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Alliant Energy Corp

LNT
Exchange
Nasdaq
Industry
Electric & Other Services Combined
SEC CIK
0000352541

In the last 90 days, Alliant Energy Corp insiders filed 0 open-market purchases and 1 sale; 883 institutions reported holding it in 13F filings for Q2 2026, worth $19.3B in total; no superinvestor holds it.

13F holders, Q1 2026

Institutional positions in Alliant Energy Corp as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
858
+42 vs. Q4 2025
Shares held
239.0M
+42.5M (+21.6%) vs. Q4 2025
Total value
$17.1B
+$4.37B (+34.2%) vs. Q4 2025
New holders
106
308 more added
Sold out
64
269 more reduced

18 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting LNT on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ1 2026: 858 institutions
Q1 2021: 547 institutionsQ2 2021: 575 institutionsQ3 2021: 583 institutionsQ4 2021: 614 institutionsQ1 2022: 633 institutionsQ2 2022: 659 institutionsQ3 2022: 627 institutionsQ4 2022: 661 institutionsQ1 2023: 638 institutionsQ2 2023: 635 institutionsQ3 2023: 615 institutionsQ4 2023: 653 institutionsQ1 2024: 631 institutionsQ2 2024: 658 institutionsQ3 2024: 682 institutionsQ4 2024: 718 institutionsQ1 2025: 776 institutionsQ2 2025: 774 institutionsQ3 2025: 790 institutionsQ4 2025: 834 institutionsQ1 2026: 858 institutionsQ2 2026: 883 institutions
Value heldQ1 2026: $17.1B
Q1 2021: $10.2BQ2 2021: $10.6BQ3 2021: $10.5BQ4 2021: $11.6BQ1 2022: $11.8BQ2 2022: $10.9BQ3 2022: $10.1BQ4 2022: $10.5BQ1 2023: $10.3BQ2 2023: $10.3BQ3 2023: $9.71BQ4 2023: $10.5BQ1 2024: $10.3BQ2 2024: $10.4BQ3 2024: $12.6BQ4 2024: $12.6BQ1 2025: $13.4BQ2 2025: $12.9BQ3 2025: $15.0BQ4 2025: $15.0BQ1 2026: $17.1BQ2 2026: $19.3B
Institutions holding LNT and their total value by quarter
QuarterHoldersValue
Q2 2026883$19.3B
Q1 2026858$17.1B
Q4 2025834$15.0B
Q3 2025790$15.0B
Q2 2025774$12.9B
Q1 2025776$13.4B
Q4 2024718$12.6B
Q3 2024682$12.6B
Q2 2024658$10.4B
Q1 2024631$10.3B
Q4 2023653$10.5B
Q3 2023615$9.71B
Q2 2023635$10.3B
Q1 2023638$10.3B
Q4 2022661$10.5B
Q3 2022627$10.1B
Q2 2022659$10.9B
Q1 2022633$11.8B
Q4 2021614$11.6B
Q3 2021583$10.5B
Q2 2021575$10.6B
Q1 2021547$10.2B

Institutions, Q1 2026

Shares, value and share of portfolio for each institution holding Alliant Energy Corp; share changes are against Q4 2025.

