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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
PensionDanmark Pensionsforsikringsaktieselskab7,440$483.8K0.00%+7,440New
Centennial Bank7,500$487.6K0.19%00.0%Unchanged
Federation des caisses Desjardins du Quebec7,515$488.6K0.00%+810+12.1%Added
Columbia River Financial Group, LLC7,720$501.0K0.31%00.0%Unchanged
Shakespeare Wealth Management, Inc.7,734$502.8K0.11%00.0%Unchanged
Mystic Asset Management, Inc.4,962$504.6K0.11%−204−3.9%Reduced
Cullen/Frost Bankers, Inc.7,771$505.2K0.01%−9−0.1%Reduced
Nikulski Financial, Inc.7,819$508.3K0.12%+7,819New
Thrive Wealth Management, LLC7,954$517.1K0.08%−98−1.2%Reduced
Wedbush Securities Inc8,036$522.0K0.02%+618+8.3%Added
D.A. Davidson & Co.8,092$526.1K0.00%−649−7.4%Reduced
Accel Wealth Management8,135$528.9K0.14%+2,071+34.2%Added
Metis Global Partners, LLC8,136$528.9K0.01%−500−5.8%Reduced
Northwestern Mutual Investment Management Company, LLC8,214$534.0K0.01%+24+0.3%Added
First Bank & Trust8,222$534.5K0.09%+10+0.1%Added
Baker Avenue Asset Management, LP8,235$535.4K0.01%−30−0.4%Reduced
Associated Banc-Corp8,342$542.3K0.01%−2,000−19.3%Reduced
Contravisory Investment Management, Inc.8,373$544.3K0.11%−430−4.9%Reduced
Oarsman Capital, Inc.8,439$548.6K0.07%00.0%Unchanged
Teacher Retirement System of Texas8,503$552.8K0.00%−49,363−85.3%Reduced
Pinnacle Financial Partners, Inc.8,550$555.8K0.00%+8,550New
QRG Capital Management, Inc.8,580$557.8K0.01%+41+0.5%Added
Custom Index Systems, LLC8,594$558.7K0.25%+5,338+163.9%Added
Empirical Finance, LLC8,723$567.1K0.03%−366−4.0%Reduced
Foundations Investment Advisors, LLC8,730$567.5K0.01%+1,416+19.4%Added
Tokio Marine Asset Management Co Ltd8,755$569.2K0.02%00.0%Unchanged
Ellenbecker Investment Group8,764$569.8K0.08%+7+0.1%Added
North Dakota State Investment Board8,809$572.7K0.02%+8,809New
Empire Financial Management Company, LLC9,000$585.1K0.13%00.0%Unchanged
Huntington National Bank9,012$585.9K0.00%+35+0.4%Added
Weitzel Financial Services, Inc.9,002$590.5K0.23%−364−3.9%Reduced
Charter Capital Management, LLC9,100$591.6K0.31%00.0%Unchanged
Virtus ETF Advisers LLC9,114$592.5K0.28%00.0%Unchanged
Omers Administration Corp9,155$595.2K0.00%00.0%Unchanged
BNP PARIBAS ASSET MANAGEMENT Holding S.A.9,156$597.0K0.00%+9,092+14,206.3%Added
Tiaa Trust, National Association9,306$605.0K0.00%−915−9.0%Reduced
Venture Visionary Partners LLC9,351$607.9K0.02%+9,351New
VARCOV Co.9,422$612.5K0.24%+9,422New
Wedge Capital Management L L P9,503$617.8K0.01%−1,774−15.7%Reduced
Farther Finance Advisors, LLC9,506$618.0K0.01%+3,292+53.0%Added
Wealth Advisors of Iowa, LLC9,654$627.6K0.21%+10.0%Added
Private Advisor Group, LLC9,679$629.2K0.00%−64−0.7%Reduced
IFP Advisors, Inc9,688$629.8K0.01%−163−1.7%Reduced
Chatham Capital Group, Inc.9,750$633.8K0.09%−1,100−10.1%Reduced
HB Wealth Management, LLC9,803$637.3K0.00%+917+10.3%Added
Wealthspire Advisors, LLC9,816$638.1K0.01%+956+10.8%Added
Hanson & Doremus Investment Management9,875$642.0K0.08%−76−0.8%Reduced
Altfest L J & Co Inc10,037$652.5K0.07%−2,487−19.9%Reduced
MML Investors Services, LLC10,071$654.7K0.00%+888+9.7%Added
