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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, Q2 2025

Institutional positions in Alliant Energy Corp as of Jun 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
774
+5 vs. Q1 2025
Shares held
213.3M
+4.70M (+2.3%) vs. Q1 2025
Total value
$12.9B
−$518.1M (−3.9%) vs. Q1 2025
New holders
98
305 more added
Sold out
93
220 more reduced

7 institutions that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 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 holdersQ2 2025: 774 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 heldQ2 2025: $12.9B
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, Q2 2025

Shares, value and share of portfolio for each institution holding Alliant Energy Corp; share changes are against Q1 2025.

Institutions holding LNT in Q2 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Farringdon Capital, Ltd.21,900$1.32M0.45%+16,830+332.0%Added
Stonebridge Capital Advisors LLC21,928$1.33M0.10%+20.0%Added
USS Investment Management Ltd22,037$1.33M0.01%+22,037New
Oregon Public Employees Retirement Fund22,129$1.34M0.02%+100+0.5%Added
Y-Intercept (Hong Kong) Ltd22,552$1.36M0.03%+8,193+57.1%Added
Glenmede Investment Management, LP22,640$1.37M0.01%+22,640New
Aster Capital Management (DIFC) Ltd23,096$1.40M0.32%+23,096New
Concentric Capital Strategies, LP23,193$1.40M0.08%+23,193New
Tounjian Advisory Partners, LLC22,514$1.45M0.28%−294−1.3%Reduced
Mercer Global Advisors Inc24,374$1.47M0.00%+727+3.1%Added
KBC Group NV24,515$1.48M0.00%+8,053+48.9%Added
Miller Howard Investments Inc24,744$1.50M0.05%+1,303+5.6%Added
Two Sigma Investments, LP24,951$1.51M0.00%−128,524−83.7%Reduced
Stephens Inc25,399$1.54M0.02%−905−3.4%Reduced
Swiss Life Asset Management Ltd25,874$1.56M0.01%+2,710+11.7%Added
Mackenzie Financial Corp25,889$1.57M0.00%+638+2.5%Added
Ascent Wealth Partners, LLC25,982$1.57M0.19%−95−0.4%Reduced
Avantax Planning Partners, Inc.26,014$1.57M0.05%−59−0.2%Reduced
Bank of Nova Scotia26,865$1.62M0.00%−658−2.4%Reduced
SG Americas Securities, LLC27,220$1.65M0.01%+18,256+203.7%Added
Centiva Capital, LP27,596$1.67M0.11%−6,606−19.3%Reduced
Rafferty Asset Management, LLC27,604$1.67M0.01%+4,512+19.5%Added
Woodline Partners LP27,785$1.68M0.01%+6,106+28.2%Added
Cozad Asset Management Inc27,816$1.68M0.15%−221−0.8%Reduced
LMG Wealth Partners, LLC28,691$1.73M0.36%+57+0.2%Added
XTX Topco Ltd28,819$1.74M0.07%+28,819New
State of Alaska, Department of Revenue28,833$1.74M0.02%−1,230−4.1%Reduced
Mutual of America Capital Management LLC29,454$1.78M0.02%−382−1.3%Reduced
Arvest Investments, Inc.29,478$1.78M0.27%−178−0.6%Reduced
Crossmark Global Holdings, Inc.29,949$1.81M0.03%−977−3.2%Reduced
Truist Financial Corp30,209$1.83M0.00%+951+3.3%Added
Marietta Investment Partners LLC30,574$1.85M0.40%+24,650+416.1%Added
Commerce Bank31,402$1.90M0.01%+438+1.4%Added
Enhancing Capital LLC31,560$1.91M1.46%00.0%Unchanged
Dynamic Technology Lab Private Ltd31,660$1.91M0.26%+18,142+134.2%Added
Pathstone Holdings, LLC31,798$1.92M0.01%+1,901+6.4%Added
Mirae Asset Global Investments Co., Ltd.32,138$1.94M0.01%+2,667+9.0%Added
CIBC World Markets Corp32,324$1.95M0.01%+1,374+4.4%Added
Nissay Asset Management Corp32,560$1.97M0.01%−1,148−3.4%Reduced
Opus Investment Management Inc32,678$1.98M1.31%00.0%Unchanged
Ameritas Investment Partners, Inc.33,059$2.00M0.06%−148−0.4%Reduced
Intech Investment Management LLC33,131$2.00M0.02%−646−1.9%Reduced
Northwestern Mutual Wealth Management Co33,166$2.01M0.00%+5,405+19.5%Added
