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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
Cetera Investment Advisers195,956$12.7M0.01%+8,493+4.5%Added
Macquarie Group Ltd187,542$12.2M0.05%+5,108+2.8%Added
Allspring Global Investments Holdings, LLC182,543$12.0M0.02%−465−0.3%Reduced
Stifel Financial Corp181,387$11.8M0.01%−398−0.2%Reduced
1832 Asset Management L.P.181,028$11.8M0.01%+181,028New
Greenland Capital Management LP168,953$11.0M1.59%−24,196−12.5%Reduced
SummitTX Capital, L.P.163,465$10.6M0.32%+46,711+40.0%Added
Freestone Grove Partners LP160,286$10.4M0.08%00.0%Unchanged
Susquehanna Portfolio Strategies, LLC159,902$10.4M0.16%00.0%Unchanged
Van Eck Associates Corp159,162$10.3M0.01%+6,065+4.0%Added
Asset Management One Co.,Ltd.158,077$10.3M0.03%−684−0.4%Reduced
Susquehanna Fundamental Investments, LLC158,422$10.3M0.35%00.0%Unchanged
Dorsey & Whitney Trust CO LLC155,054$10.1M0.53%−193−0.1%Reduced
Harbour Investments, Inc.154,850$10.1M0.20%+72,934+89.0%Added
Creative Planning149,756$9.74M0.01%+37,215+33.1%Added
Bank of Nova Scotia147,162$9.57M0.01%+115,537+365.3%Added
Westwood Holdings Group Inc.144,295$9.38M0.08%+787+0.5%Added
Mitsubishi UFJ Trust & Banking Corp133,286$8.66M0.02%−3,735−2.7%Reduced
Chevy Chase Trust Holdings, Inc.131,573$8.55M0.02%−274−0.2%Reduced
Prudential Financial Inc127,664$8.30M0.01%−17,314−11.9%Reduced
Great West Life Assurance Co125,621$8.17M0.01%−327−0.3%Reduced
Quantinno Capital Management LP124,705$8.11M0.02%+19,504+18.5%Added
Kempen Capital Management N.V.123,553$8.03M0.07%−4,967−3.9%Reduced
Verition Fund Management LLC118,530$7.71M0.04%−525,794−81.6%Reduced
Holocene Advisors, LP116,131$7.55M0.02%−36,904−24.1%Reduced
Advisor Group Holdings, Inc.114,254$7.43M0.01%−5,053−4.2%Reduced
National Bank of Canada113,533$7.38M0.01%+27,388+31.8%Added
APG Asset Management N.V.129,707$7.18M0.02%−146,002−53.0%Reduced
TD Asset Management Inc110,407$7.18M0.01%−357−0.3%Reduced
Treasurer of the State of North Carolina107,621$7.00M0.02%−7,861−6.8%Reduced
Jones Financial Companies LLLP107,052$6.96M0.00%+11,653+12.2%Added
Sagefield Capital LP106,850$6.95M0.59%+20,723+24.1%Added
New York State Common Retirement Fund106,836$6.95M0.01%00.0%Unchanged
Commonwealth Equity Services, LLC103,673$6.74M0.01%−23,657−18.6%Reduced
Mirae Asset Global ETFs Holdings Ltd.103,169$6.71M0.01%+11,697+12.8%Added
US Bancorp98,814$6.42M0.01%−557−0.6%Reduced
Mn Services Vermogensbeheer B.V.97,489$6.34M0.04%+1,489+1.6%Added
SG Americas Securities, LLC96,789$6.29M0.01%+12,391+14.7%Added
Brinker Capital Investments, LLC95,949$6.24M0.05%+5,429+6.0%Added
Cambridge Investment Research Advisors, Inc.95,879$6.23M0.02%+4,143+4.5%Added
Resona Asset Management Co.,Ltd.94,780$6.17M0.03%−329−0.3%Reduced
Korea Investment CORP94,332$6.13M0.01%−600−0.6%Reduced
Wealthfront Advisers LLC94,325$6.13M0.01%+7,599+8.8%Added
Alerus Financial NA93,578$6.08M0.30%+3,555+3.9%Added
Jane Street Group, LLC93,466$6.08M0.01%+63,894+216.1%Added
Susquehanna International Group, LLP93,295$6.07M0.01%+53,742+135.9%Added
Guggenheim Capital LLC90,523$5.88M0.04%+16,041+21.5%Added
Sciencast Management LP89,793$5.84M0.81%+89,793New
Nomura Asset Management Co Ltd89,427$5.81M0.01%−566−0.6%Reduced
