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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, Q3 2025

Institutional positions in Alliant Energy Corp as of Sep 30, 2025. 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
790
+27 vs. Q2 2025
Shares held
222.7M
+9.44M (+4.4%) vs. Q2 2025
Total value
$15.0B
+$2.12B (+16.4%) vs. Q2 2025
New holders
88
282 more added
Sold out
61
239 more reduced

11 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 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 holdersQ3 2025: 790 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 heldQ3 2025: $15.0B
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, Q3 2025

Shares, value and share of portfolio for each institution holding Alliant Energy Corp; share changes are against Q2 2025.

Institutions holding LNT in Q3 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Comerica Bank52,045$3.51M0.01%−5,376−9.4%Reduced
Grace & White Inc52,262$3.52M0.62%−8,139−13.5%Reduced
GWN Securities Inc.53,651$3.63M0.84%−2,733−4.8%Reduced
Alpha Omega Wealth Management LLC54,156$3.65M0.61%−36−0.1%Reduced
Public Sector Pension Investment Board55,380$3.73M0.01%+2,544+4.8%Added
Ramirez Asset Management, Inc.55,990$3.77M0.52%+3,614+6.9%Added
IFM Investors Pty Ltd57,640$3.81M0.03%+4,126+7.7%Added
American Century Companies Inc57,257$3.86M0.00%+6,093+11.9%Added
Teacher Retirement System of Texas57,866$3.90M0.02%+16,849+41.1%Added
RSM US Wealth Management LLC57,911$3.90M0.05%+637+1.1%Added
Voya Investment Management LLC58,848$3.97M0.00%−16,738−22.1%Reduced
Benjamin Edwards Inc59,561$4.02M0.05%+59,561New
Cerity Partners LLC61,072$4.12M0.01%+354+0.6%Added
Forsta Ap-Fonden61,100$4.12M0.02%−2,400−3.8%Reduced
MetLife Investment Management63,754$4.30M0.02%+63,754New
Czech National Bank65,265$4.40M0.03%+2,476+3.9%Added
Daiwa Securities Group Inc.66,405$4.48M0.02%−2,329−3.4%Reduced
Delos Wealth Advisors, LLC66,640$4.49M3.03%+6,786+11.3%Added
Morton Community Bank67,333$4.50M1.04%+2,907+4.5%Added
Ensign Peak Advisors, Inc68,280$4.60M0.01%−30,875−31.1%Reduced
State of Michigan Retirement System69,459$4.68M0.02%−400−0.6%Reduced
Dean Investment Associates, LLC69,769$4.70M0.66%−15,954−18.6%Reduced
City State Bank71,995$4.85M1.40%−400−0.6%Reduced
Money Concepts Capital Corp72,757$4.90M0.30%+1,363+1.9%Added
State of Tennessee, Treasury Department73,486$4.95M0.02%+23,106+45.9%Added
Guggenheim Capital LLC74,482$5.02M0.04%−26,384−26.2%Reduced
Zurcher Kantonalbank (Zurich Cantonalbank)74,967$5.05M0.01%+3,184+4.4%Added
Arizona State Retirement System75,828$5.11M0.03%+772+1.0%Added
Wealth Enhancement Advisory Services, LLC75,209$5.12M0.01%+6,750+9.9%Added
United Asset Strategies, Inc.76,672$5.17M0.41%−1,300−1.7%Reduced
Connor, Clark & Lunn Investment Management Ltd.78,422$5.29M0.02%−126,194−61.7%Reduced
O'Shaughnessy Asset Management, LLC80,387$5.42M0.03%+50+0.1%Added
Harbour Investments, Inc.81,916$5.52M0.13%+737+0.9%Added
Thompson Investment Management, Inc.82,063$5.53M0.74%+2,200+2.8%Added
State of New Jersey Common Pension Fund D82,249$5.54M0.02%00.0%Unchanged
Wellington Management Group LLP82,537$5.56M0.00%−102,065−55.3%Reduced
AQR Capital Management LLC84,310$5.64M0.00%−3,561−4.1%Reduced
SG Americas Securities, LLC84,398$5.69M0.02%+57,178+210.1%Added
RWC Asset Management LLP84,584$5.70M0.28%+15,022+21.6%Added
D. E. Shaw & Co., Inc.84,960$5.73M0.00%+84,960New
United Capital Financial Advisers, LLC85,043$5.73M0.04%+1,351+1.6%Added
New England Asset Management Inc85,940$5.79M0.76%+580+0.7%Added
Standard Life Aberdeen plc86,099$5.80M0.01%−9,888−10.3%Reduced
