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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
M&T Bank Corp51,486$3.35M0.01%+1,710+3.4%Added
Cerity Partners LLC50,561$3.29M0.00%−10,511−17.2%Reduced
Welch & Forbes LLC50,264$3.27M0.04%00.0%Unchanged
Comerica Bank49,531$3.22M0.01%−2,514−4.8%Reduced
The PNC Financial Services Group, Inc.49,388$3.21M0.00%+248+0.5%Added
ProShare Advisors LLC49,154$3.20M0.01%+3,518+7.7%Added
J.W. Cole Advisors, Inc.50,124$3.17M0.08%+5,107+11.3%Added
Aquatic Capital Management LLC48,397$3.15M0.09%+685+1.4%Added
Forsta Ap-Fonden48,200$3.13M0.02%−12,900−21.1%Reduced
Amalgamated Bank47,599$3.09M0.02%−2,281−4.6%Reduced
Kestra Advisory Services, LLC45,979$2.99M0.01%+31,000+207.0%Added
British Columbia Investment Management Corp45,510$2.96M0.02%+8,592+23.3%Added
HighTower Advisors, LLC45,446$2.95M0.00%−1,693−3.6%Reduced
Xponance, Inc.44,682$2.90M0.02%+2,020+4.7%Added
Yousif Capital Management, LLC43,165$2.90M0.03%−1,792−4.0%Reduced
Alpha Omega Wealth Management LLC44,250$2.88M0.48%−9,906−18.3%Reduced
Merit Financial Group, LLC44,187$2.87M0.02%+32,300+271.7%Added
Janney Montgomery Scott LLC44,112$2.87M0.01%−1,289−2.8%Reduced
Abc Arbitrage SA44,055$2.86M0.27%+44,055New
DekaBank Deutsche Girozentrale52,190$2.86M0.01%00.0%Unchanged
Mirae Asset Global Investments Co., Ltd.43,872$2.85M0.01%+8,908+25.5%Added
Woodline Partners LP43,856$2.85M0.01%+9,895+29.1%Added
Atria Investments LLC43,666$2.84M0.03%+1,274+3.0%Added
Landscape Capital Management, L.L.C.42,892$2.79M0.19%−8,469−16.5%Reduced
Hennion & Walsh Asset Management, Inc.42,604$2.77M0.10%+4,228+11.0%Added
Studio Investment Management LLC42,222$2.74M0.50%−138−0.3%Reduced
Utah Retirement Systems42,171$2.74M0.03%00.0%Unchanged
MidWestOne Financial Group, Inc.41,859$2.72M0.30%−140−0.3%Reduced
Fifth Third Bancorp41,395$2.69M0.01%+1,087+2.7%Added
Coldstream Capital Management Inc40,930$2.66M0.03%−578−1.4%Reduced
Universal- Beteiligungs- und Servicegesellschaft mbH40,746$2.65M0.00%+1,733+4.4%Added
NBC Securities, Inc.40,631$2.64M0.20%−31−0.1%Reduced
Pathstone Holdings, LLC40,395$2.63M0.01%+9,289+29.9%Added
Olistico Wealth, LLC40,238$2.62M1.28%00.0%Unchanged
Northwestern Mutual Wealth Management Co39,472$2.57M0.00%+1,010+2.6%Added
Police & Firemen's Retirement System of New Jersey39,217$2.55M0.02%−2,251−5.4%Reduced
Sumitomo Mitsui DS Asset Management Company, Ltd37,957$2.47M0.02%+1,179+3.2%Added
Grace & White Inc37,262$2.42M0.43%−15,000−28.7%Reduced
CI Private Wealth, LLC37,080$2.41M0.00%+2,126+6.1%Added
JustInvest LLC36,999$2.41M0.02%−3,133−7.8%Reduced
Pacer Advisors, Inc.36,014$2.34M0.01%+14,361+66.3%Added
CIBC World Markets Corp35,756$2.32M0.01%+35,756New
New York Life Investment Management LLC35,669$2.32M0.02%+360+1.0%Added
UniSuper Management Pty Ltd35,193$2.29M0.01%−4,254−10.8%Reduced
Glenmede Trust Co NA34,331$2.23M0.01%+34,331New
Vestcor Inc34,231$2.23M0.06%+25,600+296.6%Added
Rakuten Investment Management, Inc.33,812$2.21M0.01%+23,479+227.2%Added
Nissay Asset Management Corp33,387$2.17M0.01%+548+1.7%Added
