If You Invested in Ameren Illinois (AILLN)
Looking for the current price? See the AILLN quote & overviewWhat $1,000 or $10,000 in AILLN Would Be Worth Now
Real historical value by amount invested and how long ago| If you invested | 1 year ago | 5 years ago | 10 years ago | Since Jan 7, 2022 |
|---|---|---|---|---|
| $1,000 | $994 -1% | — | — | $756 -24% |
| $10,000 | $9,943 -1% | — | — | $7,556 -24% |
Based on real historical closing prices, dividend- and split-adjusted, through 2026-08-05. Past performance does not guarantee future results.
Custom Calculation
Choose your own date and amount for AILLN$1,000 Investment Over Time
AILLN vs S&P 500Year-by-Year Returns
AILLN annual performance| Year | Start Price | End Price | Annual Return | Cumulative |
|---|---|---|---|---|
| 2022 | $103.25 | $94.00 | -9.0% | -9.0% |
| 2023 | $93.25 | $79.75 | -14.5% | -22.8% |
| 2024 | $78.50 | $77.00 | -1.9% | -25.4% |
| 2025 | $79.78 | $78.85 | -1.2% | -23.6% |
| 2026 | $78.90 | $78.02 | -1.1% | -24.4% |
About Ameren Illinois
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Frequently Asked Questions
Ameren Illinois investment returns
How much would $1,000 invested in Ameren Illinois be worth today?
If you invested $1,000 in Ameren Illinois (AILLN) 1 years ago on 2025-08-18, your investment would be worth $994 as of 2026-08-05, representing a -0.6% total return, growing at a compounded rate of -0.6% per year (CAGR).
Has Ameren Illinois outperformed the S&P 500?
Comparison data requires at least 10 years of trading history. Use the calculator above to compare AILLN performance over available time periods.
What is Ameren Illinois's average annual return?
The compound annual growth rate (CAGR) of AILLN over the past 1 years is -0.6%, growing at a compounded rate each year. Individual years vary significantly — AILLN's best recent year was 2026 (-1.1%) and worst was 2023 (-14.5%).
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