Ameren Corp
Ameren Corporation, together with its subsidiaries, operates as a public utility holding company in the United States. The company operates through four segments: Ameren Missouri, Ameren Illinois Electric Distribution, Ameren Illinois Natural Gas, and Ameren Transmission. It engages in the rate-regulated electric generation, transmission, and distribution business and natural gas transmission and… Read more
Market Cap & Net Worth: Ameren Corp (AEE)
Ameren Corp (NYSE:AEE) has a market capitalization of $31.20 Billion ($31.20 Billion) as of March 18, 2026. Listed on the NYSE stock exchange, this USA-based company holds position #666 globally and #526 in its home market, demonstrating a 1.20% increase in market value over the past year.
Market capitalization, also known as net worth in stock markets, is calculated by multiplying Ameren Corp's stock price $112.86 by its total outstanding shares 276424515 (276.42 Million).
Ameren Corp Market Cap History: 2015 to 2026
Ameren Corp's market capitalization history from 2015 to 2026. Data shows growth from $9.23 Billion to $31.20 Billion (12.25% CAGR).
Index Memberships
Ameren Corp is a constituent of 1 market index:
| Index | Total Market Cap | Weight (%) | Rank by Market Cap |
|---|---|---|---|
|
S&P 500 Index
GSPC
|
$53.10 Trillion | 0.06% | #269 of 503 |
Weight: Ameren Corp's market cap as a percentage of total index value. Rank: Position among all constituents by market cap.
Ameren Corp Market Cap to Earnings & Revenue Ratios Timeline
This chart shows how Ameren Corp's valuation ratios have evolved. The Price to Sales (P/S) ratio compares market cap to revenue, while the Price to Earnings (P/E) ratio compares market cap to net income. Lower values may indicate a more undervalued company relative to its financial performance.
Latest Price to Sales (P/S) Ratio
3.14x
Ameren Corp's market cap is 3.14 times its annual revenue
0.40x
Higher than industry averageLatest Price to Earnings (P/E) Ratio
18.96x
Ameren Corp's market cap is 18.96 times its annual earnings
3.06x
Higher than industry averageWhat These Ratios Tell Investors:
- Price to Sales (P/S) Ratio: Shows how much investors are paying for each dollar of the company's sales. Lower P/S ratios may indicate undervaluation.
- Price to Earnings (P/E) Ratio: Shows how much investors are paying for each dollar of the company's earnings. This is one of the most common valuation metrics.
- Trends in these ratios over time can indicate changing investor sentiment about the company's future growth prospects.
- Industry comparison provides context for whether the company is valued higher or lower than peers.
| Year | Market Cap (USD) | Revenue (USD) | Net Income (USD) | P/S Ratio | P/E Ratio |
|---|---|---|---|---|---|
| 2016 | $11.61 Billion | $6.08 Billion | $653.00 Million | 1.91x | 17.77x |
| 2017 | $13.45 Billion | $6.17 Billion | $523.00 Million | 2.18x | 25.72x |
| 2018 | $15.34 Billion | $6.29 Billion | $815.00 Million | 2.44x | 18.82x |
| 2019 | $18.53 Billion | $5.91 Billion | $828.00 Million | 3.14x | 22.38x |
| 2020 | $19.32 Billion | $5.79 Billion | $871.00 Million | 3.33x | 22.18x |
| 2021 | $22.62 Billion | $6.39 Billion | $990.00 Million | 3.54x | 22.85x |
| 2022 | $23.20 Billion | $7.96 Billion | $1.07 Billion | 2.92x | 21.60x |
| 2023 | $19.47 Billion | $7.50 Billion | $1.15 Billion | 2.60x | 16.90x |
| 2024 | $24.64 Billion | $7.62 Billion | $1.18 Billion | 3.23x | 20.85x |
| 2025 | $27.60 Billion | $8.80 Billion | $1.46 Billion | 3.14x | 18.96x |
Competitor Companies of AEE by Market Capitalization
Companies near Ameren Corp in the global market cap rankings as of March 18, 2026.
Key companies related to Ameren Corp by market ranking:
- Nextera Energy Inc (NYSE:NEE): Ranked #76 globally with a market cap of $193.52 Billion USD.
- NATIONAL GRID CEDEAR EACH REP 1 (BA:NGG): Ranked #144 globally with a market cap of $127.42 Billion USD ( AR$132.53 Trillion ARS).
- Southern Company (NYSE:SO): Ranked #204 globally with a market cap of $97.89 Billion USD.
- Duke Energy Corporation (NYSE:DUK): Ranked #211 globally with a market cap of $96.16 Billion USD.
| Rank | Company | Symbol | Market Cap | Price |
|---|---|---|---|---|
| #76 | Nextera Energy Inc | NYSE:NEE | $193.52 Billion | $92.82 |
| #144 | NATIONAL GRID CEDEAR EACH REP 1 | BA:NGG | $127.42 Billion | AR$66725.00 |
| #204 | Southern Company | NYSE:SO | $97.89 Billion | $99.11 |
| #211 | Duke Energy Corporation | NYSE:DUK | $96.16 Billion | $133.46 |
Ameren Corp Historical Marketcap From 2015 to 2026
Between 2015 and today, Ameren Corp's market cap moved from $9.23 Billion to $ 31.20 Billion, with a yearly change of 12.25%.
| Year | Market Cap | Change (%) |
|---|---|---|
| 2026 | $31.20 Billion | +13.02% |
| 2025 | $27.60 Billion | +12.03% |
| 2024 | $24.64 Billion | +26.53% |
| 2023 | $19.47 Billion | -16.07% |
| 2022 | $23.20 Billion | +2.55% |
| 2021 | $22.62 Billion | +17.11% |
| 2020 | $19.32 Billion | +4.27% |
| 2019 | $18.53 Billion | +20.82% |
| 2018 | $15.34 Billion | +13.99% |
| 2017 | $13.45 Billion | +15.93% |
| 2016 | $11.61 Billion | +25.68% |
| 2015 | $9.23 Billion | -- |
End of Day Market Cap According to Different Sources
On Mar 17th, 2026 the market cap of Ameren Corp was reported to be:
| Source | Market Cap |
|---|---|
| Yahoo Finance | $31.20 Billion USD |
| MoneyControl | $31.20 Billion USD |
| MarketWatch | $31.20 Billion USD |
| marketcap.company | $31.20 Billion USD |
| Reuters | $31.20 Billion USD |
Market cap values may vary slightly between sources due to differences in calculation methods, timing, and data refresh rates.