Institutions holding LNT in Q1 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Oakworth Capital, Inc.1,813$130.1K0.01%00.0%Unchanged
Mather Group, LLC.1,859$133.4K0.00%+1,859New
AdvisorNet Financial, Inc1,868$134.0K0.01%+5+0.3%Added
Park National Corp1,940$139.2K0.00%+1,940New
MAI Capital Management1,953$140.1K0.00%+189+10.7%Added
Private Wealth Asset Management, LLC1,957$140.4K0.02%−6−0.3%Reduced
N.E.W. Advisory Services LLC1,994$143.1K0.01%+622+45.3%Added
EverSource Wealth Advisors, LLC2,082$149.4K0.00%+623+42.7%Added
FIL Ltd2,090$150.0K0.00%−851−28.9%Reduced
Whittier Trust Co of Nevada Inc2,134$154.6K0.00%−37−1.7%Reduced
JNBA Financial Advisors2,161$155.1K0.01%00.0%Unchanged
Mark Sheptoff Financial Planning, LLC2,150$157.1K0.08%00.0%Unchanged
Tema ETFs LLC2,191$157.2K0.01%+7+0.3%Added
Dorato Capital Management2,274$166.0K0.12%00.0%Unchanged
10Elms LLP2,388$171.4K0.11%00.0%Unchanged
Massmutual Trust Co FSB2,552$183.1K0.00%−35−1.4%Reduced
Steward Partners Investment Advisory, LLC2,564$184.0K0.00%+59+2.4%Added
Hantz Financial Services, Inc.2,650$190.0K0.00%−163−5.8%Reduced
Signature Equity Partners, LLC2,704$194.1K0.10%+572+26.8%Added
Guinness Asset Management LTD2,710$194.5K0.00%+992+57.7%Added
Virtus Investment Advisers, Inc.2,722$195.3K0.05%+222+8.9%Added
NBT Bank N A2,741$196.7K0.01%+2,611+2,008.5%Added
Palumbo Wealth Management LLC2,795$200.6K0.05%+2,795New
Vontobel Holding Ltd.2,803$201.1K0.00%+2,803New
Legacy Financial Group LLC2,839$203.7K0.03%−182−6.0%Reduced
Hanlon Investment Management, Inc.2,841$203.9K0.11%+2,841New
LaFleur & Godfrey LLC2,861$205.3K0.03%+2,861New
Farmers & Merchants Investments Inc2,872$206.1K0.01%−507−15.0%Reduced
Great Valley Advisor Group, Inc.2,871$206.3K0.00%−291−9.2%Reduced
BNP PARIBAS ASSET MANAGEMENT Holding S.A.2,911$208.9K0.00%−6,245−68.2%Reduced
Sowell Financial Services LLC2,913$209.0K0.01%−1,110−27.6%Reduced
FourThought Financial Partners, LLC2,924$209.8K0.02%+2,924New
Sigma Planning Corp2,926$210.0K0.01%−1,807−38.2%Reduced
Larson Financial Group LLC2,962$212.6K0.01%−58−1.9%Reduced
DAGCO, Inc.2,976$213.5K0.05%+21+0.7%Added
Kingswood Wealth Advisors, LLC2,993$214.8K0.01%−278−8.5%Reduced
Root Financial Partners, LLC3,009$215.9K0.01%+327+12.2%Added
Livforsakringsbolaget Skandia, Omsesidigt3,033$217.6K0.01%00.0%Unchanged
CIBC World Markets Inc.3,034$217.7K0.00%+3,034New
Adapt Wealth Advisors, LLC3,035$217.8K0.08%+3,035New
Sanders Morris Harris LLC3,050$218.9K0.03%+3,050New
Wedmont Private Capital3,046$222.3K0.01%+3,046New
CX Institutional3,113$223.0K0.01%+131+4.4%Added
Smith, Salley & Associates3,112$223.3K0.01%00.0%Unchanged
C2P Capital Advisory Group, LLC d.b.a. Prosperity Capital Advisors3,158$226.6K0.01%+24+0.8%Added
Crumly & Associates Inc.3,163$227.0K0.05%00.0%Unchanged
First Citizens Financial Corp3,178$228.1K0.11%00.0%Unchanged
Trust Point Inc.3,181$228.3K0.02%00.0%Unchanged
WBH Advisory Inc3,182$228.9K0.02%+10.0%Added
Oxbow Advisors, LLC3,200$229.6K0.02%−1,716−34.9%Reduced
