Investment Visual

LNT

Alliant Energy Corporation

Stock

$64.33+0.62 (+0.97%)Close Oct 2, 2026

Shares outstanding, 2025: 257.1M
YoY, 2025: +0.2%
5-year CAGR: +0.6%
10-year CAGR: +1.3%

Shares outstanding

Shares outstanding by fiscal year

Period	On	Shares outstanding	YoY	Filing
2025	Jan 31, 2026	257.1M	+0.2%	10-K, Feb 20, 2026
2024	Jan 31, 2025	256.7M	+0.2%	10-K, Feb 21, 2025
2023	Jan 31, 2024	256.1M	+2.0%	10-K, Feb 16, 2024
2022	Jan 31, 2023	251.1M	+0.3%	10-K, Feb 24, 2023
2021	Jan 31, 2022	250.5M	+0.2%	10-K, Feb 18, 2022
2020	Jan 31, 2021	249.9M	+2.0%	10-K, Feb 19, 2021
2019	Jan 31, 2020	245.0M	+3.8%	10-K, Feb 21, 2020
2018	Jan 31, 2019	236.1M	+2.0%	10-K, Feb 22, 2019
2017	Jan 31, 2018	231.4M	+1.6%	10-K, Feb 23, 2018
2016	Jan 31, 2017	227.7M	+0.3%	10-K, Feb 24, 2017
2015	Jan 29, 2016	226.9M	+2.3%	10-K, Feb 24, 2016
2014	Jan 30, 2015	221.9M	0.0%	10-K, Feb 25, 2015
2013	Jan 31, 2014	221.9M	0.0%	10-K, Feb 25, 2014
2012	Jan 31, 2013	222.0M	—	10-K, Feb 26, 2013
2011	Dec 31, 2011	222.0M	—	10-K, Feb 27, 2012
2010	Jan 31, 2011	221.8M	—	10-K, Feb 28, 2011