Alliant Energy is the parent of two regulated utilities, Interstate Power and Light and Wisconsin Power and Light. Together, IPL and WPL serve nearly 1 million electric customers and 425,000 natural gas-only customers. Both subsidiaries engage in the generation and distribution of electricity and the distribution and transportation of natural gas. Alliant also owns a 16% interest in American Transmission.
The chart shows the growth of an initial investment of $10,000 in Alliant Energy Corporation Common Stock, comparing it to the performance of the S&P 500 index. All prices have been adjusted for splits and dividends.
Returns By Period
Alliant Energy Corporation Common Stock (LNT) has returned 12.06% so far this year and 18.44% over the past 12 months. Looking at the last ten years, LNT has achieved an annualized return of 6.87%, underperforming the Benchmark (SPY), which averaged 12.23% per year.
LNT
1M2.53%
6M9.04%
YTD12.06%
1Y18.44%
5Y6.13%
10Y6.87%
Benchmark (SPY)
1M-2.61%
6M-2.35%
YTD-4.36%
1Y34.06%
5Y9.80%
10Y12.23%
Monthly Returns
The table below presents the monthly returns of Alliant Energy Corporation Common Stock (LNT) with color gradation from worst to best to easily spot seasonal factors.
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2026
1.38%
9.76%
-0.47%
2.09%
2025
-0.73%
10.25%
-0.22%
-4.65%
2.13%
-2.31%
7.44%
-0.40%
4.25%
-0.82%
4.68%
-6.08%
2024
-4.02%
-1.47%
6.06%
-1.60%
3.92%
-0.78%
8.97%
4.22%
3.92%
-0.78%
7.41%
-6.42%
2023
-2.19%
-4.68%
4.42%
3.71%
-6.40%
1.51%
2.50%
-6.68%
-3.62%
1.08%
3.37%
1.14%
2022
-2.46%
-2.18%
7.48%
-6.04%
8.30%
-8.26%
3.75%
0.49%
-13.39%
-2.94%
7.38%
-2.90%
2021
-5.59%
-5.29%
16.35%
4.27%
1.91%
-2.64%
4.29%
3.81%
-8.18%
0.28%
-3.06%
11.18%
2020
8.56%
-12.52%
-7.51%
4.50%
2.45%
-3.00%
12.73%
0.78%
-4.37%
7.19%
-6.17%
-2.70%
2019
5.48%
3.43%
2.46%
0.21%
1.00%
3.09%
0.18%
6.07%
2.24%
-0.60%
-0.66%
3.70%
2018
-6.73%
-2.74%
5.55%
4.88%
-3.67%
2.47%
1.27%
0.30%
-0.35%
1.30%
5.61%
-6.88%
2017
-0.76%
5.65%
1.69%
-0.78%
5.25%
-3.11%
0.55%
5.45%
-2.96%
4.97%
4.32%
-5.86%
2016
-4.86%
5.11%
7.38%
0.68%
-5.46%
0.92%
-0.73%
-5.52%
6.16%
Performance Indicators
The charts below present risk-adjusted performance metrics for Alliant Energy Corporation Common Stock (LNT) and compare them to a Benchmark (SPY). These indicators evaluate an investment's returns against its associated risks.
Sharpe ratio
Sortino ratio
Omega ratio
Calmar ratio
Martin ratio
sharpe ratio
The Sharpe ratio helps investors understand how much return they're getting for the level of risk taken. A higher Sharpe ratio indicates better risk-adjusted performance, meaning more reward for each unit of risk.
These values reflect how efficiently the investment has delivered returns relative to its volatility over different time periods. All figures are annualized and based on daily total returns.
The chart below shows the rolling Sharpe ratio of LNT compared to the benchmark. This view highlights how the investment's risk-adjusted performance has changed over time.
Volatility Chart
The current Alliant Energy Corporation Common Stock volatility is 1.14%, representing the standart deviation of percentage change in the investments's value, either up or down over the past month. The chart below shows the rolling one-month volatility.
Drawdowns Chart
The Drawdowns chart displays portfolio losses from any high point along the way. It shows the maximum percentage drop from a peak to a trough over a specified period, indicating the risk of significant losses. Although chart shows positive values, it represents the percentage drop from the peak, so a value of 10% means the portfolio has dropped 10% from its highest point.
Income Statement
The income statement provides a summary of a company's revenues, expenses, and profits over a specific period. It shows how much money the company earned (revenues) and how much it spent (expenses), leading to the net income or profit. This statement is crucial for understanding a company's financial performance and profitability.
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
2015
2014
2013
2012
2011
Liabilities And Equity (USD)
24.99B
22.71B
21.24B
20.16B
18.55B
17.71B
16.70B
15.43B
14.19B
13.37B
12.50B
12.09B
11.11B
10.79B
9.69B
Temporary Equity Attributable To Parent (USD)
-
-
-
-
-
-
-
-
-
-
-
-
-
60.00M
-
Temporary Equity (USD)
-
-
-
-
-
-
-
-
-
-
-
-
-
60.00M
-
Equity Attributable To Parent (USD)
7.33B
7.00B
6.78B
6.28B
5.99B
5.69B
5.21B
4.59B
4.18B
3.86B
3.72B
3.44B
3.28B
3.13B
3.01B
Equity Attributable To Noncontrolling Interest (USD)
Alliant Energy's stock has surged 12.4% year-to-date, hitting an all-time high, driven by three key factors: robust demand from AI data centers in the Midwest with 3 GW of contracted load and 2-4 GW in negotiations, favorable regulatory conditions in Iowa and Wisconsin providing earnings visibility, and a 17% increase in capital expenditure to $13.4 billion to expand capacity through natural gas, energy storage, and renewable energy investments.
The Motley Fool•Courtney Carlsen
AI Insight
The company is benefiting from strong tailwinds including surging demand from AI data centers (3 GW contracted, 2-4 GW in negotiations), favorable regulatory conditions in Iowa and Wisconsin providing earnings predictability, and a substantial $13.4 billion capital investment plan supporting 12% projected rate base growth and 5-7% EPS growth through 2029.
Meta Platforms announced a $1 billion data center investment in Wisconsin while facing scrutiny over potential accounting practices, with investor Michael Burry raising concerns about potential earnings overstatement.
Benzinga•Evette Mitkov
AI Insight
Mentioned as a partner in Meta's data center infrastructure project
The article discusses the Invesco S&P 500 Equal Weight Utilities ETF (RSPU), a smart beta exchange-traded fund that offers exposure to the utilities and infrastructure sector. The ETF has performed well year-to-date and over the past 12 months, and the article compares it to other similar ETFs in the space.
Zacks Investment Research•Zacks.Com
AI Insight
The article mentions Alliant Energy Corp as one of the top holdings of the RSPU ETF, but does not provide any additional commentary on the company.
Avangrid (AGR) to be acquired by Iberdrola in an all-cash transaction, expected to close in fourth-quarter 2024. AGR expects to produce clean energy post-acquisition.
Alliant Energy's (LNT) first-quarter 2024 earnings and revenues decrease year over year. The company's retail electric and gas customers grow during the same period.
WEC Energy (WEC) delivered earnings and revenue surprises of 4.23% and 12.56%, respectively, for the quarter ended March 2024. Do the numbers hold clues to what lies ahead for the stock?
Alliant Energy's (LNT) first-quarter results are expected to benefit from new solar projects and higher capital investments. However, higher depreciation expenses might impact negatively.
