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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
Gsa Capital Partners LLP4,495$272.0K0.02%+4,495New
Tower Research Capital LLC (TRC)4,489$271.4K0.01%−15,830−77.9%Reduced
Roman Butler Fullerton & Co4,151$269.6K0.08%+243+6.2%Added
Kovitz Investment Group Partners, LLC4,444$268.8K0.00%+1,092+32.6%Added
Royal Fund Management, LLC4,444$268.7K0.03%00.0%Unchanged
CWS Financial Advisors, LLC4,425$267.6K0.08%+10+0.2%Added
Eqis Capital Management, Inc.4,424$267.5K0.02%−939−17.5%Reduced
Cornerstone Wealth Management, LLC4,402$266.2K0.02%+20.0%Added
Colony Group, LLC4,368$264.2K0.00%+4,368New
Toroso Investments, LLC4,324$261.5K0.00%+87+2.1%Added
D L Carlson Investment Group Inc4,307$260.4K0.05%−90−2.0%Reduced
Ames National Corp4,285$259.1K0.17%−1,460−25.4%Reduced
MBB Public Markets I LLC4,279$258.8K0.03%−953−18.2%Reduced
Brown Advisory Inc4,261$257.7K0.00%+278+7.0%Added
Aviva PLC4,250$257.0K0.00%00.0%Unchanged
Impact Capital Partners LLC4,238$256.3K0.08%+24+0.6%Added
Fiduciary Financial Group, LLC4,161$255.3K0.05%+154+3.8%Added
Buckingham Strategic Partners4,204$254.2K0.00%−66−1.5%Reduced
Private Trust Co NA4,202$254.1K0.02%−24−0.6%Reduced
Pittenger & Anderson Inc4,201$254.0K0.01%+19+0.5%Added
Carret Asset Management, LLC4,200$254.0K0.03%00.0%Unchanged
Two Sigma Securities, LLC4,189$253.3K0.03%+4,189New
Canada Post Corp Registered Pension Plan4,183$252.9K0.01%+4,183New
Silver Oak Securities, Inc4,182$252.9K0.02%+97+2.4%Added
Graypoint LLC4,165$251.8K0.01%+4,165New
Rise Advisors, LLC4,150$251.0K0.10%−367−8.1%Reduced
Johnson Financial Group, Inc.4,148$250.8K0.01%+548+15.2%Added
Stanley-Laman Group, Ltd.4,147$250.8K0.04%+566+15.8%Added
National Pension Service4,126$249.5K0.00%+3,189+340.3%Added
Rehmann Capital Advisory Group4,124$249.4K0.02%−203−4.7%Reduced
Kestra Private Wealth Services, LLC4,117$249.0K0.00%−194−4.5%Reduced
Danske Bank A/S4,100$247.9K0.00%+1,100+36.7%Added
Livforsakringsbolaget Skandia, Omsesidigt4,033$243.9K0.01%00.0%Unchanged
Horizon Investments, LLC4,057$243.4K0.00%+375+10.2%Added
McKinley Carter Wealth Services, Inc.4,020$243.1K0.01%00.0%Unchanged
Baxter Bros Inc4,007$242.3K0.03%00.0%Unchanged
Accredited Investors Inc.4,000$241.9K0.01%+277+7.4%Added
Marble Harbor Investment Counsel, LLC4,000$241.9K0.03%00.0%Unchanged
Shepherd Financial Partners LLC4,000$241.9K0.03%00.0%Unchanged
Cerro Pacific Wealth Advisors LLC4,000$241.9K0.07%00.0%Unchanged
Ci Investments Inc.3,991$241.0K0.00%−1,210−23.3%Reduced
Resonant Capital Advisors, LLC3,970$240.1K0.02%−62−1.5%Reduced
Ballentine Partners, LLC3,940$238.3K0.00%+3,940New
Smith, Moore & Co.3,900$235.8K0.02%00.0%Unchanged
Gradient Investments LLC3,890$235.2K0.00%+3,890New
Farmers & Merchants Investments Inc3,886$235.0K0.01%00.0%Unchanged
TCI Wealth Advisors, Inc.3,873$234.2K0.02%−28−0.7%Reduced
Washington Trust Advisors, Inc.3,866$233.8K0.02%00.0%Unchanged
Sound View Wealth Advisors Group, LLC3,844$232.4K0.02%+58+1.5%Added
