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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, Q4 2025

Institutional positions in Alliant Energy Corp as of Dec 31, 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
834
+53 vs. Q3 2025
Shares held
231.1M
+8.48M (+3.8%) vs. Q3 2025
Total value
$15.0B
+$18.0M (+0.1%) vs. Q3 2025
New holders
111
311 more added
Sold out
58
242 more reduced

9 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 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 holdersQ4 2025: 834 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 heldQ4 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, Q4 2025

Shares, value and share of portfolio for each institution holding Alliant Energy Corp; share changes are against Q3 2025.

Institutions holding LNT in Q4 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Olistico Wealth, LLC40,238$2.62M1.28%00.0%Unchanged
Pathstone Holdings, LLC40,395$2.63M0.01%+9,289+29.9%Added
NBC Securities, Inc.40,631$2.64M0.20%−31−0.1%Reduced
Universal- Beteiligungs- und Servicegesellschaft mbH40,746$2.65M0.00%+1,733+4.4%Added
Coldstream Capital Management Inc40,930$2.66M0.03%−578−1.4%Reduced
Fifth Third Bancorp41,395$2.69M0.01%+1,087+2.7%Added
MidWestOne Financial Group, Inc.41,859$2.72M0.30%−140−0.3%Reduced
Utah Retirement Systems42,171$2.74M0.03%00.0%Unchanged
Studio Investment Management LLC42,222$2.74M0.50%−138−0.3%Reduced
Hennion & Walsh Asset Management, Inc.42,604$2.77M0.10%+4,228+11.0%Added
Landscape Capital Management, L.L.C.42,892$2.79M0.19%−8,469−16.5%Reduced
Atria Investments LLC43,666$2.84M0.03%+1,274+3.0%Added
Woodline Partners LP43,856$2.85M0.01%+9,895+29.1%Added
Mirae Asset Global Investments Co., Ltd.43,872$2.85M0.01%+8,908+25.5%Added
DekaBank Deutsche Girozentrale52,190$2.86M0.01%00.0%Unchanged
Abc Arbitrage SA44,055$2.86M0.27%+44,055New
Janney Montgomery Scott LLC44,112$2.87M0.01%−1,289−2.8%Reduced
Merit Financial Group, LLC44,187$2.87M0.02%+32,300+271.7%Added
Alpha Omega Wealth Management LLC44,250$2.88M0.48%−9,906−18.3%Reduced
Yousif Capital Management, LLC43,165$2.90M0.03%−1,792−4.0%Reduced
Xponance, Inc.44,682$2.90M0.02%+2,020+4.7%Added
HighTower Advisors, LLC45,446$2.95M0.00%−1,693−3.6%Reduced
British Columbia Investment Management Corp45,510$2.96M0.02%+8,592+23.3%Added
Kestra Advisory Services, LLC45,979$2.99M0.01%+31,000+207.0%Added
Amalgamated Bank47,599$3.09M0.02%−2,281−4.6%Reduced
Forsta Ap-Fonden48,200$3.13M0.02%−12,900−21.1%Reduced
Aquatic Capital Management LLC48,397$3.15M0.09%+685+1.4%Added
J.W. Cole Advisors, Inc.50,124$3.17M0.08%+5,107+11.3%Added
ProShare Advisors LLC49,154$3.20M0.01%+3,518+7.7%Added
The PNC Financial Services Group, Inc.49,388$3.21M0.00%+248+0.5%Added
Comerica Bank49,531$3.22M0.01%−2,514−4.8%Reduced
Welch & Forbes LLC50,264$3.27M0.04%00.0%Unchanged
Cerity Partners LLC50,561$3.29M0.00%−10,511−17.2%Reduced
M&T Bank Corp51,486$3.35M0.01%+1,710+3.4%Added
Fuller & Thaler Asset Management, Inc.51,481$3.35M0.01%+752+1.5%Added
Quest Partners LLC52,354$3.40M0.19%+32,860+168.6%Added
Qsemble Capital Management, LP53,642$3.49M0.29%+34,601+181.7%Added
Voya Investment Management LLC54,249$3.53M0.00%−4,599−7.8%Reduced
Ensign Peak Advisors, Inc54,403$3.54M0.01%−13,877−20.3%Reduced
Ramirez Asset Management, Inc.55,990$3.64M0.48%00.0%Unchanged
GWN Securities Inc.56,732$3.69M0.75%+3,081+5.7%Added
RSM US Wealth Management LLC56,630$3.70M0.05%−1,281−2.2%Reduced
Brandywine Global Investment Management, LLC57,239$3.72M0.02%+57,239New
IFM Investors Pty Ltd57,868$3.76M0.03%+228+0.4%Added
