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Company Profile: Alliant Energy Corporation (LNT)

LNT insider trades (13 months) →

$72.12 −1.23% vs. previous close · Market cap $18.71B

Today's multi-factor rank: 322 of 461 · see the ranking

Quant500 Scores
Momentum
4.1/10
Value
5.0/10
Growth
4.6/10
Quality
5.1/10
Multifactor
4.7/10

Market and Valuation

Price & Market

Prev Close Price:$73.02
Open:$72.36
Day's Low:$72.02
Day's High:$73.38
Bid / Ask:-
Market Cap:18.71B
Enterprise Value:31.48B

52-Week Range

52-Week Low:$62.54
52-Week High:$78.81
Current position in 52-week range
52w Low-52w High
50-Day Avg:$67.07
200-Day Avg:$70.58

Volume

Volume Today:2,930,212
Avg Volume (3m):2,675,310
Avg Volume (10d):3,368,750
52-Week Change:+9.66%
vs S&P 500, 52 weeks:-
Beta:0.50

Valuation Multiples

P/E (trailing):20.09

Diluted EPS for the last 12 months: the four quarters ended Sep 30, 2026, from the accounts filed with the SEC on Oct 30, 2026. The P/E is the price divided by that EPS.

P/E (forward):19.60
PEG Ratio:2.24
Price / Book:2.40
Price / Sales (TTM):4.15
EV / Revenue:6.99
EV / EBITDA:16.73

Dividends

Current yield:2.93%
Annual Dividend Rate:$2.14
Dividend Trailing:$2.11
Yield Trailing:2.89%
5-Year Avg Yield:3.13%
Payout Ratio:58.84%
Last Ex-Dividend Date:-

Valuation Context

P/E vs sector (indicative)

Most Recent Quarter:-
Fiscal Year (Next):-

Loading historical OHLCV database...

Financial Statements TTM (Trailing 12 Months)

Income Statement

Total Revenue (TTM):4.50B
Gross Profit:2.03B
EBITDA:1.88B
Net Income (TTM):934.00M
Rev Growth (YoY):+6.20%
Earnings Growth (YoY):+39.50%
Quarterly earnings growth (YoY):+41.60%

Margins

Gross Margin:-
EBITDA Margin:-
Operating Margin:-
Net Margin:-

Per Share

EPS Trailing (TTM):$3.59

Diluted EPS for the last 12 months: the four quarters ended Sep 30, 2026, from the accounts filed with the SEC on Oct 30, 2026. The P/E is the price divided by that EPS.

EPS Forward (Est.):$3.68
Revenue Per Share:$17.45
Cash Per Share:-
Book Value:$30.11
Last Dividend:-
Ex-Dividend Date:-
Last Split:-

Balance Sheet & Liquidity

Total cash:26.00M
Total Debt:12.56B
Net Debt (Debt - Cash):12.54B
Debt / Equity:160.90%
Current Ratio:0.51
Quick Ratio:0.22

Cash Flows

Operating Cash Flow:1.18B
Free Cash Flow (FCF):−1.53B
FCF Yield (FCF / Market Cap):-
Enterprise Value:31.48B
EV / Revenue:6.99
EV / EBITDA:16.73

Profitability

ROE (Return on Equity):12.36%
ROA (Return on Assets):2.47%
P/E (trailing):20.09
P/E (forward):19.60
Price / Book:2.40
PEG Ratio:2.24
52-Week Change:+9.66%
S&P 500 change, 52 weeks:+11.37%

Historical Evolution (Last 4 Years)

Income Statement

Balance Sheet

Cash Flow

EPS and Earnings Per Share

Key EPS Metrics

EPS Trailing (TTM):$3.59

Diluted EPS for the last 12 months: the four quarters ended Sep 30, 2026, from the accounts filed with the SEC on Oct 30, 2026. The P/E is the price divided by that EPS.

