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Alliant Energy Stock Price, News & Analysis

LNT NASDAQ

Company Description

Alliant Energy Corporation (NASDAQ: LNT) is a regulated energy-services company whose primary focus is providing electricity and natural gas to customers in the Midwest. According to company disclosures, its utility subsidiaries serve approximately 1,000,000 to 1,010,000 electric customers and about 430,000 natural gas customers. Alliant Energy is headquartered in Madison, Wisconsin and is a component of the S&P 500 index. Its common stock trades on the Nasdaq Global Select Market under the symbol LNT.

The company operates mainly through two public utility subsidiaries: Interstate Power and Light Company (IPL), based in Cedar Rapids, Iowa, and Wisconsin Power and Light Company (WPL), based in Madison, Wisconsin. These utilities provide regulated electric and natural gas service to customers across Iowa and Wisconsin. Alliant Energy has described the provision of regulated electricity and natural gas service in these territories as its primary business focus.

Alliant Energy also identifies itself as an energy-services provider with a core purpose to serve customers and build stronger communities. Its stated mission is to deliver energy solutions and exceptional service that customers and communities count on, with an emphasis on safety, efficiency and responsibility. In public communications, the company highlights a balanced mix of energy sources and investments in solar generation and energy storage as part of its capital plans, as well as the importance of maintaining safe and reliable service for all customers while meeting growing demand, including demand from data centers.

Beyond its utility operations, Alliant Energy has non-utility activities held through Alliant Energy Finance, LLC, the parent company of its non-utility operations. The company also notes an ownership interest in American Transmission Company (ATC) through ATC holdings, which contributes to its earnings profile. However, its regulated utility subsidiaries remain the primary drivers of its business and financial results.

Alliant Energy’s customer base includes residential, commercial and industrial users within its Iowa and Wisconsin service territories. Company statements reference contracted demand from data centers in the IPL and WPL service areas, reflecting incremental large-load growth. The company has linked higher revenue requirements and capital investments to projects such as solar generation and energy storage, and to infrastructure needed to serve new and existing customers.

Alliant Energy emphasizes a long record of returning cash to shareholders through dividends. The Board of Directors has declared quarterly cash dividends for many decades, and the company reports that dividends on its common stock have been paid for more than 320 consecutive quarters since 1946. Alliant Energy is recognized as a member of the S&P 500 Dividend Aristocrats Index, reflecting its history of dividend payments and increases over an extended period.

In addition to its S&P 500 membership, Alliant Energy reports that it is included in Bloomberg’s Gender-Equality Index. The company also publishes a Corporate Responsibility Report that discusses sustainability data, a balanced mix of energy sources, employee engagement and community impact, including financial contributions and volunteer hours provided by the company, its employees, retirees and its charitable foundation.

Alliant Energy and its utility subsidiaries access capital markets to support their regulated operations and capital expenditure plans. Recent disclosures describe public offerings of long-dated debentures by WPL and senior debentures by IPL, as well as junior subordinated notes issued by Alliant Energy Corporation. The proceeds of these offerings are generally intended for purposes such as reducing outstanding commercial paper, retiring long-term debt and funding general corporate purposes, including capital investments.

From a regulatory standpoint, Alliant Energy’s utilities operate under state commissions in their respective jurisdictions. Company communications reference rate reviews and authorized base rate increases for IPL and WPL that support recovery of and return on capital investments, including investments in solar generation and energy storage. The company also discusses the role of regulatory approvals, rate design and assumptions such as normal temperatures and stable economic conditions in shaping its earnings guidance.

Alliant Energy’s public statements outline several factors that can influence its financial performance, including weather effects on utility sales, customer-owned generation, energy efficiency, economic conditions in its service territories, fuel and purchased power costs, access to transmission capacity, and the timing and cost of capital projects. The company also identifies potential impacts from federal and state regulatory actions, tax law changes, cybersecurity risks, supply chain conditions, inflation, interest rates and access to capital markets.

In its Corporate Responsibility and other communications, Alliant Energy highlights its role in supporting community development and economic growth. Examples include references to data center development in its service areas and local investments in what it describes as smart energy solutions. The company links these initiatives to broader goals of building stronger, more resilient communities and providing what it characterizes as measurable value grounded in trust and transparency.

Alliant Energy’s governance structure includes a Board of Directors that oversees corporate strategy, financial policy and risk management. Public filings and press releases describe Board actions such as the appointment of independent directors and changes in leadership roles at subsidiary utilities. These governance disclosures are part of the company’s regulatory reporting obligations and provide context for investors regarding oversight of its long-term strategy and operations.