Credit Agricole S A88,511$5.75M0.02%+78,886+819.6%Added
Nicholas Company, Inc.88,235$5.74M0.10%+88,235New
AQR Capital Management LLC86,874$5.65M0.00%+2,564+3.0%Added
United Capital Financial Advisers, LLC86,783$5.64M0.03%+1,740+2.0%Added
Standard Life Aberdeen plc86,551$5.63M0.01%+452+0.5%Added
New England Asset Management Inc85,940$5.59M0.73%00.0%Unchanged
Atom Investors LP84,997$5.53M0.44%+84,997New
Illinois Municipal Retirement Fund83,815$5.45M0.07%+35,692+74.2%Added
Public Employees Retirement System of Ohio83,269$5.41M0.02%−2,918−3.4%Reduced
Thompson Investment Management, Inc.82,341$5.35M0.67%+278+0.3%Added
State of New Jersey Common Pension Fund D82,140$5.34M0.02%−109−0.1%Reduced
Man Group plc81,217$5.28M0.01%−134,633−62.4%Reduced
Adage Capital Partners GP, L.L.C.81,108$5.27M0.01%−152,800−65.3%Reduced
Brasada Capital Management, LP79,208$5.20M0.89%+79,208New
Zurcher Kantonalbank (Zurich Cantonalbank)79,195$5.15M0.01%+4,228+5.6%Added
Wealth Enhancement Advisory Services, LLC78,284$5.12M0.01%+3,075+4.1%Added
United Asset Strategies, Inc.78,449$5.10M0.39%+1,777+2.3%Added
Money Concepts Capital Corp77,983$5.07M0.28%+5,226+7.2%Added
RWC Asset Management LLP77,800$5.06M0.25%−6,784−8.0%Reduced
Millennium Management LLC76,514$4.97M0.00%−1,222,300−94.1%Reduced
State of Tennessee, Treasury Department72,754$4.80M0.02%−732−1.0%Reduced
City State Bank72,576$4.72M1.29%+581+0.8%Added
Hills Bank & Trust Co71,979$4.68M0.27%+21,255+41.9%Added
Vennlight Capital Management, LP71,500$4.65M5.43%+71,500New
Morton Community Bank69,593$4.59M0.99%+2,260+3.4%Added
Arizona State Retirement System70,502$4.58M0.02%−5,326−7.0%Reduced
Boothbay Fund Management, LLC69,592$4.52M0.12%+35,163+102.1%Added
Daiwa Securities Group Inc.68,909$4.48M0.01%+2,504+3.8%Added
XTX Topco Ltd68,576$4.46M0.12%+68,576New
O'Shaughnessy Asset Management, LLC68,362$4.44M0.02%−12,025−15.0%Reduced
Delos Wealth Advisors, LLC67,812$4.41M2.91%+1,172+1.8%Added
Czech National Bank67,781$4.41M0.03%+2,516+3.9%Added
State of Michigan Retirement System67,259$4.37M0.02%−2,200−3.2%Reduced
Dean Investment Associates, LLC66,671$4.33M0.62%−3,098−4.4%Reduced
B. Metzler seel. Sohn & Co. AG65,739$4.27M0.04%+20,860+46.5%Added
American Century Companies Inc65,622$4.27M0.00%+8,365+14.6%Added
Public Sector Pension Investment Board65,497$4.26M0.01%+10,117+18.3%Added
Panagora Asset Management Inc64,600$4.20M0.01%−32,357−33.4%Reduced
Squarepoint Ops LLC64,327$4.18M0.01%−44,071−40.7%Reduced
MetLife Investment Management61,615$4.01M0.02%−2,139−3.4%Reduced
Benjamin Edwards Inc58,835$3.82M0.04%−726−1.2%Reduced
IFM Investors Pty Ltd57,868$3.76M0.03%+228+0.4%Added
Brandywine Global Investment Management, LLC57,239$3.72M0.02%+57,239New
RSM US Wealth Management LLC56,630$3.70M0.05%−1,281−2.2%Reduced
GWN Securities Inc.56,732$3.69M0.75%+3,081+5.7%Added
Ramirez Asset Management, Inc.55,990$3.64M0.48%00.0%Unchanged
Ensign Peak Advisors, Inc54,403$3.54M0.01%−13,877−20.3%Reduced
Voya Investment Management LLC54,249$3.53M0.00%−4,599−7.8%Reduced
Qsemble Capital Management, LP53,642$3.49M0.29%+34,601+181.7%Added
Quest Partners LLC52,354$3.40M0.19%+32,860+168.6%Added
Fuller & Thaler Asset Management, Inc.51,481$3.35M0.01%+752+1.5%Added