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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
Vanguard Group Inc33,785,294$2.20B0.03%+383,612+1.1%Added
BlackRock, Inc.24,325,896$1.58B0.03%+293,926+1.2%Added
State Street Corp16,881,617$1.10B0.04%+386,060+2.3%Added
Janus Henderson Group PLC11,134,938$723.9M0.32%+223,793+2.1%Added
Victory Capital Management Inc8,578,743$557.7M0.31%−544,124−6.0%Reduced
Price T Rowe Associates Inc8,393,496$545.7M0.06%+7,460,117+799.3%Added
Nuveen, LLC7,393,170$480.6M0.13%−1,378,513−15.7%Reduced
Massachusetts Financial Services Co7,173,906$466.4M0.15%+167,581+2.4%Added
Geode Capital Management, LLC7,071,908$458.1M0.03%+128,998+1.9%Added
Invesco Ltd.4,723,542$307.1M0.03%−23,943−0.5%Reduced
Pictet Asset Management Holding SA4,067,962$264.5M0.26%+215,188+5.6%Added
Bank of America Corp3,742,361$243.3M0.02%+390,570+11.7%Added
Franklin Resources Inc3,684,906$239.6M0.06%+4,295+0.1%Added
Cohen & Steers, Inc.3,614,890$235.0M0.42%+1,063,268+41.7%Added
Morgan Stanley3,084,452$200.5M0.01%−67,106−2.1%Reduced
Reaves W H & Co Inc3,057,253$198.8M3.48%+1,278,166+71.8%Added
Mairs & Power Inc2,956,947$192.2M1.85%−36,696−1.2%Reduced
Charles Schwab Investment Management Inc2,327,921$151.3M0.02%+19,206+0.8%Added
FMR LLC2,312,362$150.3M0.01%+896,457+63.3%Added
Legal & General Group Plc2,205,045$143.4M0.03%−101,277−4.4%Reduced
Magellan Asset Management Ltd2,180,425$141.7M1.72%+626,730+40.3%Added
Northern Trust Corp2,144,834$139.4M0.02%−58,532−2.7%Reduced
Johnson Investment Counsel Inc1,978,399$128.6M1.05%−1,319−0.1%Reduced
Duff & Phelps Investment Management Co1,898,522$123.4M1.40%−4,685−0.2%Reduced
Jennison Associates LLC1,805,214$117.4M0.07%+867,256+92.5%Added
Bank of New York Mellon Corp1,526,738$99.3M0.02%−404,769−21.0%Reduced
Neuberger Berman Group LLC1,520,456$98.8M0.07%−130,668−7.9%Reduced
First Trust Advisors LP1,496,083$97.3M0.07%−25,918−1.7%Reduced
JPMorgan Chase & Co1,486,355$96.6M0.01%+167,970+12.7%Added
Dimensional Fund Advisors LP1,339,172$87.1M0.02%−6,015−0.4%Reduced
Thrivent Financial for Lutherans1,194,883$77.7M0.14%−120,849−9.2%Reduced
UBS Asset Management Americas Inc1,173,170$76.3M0.02%−62,695−5.1%Reduced
UBS Group AG1,150,399$74.8M0.01%+368,493+47.1%Added
Alliancebernstein L.P.1,098,751$71.4M0.02%+202,411+22.6%Added
Goldman Sachs Group Inc1,094,144$71.1M0.01%+73,000+7.1%Added
Point72 Asset Management, L.P.1,090,817$70.9M0.11%−21,823−2.0%Reduced
Principal Financial Group Inc939,609$61.1M0.03%−4,021−0.4%Reduced
Barclays PLC897,495$58.3M0.02%−10,645−1.2%Reduced
Toronto Dominion Bank890,230$57.9M0.10%+717,273+414.7%Added
Vaughan Nelson Investment Management, L.P.869,740$56.5M0.55%+163,165+23.1%Added
Energy Income Partners, LLC802,252$52.2M0.94%+32,001+4.2%Added
LPL Financial LLC794,730$51.7M0.01%+460+0.1%Added
Anchor Capital Advisors LLC778,722$50.6M1.47%−10,003−1.3%Reduced
Vaughan David Investments LLC769,972$50.1M1.09%+1,263+0.2%Added
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main769,456$50.0M0.04%+769,456New
Swiss National Bank704,200$45.8M0.03%−36,300−4.9%Reduced
Envestnet Asset Management Inc697,471$45.3M0.01%−17,515−2.4%Reduced
Artisan Partners Limited Partnership690,975$44.9M0.07%−241,234−25.9%Reduced
Deutsche Bank AG682,914$44.4M0.01%+8,689+1.3%Added
Bahl & Gaynor Inc662,120$43.0M0.22%−13,268−2.0%Reduced
