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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, Q1 2026

Institutional positions in Alliant Energy Corp as of Mar 31, 2026. 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
858
+42 vs. Q4 2025
Shares held
239.0M
+42.5M (+21.6%) vs. Q4 2025
Total value
$17.1B
+$4.37B (+34.2%) vs. Q4 2025
New holders
106
308 more added
Sold out
64
269 more reduced

18 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 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 holdersQ1 2026: 858 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 heldQ1 2026: $17.1B
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, Q1 2026

Shares, value and share of portfolio for each institution holding Alliant Energy Corp; share changes are against Q4 2025.

Institutions holding LNT in Q1 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Evolve Private Wealth, LLC3,893$279.4K0.01%−309−7.4%Reduced
Fifth Third Wealth Advisors LLC3,909$280.5K0.01%+3,909New
Stratos Wealth Partners, LTD.3,916$281.1K0.00%−4−0.1%Reduced
SlateStone Wealth, LLC3,923$282.0K0.02%+54+1.4%Added
Impact Capital Partners LLC3,971$285.0K0.09%−112−2.7%Reduced
Founders Financial Alliance, LLC3,983$285.8K0.05%+3,983New
Marble Harbor Investment Counsel, LLC4,000$287.0K0.03%00.0%Unchanged
Cerro Pacific Wealth Advisors LLC4,000$287.0K0.08%00.0%Unchanged
Baxter Bros Inc4,007$287.5K0.04%00.0%Unchanged
McKinley Carter Wealth Services, Inc.4,020$288.5K0.02%00.0%Unchanged
IHT Wealth Management, LLC4,040$289.9K0.01%+4,040New
Midwest Trust Co4,049$290.6K0.00%+100+2.5%Added
BKM Wealth Management, LLC4,091$293.6K0.11%+253+6.6%Added
Headlands Technologies LLC4,118$295.5K0.03%−15,665−79.2%Reduced
Checchi Capital Advisers, LLC4,131$296.4K0.02%+998+31.9%Added
Capital Investment Advisors, LLC4,141$297.1K0.00%00.0%Unchanged
Regal Investment Advisors LLC4,157$298.3K0.02%+31+0.8%Added
Ames National Corp4,185$299.9K0.18%−18,233−81.3%Reduced
Resonant Capital Advisors, LLC4,182$300.1K0.02%+184+4.6%Added
Pittenger & Anderson Inc4,190$300.7K0.01%+17+0.4%Added
Gsa Capital Partners LLP4,193$301.0K0.02%−1,673−28.5%Reduced
Carret Asset Management, LLC4,200$301.4K0.03%00.0%Unchanged
Capital Square, LLC4,200$303.8K0.14%−340−7.5%Reduced
Aviva PLC4,250$305.0K0.00%00.0%Unchanged
Chicago Partners Investment Group LLC4,319$306.5K0.01%−50−1.1%Reduced
Brookstone Capital Management4,287$307.7K0.00%−110−2.5%Reduced
D L Carlson Investment Group Inc4,301$308.6K0.05%00.0%Unchanged
Horizon Investments, LLC4,377$311.8K0.00%+234+5.6%Added
Private Trust Co NA4,375$313.9K0.03%+35+0.8%Added
Pensionmark Financial Group, LLC4,403$316.0K0.01%−119−2.6%Reduced
Lynch & Associates4,406$316.2K0.06%00.0%Unchanged
Ballentine Partners, LLC4,432$318.0K0.00%+193+4.6%Added
Royal Fund Management, LLC4,444$318.9K0.03%00.0%Unchanged
Apollon Wealth Management, LLC4,447$319.1K0.01%+930+26.4%Added
FORM Wealth Advisors, LLC4,450$319.3K0.04%−475−9.6%Reduced
CWS Financial Advisors, LLC4,453$319.6K0.08%+9+0.2%Added
SHEPHERD WEALTH MANAGEMENT Ltd LIABILITY Co4,400$321.3K0.24%00.0%Unchanged
Rehmann Capital Advisory Group4,511$323.8K0.02%+272+6.4%Added
Silver Oak Securities, Inc4,531$325.1K0.02%−239−5.0%Reduced
Roman Butler Fullerton & Co4,492$327.9K0.09%−36−0.8%Reduced
FSB Premier Wealth Management, Inc.4,577$328.4K0.10%00.0%Unchanged
Capstone Investment Advisors, LLC4,589$329.3K0.00%−525−10.3%Reduced
