Canonical: https://ownershiptrace.com/13f/companies/1948

# Who owns ALLIANT ENERGY CORP (LNT)? Elite investor 13F holders

7 tracked elite investors reported holding ALLIANT ENERGY CORP as of 2026-06-30, including Mairs & Power Funds, D.E. Shaw, Renaissance Technologies LLC, Gotham Asset Management, Tudor Investment. Who bought, trimmed or exited each quarter, with links to the original SEC 13F filings.

7 tracked investors currently reported holding · Latest report period: 2026-06-30 · Utilities · Utilities

Alliant Energy Corporation operates as a utility holding company that provides regulated electric and natural gas services in the United States. It operates through IPL and WPL segments. The company's IPL segment engages primarily in the generation and distribution of electricity and the distribution and transportation of natural gas to retail customers in select markets in Iowa. This segment…

## Reported holders and securities, including exits (up to 20)

| Investor | Security | Instrument | Report period | Filed | Value | Quantity | Units | Change | Source |
|  --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| [Mairs & Power Funds](https://ownershiptrace.com/13f/investors/54) | ALLIANT ENERGY CORP | SHARE | 2026-06-30 | 2026-08-14 00:00:00 | 202772183.00 USD | 2657913.000000 | Shares | reduce | [Original filing](https://www.sec.gov/Archives/edgar/data/1070134/0001172661-26-003496-index.html) |
| [D.E. Shaw](https://ownershiptrace.com/13f/investors/98) | ALLIANT ENERGY CORP | SHARE | 2026-06-30 | 2026-08-14 00:00:00 | 56521506.00 USD | 740877.000000 | Shares | add | [Original filing](https://www.sec.gov/Archives/edgar/data/1009207/0001104659-26-097217-index.html) |
| [Renaissance Technologies LLC](https://ownershiptrace.com/13f/investors/63) | ALLIANT ENERGY CORP | SHARE | 2026-06-30 | 2026-08-13 00:00:00 | 36428475.00 USD | 477500.000000 | Shares | reduce | [Original filing](https://www.sec.gov/Archives/edgar/data/1037389/0001037389-26-000059-index.html) |
| [Gotham Asset Management](https://ownershiptrace.com/13f/investors/94672) | ALLIANT ENERGY CORP | SHARE | 2026-06-30 | 2026-08-14 00:00:00 | 49040585.00 USD | 642818.000000 | Shares | add | [Original filing](https://www.sec.gov/Archives/edgar/data/1510387/0001398344-26-014644-index.html) |
| [D.E. Shaw](https://ownershiptrace.com/13f/investors/98) | ALLIANT ENERGY CORP | SHARE | 2026-06-30 | 2026-08-14 00:00:00 | 9578056.00 USD | 8757000.000000 | Principal | buy | [Original filing](https://www.sec.gov/Archives/edgar/data/1009207/0001104659-26-097217-index.html) |
| [Tudor Investment](https://ownershiptrace.com/13f/investors/94675) | ALLIANT ENERGY CORP | SHARE | 2026-06-30 | 2026-08-14 00:00:00 | 7826439.00 USD | 102588.000000 | Shares | add | [Original filing](https://www.sec.gov/Archives/edgar/data/923093/0000902664-26-003485-index.html) |
| [GAMCO](https://ownershiptrace.com/13f/investors/137) | ALLIANT ENERGY CORP | SHARE | 2026-06-30 | 2026-08-12 00:00:00 | 858797.00 USD | 11257.000000 | Shares | hold | [Original filing](https://www.sec.gov/Archives/edgar/data/807249/0001140361-26-032508-index.html) |
| [Ancora Advisors / Ancora Holdings](https://ownershiptrace.com/13f/investors/101) | ALLIANT ENERGY CORP | SHARE | 2026-06-30 | 2026-08-14 00:00:00 | 7629.00 USD | 100.000000 | Shares | reduce | [Original filing](https://www.sec.gov/Archives/edgar/data/1446114/0001446114-26-000012-index.html) |

Public disclosures can be delayed, incomplete, or amended. Report period describes a position date; transaction date describes a reported transaction; filed describes submission. A recent filing or page update does not establish a current holding. A dash means unavailable or not comparable, not zero.

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