SEC Form 4 · accession 0001512789-26-000003
ALLIANT ENERGY CORP · LNT
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Robert J Durian
Officer — EVP and CFO
Period of report
Aug 10, 2026
Accepted (ET)
Aug 12, 2026 · 4:16 pm EDT
Rule 10b5-1 plan
box not checked
Issuer CIK
0000352541
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common StockF1 | Aug 10, 2026 | S | 0 | $68.60 | D | 158,146 | D | |
| Common StockF2 | holding | — | — | — | 5,650 | I | By 401(k) Plan |
Table II — derivative securities
No Table II lines on this filing.
Explanation of responses
- F1Includes adjustments for accrued dividends, pursuant to a dividend reinvestment transaction exempt from Section 16 under Rule 16a-11.
- F2Reflects 401(k) holdings as of this filing date.