Alliant Energy Corporation (LNT) Stock Price History
Historical prices from 1980 to 2026
- 1M
- +1.3%
- 3M
- +1.7%
- YTD
- +11.3%
- 1Y
- +21.6%
- 3Y
- +11.3%
- 5Y
- +5.3%
Loading 10-year price history...
LNT Historical Performance
LNT Annual Returns
Year-by-year price performance · 2002–2026
- 2002 annual price return
- -46.0%
- 2003 annual price return
- +46.5%
- 2004 annual price return
- +15.2%
- 2005 annual price return
- -0.2%
- 2006 annual price return
- +32.6%
- 2007 annual price return
- +7.5%
- 2008 annual price return
- -27.6%
- 2009 annual price return
- +1.9%
- 2010 annual price return
- +21.1%
- 2011 annual price return
- +18.8%
- 2012 annual price return
- +0.9%
- 2013 annual price return
- +14.3%
- 2014 annual price return
- +30.8%
- 2015 annual price return
- -6.1%
- 2016 annual price return
- +21.7%
- 2017 annual price return
- +12.3%
- 2018 annual price return
- +0.3%
- 2019 annual price return
- +33.0%
- 2020 annual price return
- -3.9%
- 2021 annual price return
- +21.7%
- 2022 annual price return
- -9.3%
- 2023 annual price return
- -7.4%
- 2024 annual price return
- +14.0%
- 2025 annual price return
- +11.1%
- 2026 annual price return
- +10.3%
LNT Stock Price Trajectory (1980–2026)
As of June 23, 2026, Alliant Energy Corporation (LNT) trades at $73.00, representing a +21.6% return over the past year. The stock has delivered a +46.2% total return over five years (+5.3% CAGR), reflecting significant long-term value creation.
The stock reached its all-time high of $75.76 on May 1, 2026. From this peak, LNT has corrected -3.6%, currently trading 6% above its 200-day moving average, indicating continued institutional support.
When compared to Utilities sector peers WEC (+8.0% 1Y), EVRG (+23.5% 1Y), and OGE (+7.8% 1Y), LNT has underperformed the peer group average. Compare LNT vs WEC →
LNT Historical Price Data · from 1980
Rows 1–50 of 11,712| Date | Open | High | Low | Close | Volume | Change % |
|---|---|---|---|---|---|---|
| 2026-06-18 | 72.84 | 73.71 | 72.58 | 73.00 | 2.94M | +0.25% |
| 2026-06-17 | 73.31 | 73.91 | 72.61 | 72.82 | 2.84M | -1.38% |
| 2026-06-16 | 73.60 | 74.56 | 73.50 | 73.84 | 2.33M | +0.39% |
| 2026-06-15 | 72.84 | 73.74 | 72.25 | 73.55 | 769K | +0.60% |
| 2026-06-12 | 72.97 | 73.42 | 72.78 | 73.11 | 1.53M | +0.67% |
| 2026-06-11 | 73.28 | 73.74 | 72.55 | 72.62 | 2.26M | -0.52% |
| 2026-06-10 | 72.93 | 73.63 | 72.49 | 73.00 | 3.32M | +0.87% |
| 2026-06-09 | 71.69 | 72.81 | 71.36 | 72.37 | 2.63M | +0.92% |
| 2026-06-08 | 72.63 | 73.14 | 71.62 | 71.71 | 2.73M | -1.59% |
| 2026-06-05 | 71.56 | 73.28 | 71.56 | 72.87 | 2.63M | +2.07% |
| 2026-06-04 | 71.50 | 71.67 | 70.29 | 71.39 | 1.66M | +0.85% |
| 2026-06-03 | 71.07 | 72.20 | 70.76 | 70.79 | 2.99M | -0.24% |
| 2026-06-02 | 69.90 | 71.37 | 69.75 | 70.96 | 2.38M | +2.00% |
| 2026-06-01 | 70.84 | 71.08 | 69.56 | 69.57 | 2.15M | -2.85% |
| 2026-05-29 | 72.19 | 72.28 | 71.39 | 71.61 | 2.71M | -0.78% |
| 2026-05-28 | 73.75 | 73.86 | 71.91 | 72.17 | 2.24M | -2.14% |
| 2026-05-27 | 73.51 | 73.96 | 73.11 | 73.75 | 2.07M | +0.10% |
| 2026-05-26 | 74.23 | 74.67 | 73.44 | 73.68 | 1.36M | -0.37% |