Citadel Advisors LLC652,641$42.4M0.03%−3,635,538−84.8%Reduced
California Public Employees Retirement System644,212$41.9M0.02%−128,935−16.7%Reduced
Manufacturers Life Insurance Company, The630,410$41.0M0.03%+139,109+28.3%Added
Carnegie Capital Asset Management, LLC613,708$39.9M0.74%−9,113−1.5%Reduced
Sumitomo Mitsui Trust Holdings, Inc.602,064$39.1M0.02%−6,471−1.1%Reduced
Regions Financial Corp588,456$38.3M0.24%−4,955−0.8%Reduced
ExodusPoint Capital Management, LP577,357$37.5M0.42%+577,357New
Amundi575,242$37.4M0.01%+68,238+13.5%Added
Rhumbline Advisers563,919$36.7M0.03%−18,857−3.2%Reduced
Commonwealth of Pennsylvania Public School Empls Retrmt Sys556,037$36.1M0.18%−1,916−0.3%Reduced
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.541,724$35.5M0.02%+13,185+2.5%Added
D. E. Shaw & Co., Inc.536,460$34.9M0.03%+451,500+531.4%Added
Hudson Bay Capital Management LP531,559$34.6M0.20%+5,505+1.0%Added
HITE Hedge Asset Management LLC500,591$32.5M2.08%+91,062+22.2%Added
Wells Fargo & Company481,638$31.3M0.01%−66,287−12.1%Reduced
BNP Paribas Arbitrage, SA469,689$30.5M0.02%+36,634+8.5%Added
Royal Bank of Canada454,861$29.6M0.01%−56,604−11.1%Reduced
Aventail Capital Group, LP440,362$28.6M1.65%+195,637+79.9%Added
Retirement Systems of Alabama438,819$28.5M0.09%−1310.0%Reduced
Russell Investments Group, Ltd.437,740$28.5M0.03%−23,274−5.0%Reduced
Citigroup Inc432,007$28.1M0.02%+142,820+49.4%Added
HSBC Holdings PLC423,366$27.6M0.02%+36,651+9.5%Added
Renaissance Technologies LLC421,400$27.4M0.04%+161,000+61.8%Added
Public Employees Retirement Association of Colorado396,632$25.8M0.09%00.0%Unchanged
Liberty One Investment Management, LLC384,154$25.0M3.19%−600,636−61.0%Reduced
Godsey & Gibb Associates369,980$24.1M2.16%−2,639−0.7%Reduced
Gabelli Funds LLC352,895$22.9M0.16%+1,055+0.3%Added
Gotham Asset Management, LLC352,423$22.9M0.08%+124,419+54.6%Added
Schroder Investment Management Group340,788$22.2M0.02%−3,654−1.1%Reduced
Gateway Investment Advisers LLC316,407$20.6M0.19%+26,638+9.2%Added
California State Teachers Retirement System304,707$19.8M0.02%−4,780−1.5%Reduced
Sourcerock Group LLC299,473$19.5M1.11%+149,473+99.6%Added
Ameriprise Financial Inc287,036$18.7M0.00%+59,210+26.0%Added
Raymond James Financial Inc269,635$17.5M0.01%+2,800+1.0%Added
New York State Teachers Retirement System266,287$17.3M0.03%−2,622−1.0%Reduced
CIBC Private Wealth Group, LLC264,217$17.2M0.03%+120,041+83.3%Added
Assenagon Asset Management S.A.255,377$16.6M0.02%+150,663+143.9%Added
Marshall Wace, LLP253,932$16.5M0.02%−452,541−64.1%Reduced
T. Rowe Price Investment Management, Inc.252,494$16.4M0.01%−246,677−49.4%Reduced
State of Wisconsin Investment Board250,692$16.3M0.04%+8,706+3.6%Added
State Board of Administration of Florida Retirement System249,208$16.2M0.03%−6,177−2.4%Reduced
SEI Investments Co245,652$16.0M0.02%+50,704+26.0%Added
Natixis Advisors, L.P.243,413$15.8M0.02%−1,494−0.6%Reduced
Two Sigma Investments, LP240,943$15.7M0.02%+228,493+1,835.3%Added
CIBC Asset Management Inc232,310$15.1M0.04%+24,246+11.7%Added
UBS Oconnor LLC224,205$14.6M0.39%−78,775−26.0%Reduced
Epoch Investment Partners, Inc.218,470$14.2M0.08%−8,693−3.8%Reduced
Bank of Montreal210,918$13.7M0.01%+26,925+14.6%Added
Nisa Investment Advisors, LLC199,794$13.0M0.04%+2,218+1.1%Added
Resolution Capital Ltd198,428$12.9M0.29%+79,585+67.0%Added