Benjamin Edwards Inc58,835$3.82M0.04%−726−1.2%Reduced
MetLife Investment Management61,615$4.01M0.02%−2,139−3.4%Reduced
Squarepoint Ops LLC64,327$4.18M0.01%−44,071−40.7%Reduced
Panagora Asset Management Inc64,600$4.20M0.01%−32,357−33.4%Reduced
Public Sector Pension Investment Board65,497$4.26M0.01%+10,117+18.3%Added
American Century Companies Inc65,622$4.27M0.00%+8,365+14.6%Added
B. Metzler seel. Sohn & Co. AG65,739$4.27M0.04%+20,860+46.5%Added
Dean Investment Associates, LLC66,671$4.33M0.62%−3,098−4.4%Reduced
State of Michigan Retirement System67,259$4.37M0.02%−2,200−3.2%Reduced
Czech National Bank67,781$4.41M0.03%+2,516+3.9%Added
Delos Wealth Advisors, LLC67,812$4.41M2.91%+1,172+1.8%Added
O'Shaughnessy Asset Management, LLC68,362$4.44M0.02%−12,025−15.0%Reduced
XTX Topco Ltd68,576$4.46M0.12%+68,576New
Daiwa Securities Group Inc.68,909$4.48M0.01%+2,504+3.8%Added
Boothbay Fund Management, LLC69,592$4.52M0.12%+35,163+102.1%Added
Arizona State Retirement System70,502$4.58M0.02%−5,326−7.0%Reduced
Morton Community Bank69,593$4.59M0.99%+2,260+3.4%Added
Vennlight Capital Management, LP71,500$4.65M5.43%+71,500New
Hills Bank & Trust Co71,979$4.68M0.27%+21,255+41.9%Added
City State Bank72,576$4.72M1.29%+581+0.8%Added
State of Tennessee, Treasury Department72,754$4.80M0.02%−732−1.0%Reduced
Millennium Management LLC76,514$4.97M0.00%−1,222,300−94.1%Reduced
RWC Asset Management LLP77,800$5.06M0.25%−6,784−8.0%Reduced
Money Concepts Capital Corp77,983$5.07M0.28%+5,226+7.2%Added
United Asset Strategies, Inc.78,449$5.10M0.39%+1,777+2.3%Added
Wealth Enhancement Advisory Services, LLC78,284$5.12M0.01%+3,075+4.1%Added
Zurcher Kantonalbank (Zurich Cantonalbank)79,195$5.15M0.01%+4,228+5.6%Added
Brasada Capital Management, LP79,208$5.20M0.89%+79,208New
Adage Capital Partners GP, L.L.C.81,108$5.27M0.01%−152,800−65.3%Reduced
Man Group plc81,217$5.28M0.01%−134,633−62.4%Reduced
State of New Jersey Common Pension Fund D82,140$5.34M0.02%−109−0.1%Reduced
Thompson Investment Management, Inc.82,341$5.35M0.67%+278+0.3%Added
Public Employees Retirement System of Ohio83,269$5.41M0.02%−2,918−3.4%Reduced
Illinois Municipal Retirement Fund83,815$5.45M0.07%+35,692+74.2%Added
Atom Investors LP84,997$5.53M0.44%+84,997New
New England Asset Management Inc85,940$5.59M0.73%00.0%Unchanged
Standard Life Aberdeen plc86,551$5.63M0.01%+452+0.5%Added
United Capital Financial Advisers, LLC86,783$5.64M0.03%+1,740+2.0%Added
AQR Capital Management LLC86,874$5.65M0.00%+2,564+3.0%Added
Nicholas Company, Inc.88,235$5.74M0.10%+88,235New
Credit Agricole S A88,511$5.75M0.02%+78,886+819.6%Added
Nomura Asset Management Co Ltd89,427$5.81M0.01%−566−0.6%Reduced
Sciencast Management LP89,793$5.84M0.81%+89,793New
Guggenheim Capital LLC90,523$5.88M0.04%+16,041+21.5%Added
Susquehanna International Group, LLP93,295$6.07M0.01%+53,742+135.9%Added
Jane Street Group, LLC93,466$6.08M0.01%+63,894+216.1%Added
Alerus Financial NA93,578$6.08M0.30%+3,555+3.9%Added
Wealthfront Advisers LLC94,325$6.13M0.01%+7,599+8.8%Added
Korea Investment CORP94,332$6.13M0.01%−600−0.6%Reduced
Resona Asset Management Co.,Ltd.94,780$6.17M0.03%−329−0.3%Reduced
Cambridge Investment Research Advisors, Inc.95,879$6.23M0.02%+4,143+4.5%Added
Brinker Capital Investments, LLC95,949$6.24M0.05%+5,429+6.0%Added
SG Americas Securities, LLC96,789$6.29M0.01%+12,391+14.7%Added
Mn Services Vermogensbeheer B.V.97,489$6.34M0.04%+1,489+1.6%Added
US Bancorp98,814$6.42M0.01%−557−0.6%Reduced
Mirae Asset Global ETFs Holdings Ltd.103,169$6.71M0.01%+11,697+12.8%Added