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Alliant Energy Corporation (LNT)
NASDAQ: LNT · Real-Time Price · USD
72.46
+0.04 (0.06%)
Apr 28, 2026, 4:00 PM EDT - Market closed

Alliant Energy Market Cap

Alliant Energy has a market cap or net worth of $18.71 billion as of April 28, 2026. Its market cap has increased by 21.09% in one year.

Market Cap
18.71B
Enterprise Value
30.49B
1-Year Change
21.09%
Ranking
#636
Category
Large-Cap
Stock Price
$72.46

Market Cap Chart

Since December 1, 1998, Alliant Energy's market cap has increased from $2.34B to $18.71B, an increase of 700.29%. That is a compound annual growth rate of 7.88%.

History

DateMarket Cap% Change
Apr 27, 202618.62B11.44%
Dec 31, 202516.71B10.12%
Dec 31, 202415.18B15.92%
Dec 29, 202313.09B-5.54%
Dec 30, 202213.86B-9.95%
Dec 31, 202115.39B19.58%
Dec 31, 202012.87B-2.14%
Dec 31, 201913.15B31.93%
Dec 31, 20189.97B1.18%
Dec 29, 20179.85B14.29%
Dec 30, 20168.62B21.76%
Dec 31, 20157.08B-3.92%
Dec 31, 20147.37B28.71%
Dec 31, 20135.72B17.47%
Dec 31, 20124.87B-0.45%
Dec 30, 20114.90B20.10%
Dec 31, 20104.08B21.75%
Dec 31, 20093.35B3.88%
Dec 31, 20083.22B-28.20%
Dec 31, 20074.49B2.37%
Dec 29, 20064.38B33.80%
Dec 30, 20053.28B-0.82%
Dec 31, 20043.30B19.86%
Dec 31, 20032.76B81.67%
Dec 31, 20021.52B-37.15%
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Market Capitalization

Market capitalization, also called net worth, is the total value of all of a company's outstanding shares. It is calculated by multiplying the stock price by the number of shares outstanding.

Formula: Market Cap = Stock Price * Shares Outstanding
Full Definition

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Market Cap Rankings