Alliant Energy Corporation (LNT)
NASDAQ · Utilities
Alliant Energy Corporation Stock Price History 2008–2025
Alliant Energy Corporation
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Historical daily closing price for Alliant Energy Corporation since 2006, adjusted for splits and dividends. The latest closing stock price for Alliant Energy Corporation as of June 11, 2026 is 73.35.
- The all-time high Alliant Energy Corporation stock closing price was 74.06 on May 1, 2026.
- The Alliant Energy Corporation 52-week high stock price is 74.06, which is 1.0% above the current share price.
- The Alliant Energy Corporation 52-week low stock price is 60.01, which is 18.2% below the current share price.
- The average Alliant Energy Corporation stock price for the last 52 weeks is 67.61.
Annual Close Price
YEAR-END CLOSE · USD
ANNUAL % CHANGE · %
| Year | Average | Year Open | Year High | Year Low | Year Close | Annual % Change |
|---|---|---|---|---|---|---|
| 2026 | 70.54 | 65.59 | 74.06 | 64.60 | 73.35 | +12.83% |
| 2025 | 63.53 | 58.51 | 69.47 | 56.66 | 65.01 | +9.93% |
| 2024 | 54.21 | 51.88 | 63.63 | 47.40 | 59.14 | +15.28% |
| 2023 | 52.11 | 55.37 | 55.94 | 46.24 | 51.30 | -7.08% |
| 2022 | 58.39 | 60.85 | 65.16 | 48.06 | 55.21 | -10.18% |
| 2021 | 55.77 | 50.49 | 62.18 | 46.16 | 61.47 | +19.29% |
| 2020 | 52.36 | 53.63 | 60.17 | 39.99 | 51.53 | -5.83% |
| 2019 | 49.29 | 41.15 | 54.95 | 41.15 | 54.72 | +29.51% |
| 2018 | 41.90 | 42.11 | 46.28 | 37.14 | 42.25 | -0.84% |
| 2017 | 41.02 | 37.93 | 45.18 | 36.86 | 42.61 | +12.46% |
| 2016 | 36.77 | 31.14 | 40.87 | 30.79 | 37.89 | +21.35% |
Alliant Energy Corporation Stock Price History — FAQ
Alliant Energy Corporation (LNT) stock price history over the last 18 years — annual and quarterly figures with year-over-year growth and charts.
Where can I see LNT's stock price history history?
The chart and table above show Alliant Energy Corporation's stock price history by year and by quarter, including the growth rate.