Alliant Energy Shares Outstanding 2010-2025 | LNT

Alliant Energy shares outstanding history from 2010 to 2025. Shares outstanding can be defined as the number of shares held by shareholders (including insiders) assuming conversion of all convertible debt, securities, warrants and options. This metric excludes the company's treasury shares.
  • Alliant Energy shares outstanding for the quarter ending March 31, 2025 were 0.257B, a 0.27% increase year-over-year.
  • Alliant Energy 2024 shares outstanding were 0.257B, a 1.38% increase from 2023.
  • Alliant Energy 2023 shares outstanding were 0.253B, a 0.84% increase from 2022.
  • Alliant Energy 2022 shares outstanding were 0.251B, a 0.2% increase from 2021.
Alliant Energy Annual Shares Outstanding
(Millions of Shares)
2024 257
2023 253
2022 251
2021 251
2020 249
2019 239
2018 234
2017 230
2016 227
2015 225
2014 222
2013 222
2012 222
2011 221
2010 221
2009 221
Alliant Energy Quarterly Shares Outstanding
(Millions of Shares)
2025-03-31 257
2024-12-31 257
2024-09-30 257
2024-06-30 257
2024-03-31 257
2023-12-31 253
2023-09-30 254
2023-06-30 252
2023-03-31 251
2022-12-31 251
2022-09-30 251
2022-06-30 251
2022-03-31 251
2021-12-31 251
2021-09-30 251
2021-06-30 251
2021-03-31 250
2020-12-31 249
2020-09-30 250
2020-06-30 250
2020-03-31 245
2019-12-31 239
2019-09-30 240
2019-06-30 238
2019-03-31 237
2018-12-31 234
2018-09-30 235
2018-06-30 232
2018-03-31 231
2017-12-31 230
2017-09-30 231
2017-06-30 229
2017-03-31 228
2016-12-31 227
2016-09-30 227
2016-06-30 227
2016-03-31 227
2015-12-31 225
2015-09-30 226
2015-06-30 226
2015-03-31 222
2014-12-31 222
2014-09-30 222
2014-06-30 222
2014-03-31 222
2013-12-31 222
2013-09-30 222
2013-06-30 222
2013-03-31 222
2012-12-31 222
2012-09-30 222
2012-06-30 222
2012-03-31 221
2011-12-31 221
2011-09-30 221
2011-06-30 221
2011-03-31 221
2010-12-31 221
2010-09-30 221
2010-06-30 221
2010-03-31 221
2009-12-31 221
2009-09-30 221
2009-06-30 221
2009-03-31 221
Sector Industry Market Cap Revenue
Utilities Utility - Electric Power Distribution $15.944B $3.981B
Alliant Energy Corporation is a holding company with subsidiaries engaged in regulated electric and natural gas services. The company operates primarily through four wholly owned subsidiaries: Interstate Power and Light Company (IPL), Wisconsin Power and Light Company (WPL), Resource and Corporate Services. Alliant Energy provides services to electric and natural gas customers in the Midwest. Its Utility Business segment includes the operations of IPL and WPL. Both the utilities have a diversified fuel mix which consists of coal, natural gas and renewable resources. The output from these generating facilities is supplemented with purchased power. IPL is primarily engaged in the generation and distribution of electricity and distribution and transportation of natural gas in select markets in Iowa and southern Minnesota.
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