Mercer Global Advisors Inc33,360$2.17M0.00%+2,484+8.0%Added
Advisors Asset Management, Inc.33,233$2.16M0.04%+1,569+5.0%Added
Opus Investment Management Inc32,678$2.12M1.29%00.0%Unchanged
Hennessy Advisors Inc32,450$2.11M0.07%−1,000−3.0%Reduced
Dockside LLC32,318$2.10M0.54%+32,318New
Enhancing Capital LLC31,560$2.05M1.47%00.0%Unchanged
Occudo Quantitative Strategies LP31,070$2.02M0.14%+31,070New
Ameritas Investment Partners, Inc.30,860$2.01M0.06%−1,219−3.8%Reduced
Truist Financial Corp30,717$2.00M0.00%+437+1.4%Added
Commerce Bank30,409$1.98M0.01%−1,005−3.2%Reduced
Marietta Investment Partners LLC29,722$1.93M0.38%00.0%Unchanged
Sequoia Financial Advisors, LLC29,455$1.91M0.01%+5,702+24.0%Added
Oregon Public Employees Retirement Fund29,371$1.91M0.02%00.0%Unchanged
NEOS Investment Management LLC29,150$1.90M0.01%+4,967+20.5%Added
Mackenzie Financial Corp28,724$1.88M0.00%+1,936+7.2%Added
LMG Wealth Partners, LLC28,666$1.86M0.35%−726−2.5%Reduced
Rafferty Asset Management, LLC28,306$1.84M0.01%+1,256+4.6%Added
Avantax Planning Partners, Inc.28,148$1.83M0.05%+2,586+10.1%Added
Drake & Associates, LLC27,819$1.81M0.36%−12,984−31.8%Reduced
Miller Howard Investments Inc27,815$1.81M0.05%+2,015+7.8%Added
Arvest Bank Trust Division27,662$1.80M0.10%−1,078−3.8%Reduced
Mutual of America Capital Management LLC27,596$1.79M0.02%−253−0.9%Reduced
Cozad Asset Management Inc26,831$1.74M0.14%−475−1.7%Reduced
GWM Advisors LLC26,538$1.73M0.01%+75+0.3%Added
State of Alaska, Department of Revenue25,634$1.67M0.02%−1,800−6.6%Reduced
Dynamic Technology Lab Private Ltd25,625$1.67M0.38%+25,625New
Stephens Inc25,604$1.66M0.02%+425+1.7%Added
Lombard Odier Asset Management (Switzerland) SA25,600$1.66M0.07%+25,600New
Ascent Wealth Partners, LLC25,585$1.66M0.19%−73−0.3%Reduced
CWM, LLC25,267$1.64M0.00%+2,685+11.9%Added
Swiss Life Asset Management Ltd25,205$1.64M0.01%+584+2.4%Added
KBC Group NV24,515$1.59M0.00%00.0%Unchanged
Baird Financial Group, Inc.24,192$1.57M0.00%−163−0.7%Reduced
Strategic Blueprint, LLC22,453$1.46M0.09%+259+1.2%Added
Ames National Corp22,418$1.46M0.85%+18,133+423.2%Added
GAMMA Investing LLC22,066$1.43M0.07%+1,320+6.4%Added
USS Investment Management Ltd22,037$1.43M0.01%00.0%Unchanged
AE Wealth Management LLC21,815$1.42M0.01%+2,951+15.6%Added
North Star Investment Management Corp.21,167$1.38M0.09%+23+0.1%Added
Westpac Banking Corp20,610$1.34M0.08%+5,869+39.8%Added
VGI Partners Ltd20,482$1.33M0.08%+20,482New
Alps Advisors Inc20,276$1.32M0.01%+6,760+50.0%Added
Stonebridge Capital Advisors LLC20,248$1.32M0.09%−1,682−7.7%Reduced
Mariner, LLC20,242$1.31M0.00%−23,987−54.2%Reduced
Sugar Maple Asset Management, LLC20,183$1.31M0.88%00.0%Unchanged
Massar Capital Management, LP20,125$1.31M0.26%+20,125New
Teachers Retirement System of the State of Kentucky20,106$1.31M0.01%00.0%Unchanged
Mizuho Securities USA LLC18,717$1.30M0.02%+10.0%Added
Goldstein Advisors, LLC19,912$1.29M0.15%−593−2.9%Reduced
Terry L. Blaker19,796$1.29M0.05%−320−1.6%Reduced
Headlands Technologies LLC19,783$1.29M0.11%+19,783New
Madison Wealth Partners, Inc19,769$1.29M0.23%+822+4.3%Added