Alliant Energy
LNT
#1287
Rank
โ‚น1.523 T
Marketcap
โ‚น5,927
Share price
0.62%
Change (1 day)
19.63%
Change (1 year)
Alliant Energy Corporation is an American public utility holding company.

Market capitalization of Alliant Energy (LNT)

Market cap: โ‚น1.523 Trillion

As of December 2025 Alliant Energy has a market cap of โ‚น1.523 Trillion. This makes Alliant Energy the world's 1287th most valuable company by market cap according to our data. The market capitalization, commonly called market cap, is the total market value of a publicly traded company's outstanding shares and is commonly used to measure how much a company is worth.

Market cap history of Alliant Energy from 1996 to 2025

End of year Market Cap

Year Marketcap Change
2025โ‚น1.523 T16.24%
2024โ‚น1.310 T20.27%
2023โ‚น1.089 T-4.97%
2022โ‚น1.146 T0.12%
2021โ‚น1.145 T21.7%
2020โ‚น941.24 B-1.55%
2019โ‚น956.11 B37.1%
2018โ‚น697.38 B10.87%
2017โ‚น629.03 B7.39%
2016โ‚น585.76 B24.4%
2015โ‚น470.86 B0.83%
2014โ‚น466.99 B32.04%
2013โ‚น353.67 B32.54%
2012โ‚น266.83 B3.04%
2011โ‚น258.96 B41.73%
2010โ‚น182.71 B17.6%
2009โ‚น155.36 B0.3%
2008โ‚น154.90 B-12.1%
2007โ‚น176.23 B-9.36%
2006โ‚น194.43 B31.66%
2005โ‚น147.67 B3.01%
2004โ‚น143.35 B13.96%
2003โ‚น125.79 B71.72%
2002โ‚น73.25 B-44.24%
2001โ‚น131.37 B11.77%
2000โ‚น117.54 B24.48%
1999โ‚น94.42 B-11.3%
1998โ‚น106.45 B165.59%
1997โ‚น40.08 B28.82%
1996โ‚น31.11 B

End of Day market cap according to different sources

On Dec 14th, 2025 the market cap of Alliant Energy was reported to be:

โ‚น1.523 Trillion
by Nasdaq info icon info icon
โ‚น1.523 Trillion
by CompaniesMarketCap info icon info icon

Market capitalization for similar companies or competitors

Name Marketcap Market cap differencediff. Country
Xcel Energy
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โ‚น4.032 T 164.71%๐Ÿ‡บ๐Ÿ‡ธ USA
CMS Energy
CMS
โ‚น1.928 T 26.56%๐Ÿ‡บ๐Ÿ‡ธ USA
Allete
ALE
โ‚น357.88 B-76.51%๐Ÿ‡บ๐Ÿ‡ธ USA
MGE Energy
MGEE
โ‚น265.83 B-82.55%๐Ÿ‡บ๐Ÿ‡ธ USA
WEC Energy Group
WEC
โ‚น3.065 T 101.22%๐Ÿ‡บ๐Ÿ‡ธ USA
Duke Energy
DUK
โ‚น8.134 T 433.93%๐Ÿ‡บ๐Ÿ‡ธ USA
DTE Energy
DTE
โ‚น2.445 T 60.52%๐Ÿ‡บ๐Ÿ‡ธ USA
Ameren
AEE
โ‚น2.386 T 56.68%๐Ÿ‡บ๐Ÿ‡ธ USA