What is the 13F Pro Quality Score for LNT?

13F Pro ranks ALLIANT ENERGY CORP (LNT) on the 13F Pro Quality Score, a 0–100 composite of 32 fundamental signals including return on invested capital, free cash flow consistency, balance-sheet strength, earnings quality, growth durability, and valuation discipline. The score refreshes after each 10-K and 10-Q filing on SEC EDGAR. View LNT's current score at https://13fpro.ai/company/LNT (free sign-up required for the full ranking).

Which hedge funds own the most LNT stock?

Based on the most recent Form 13F-HR filings on SEC EDGAR, the largest reported institutional holders of LNT include BlackRock,, STATE STREET, VANGUARD CAPITAL MANAGEMENT. Holdings are reported quarterly within 45 days of quarter-end and updated on https://13fpro.ai/company/LNT as soon as new 13F filings post.

Where does 13F Pro source LNT data?

All ALLIANT ENERGY CORP fundamentals and ownership data come directly from SEC EDGAR. ALLIANT ENERGY CORP files with the SEC under CIK 352541. 13F Pro ingests XBRL financial facts from 10-K and 10-Q filings, Form 13F-HR institutional holdings, and Form 4 insider transactions, with no third-party rewrites or estimates.

What sector is LNT in?

ALLIANT ENERGY CORP (LNT) is classified in the Utilities sector. 13F Pro publishes sector-level fund flow analysis and quality leaders at https://13fpro.ai/research/sector/utilities.

How often is LNT research updated on 13F Pro?

LNT's fundamentals refresh within hours of each new 10-K or 10-Q filing on SEC EDGAR. Institutional ownership updates after each quarterly 13F filing window. Insider transactions update after each Form 4 filing. The 13F Pro Quality Score recalculates after every fundamentals refresh.

ALLIANT ENERGY CORP(LNT)Stock Analysis

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13F Pro Quality Score

53.6/100

Rank #1,379 of 2,961 stocksTOP 50%

View Utilities peers →

Rankings refresh quarterly once 80% of peers have filed (~45 days after quarter-end). Next update: ~Nov 14, 2026.

Revenue Growth

43.9/100

Profitability

75.8/100

Balance Sheet

60.3/100

Earnings Quality

21.3/100

Free Cash Flow

15.5/100

Institutional Flow

98.4/100

Revenue Scale

76.4/100

Dilution Risk

75.0/100

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Why LNT Scores 54/100

exact factor attribution · 2026-09-11

LNT's composite is driven by scale and profitability, held back by free cash flow and earnings quality. Bars show each factor's exact push vs. a median company, using the same weights the ranking engine applies.

Scale

+4.0 pts

76th pct

Profitability

+3.9 pts

76th pct

Institutional flow

+2.4 pts

98th pct

Shareholder dilution

+1.3 pts

75th pct

Capital efficiency

+1.0 pts

60th pct

Earnings growth

+0.4 pts

57th pct

Revenue growth

-1.2 pts

44th pct

Earnings quality

-2.9 pts

21th pct

Free cash flow

-5.2 pts

16th pct

Factor percentiles are cross-sectional ranks across the ~2,800-stock scored universe, computed from SEC EDGAR filings. Not investment advice.