EP Wealth Advisors, LLC4,679$335.8K0.00%+4,679New
Danske Bank A/S4,700$337.3K0.00%00.0%Unchanged
Hummer Financial Advisory Services Inc4,700$337.3K0.24%+300+6.8%Added
Arkadios Wealth Advisors4,757$341.4K0.01%+715+17.7%Added
Ausdal Financial Partners, Inc.4,767$342.1K0.02%+371+8.4%Added
Bridges Investment Management Inc4,775$342.7K0.00%−50−1.0%Reduced
Kavar Capital Partners Group, LLC4,779$342.9K0.04%00.0%Unchanged
Buckingham Strategic Partners4,791$343.8K0.00%+4,791New
Sagespring Wealth Partners, LLC5,003$359.0K0.01%−58−1.1%Reduced
Havemeyer Place LP5,051$362.5K0.04%+5,051New
Syon Capital LLC5,080$364.5K0.02%−317−5.9%Reduced
Zacks Investment Management5,087$365.1K0.00%+20.0%Added
Wedge Capital Management L L P5,089$365.2K0.01%−4,414−46.4%Reduced
Cornerstone Wealth Management, LLC5,095$365.6K0.02%+900+21.5%Added
Parallel Advisors, LLC5,187$372.3K0.01%+2,351+82.9%Added
Financial Connections Group, Inc.5,200$373.0K0.13%00.0%Unchanged
Gateway Wealth Partners, LLC5,304$380.6K0.01%+5,304New
Aster Capital Management (DIFC) Ltd5,931$381.7K0.12%+4,688+377.2%Added
First Business Financial Services, Inc.5,444$390.7K0.03%00.0%Unchanged
Frec Markets, Inc.5,493$394.2K0.07%+5,493New
MBE Wealth Management, LLC5,521$396.2K0.16%+16+0.3%Added
Klingman & Associates, LLC5,525$396.5K0.02%+53+1.0%Added
Resources Investment Advisors, LLC.5,532$397.0K0.00%−813−12.8%Reduced
Canada Post Corp Registered Pension Plan5,543$397.8K0.02%00.0%Unchanged
Cypress Capital Group5,553$398.5K0.04%00.0%Unchanged
Teza Capital Management LLC5,560$399.0K1.46%+5,560New
Legacy Private Trust Co.5,570$399.7K0.02%00.0%Unchanged
Callan Family Office, LLC5,584$400.7K0.01%−1,033−15.6%Reduced
Nomura Holdings Inc5,595$401.5K0.00%+857+18.1%Added
Pure Financial Advisors, Inc.5,626$403.7K0.01%+50+0.9%Added
Private Advisor Group, LLC5,646$405.1K0.00%−4,033−41.7%Reduced
Nations Financial Group Inc,5,646$405.2K0.02%−201−3.4%Reduced
Quad-Cities Investment Group, LLC5,687$408.1K0.16%00.0%Unchanged
Bailard, Inc.5,702$409.2K0.01%+8+0.1%Added
Meiji Yasuda Asset Management Co Ltd.5,706$409.5K0.02%−219−3.7%Reduced
Prime Capital Investment Advisors, LLC5,707$409.6K0.00%−346−5.7%Reduced
First National Advisers, LLC5,773$414.3K0.06%+12+0.2%Added
Busey Wealth Management5,800$416.2K0.01%−836−12.6%Reduced
Keybank National Association5,853$420.0K0.00%+1,234+26.7%Added
Integrity Alliance, LLC.5,918$424.7K0.02%+48+0.8%Added
Snowden Capital Advisors LLC5,921$424.9K0.01%−1,357−18.6%Reduced
Moors & Cabot, Inc.5,930$425.6K0.02%−10−0.2%Reduced
Warren Averett Asset Management, LLC5,938$426.1K0.00%−42−0.7%Reduced
Signaturefd, LLC5,943$426.5K0.01%+552+10.2%Added
Argent Trust Co5,944$426.5K0.01%−218−3.5%Reduced
Weaver Consulting Group6,039$433.4K0.10%00.0%Unchanged
Laird Norton Trust Company, LLC6,043$433.6K0.01%−95−1.5%Reduced
Leavell Investment Management, Inc.6,061$434.9K0.02%00.0%Unchanged
Vise Technologies, Inc.6,742$438.3K0.01%00.0%Unchanged
STRS Ohio6,143$440.8K0.00%−10−0.2%Reduced
Tudor Investment Corp Et Al6,179$443.4K0.00%+6,179New
Ritholtz Wealth Management6,181$443.5K0.01%+1,322+27.2%Added
Security National Bank of Sioux City Iowa6,304$452.4K0.27%00.0%Unchanged
Patton Fund Management, Inc.4,884$455.3K0.08%+1,425+41.2%Added
Financial Advisors Network, Inc.6,372$457.3K0.06%+560+9.6%Added
GTS Securities LLC6,374$457.4K0.02%+6,374New
Madison Asset Management, LLC6,431$461.5K0.01%00.0%Unchanged
Sound Stewardship, LLC6,491$465.8K0.21%00.0%Unchanged