EPS Forward (Est.):$3.68
P/E (forward):19.60
PEG Ratio:2.24

Growth and Margins

Earnings Growth YoY:-
Quarterly Earnings Growth YoY:-
Rev Growth YoY:-
Net Margin:-
Gross Margin:-
EBITDA Margin:-

Per Share

Revenue Per Share:$17.45
Cash Per Share:-
Book Value:$30.11

Cash Flows (TTM)

Free Cash Flow:−1.53B
Operating Cash Flow:1.18B
EBITDA:1.88B
Total Revenue (TTM):4.50B
Net Income (TTM):934.00M
Fiscal Year (Last):-

EPS Surprise History - Last 4 Quarters

Actual vs. Analyst Estimates · Green = beat expectations · Red = missed

Quarter Period Actual EPS Estimated EPS Difference Surprise % Currency

Ownership Structure

Ownership Distribution

% Insiders:-
% Institutional:-
% Inst. (of Float):-
No. of Institutions:-
Visual distribution
InsidersInstitutionalFree Float

Shares & Short Interest

Shares Outstanding:259,361,652
Float (free shares):258,516,133
Short interest (shares):27,416,367
Short % of float:-
Short Ratio (days to cover):9.45
Short interest, prior month:-
Short Interest Date:-

Governance Score (1=Best, 10=Worst)

Overall risk:-
Audit Risk:-
Board risk:-
Compensation Risk:-
Shareholder rights risk:-

Top Institutional Holders

Position Change: ▲ Increased · ▼ Reduced · = Unchanged

Organization Report Date % Shares No. Shares Value (USD) Change %

Top Mutual Funds

Position Change: ▲ Increased ▼ Decreased = Unchanged

Fund Report Date % Shares No. Shares Value (USD) Change %

Recent Insider Trades

Executive / Insider Title Date Action Shares

Options Chain

CALLS

StrikeLastBidAskVol.O.I.IV

PUTS

StrikeLastBidAskVol.O.I.IV

Alliant Energy Corporation (LNT) SEC filings: 10-K, 10-Q and 8-K

Direct links to financial reports filed with the SEC.

Type Date Official link
8-K2026-10-30View filing ↗
8-K2026-10-28View filing ↗
8-K2026-08-21View filing ↗
8-K2026-07-31View filing ↗
11-K2026-06-16View filing ↗
8-K2026-05-21View filing ↗
8-K2026-05-01View filing ↗
DEFA14A2026-03-31View filing ↗
8-K2026-03-19View filing ↗
8-K2026-03-04View filing ↗

Company and Executive Profile

Alliant Energy Corporation operates as a utility holding company that provides regulated electric and natural gas services in the United States. It operates through IPL and WPL segments. The company's IPL segment engages primarily in the generation and distribution of electricity and the distribution and transportation of natural gas to retail customers in select markets in Iowa. This segment also sells electricity to wholesale customers in Minnesota, Illinois and Iowa; and generates and distributes steam for two customers in Cedar Rapids, Iowa. Its WPL segment generates and distributes electricity, and distributes and transports natural gas to retail customers in select markets in Wisconsin; and sells electricity to wholesale customers in Wisconsin. It serves retail customers in the farming, agriculture, industrial manufacturing, chemical, packaging, and food industries, as well as wholesale customers comprising municipalities and rural electric cooperatives. In addition, the company owns and operates a short-line rail freight service in Iowa; a Mississippi River barge, rail, and truck freight terminal in Illinois; freight brokerage services; wind turbine blade recycling services; and a rail-served warehouse in Iowa. Further, it holds interests in a natural gas-fired electric generating unit near Sheboygan Falls, Wisconsin; and a wind farm located in Oklahoma. The company was formerly known as Interstate Energy Corp. and changed its name to Alliant Energy Corporation in May 1999. Alliant Energy Corporation is headquartered in Madison, Wisconsin.

General Information

Headquarters:United States
City:Madison
Employees:2,948
Sector:Utilities
Industry:Utilities - Regulated Electric
Website:-

Key Executives

NameTitleAgeTotal pay
Ms. Lisa M. BartonPresident, CEO & Director593.53M
Mr. Robert J. Durian CPAExecutive VP & CFO541.73M
Mr. Rajagopalan SundararajanExecutive VP & Chief Strategy Officer501.74M
Mr. Antonio P. SmythExecutive Vice President of Power Generation & Gas Strategy481.71M
Mr. Dylan M. SyseChief Accounting Officer & Controller39-
Ms. Melissa A. KehoeVice President of Strategic Financial Planning & Investor Relations40-
Ms. Amy L. CralamVP & General Counsel--
Ms. Aimee L. DavisVice President of Marketing, Communications & Customer Operations52-

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Alliant Energy Corporation (LNT): Quantitative Analysis

Alliant Energy Corporation (LNT) — Utilities — Utilities - Regulated Electric. LNT is in the S&P 500 today. Model factor scores and market data, recalculated every trading day.

