Alliant Energy Corp (LNT) fair value: what the stock is really worth
As of Nov 5, 2026: fair value (intrinsic value) of Alliant Energy Corp stock $35.71, price $73.44, that is 51.4% below the price, quality 43 out of 100. Rating: strongly overvalued. Calculated from audited financials with 16 of our 26 valuation models and 37 quality factors, updated daily.
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Alliant Energy Corp
LNT · USOur calculation puts a fair price 51% below what the stock costs today.
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Price vs Fair Value
White line = price, green steps = our fair value per fiscal year. As of Nov 3, 2026.
How to read this chart
60‑month range $41.80 – $77.44 · fair‑value band $26.43 – $52.56 · the $73.44 price screens above the $35.71 fair value. Green steps = our fair value per fiscal year (point-in-time, no hindsight). As of Nov 3, 2026.
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Company profile
Alliant Energy Corporation operates as a utility holding company that provides regulated electric and natural gas services in the United States. It operates through IPL and WPL segments.
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The company's IPL segment engages primarily in the generation and distribution of electricity and the distribution and transportation of natural gas to retail customers in select markets in Iowa.
This segment also sells electricity to wholesale customers in Minnesota, Illinois and Iowa; and generates and distributes steam for two customers in Cedar Rapids, Iowa.
Its WPL segment generates and distributes electricity, and distributes and transports natural gas to retail customers in select markets in Wisconsin; and sells electricity to wholesale customers in Wisconsin.
It serves retail customers in the farming, agriculture, industrial manufacturing, chemical, packaging, and food industries, as well as wholesale customers comprising municipalities and rural electric cooperatives.
In addition, the company owns and operates a short-line rail freight service in Iowa; a Mississippi River barge, rail, and truck freight terminal in Illinois; freight brokerage services; wind turbine blade recycling services; and a rail-served warehouse in Iowa.
Further, it holds interests in a natural gas-fired electric generating unit near Sheboygan Falls, Wisconsin; and a wind farm located in Oklahoma. The company was formerly known as Interstate Energy Corp. and changed its name to Alliant Energy Corporation in May 1999.
Alliant Energy Corporation is headquartered in Madison, Wisconsin.
Stock analysis
Alliant Energy Corp (LNT) currently trades at $73.44, while our model-based Fair Value estimate is $35.71, 51% below the price, so the stock looks overvalued today.
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Valuation
Bull case: the Growth Earnings group reads highest at a median of $45.80 per share, and 0 of the 14 models we run sit above the $73.44 price.
Bear case: the Economic Profit group reads lowest at $3.95, and 14 of the 14 models stay below the price. Data coverage for this calculation is high.
Scenario range: $26.43 (bear) to $52.56 (bull), the price of $73.44 sits above it. Bear and bull are the same models on cautious and optimistic assumptions, a range, not a price target.
Quality & growth
The Quality Score stands at 43/100 (below-average quality), in the Utilities sector.
Expensive Growth: The company is growing, but growth may require heavy reinvestment or weak cash conversion.
Alliant Energy Corp reported revenue of $4.4B in FY2025 versus $3.7B in FY2021, a compound +4.4%/yr. Reported net income was $810M in FY2025, compounding +4.7%/yr from FY2021.
Key figures
Market cap $19.2B Large · P/E ratio 20.5 · P/S ratio 4.25 · EPS (TTM) $3.59 · Dividend yield 2.9% · Net margin 20.7% · Return on equity 12.4% · Return on assets (EBIT) 4.2%.
Competitive moat
Our AI-assisted moat analysis scores the competitive advantage at 66 out of 100 (low confidence).
What moves the price
The share trades about 5% below its 52-week high and 16% above its 52-week low, currently above its 200-day average.
For context, the median of 10 Utilities peers we cover trades at −38% fair-value upside, at −51%, LNT screens richer than that median.
Fair Value models
All 16 models by family
Quality Score breakdown
It rates the business: profits, how they develop, real cash, balance sheet, investing and share count.
Insider trades
In the last 6 months, one officer or director sold shares worth $7 and none bought.
- SaleRobert J DurianEVP and CFO0.10 shares at $68.60$7Aug 10, 2026
Sales are often planned (taxes, diversification, 10b5-1 plans). Purchases with their own money are seen as the stronger sign. For information only: not part of the quality score or Fair Value.
Source: SEC Form 4, as of Nov 5, 2026. All filings at the SEC ↗
Revenue & earnings trend
LNT screens overvalued: fair value 51% below the price. Compare with NextEra Energy, Inc →
Recent news
- Alliant Energy (LNT) Stock Price Faces A Q3 Earnings Puzzle
- Alliant Energy Q3 Earnings Surpass Estimates, Revenues Rise Y/Y
- Alliant Energy Boosts Capex to $15.9 Billion as Q3 Earnings Surge
- Alliant Energy (LNT) Q3 Earnings and Revenues Beat Estimates
Compare Alliant Energy Corp with another stock
Price, fair value, quality and upside side by side.
Peer GroupⓘHow this stock ranks against its industry: the green marker is this stock, the band is the typical 25–75% peer range, and the tick is the median.Utilities - Regulated Electric · 156 stocks
Valuation Multiplesvs Utilities - Regulated Electric median · lower = cheaper
Strength profile in five axes (Snowflake)
VALUE 0: the price sits above our fair-value range.
Context: sector, industry, market
- Is the Utilities sector expensive or cheap?
- P/E, EV/EBITDA and margins by industry (reference tables)
- P/B ratio by industry
- Net margin by industry
- Stock screener with 62 metrics
- Undervalued stocks: Utilities
- Undervalued stocks: US Stocks
- Valuation of the USA market
Values & ESG
Does this company touch areas you may want to avoid? The classification is inferred from sector and industry.
Similar stocks
10 more Utilities - Regulated Electric stocks, each showing price versus our Fair Value estimate.
| Stock | Price | Fair Value | vs Fair Value | Compare |
|---|---|---|---|---|
| PG&E Corporation PCG | $13.23 | $17.29 | +31% | vs LNT |
| American Electric Power Company AEP | $126.77 | $100.03 | −21% | vs LNT |
| Exelon Corporation EXC | $46.53 | $36.01 | −23% | vs LNT |
| Xcel Energy Inc XEL | $80.37 | $53.45 | −34% | vs LNT |
| The Southern Company SO | $93.34 | $57.57 | −38% | vs LNT |
| Duke Energy Corporation DUK | $130.08 | $75.79 | −42% | vs LNT |
| Dominion Energy, Inc D | $69.64 | $37.88 | −46% | vs LNT |
| Consolidated Edison, Inc ED | $121.44 | $47.76 | −61% | vs LNT |
| Entergy Corporation ETR | $110.30 | $37.37 | −66% | vs LNT |
| NextEra Energy, Inc NEE | $88.25 | $29.83 | −66% | vs LNT |
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Key figures of Alliant Energy Corp
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