Oversea-Chinese Banking CORP Ltd10,201$663.2K0.02%+4,201+70.0%Added
RMG Wealth Management LLC9,967$664.3K0.09%+958+10.6%Added
National Pension Service10,284$668.6K0.00%+3,448+50.4%Added
Annex Advisory Services, LLC10,422$677.5K0.01%−104−1.0%Reduced
Independent Advisor Alliance10,443$678.9K0.02%+442+4.4%Added
MUFG Securities EMEA plc10,547$685.7K0.01%+5,628+114.4%Added
Bessemer Group Inc10,590$688.0K0.00%+1,538+17.0%Added
West Financial Advisors, LLC10,768$700.0K0.12%00.0%Unchanged
White Pine Capital LLC10,889$707.9K0.19%−40−0.4%Reduced
Continuum Advisory, LLC10,894$708.2K0.07%+585+5.7%Added
Colony Group, LLC10,915$712.3K0.00%+5,201+91.0%Added
SBI Okasan Asset Management Co.Ltd.11,000$719.6K0.04%+11,000New
Pinebridge Investments LLC11,134$723.8K0.01%+11,134New
Norinchukin Bank, The11,142$724.3K0.01%+79+0.7%Added
HBK Sorce Advisory LLC10,889$726.2K0.02%−46−0.4%Reduced
John G Ullman & Associates Inc11,300$734.6K0.10%00.0%Unchanged
Eurizon Capital SGR S.p.A.11,401$741.2K0.00%+11,401New
Farringdon Capital, Ltd.11,409$741.7K0.18%+11,409New
Vident Advisory, LLC11,560$751.6K0.01%−2,760−19.3%Reduced
Bleakley Financial Group, LLC11,706$761.0K0.01%+503+4.5%Added
Uncommon Cents Investing LLC11,754$764.1K0.18%−886−7.0%Reduced
Quadrant Capital Group LLC11,871$771.7K0.02%+2,754+30.2%Added
New Mexico Educational Retirement Board11,900$774.0K0.02%+300+2.6%Added
Modern Wealth Management, LLC11,952$777.0K0.01%+129+1.1%Added
Beacon Pointe Advisors, LLC11,968$778.0K0.01%+934+8.5%Added
BI Asset Management Fondsmaeglerselskab A/S12,217$794.0K0.01%−178−1.4%Reduced
Elevated Capital Advisors, LLC12,293$799.2K0.19%+198+1.6%Added
Tower Research Capital LLC (TRC)12,319$800.9K0.02%−6,915−36.0%Reduced
Schonfeld Strategic Advisors LLC12,360$803.5K0.00%+12,360New
Twinbeech Capital LP12,500$812.6K0.06%+12,500New
Union Bancaire Privee, UBP SA14,282$822.2K0.01%+14,282New
Gamco Investors, Inc. Et Al12,664$823.3K0.01%00.0%Unchanged
Maryland State Retirement & Pension System12,672$823.8K0.02%00.0%Unchanged
Profund Advisors LLC12,758$829.4K0.03%−675−5.0%Reduced
Captrust Financial Advisors12,818$833.3K0.00%+195+1.5%Added
Dana Investment Advisors, Inc.12,922$840.1K0.02%+800+6.6%Added
Louisiana State Employees Retirement System13,100$851.6K0.01%−400−3.0%Reduced
Assetmark, Inc13,122$853.0K0.00%+414+3.3%Added
Gladstone Institutional Advisory LLC13,169$856.1K0.03%00.0%Unchanged
Ronald Blue Trust, Inc.13,194$857.7K0.01%−1,862−12.4%Reduced
Royal London Asset Management Ltd13,318$865.8K0.00%−9−0.1%Reduced
Gulf International Bank (UK) Ltd13,381$870.0K0.03%+54+0.4%Added
Fiduciary Trust Co13,533$879.8K0.01%+37+0.3%Added
Exchange Traded Concepts, LLC13,551$881.0K0.01%−487−3.5%Reduced
Summit Trail Advisors, LLC13,779$895.8K0.02%+2,811+25.6%Added
Dai-Ichi Life Insurance Company, Ltd13,996$909.9K0.02%−7,000−33.3%Reduced
Infrastructure Capital Advisors, LLC14,164$920.8K0.10%+768+5.7%Added
Chicago Capital, LLC14,379$934.8K0.02%00.0%Unchanged
Meeder Advisory Services, Inc.14,394$935.8K0.04%+1,343+10.3%Added
Walleye Trading LLC14,479$941.3K0.02%+14,479New
Nordea Investment Management AB14,651$957.7K0.00%+18+0.1%Added