Overall, Alliant Energy Corporation presents itself as a regulated utility holding company focused on providing electric and natural gas service in Iowa and Wisconsin, supported by long-term capital investment plans, a long-standing dividend track record, and stated commitments to safety, reliability, community engagement and corporate responsibility.

Stock Performance

$70.26
+0.70%
+0.49
Last updated: March 26, 2026 at 16:00
+11.77%
Performance 1 year
$17.9B

Alliant Energy (LNT) stock last traded at $69.77, up 0.70% from the previous close. Over the past 12 months, the stock has gained 11.8%. At a market capitalization of $17.9B, LNT is classified as a large-cap stock with approximately 257.1M shares outstanding.

Latest News

Alliant Energy has 10 recent news articles. Of the recent coverage, 7 articles coincided with positive price movement and 3 with negative movement. Key topics include acquisition, management, conferences, dividends, offering. View all LNT news →

SEC Filings

Alliant Energy has filed 5 recent SEC filings, including 1 Form 3, 1 Form SCHEDULE 13G/A, 1 Form 8-K, 1 Form 424B5. The most recent filing was submitted on March 26, 2026. SEC filings provide transparency into a company's financial condition, material events, and regulatory compliance. View all LNT SEC filings →

Financial Highlights

$4.4B
Revenue (TTM)
$810.0M
Net Income (TTM)
$1.2B
Operating Cash Flow

Alliant Energy generated $4.4B in revenue over the trailing twelve months, retaining a 85.7% gross margin, operating income reached $1.0B (23.5% operating margin), and net income was $810.0M, reflecting a 18.6% net profit margin. Diluted earnings per share stood at $3.14. The company generated $1.2B in operating cash flow. With a current ratio of 0.80, short-term liquidity bears monitoring.

Upcoming Events

APR
29
April 29, 2026 Corporate

2026 Annual Meeting

Tennant Company expects its 2026 Annual Meeting on Apr 29, 2026; proxy to follow
JAN
01
January 1, 2027 - December 31, 2027 Corporate

Declassification proposal in proxy

Board committed to include proposal to declassify the Board in the 2027 proxy
MAR
01
March 1, 2028 Financial

Free conversion date

MAY
30
May 30, 2028 Financial

Notes maturity

Alliant Energy has 4 upcoming scheduled events. The next event, "2026 Annual Meeting", is scheduled for April 29, 2026 (in 33 days). 2 of the upcoming events are financial in nature, such as earnings calls or quarterly results. Investors can track these dates to stay informed about potential catalysts that may affect the LNT stock price.

Short Interest History

Last 12 Months

Short interest in Alliant Energy (LNT) currently stands at 21.1 million shares, up 7.8% from the previous reporting period, representing 8.2% of the float. Over the past 12 months, short interest has increased by 207.1%. The 8.4 days to cover indicates moderate liquidity for short covering.

Days to Cover History

Last 12 Months

Days to cover for Alliant Energy (LNT) currently stands at 8.4 days, down 9.7% from the previous period. This moderate days-to-cover ratio suggests reasonable liquidity for short covering, requiring about a week of average trading volume. The days to cover has increased 155.9% over the past year, indicating improving liquidity conditions. The ratio has shown significant volatility over the period, ranging from 3.0 to 12.3 days.

LNT Company Profile & Sector Positioning

Alliant Energy (LNT) operates in the Utilities - Regulated Electric industry within the broader Electric & Other Services Combined sector and is listed on the NASDAQ.

Investors comparing LNT often look at related companies in the same sector, including Evergy Inc (EVRG), Korea Electric Power (KEP), Edison Intl (EIX), Fortis (FTS), and Ameren (AEE). Comparing financial metrics, valuation ratios, and stock performance across these peers can help investors evaluate LNT's relative position within its industry.

Frequently Asked Questions

What is the current stock price of Alliant Energy (LNT)?

The current stock price of Alliant Energy (LNT) is $69.77 as of March 25, 2026.

What is the market cap of Alliant Energy (LNT)?

The market cap of Alliant Energy (LNT) is approximately 17.9B. Learn more about what market capitalization means .

What is the revenue (TTM) of Alliant Energy (LNT) stock?

The trailing twelve months (TTM) revenue of Alliant Energy (LNT) is $4.4B.

What is the net income of Alliant Energy (LNT)?

The trailing twelve months (TTM) net income of Alliant Energy (LNT) is $810.0M.

What is the earnings per share (EPS) of Alliant Energy (LNT)?

The diluted earnings per share (EPS) of Alliant Energy (LNT) is $3.14 on a trailing twelve months (TTM) basis. Learn more about EPS .

What is the operating cash flow of Alliant Energy (LNT)?