LNT Stock Analysis & AI Quality Score

Data updated 2026-09-11

AI stock analysis and institutional research for ALLIANT ENERGY CORP (LNT), a Utilities sector company. 13F Pro's AI-powered ranking engine scores LNT at 53.6/100 on a 32-signal composite quality model, placing it at rank #1,379 of 2,961 stocks — the top half of the AI-ranked universe. LNT scores in the top quartile across institutional flow (98.4), revenue scale (76.4), profitability (75.8). Areas of concern include free cash flow (15.5) and earnings quality (21.3), which score below median versus the broader universe. Based on the latest XBRL financial filings (Q1 2026), ALLIANT ENERGY CORP reports quarterly revenue of $1.2B, net income of $224.0M, an operating margin of 21.0%. Top institutional holders of LNT by reported 13-F value include BlackRock, STATE STREET, VANGUARD CAPITAL MANAGEMENT, based on the most recent SEC filings. LNT trades on the Nasdaq exchange and files with the SEC under CIK 352541. 13F Pro's AI research platform runs 10 specialized AI analysts — value, growth, momentum, macro, and activist specialists — that debate LNT daily and publish AI-generated analysis with cited SEC sources. The platform aggregates historical XBRL financial facts, 10-Q and 10-K filings, insider Form 4 transactions, and institutional 13-F holdings for ALLIANT ENERGY CORP directly from SEC EDGAR. ALLIANT ENERGY CORP's 13F Pro composite quality score has ranged between 38 and 59 since 2021, currently 53.6 — a stable long-term trajectory across 67 quarterly and live scoring snapshots.

✦

Fun facts about ALLIANT ENERGY CORP

Quirks, history, and lore behind LNT — the kind of stuff that makes a stock memorable.

1
The Basics
A regulated electric and gas utility · mid-cap · listed on Nasdaq · headquartered in the Upper Midwest.
2
The Numbers
Serves roughly one million electric customers and nearly half a million natural gas customers, with annual revenue in the low single-digit billions.
3
The History
Traces its roots to Iowa and Wisconsin utility companies consolidated over the 20th century, eventually forming a holding company that now spans two Midwestern states.
4
The Secret
It has been steadily shifting its generation mix toward wind and solar, aiming to retire coal plants well ahead of what regulators require — a bold bet for a plain-vanilla rate-regulated utility.
5
The Lore
Its service territory sits in the heart of America's Dairyland and the Hawkeye State — meaning it literally keeps the lights on for corn fields and cheese factories.
6
The Giveaway
The ticker rhymes with a London landmark, and the company's name is a portmanteau of its two home states: Iowa and Wisconsin — it's been keeping the cheese and corn belt electrified for generations.

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Revenue

Q1 2026

$1.2B

Net Income

Q1 2026

$224.0M

Free Cash Flow

Q1 2026

$26.0M

Operating Margin

Q1 2026

21.0%

ROIC

Q1 2026

5.3%

D/E Ratio

Q1 2026

1.54

Period

Revenue & Net Income

Earnings Per Share

Key Financials Over Time

Export Financial Table · Pro

Revenue

+9.6% YoY

$4.36BFY 2025

FY22 $4.21BFY23 $4.03BFY24 $3.98BFY25 $4.36B

Net Income

+17.4% YoY

$810.0MFY 2025

FY22 $686.0MFY23 $703.0MFY24 $690.0MFY25 $810.0M

Operating Income

+15.7% YoY

$1.02BFY 2025

FY22 $928.0MFY23 $943.0MFY24 $886.0MFY25 $1.02B

EPS (Diluted)