Hennion & Walsh Asset Management, Inc.33,177$2.01M0.08%+976+3.0%Added
Advisors Asset Management, Inc.35,147$2.13M0.04%+1,489+4.4%Added
New York Life Investment Management LLC35,371$2.14M0.02%+616+1.8%Added
Sumitomo Mitsui DS Asset Management Company, Ltd35,943$2.17M0.02%+6,759+23.2%Added
CI Private Wealth, LLC36,439$2.20M0.00%+1,372+3.9%Added
UniSuper Management Pty Ltd36,868$2.23M0.01%+1,036+2.9%Added
Hennessy Advisors Inc38,050$2.30M0.08%+8,000+26.6%Added
Police & Firemen's Retirement System of New Jersey38,837$2.35M0.02%+1,774+4.8%Added
JustInvest LLC38,838$2.35M0.03%+6,540+20.2%Added
Universal- Beteiligungs- und Servicegesellschaft mbH38,974$2.36M0.00%−4,165−9.7%Reduced
Polymer Capital Management (US) LLC40,000$2.42M0.40%+40,000New
British Columbia Investment Management Corp40,426$2.44M0.01%−8,636−17.6%Reduced
J.W. Cole Advisors, Inc.40,571$2.45M0.05%+3,075+8.2%Added
Fifth Third Bancorp40,697$2.46M0.01%−722−1.7%Reduced
NBC Securities, Inc.40,753$2.46M0.20%+32,611+400.5%Added
Teacher Retirement System of Texas41,017$2.48M0.01%+3,505+9.3%Added
Arvest Bank Trust Division41,333$2.50M0.15%+786+1.9%Added
Wexford Capital LP41,852$2.53M0.71%+20,915+99.9%Added
Utah Retirement Systems42,171$2.55M0.03%−223−0.5%Reduced
Coldstream Capital Management Inc42,210$2.55M0.04%+896+2.2%Added
Studio Investment Management LLC42,612$2.58M0.52%−580−1.3%Reduced
MidWestOne Financial Group, Inc.43,109$2.61M0.34%−4,880−10.2%Reduced
STRS Ohio44,132$2.67M0.01%+8,494+23.8%Added
Susquehanna International Group, LLP45,121$2.73M0.00%+22,945+103.5%Added
Pacer Advisors, Inc.45,124$2.73M0.01%+10,765+31.3%Added
HighTower Advisors, LLC45,173$2.73M0.00%+1,865+4.3%Added
Drake & Associates, LLC46,340$2.80M0.69%+17,022+58.1%Added
Voloridge Investment Management, LLC46,779$2.83M0.01%−39,158−45.6%Reduced
Atria Investments LLC46,974$2.84M0.03%−502−1.1%Reduced
Man Group plc48,425$2.93M0.01%−4,054−7.7%Reduced
The PNC Financial Services Group, Inc.49,169$2.97M0.00%−6,937−12.4%Reduced
ISAM Funds (UK) Ltd49,561$3.00M0.66%+49,561New
Yousif Capital Management, LLC50,173$3.03M0.03%+996+2.0%Added
Hills Bank & Trust Co50,244$3.04M0.19%+5,997+13.6%Added
Welch & Forbes LLC50,264$3.04M0.04%−312−0.6%Reduced
State of Tennessee, Treasury Department50,380$3.05M0.01%−7,323−12.7%Reduced
Amalgamated Bank50,875$3.08M0.02%+1,085+2.2%Added
American Century Companies Inc51,164$3.09M0.00%+1,476+3.0%Added
Fuller & Thaler Asset Management, Inc.51,332$3.10M0.01%−88−0.2%Reduced
Mariner, LLC51,546$3.12M0.00%+7,874+18.0%Added
Ramirez Asset Management, Inc.52,376$3.17M0.48%+17,200+48.9%Added
Xponance, Inc.52,455$3.17M0.03%+15,360+41.4%Added
Janney Montgomery Scott LLC52,484$3.17M0.01%−31,331−37.4%Reduced
DekaBank Deutsche Girozentrale52,190$3.19M0.01%+141+0.3%Added
Public Sector Pension Investment Board52,836$3.19M0.01%−15,822−23.0%Reduced
IFM Investors Pty Ltd53,514$3.24M0.03%+2,272+4.4%Added
M&T Bank Corp53,927$3.26M0.01%−1,933−3.5%Reduced
Alpha Omega Wealth Management LLC54,192$3.28M0.59%−2,253−4.0%Reduced
Illinois Municipal Retirement Fund56,154$3.40M0.05%−60,948−52.0%Reduced
GWN Securities Inc.56,384$3.42M0.63%−6,647−10.5%Reduced
RSM US Wealth Management LLC57,274$3.46M0.05%−1,017−1.7%Reduced
Comerica Bank57,421$3.47M0.01%+339+0.6%Added
Quantinno Capital Management LP58,133$3.52M0.02%+12,212+26.6%Added
Delos Wealth Advisors, LLC59,854$3.62M2.83%−5,456−8.4%Reduced
Grace & White Inc60,401$3.65M0.67%−1,324−2.1%Reduced
Cerity Partners LLC60,718$3.67M0.01%+14,790+32.2%Added
Czech National Bank62,789$3.80M0.03%+3,853+6.5%Added