Sagefield Capital LP86,127$5.81M0.65%+6,312+7.9%Added
National Bank of Canada86,145$5.81M0.01%−93,463−52.0%Reduced
Public Employees Retirement System of Ohio86,187$5.81M0.02%+495+0.6%Added
Wealthfront Advisers LLC86,726$5.85M0.01%−630−0.7%Reduced
Nomura Asset Management Co Ltd89,993$6.07M0.02%+4,922+5.8%Added
Alerus Financial NA90,023$6.07M0.31%+5,573+6.6%Added
Brinker Capital Investments, LLC90,520$6.10M0.05%+8,301+10.1%Added
Mirae Asset Global ETFs Holdings Ltd.91,472$6.17M0.01%+17,053+22.9%Added
Cambridge Investment Research Advisors, Inc.91,736$6.18M0.02%−6,255−6.4%Reduced
Jones Financial Companies LLLP95,399$6.31M0.00%+10,265+12.1%Added
Korea Investment CORP94,932$6.40M0.01%−51,942−35.4%Reduced
Resona Asset Management Co.,Ltd.95,109$6.40M0.03%−7,228−7.1%Reduced
Mn Services Vermogensbeheer B.V.96,000$6.47M0.04%00.0%Unchanged
Panagora Asset Management Inc96,957$6.54M0.03%+79,622+459.3%Added
US Bancorp99,371$6.70M0.01%−1,963−1.9%Reduced
Trexquant Investment LP100,059$6.74M0.07%+79,272+381.4%Added
Assenagon Asset Management S.A.104,714$7.06M0.01%+27,976+36.5%Added
Quantinno Capital Management LP105,201$7.09M0.02%+47,068+81.0%Added
New York State Common Retirement Fund106,836$7.20M0.01%−400−0.4%Reduced
Squarepoint Ops LLC108,398$7.31M0.02%−246,665−69.5%Reduced
TD Asset Management Inc110,764$7.47M0.01%−2,273−2.0%Reduced
Creative Planning112,541$7.59M0.01%+33,548+42.5%Added
Treasurer of the State of North Carolina115,482$7.79M0.02%−4,498−3.7%Reduced
SummitTX Capital, L.P.116,754$7.87M0.33%+116,754New
Advisor Group Holdings, Inc.119,307$7.88M0.01%+4,879+4.3%Added
Resolution Capital Ltd118,843$8.01M0.16%+118,843New
BTG Pactual Asset Management US LLC121,268$8.17M0.96%−8,580−6.6%Reduced
Great West Life Assurance Co125,948$8.41M0.01%00.0%Unchanged
Commonwealth Equity Services, LLC127,330$8.58M0.01%+2,732+2.2%Added
Kempen Capital Management N.V.128,520$8.66M0.08%−1,536−1.2%Reduced
Chevy Chase Trust Holdings, Inc.131,847$8.89M0.02%−4,335−3.2%Reduced
Mitsubishi UFJ Trust & Banking Corp137,021$9.24M0.02%−5,640−4.0%Reduced
Westwood Holdings Group Inc.143,508$9.67M0.07%+728+0.5%Added
CIBC Private Wealth Group, LLC144,176$9.72M0.02%−63,951−30.7%Reduced
Prudential Financial Inc144,978$9.77M0.01%−147,193−50.4%Reduced
Sourcerock Group LLC150,000$10.1M0.69%+150,000New
Holocene Advisors, LP153,035$10.3M0.02%−53,262−25.8%Reduced
Van Eck Associates Corp153,097$10.3M0.01%+3,413+2.3%Added
Dorsey & Whitney Trust CO LLC155,247$10.5M0.55%−3,995−2.5%Reduced
Susquehanna Fundamental Investments, LLC158,422$10.7M0.42%−16,800−9.6%Reduced
Asset Management One Co.,Ltd.158,761$10.7M0.03%+5,395+3.5%Added
Susquehanna Portfolio Strategies, LLC159,902$10.8M0.17%−49,620−23.7%Reduced
Freestone Grove Partners LP160,286$10.8M0.08%00.0%Unchanged
Toronto Dominion Bank172,957$11.7M0.02%+64,947+60.1%Added
Stifel Financial Corp181,785$12.3M0.01%−2,952−1.6%Reduced
Allspring Global Investments Holdings, LLC183,008$12.3M0.02%+10,544+6.1%Added
Macquarie Group Ltd182,434$12.3M0.01%+5,415+3.1%Added
Bank of Montreal183,993$12.4M0.01%+4,202+2.3%Added
Cetera Investment Advisers187,463$12.6M0.01%+12,632+7.2%Added
Greenland Capital Management LP193,149$13.0M1.91%−70,481−26.7%Reduced
SEI Investments Co194,948$13.1M0.01%+103,303+112.7%Added
Nisa Investment Advisors, LLC197,576$13.3M0.05%+383+0.2%Added
CIBC Asset Management Inc208,064$14.0M0.04%+5,216+2.6%Added
Man Group plc215,850$14.6M0.03%+167,425+345.7%Added
Epoch Investment Partners, Inc.227,163$15.3M0.08%−6,404−2.7%Reduced
Ameriprise Financial Inc227,826$15.4M0.00%−23,241−9.3%Reduced
Gotham Asset Management, LLC228,004$15.4M0.07%+21,826+10.6%Added