Historical shareholding details of Artisan Partners Limited Partnership holdings in Alliant Energy Corp. (LNT)

Monthly changes of Artisan Partners Limited Partnership shareholding in Alliant Energy Corp. over the previous months

Month	Name	Total no. shares held	Percent Holding
Month	Name	Total no. shares held	Percent Holding
Feb 28, 2025	Artisan Partners Limited Partnership	418,217	0.16%

Jan 31, 2025	Artisan Partners Limited Partnership	418,217	0.16%

Dec 31, 2024	Artisan Partners Limited Partnership	1,002,764	0.39%
Dec 31, 2024	Artisan Partners Limited Partnership	418,217	0.16%

Nov 30, 2024	Artisan Partners Limited Partnership	418,217	0.16%

Oct 31, 2024	Artisan Partners Limited Partnership	418,217	0.16%

Sep 30, 2024	Artisan Partners Limited Partnership	1,002,248	0.39%
Sep 30, 2024	Artisan Partners Limited Partnership	418,217	0.16%

Aug 31, 2024	Artisan Partners Limited Partnership	427,017	0.17%

Jul 31, 2024	Artisan Partners Limited Partnership	427,017	0.17%

Jun 30, 2024	Artisan Partners Limited Partnership	1,012,087	0.39%
Jun 30, 2024	Artisan Partners Limited Partnership	427,017	0.17%

May 31, 2024	Artisan Partners Limited Partnership	427,017	0.17%

Apr 30, 2024	Artisan Partners Limited Partnership	427,017	0.17%

Mar 31, 2024	Artisan Partners Limited Partnership	1,019,225	0.40%
Mar 31, 2024	Artisan Partners Limited Partnership	427,017	0.17%