Van Diest Capital, LLC3,217$230.9K0.18%−2,006−38.4%Reduced
Chesapeake Wealth Management3,220$231.1K0.07%−50−1.5%Reduced
New Perspectives, Inc3,224$231.4K0.08%00.0%Unchanged
Wisconsin Wealth Advisors, LLC3,228$231.6K0.23%+3,228New
Two Sigma Securities, LLC3,266$234.4K0.03%+3,266New
Journey Strategic Wealth LLC3,273$234.9K0.01%+3,273New
Choate Investment Advisors3,288$235.9K0.00%+3,288New
NorthRock Partners, LLC3,288$236.0K0.00%+3,288New
RiverFront Investment Group, LLC3,297$236.6K0.00%+10+0.3%Added
Rise Advisors, LLC3,302$237.6K0.08%−122−3.6%Reduced
Capital City Trust Co3,328$238.8K0.05%00.0%Unchanged
North Star Asset Management Inc3,334$239.3K0.01%+40+1.2%Added
Brown Brothers Harriman & Co3,340$239.7K0.00%+1,153+52.7%Added
Total Clarity Wealth Management, Inc.3,370$241.8K0.06%00.0%Unchanged
Index Technologies Group LLC3,380$242.5K0.26%+23+0.7%Added
Evergreen Capital Management LLC3,397$243.8K0.01%−52−1.5%Reduced
Valtinson Bruner Financial Planning LLC3,399$243.9K0.07%+13+0.4%Added
KMG Fiduciary Partners, LLC3,422$245.6K0.02%00.0%Unchanged
CFC Planning Co LLC3,436$246.6K0.18%−461−11.8%Reduced
Wealth Watch Advisors, INC3,443$247.1K0.10%+4+0.1%Added
Great Waters Wealth Management3,447$247.4K0.03%00.0%Unchanged
Advisory Services Network, LLC3,460$248.2K0.00%+188+5.7%Added
Stonehaven Wealth & Tax Solutions, LLC3,465$248.6K0.22%+355+11.4%Added
Smith, Moore & Co.3,500$251.2K0.02%−400−10.3%Reduced
Cedar Point Capital Partners, LLC3,518$252.5K0.16%−200−5.4%Reduced
Longboard Asset Management, LP3,522$252.7K4.37%00.0%Unchanged
Latitude Advisors, LLC3,529$253.2K0.12%00.0%Unchanged
Occudo Quantitative Strategies LP3,468$254.7K0.01%−27,602−88.8%Reduced
Welch Group, LLC3,552$254.9K0.01%−157−4.2%Reduced
Concurrent Investment Advisors, LLC3,565$255.8K0.00%+3,565New
Sigma Investment Counselors Inc3,580$256.9K0.01%00.0%Unchanged
Strategic Financial Concepts, LLC3,604$258.6K0.06%00.0%Unchanged
Ethos Financial Group, LLC3,609$259.0K0.02%+434+13.7%Added
Calton & Associates, Inc.3,610$259.1K0.04%+99+2.8%Added
Richmond Investment Services, LLC3,621$259.8K0.04%+3,621New
TD Waterhouse Canada Inc.3,628$261.0K0.00%+2,548+235.9%Added
Allworth Financial LP3,667$263.2K0.00%+413+12.7%Added
Cullen/Frost Bankers, Inc.3,690$264.8K0.00%−4,081−52.5%Reduced
Accredited Investors Inc.3,713$266.4K0.01%+26+0.7%Added
Addison Advisors LLC3,718$266.8K0.06%+9+0.2%Added
Excelsior Advisor Network LLC3,738$268.3K0.10%+3,738New
Sagewood Asset Management LP3,769$270.5K0.08%+3,769New
HM Payson & Co3,797$272.5K0.00%00.0%Unchanged
Smartleaf Asset Management LLC3,831$273.9K0.01%+401+11.7%Added
Johnson Financial Group, Inc.3,827$274.6K0.01%−600−13.6%Reduced
Teacher Retirement System of Texas3,836$275.3K0.00%−4,667−54.9%Reduced
Balyasny Asset Management LLC3,837$275.3K0.00%−10−0.3%Reduced
Sound View Wealth Advisors Group, LLC3,839$275.5K0.02%−5−0.1%Reduced
Washington Trust Advisors, Inc.3,866$277.4K0.02%00.0%Unchanged
Gradient Investments LLC3,890$279.1K0.00%00.0%Unchanged