+16.7% YoY

$3.14FY 2025

FY22 $2.73FY23 $2.78FY24 $2.69FY25 $3.14

Total Assets

+10.0% YoY

$24.99BFY 2025

FY22 $20.16BFY23 $21.24BFY24 $22.71BFY25 $24.99B

Total Debt

+22.1% YoY

$12.03BFY 2025

FY22 $8.08BFY23 $9.03BFY24 $9.85BFY25 $12.03B

Op. Cash Flow

+0.2% YoY

$1.17BFY 2025

FY22 $486.0MFY23 $867.0MFY24 $1.17BFY25 $1.17B

Free Cash Flow

—FY 2025

FY22 $-998.0MFY23 —FY24 —FY25 —

Metric	FY 2025	FY 2024	FY 2023	FY 2022	FY 2021	FY 2020
Revenue	$4.36B +9.6%	$3.98B -1.1%	$4.03B -4.2%	$4.21B +14.6%	$3.67B +7.4%	$3.42B
Net Income	$810.0M +17.4%	$690.0M -1.8%	$703.0M +2.5%	$686.0M +1.8%	$674.0M +8.0%	$624.0M
Operating Income	$1.02B +15.7%	$886.0M -6.0%	$943.0M +1.6%	$928.0M +16.7%	$795.0M +7.4%	$740.0M
EPS (Diluted)	$3.14 +16.7%	$2.69 -3.2%	$2.78 +1.8%	$2.73 +3.8%	$2.63 +6.5%	$2.47
Total Assets	$24.99B +10.0%	$22.71B +7.0%	$21.24B +5.3%	$20.16B +8.7%	$18.55B +4.8%	$17.71B
Total Debt	$12.03B +22.1%	$9.85B +9.0%	$9.03B +11.9%	$8.08B +9.6%	$7.37B +8.7%	$6.78B
Operating Cash Flow	$1.17B +0.2%	$1.17B +34.6%	$867.0M +78.4%	$486.0M -16.5%	$582.0M +16.2%	$501.0M
Free Cash Flow	—	—	—	$-998.0M -70.0%	$-587.0M +32.1%	$-865.0M

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Available Research

13F Pro tracks comprehensive data for ALLIANT ENERGY CORP including:

SEC EDGAR filings (10-K, 10-Q, 8-K)

XBRL financial facts (revenue, EPS, margins)

Insider transactions (Form 4)

Institutional 13F holdings

Quality rankings (32 signals)

AI analyst debates & daily meetings

Historical financial trends

Peer comparison & sector analysis

Top Institutional Holders of LNT

BlackRock, Inc.
$1.9B24,986,672 sh
STATE STREET CORP
$1.3B17,571,998 sh
VANGUARD CAPITAL MANAGEMENT LLC
$1.3B16,861,714 sh
VANGUARD PORTFOLIO MANAGEMENT LLC
$1.1B14,386,177 sh
PRICE T ROWE ASSOCIATES INC /MD/
$878.5M11,515,298 sh
Jupiter Topco LLC
$837.5M10,977,426 sh
Nuveen, LLC
$602.0M7,890,946 sh
GEODE CAPITAL MANAGEMENT, LLC
$563.0M7,407,445 sh
MASSACHUSETTS FINANCIAL SERVICES CO /MA/
$533.8M6,936,512 sh
VICTORY CAPITAL MANAGEMENT INC
$491.5M6,442,409 sh

Fund	Value	Shares
BlackRock, Inc.	$1.9B	24,986,672
STATE STREET CORP	$1.3B	17,571,998
VANGUARD CAPITAL MANAGEMENT LLC	$1.3B	16,861,714
VANGUARD PORTFOLIO MANAGEMENT LLC	$1.1B	14,386,177
PRICE T ROWE ASSOCIATES INC /MD/	$878.5M	11,515,298
Jupiter Topco LLC	$837.5M	10,977,426
Nuveen, LLC	$602.0M	7,890,946
GEODE CAPITAL MANAGEMENT, LLC	$563.0M	7,407,445
MASSACHUSETTS FINANCIAL SERVICES CO /MA/	$533.8M	6,936,512
VICTORY CAPITAL MANAGEMENT INC	$491.5M	6,442,409

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Is LNT a good stock to buy?

13F Pro's AI-powered analysis of ALLIANT ENERGY CORP (LNT) draws on SEC EDGAR-sourced fundamentals, institutional 13F holdings, and insider Form 4 transactions in the Utilities sector (listed on Nasdaq). The 32-signal AI Quality Score, current rank, and full bull/bear verdict for LNT are available on the LNT stock profile dashboard — with the same data, AI insights, ratios, and institutional activity refreshed after every 10-K, 10-Q, 13F, and Form 4 filing. LNT is classified as a large company.

Which hedge funds own LNT?

Institutional investors are required to disclose their holdings quarterly via SEC Form 13F. 13F Pro aggregates these filings to show which hedge funds, mutual funds, and asset managers are buying or selling LNT. Combined with insider transaction data from Form 4 filings and AI-powered analysis from 10 specialized research agents, 13F Pro provides a comprehensive view of ALLIANT ENERGY CORP's investment landscape.