As Of	Filer	Filing¹	For·On·As	Docs:Size	Issuer		Filing Agent

 6/17/22  Alliant Energy Corp.              11-K       12/31/21    2:168K                                                            
 2/18/22  Alliant Energy Corp.              10-K       12/31/21  154:44M                                                             
          Interstate Power & Light Co.
          Wisconsin Power & Light Co.
  1/4/22  Kouba Terry L                     4          Officer²    1:7K   Alliant Energy Corp.              Alliant Energy Corp.     
  1/4/22  Larsen John O                     4          Dir.,Off.²  1:7K   Alliant Energy Corp.              Alliant Energy Corp.     
  1/4/22  Bilitz Benjamin M                 4          Officer²    1:6K   Alliant Energy Corp.              Alliant Energy Corp.     
  1/4/22  Gallegos James H                  4          Officer²    1:7K   Alliant Energy Corp.              Alliant Energy Corp.     
  1/4/22  de Leon David A                   4          Officer²    1:7K   Alliant Energy Corp.              Alliant Energy Corp.     
  1/4/22  Durian Robert J                   4          Officer²    1:6K   Alliant Energy Corp.              Alliant Energy Corp.     

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¹	Filing/Form Types:  /A
	4	Statement of Changes in Beneficial Ownership of Securities by an Insider — Form 4 { The Filer is an Insider² of the Issuer }.
	10-K	Annual Report — Form 10-K.
	11-K	Annual Report by an Employee Stock Purchase, Savings or Similar Plan — Form 11-K.
²	Insider:  The Filer is a Director, Officer, 10% Owner and/or Other “insider” of the Issuer.