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ALLIANT ENERGY CORP

LNT NASDAQ CIK: 0000352541 Electric & Other Services Combined Inc. in WI
View on SEC.gov →
Overview All Filings Annual Quarterly Insiders

Recent Filings

All 1,002 filings →
Form Description Date
SCHEDULE 13G/A Mar 26, 2026
8-K 8-K Mar 19, 2026
424B5 424B5 Mar 19, 2026
4/A FORM 4/A Mar 19, 2026
3 FORM 3 Mar 4, 2026
8-K 8-K Mar 4, 2026
4 FORM 4 Feb 23, 2026
4 FORM 4 Feb 23, 2026
4 FORM 4 Feb 23, 2026
4 FORM 4 Feb 23, 2026

Insider Transactions

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Insider Title Type Shares Owns After Date
Smyth Antonio P Executive Vice President Award / Grant 9,727 9,727 Apr 15, 2025
Barton Lisa M President and CEO Award / Grant 21,266 57,710 Feb 20, 2025
Sundararajan Raja Executive Vice President Award / Grant 5,802 16,358 Feb 20, 2025
Farlinger Mayuri Vice President Award / Grant 236 4,631 May 7, 2024
de Leon David A Senior Vice President Award / Grant 465 36,835 May 7, 2024
Barton Lisa M President and CEO Award / Grant 23,321 35,344 Feb 20, 2024
Bilitz Benjamin M CAO and Controller Award / Grant 3,600 19,463 Feb 15, 2024
DURIAN ROBERT J EVP and CFO Award / Grant 22,012 128,467 Feb 15, 2024
Kouba Terry L Senior Vice President Award / Grant 6,981 44,564 Feb 15, 2024
LARSEN JOHN O Executive Chairman Award / Grant 80,948 306,389 Feb 15, 2024