| 2026-05-22 | 73.28 | 74.07 | 73.06 | 73.95 | 1.51M | +0.91% |
| 2026-05-21 | 72.34 | 73.42 | 72.31 | 73.28 | 2.83M | +1.08% |
| 2026-05-20 | 73.23 | 73.57 | 72.46 | 72.50 | 2.72M | -0.68% |
| 2026-05-19 | 71.97 | 73.13 | 71.71 | 73.00 | 2.72M | +1.26% |
| 2026-05-18 | 71.48 | 72.15 | 71.20 | 72.09 | 1.98M | +1.68% |
| 2026-05-15 | 72.42 | 72.45 | 70.89 | 70.90 | 2.40M | -2.14% |
| 2026-05-14 | 72.52 | 72.85 | 72.09 | 72.45 | 1.51M | +0.21% |
| 2026-05-13 | 72.06 | 72.73 | 71.69 | 72.30 | 2.44M | -0.40% |
| 2026-05-12 | 72.50 | 72.94 | 71.72 | 72.59 | 3.41M | +0.17% |
| 2026-05-11 | 72.48 | 72.76 | 72.06 | 72.47 | 1.56M | +0.99% |
| 2026-05-08 | 71.94 | 72.27 | 71.46 | 71.76 | 2.27M | +0.10% |
| 2026-05-07 | 72.14 | 72.26 | 71.58 | 71.69 | 2.38M | -0.86% |
| 2026-05-06 | 73.07 | 73.52 | 72.11 | 72.31 | 2.90M | -1.04% |
| 2026-05-05 | 73.57 | 73.91 | 72.81 | 73.07 | 3.04M | -0.83% |
| 2026-05-04 | 73.41 | 74.16 | 72.69 | 73.68 | 3.37M | -0.51% |
| 2026-05-01 | 73.43 | 75.76 | 72.59 | 74.06 | 4.28M | +0.86% |
| 2026-04-30 | 71.52 | 73.63 | 71.52 | 73.43 | 3.93M | +1.99% |
| 2026-04-29 | 72.46 | 72.59 | 71.69 | 72.00 | 1.74M | -0.63% |
| 2026-04-28 | 72.67 | 73.19 | 72.27 | 72.46 | 1.53M | +0.06% |
| 2026-04-27 | 72.28 | 72.87 | 72.19 | 72.42 | 1.35M | +0.15% |
| 2026-04-24 | 72.37 | 72.79 | 71.97 | 72.31 | 1.98M | -0.44% |
| 2026-04-23 | 71.55 | 72.78 | 71.45 | 72.63 | 1.90M | +2.35% |
| 2026-04-22 | 71.60 | 72.02 | 70.61 | 70.96 | 1.85M | -0.25% |
| 2026-04-21 | 72.55 | 72.92 | 71.09 | 71.14 | 1.83M | -1.74% |
| 2026-04-20 | 72.79 | 73.33 | 72.29 | 72.40 | 1.69M | -0.59% |
| 2026-04-17 | 72.46 | 72.92 | 71.73 | 72.83 | 1.73M | +0.08% |
| 2026-04-16 | 71.93 | 72.80 | 71.89 | 72.77 | 2.04M | +0.82% |
| 2026-04-15 | 71.99 | 72.37 | 71.37 | 72.18 | 2.00M | -0.17% |
| 2026-04-14 | 72.32 | 72.52 | 71.67 | 72.30 | 1.31M | -0.29% |
| 2026-04-13 | 73.22 | 73.35 | 71.98 | 72.51 | 1.76M | -0.81% |
| 2026-04-10 | 73.40 | 73.77 | 72.86 | 73.10 | 1.98M | -0.84% |
| 2026-04-09 | 72.99 | 74.40 | 72.99 | 73.72 | 1.61M | +1.00% |
Full Stock Analysis
Deep dive into LNT consensus models and risk factors.
Intrinsic Valuation
DCF models, multiple analysis, and analyst estimates.
Historical Returns
10-year return with dividends reinvested.
DCA Calculator
See how regular investing compounds over time.
Peer Comparison
Compare growth, multiples, and margins vs sector.
LNT — Frequently Asked Questions
Quick answers to the most common questions about buying LNT stock.
How has LNT stock performed recently?
LNT returned +21.6% over the past year, beating its 5-year annualized CAGR of +5.3%. The stock trades above its 200-day moving average, confirming the uptrend.
What is LNT's all-time high price?
Alliant Energy Corporation reached $75.76 on 2026-05-01. The 52-week high is $75.76. Current 1-year return of +21.6% places the stock closer to historical peaks.
Where can I download LNT historical price data?
This page provides LNT daily OHLCV data with 50-day MA, 200-day MA, and RSI indicators. Data spans 1980-2026, downloadable in CSV format.