The operating cash flow of Alliant Energy (LNT) is $1.2B. Learn about cash flow.

What is the profit margin of Alliant Energy (LNT)?

The net profit margin of Alliant Energy (LNT) is 18.6%. Learn about profit margins.

What is the operating margin of Alliant Energy (LNT)?

The operating profit margin of Alliant Energy (LNT) is 23.5%. Learn about operating margins.

What is the gross margin of Alliant Energy (LNT)?

The gross profit margin of Alliant Energy (LNT) is 85.7%. Learn about gross margins.

What is the current ratio of Alliant Energy (LNT)?

The current ratio of Alliant Energy (LNT) is 0.80, indicating the company's ability to pay short-term obligations. Learn about liquidity ratios.

What is the gross profit of Alliant Energy (LNT)?

The gross profit of Alliant Energy (LNT) is $3.7B on a trailing twelve months (TTM) basis.

What is the operating income of Alliant Energy (LNT)?

The operating income of Alliant Energy (LNT) is $1.0B. Learn about operating income.

What does Alliant Energy Corporation do?

Alliant Energy Corporation is a regulated energy-services company whose primary focus is providing electricity and natural gas to customers in the Midwest. Through its utility subsidiaries, it serves approximately 1,000,000 to 1,010,000 electric customers and about 430,000 natural gas customers in Iowa and Wisconsin.

Where does Alliant Energy operate?

Alliant Energy operates primarily in Iowa and Wisconsin through its public utility subsidiaries Interstate Power and Light Company (IPL) and Wisconsin Power and Light Company (WPL). These utilities provide regulated electric and natural gas service within their respective state service territories.

How is Alliant Energy structured as a company?

Alliant Energy is the parent company of two public utility companies, Interstate Power and Light Company and Wisconsin Power and Light Company, and of Alliant Energy Finance, LLC, which holds its non-utility operations. The utilities are the main contributors to the company’s business and financial results.

On which exchange is Alliant Energy stock traded and what is its ticker symbol?

Alliant Energy Corporation’s common stock is traded on the Nasdaq Global Select Market under the ticker symbol LNT. The company reports that it is a component of the S&P 500 index.

What is Alliant Energy’s dividend track record?

Alliant Energy states that dividends on its common stock have been paid for more than 320 consecutive quarters since 1946. The company is recognized as a member of the S&P 500 Dividend Aristocrats Index, reflecting its long history of dividend payments and increases.

What is Alliant Energy’s mission or core purpose?

Alliant Energy describes its mission as delivering energy solutions and exceptional service that customers and communities count on, safely, efficiently and responsibly. It also states that its core purpose is to serve customers and build stronger communities.

What role do IPL and WPL play within Alliant Energy?

Interstate Power and Light Company (IPL) and Wisconsin Power and Light Company (WPL) are Alliant Energy’s two public energy companies. They provide regulated electric and natural gas service in Iowa and Wisconsin and are the primary operating subsidiaries that support the company’s earnings and capital investment plans.

How does Alliant Energy fund its capital investments?

Alliant Energy and its utility subsidiaries access capital markets through public offerings of securities such as debentures and junior subordinated notes. Company disclosures indicate that proceeds are used to reduce outstanding commercial paper, retire long-term debt and support general corporate purposes, including capital expenditures for projects like solar generation and energy storage.

What types of customers does Alliant Energy serve?

Alliant Energy’s utilities serve a mix of residential, commercial and industrial customers in Iowa and Wisconsin. Company statements specifically reference contracted demand from data centers in IPL’s and WPL’s service areas, indicating service to large commercial and industrial users in addition to other customer classes.

How does Alliant Energy describe its approach to sustainability and community impact?

In its Corporate Responsibility Report, Alliant Energy highlights a balanced mix of energy sources, employee engagement opportunities and its impact on the communities it serves. The company reports financial contributions and volunteer hours from Alliant Energy, its employees, retirees and its charitable foundation, and links these efforts to building stronger, more resilient communities.

What risks and factors does Alliant Energy say can affect its results?

Alliant Energy identifies factors such as regulatory decisions, the ability of IPL and WPL to earn authorized rates of return, weather effects on utility sales, economic conditions in its service territories, fuel and purchased power costs, construction costs and timing, cybersecurity incidents, supply chain conditions, inflation, interest rates and changes in tax laws as potential influences on its financial performance.

Is Alliant Energy considered a major U.S. utility company?

Alliant Energy reports that it is a component of the S&P 500 index and serves approximately 1,000,000 to 1,010,000 electric customers and about 430,000 natural gas customers in Iowa and Wisconsin. Inclusion in the S&P 500 and its large regulated customer base indicate that it is a significant U.S. utility holding company.