So far in 2026, LNT has returned +14.2% against +11.4% for the S&P 500 (SPY): total return, dividends included on both sides, from Dec 31, 2025 to Nov 3, 2026.

LNT ranks 322 of 461 on today's multifactor score, and 13 of the 31 Utilities companies that score. Its strongest factor is quality (Z 0.03, ranked 192 of 468); its weakest is momentum (Z -0.55, ranked 344 of 494). Each factor ranks only the companies with data for it, and the multifactor score only those with all four: that is why the totals differ.

Factor scores

The Z-Score is how many standard deviations the company sits from the index average: 0 is average, positive is better than average, negative is worse.

FactorZ-ScoreRank
Multifactor-0.197322 of 461
Momentum-0.554344 of 494 ↑11
Value-0.021208 of 489
Quality0.033192 of 468
Growth-0.248299 of 489

Market data

MetricValue
Price$72.12
Market Cap18.71B
P/E20.09
Revenue (last 12 months)4.50B
Price / book2.40
Book value per share$30.11
52-week range$62.54 – $78.81
Dividend yield2.93%
Beta0.50
Average volume2,675,310
Shares outstanding259.36M
Short interest (% of float)12.09% (as of Oct 15, 2026)

When does LNT report earnings? 12 of its last 12, after the close →

What are LNT insiders doing? 17 transactions filed with the SEC, of them 1 sell, the last one on Aug 10, 2026 →

LNT latest SEC filings

Filing dates on EDGAR, the SEC's public registry. All LNT filings on EDGAR.

Guides: How to read a Quant500 company page · What the S&P 500 is · P/E ratio explained · 10-K, 10-Q and 8-K · all guides

Frequently asked questions about Alliant Energy (LNT)

When does Alliant Energy report earnings?

Alliant Energy has no announced date in the Nasdaq public calendar checked (Nov 3, 2026 to Dec 7, 2026). Of its last 12 earnings announcements: 12 after the close (SEC filings through Oct 29, 2026). LNT earnings dates and times, quarter by quarter →

What is Alliant Energy's P/E ratio?

Alliant Energy's P/E (price over earnings per share for the last twelve months) is 20.1 at the Nov 3, 2026 close. That EPS is the 12-month diluted figure from the SEC, the four quarters ended Sep 30, 2026. The median of the 31 Utilities companies with a P/E is 21.1, and the S&P 500's, 23.5: Alliant Energy is below its sector median. Utilities stocks, company by company →

Where does Alliant Energy rank on Quant500?

In the Nov 3, 2026 multi-factor ranking, Alliant Energy ranks 322 of 461, and 13 of the 31 Utilities companies that score. The ranking orders S&P 500 companies by the average of four factors (momentum, value, quality and growth) and is recalculated every trading day. It is a model output, not investment advice. The full ranking → How it is calculated →

Have Alliant Energy insiders bought or sold shares?

SEC Form 4 shows no open-market purchase of Alliant Energy shares from August 2025 through Nov 3, 2026. The latest sale was on Aug 10, 2026, by an officer, for $7. In total, from August 2025 through Nov 3, 2026: 0 purchases and 1 sale by directors, officers and large shareholders. All LNT insider trades →

Does Alliant Energy pay a dividend?

Yes. Its dividend yield is 2.93% at the Nov 3, 2026 close (annual dividend of $2.14 per share). The latest recorded ex-dividend date is Oct 30, 2026.

What sector is Alliant Energy in, and which index?

Alliant Energy is classified in the Utilities sector (industry: Utilities - Regulated Electric), per the data provider's classification (similar to GICS, not identical). It is in the S&P 500 today. It is one of the 31 S&P 500 companies in that sector. Utilities stocks →

What is behind these numbers

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Data as of Nov 3, 2026. Source: point-in-time SEC fundamentals and closing prices. Method and formulas are on the home page.

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