BKM Wealth Management, LLC3,838$232.1K0.09%00.0%Unchanged
Stratos Wealth Partners, LTD.3,825$231.4K0.00%−94−2.4%Reduced
Moss Adams Wealth Advisors LLC3,805$230.1K0.02%+176+4.8%Added
Midwest Trust Co3,799$229.7K0.00%+3,799New
Ashton Thomas Private Wealth, LLC3,796$229.5K0.01%+3,796New
Addison Advisors LLC3,721$225.0K0.06%+95+2.6%Added
Total Clarity Wealth Management, Inc.3,662$221.4K0.06%00.0%Unchanged
Trust Co of Vermont3,644$220.4K0.01%−100−2.7%Reduced
GTS Securities LLC3,636$219.9K0.01%−13,307−78.5%Reduced
Independent Financial Group, LLC3,630$219.5K0.01%+72+2.0%Added
Blueshift Asset Management, LLC3,627$219.3K0.07%+3,627New
Patton Fund Management, Inc.3,626$219.3K0.05%+3,626New
Arkadios Wealth Advisors3,604$217.9K0.01%−10.0%Reduced
Cedar Point Capital Partners, LLC3,588$217.0K0.15%+10+0.3%Added
Sigma Investment Counselors Inc3,580$216.5K0.01%00.0%Unchanged
Hutchens & Kramer Investment Management Group, LLC3,484$213.8K0.10%−69−1.9%Reduced
Latitude Advisors, LLC3,529$213.4K0.11%00.0%Unchanged
Longboard Asset Management, LP3,522$213.0K0.53%00.0%Unchanged
LaFleur & Godfrey LLC3,470$209.8K0.03%00.0%Unchanged
Great Waters Wealth Management3,447$208.4K0.03%00.0%Unchanged
Colonial Trust Co3,428$207.3K0.03%+410+13.6%Added
KMG Fiduciary Partners, LLC3,422$206.9K0.02%00.0%Unchanged
First Citizens Financial Corp3,406$206.0K0.11%−500−12.8%Reduced
Calton & Associates, Inc.3,393$205.2K0.04%+3,393New
Valtinson Bruner Financial Planning LLC3,386$204.8K0.06%00.0%Unchanged
Equitable Holdings, Inc.3,330$201.4K0.00%+3,330New
Capital City Trust Co3,328$201.2K0.05%00.0%Unchanged
Global Retirement Partners, LLC3,182$192.4K0.00%+3,182New
Whittier Trust Co2,941$177.8K0.00%+1,200+68.9%Added
DAGCO, Inc.2,912$176.1K0.05%+22+0.8%Added
Virtus Investment Advisers, Inc.2,834$171.4K0.06%+291+11.4%Added
NBT Bank N A2,733$165.3K0.01%+3+0.1%Added
Allworth Financial LP2,718$164.4K0.00%+2,209+434.0%Added
IAG Wealth Partners, LLC2,677$161.9K0.02%00.0%Unchanged
FIL Ltd2,600$157.2K0.00%+2,600New
Massmutual Trust Co FSB2,599$157.2K0.00%−508−16.4%Reduced
Smartleaf Asset Management LLC2,544$153.5K0.01%−509−16.7%Reduced
CX Institutional2,467$149.0K0.01%−60−2.4%Reduced
10Elms LLP2,388$144.4K0.14%00.0%Unchanged
Mark Sheptoff Financial Planning, LLC2,350$142.1K0.08%00.0%Unchanged
Whittier Trust Co of Nevada Inc2,171$131.3K0.00%+192+9.7%Added
Employees Retirement System of Texas2,108$127.0K0.00%+2,108New
Westpac Banking Corp2,048$123.8K0.01%−80−3.8%Reduced
Tower Trust & Investment Co2,020$122.1K0.09%−300−12.9%Reduced
Private Wealth Asset Management, LLC2,009$121.5K0.02%00.0%Unchanged
Kestra Investment Management, LLC1,895$118.3K0.00%+936+97.6%Added
Centaurus Financial, Inc.1,896$115.0K0.01%+167+9.7%Added
AdvisorNet Financial, Inc1,845$111.6K0.01%+3+0.2%Added
Oakworth Capital, Inc.1,813$109.6K0.01%00.0%Unchanged
Acadian Asset Management LLC1,732$104.0K0.00%00.0%Unchanged
Capital Advisors, Ltd. LLC1,699$103.0K0.01%00.0%Unchanged