# Alliant Energy Corp: Form DEF 14A, filed Mar 31, 2026

- Company: [Alliant Energy Corp](/companies/lnt.md) (CIK 352541)
- Form: DEF 14A
- Filed: 2026-03-31
- Accepted by EDGAR: Mar 30, 2026, 18:02 ET
- Period: 2026-05-20
- Accession: 0000352541-26-000025
- Inline XBRL: yes
- Main document: https://www.sec.gov/Archives/edgar/data/352541/000035254126000025/lnt-20260330.htm
- All documents and exhibits: https://www.sec.gov/Archives/edgar/data/352541/000035254126000025/

## Sections

Sections are extracted only from 10-K and 10-Q reports. Read this filing’s documents on sec.gov. https://www.sec.gov/Archives/edgar/data/352541/000035254126000025/lnt-20260330.htm

Filed Mar 31, 2026.
Source: SEC EDGAR, the filing index for accession 0000352541-26-000025. Last ingested by Listed: Nov 6, 2026, 14:16 ET. No prices; not investment advice.