Ameren Corporation (AEE)
NYSE: AEE · Real-Time Price · USD
99.70
-0.24 (-0.24%)
Oct 5, 2026, 4:00 PM EDT - Market closed
Ameren Market Cap
Ameren has a market cap or net worth of $27.6 billion as of October 5, 2026. Its market cap has decreased by -1.61% in one year.
Market Cap
27.60B
Enterprise Value
49.40B
1-Year Change
-1.61%
Ranking
Category
Stock Price
$99.70
ChartMarket Cap Chart
Since December 1, 1998, Ameren's market cap has increased from $5.65B to $27.60B, an increase of 388.35%. That is a compound annual growth rate of 5.86%.
| Date | Market Cap | % Change |
|---|---|---|
| Oct 5, 2026 | 27.60B | 2.18% |
| Dec 31, 2025 | 27.01B | 13.52% |
| Dec 31, 2024 | 23.79B | 25.09% |
| Dec 29, 2023 | 19.02B | -17.25% |
| Dec 30, 2022 | 22.99B | 0.25% |
| Dec 31, 2021 | 22.93B | 18.82% |
| Dec 31, 2020 | 19.30B | 2.13% |
| Dec 31, 2019 | 18.90B | 18.57% |
| Dec 31, 2018 | 15.94B | 11.34% |
| Dec 29, 2017 | 14.31B | 12.45% |
| Dec 30, 2016 | 12.73B | 21.35% |
| Dec 31, 2015 | 10.49B | -6.29% |
| Dec 31, 2014 | 11.19B | 27.57% |
| Dec 31, 2013 | 8.77B | 17.71% |
| Dec 31, 2012 | 7.45B | -7.12% |
| Dec 30, 2011 | 8.03B | 18.70% |
| Dec 31, 2010 | 6.76B | 2.10% |
| Dec 31, 2009 | 6.62B | -5.84% |
| Dec 31, 2008 | 7.03B | -37.63% |
| Dec 31, 2007 | 11.28B | 1.75% |
| Dec 29, 2006 | 11.08B | 5.88% |
| Dec 30, 2005 | 10.47B | 7.17% |
| Dec 31, 2004 | 9.77B | 30.74% |
| Dec 31, 2003 | 7.47B | 16.99% |
| Dec 31, 2002 | 6.39B | 9.69% |
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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
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