Alliant Energy Corp

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Alliant Energy Corp
CIK #0000352541
EDGAR Form CIK 2011 - 2026
10-K [0000352541]
10-Q [0000352541]
3 [0000352541]
4 [0000352541]
8-K [0000352541]
SC 13G [0000352541]
Form 13D/13G Filer Form 13D/13G Subject Filed
Vanguard Capital Management LLC Alliant Energy Corp [2026-04-29]
Vanguard Portfolio Management LLC Alliant Energy Corp [2026-04-28]
State Street Corp Alliant Energy Corp [2021-02-05]
State Street Corp Alliant Energy Corp [2020-02-13]
State Street Corp Alliant Energy Corp [2018-02-13]
State Street Corp Alliant Energy Corp [2017-02-09]
Vanguard Group Inc Alliant Energy Corp [2014-02-10]
Form 3/4/5 Subject 2011 - 2026
Alliant Energy Corp
Smyth Antonio P
Allen Patrick E
Garcia Michael Dennis
Raymond Christie
Newport Roger K
Falotico Nancy Joy
Cortina Ignacio A
Cox Stephanie
Asthana Manu
Valcq Rebecca C
Durian Robert J
Barton Lisa M
de Leon David A
Sundararajan Raja
Farlinger Mayuri
Syse Dylan
Bilitz Benjamin M
Larsen John O
Kouba Terry L
Otoole Thomas F
Whiting Susan D
Luhrs Michael
Gallegos James H
Evanko Jillian C
Kampling Patricia L
Kopp Douglas R
Dunie Deborah B
Bennett Michael L
Reschke Wayne A
Oestreich Dean C
Sanders Carol P
Hanson Thomas L
McAllister Singleton B
Newhall Ann K
Hazel Darryl B
Perdue David A
Aller Thomas L
Harvey William D
Schmidt Joel J
Insider Transaction (Form 3/4/5) Date Action Shares Price Value ($)
Alliant Energy Corp LNT
Common Stock
2026-02-19 Grant 13,114 $0.00
Alliant Energy Corp LNT
Common Stock
2026-02-19 Grant 8,616 $0.00
Alliant Energy Corp LNT
Common Stock
2026-02-19 Grant 5,240 $0.00
Alliant Energy Corp LNT
Common Stock
2026-02-19 Grant 750 $0.00
Alliant Energy Corp LNT
Common Stock
2026-02-19 Grant 5,950 $0.00
Alliant Energy Corp LNT
Common Stock
2026-02-19 Grant 1,098 $0.00
Alliant Energy Corp LNT
Common Stock
2026-02-19 Tax withheld 1,179 $70.01 82,542
Alliant Energy Corp LNT
Common Stock
2026-02-19 Grant 29,527 $0.00
Alliant Energy Corp LNT
Common Stock
2026-02-19 Tax withheld 506 $70.01 35,425
Alliant Energy Corp LNT
Common Stock
2026-02-19 Tax withheld 28,594 $70.01 2,001,866
Alliant Energy Corp LNT
Common Stock
2026-02-19 Grant 47,533 $0.00
Alliant Energy Corp LNT
Common Stock
2026-02-19 Grant 2,306 $0.00
Alliant Energy Corp LNT
Common Stock
2026-02-19 Grant 3,026 $0.00
Alliant Energy Corp LNT
Common Stock .
2026-02-19 Tax withheld 11,324 $70.01 792,793
Alliant Energy Corp LNT
Common Stock
2026-02-19 Tax withheld 6,226 $70.01 435,882
Alliant Energy Corp LNT
Common Stock
2026-02-19 Tax withheld 16,630 $70.01 1,164,266
Alliant Energy Corp LNT
Common Stock
2026-02-19 Grant 27,882 $0.00
Alliant Energy Corp LNT
Common Stock
2026-02-19 Tax withheld 5,207 $70.01 364,542
Alliant Energy Corp LNT
Common Stock
2026-02-19 Grant 1,063 $0.00
Alliant Energy Corp LNT
Common Stock .
2026-02-19 Grant 8,784 $0.00
showing 20 of 200 most recent transactions
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