Utilities · Regulated electric and natural gas utilities
A regulated Midwest utility holding company generating and distributing electric and natural gas service to 1.45 million customers across Iowa and Wisconsin while investing in renewable energy and transmission infrastructure.
What Alliant Energy does
Alliant Energy is a regulated investor-owned utility holding company serving approximately 1.01 million electric and 0.44 million natural gas customers across Iowa and Wisconsin through its subsidiaries Interstate Power and Light (IPL) and Wisconsin Power and Light (WPL). The company generates and distributes electricity and natural gas, with additional non-utility holdings including a 16% ownership stake in American Transmission Company (ATC), a 50% interest in a 225 MW wind farm, and supply chain operations. Alliant Energy focuses on providing reliable energy service and building stronger communities in the Midwest.
Themes: ["Regulated utilities","Midwestern energy infrastructure","Renewable energy transition","Transmission and distribution networks","Large load growth / data centers","Decarbonization","Electric vehicle support infrastructure"]
Fundamentals
- Price$75.70 as of 2026-07-09 close
- Market cap$19.6B as of 2026-07-10
- 1-year return+22.7% as of 2026-07-09 close
- P/E23.83 as of 2026-07-10
- Net margin+19.1% as of 2026-07-10
- Gross margin+39.3% as of 2026-07-10
- ROE+11.2% as of 2026-07-10
- Debt / equity1.60 as of 2026-07-10
- Revenue growth (YoY)+9.0% as of 2026-07-10
- Revenue CAGR (3y)+1.2% SEC XBRL
- Beta0.54 as of 2026-07-10
Dividend: yield +2.8%; 5-year non-decreasing per-share dividend streak (SEC XBRL).
Key risks (from latest filing)
["Regulatory risk: Ability to obtain timely and adequate rate relief to recover fuel, operating, capital, and environmental costs, and to earn authorized rates of return in Iowa and Wisconsin utility commissions","Project execution and supply chain risk: Delays or cost overruns in generation and energy storage construction due to material costs, tariffs, labor issues, supply shortages, and permitting challenges, especially for solar and transmission upgrades","Cybersecurity and operational risk: Potential direct or indirect effects from cybersecurity incidents affecting Alliant Energy, its utilities, suppliers, contractors, or partners could disrupt operations and service reliability"]
Competitors & peers
- Xcel Energy (XEL)
- Ameren (AEE)
- WEC Energy Group (WEC)
- CMS Energy (CMS)
- Allegan Consumers (AEC)
Fundamentals: Finnhub, as of 2026-07-10. Filings: SEC EDGAR. Prices are delayed daily-close data.
Last updated 2026-07-09.
Informational only — NOT financial advice. All figures are delayed daily-close data from SEC EDGAR & Finnhub, shown with their as-of date.