Ameren Shares Outstanding 2010-2025 | AEE

Ameren 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.
  • Ameren shares outstanding for the quarter ending March 31, 2025 were 0.271B, a 1.72% increase year-over-year.
  • Ameren 2024 shares outstanding were 0.267B, a 1.52% increase from 2023.
  • Ameren 2023 shares outstanding were 0.263B, a 1.5% increase from 2022.
  • Ameren 2022 shares outstanding were 0.26B, a 0.74% increase from 2021.
Ameren Annual Shares Outstanding
(Millions of Shares)
2024 267
2023 263
2022 260
2021 258
2020 249
2019 247
2018 246
2017 244
2016 243
2015 244
2014 244
2013 245
2012 243
2011 242
2010 239
2009 220
Ameren Quarterly Shares Outstanding
(Millions of Shares)
2025-03-31 271
2024-12-31 267
2024-09-30 267
2024-06-30 267
2024-03-31 267
2023-12-31 263
2023-09-30 263
2023-06-30 263
2023-03-31 263
2022-12-31 260
2022-09-30 260
2022-06-30 259
2022-03-31 259
2021-12-31 258
2021-09-30 259
2021-06-30 257
2021-03-31 256
2020-12-31 249
2020-09-30 249
2020-06-30 248
2020-03-31 248
2019-12-31 247
2019-09-30 248
2019-06-30 247
2019-03-31 246
2018-12-31 246
2018-09-30 246
2018-06-30 246
2018-03-31 244
2017-12-31 244
2017-09-30 245
2017-06-30 244
2017-03-31 243
2016-12-31 243
2016-09-30 243
2016-06-30 243
2016-03-31 243
2015-12-31 244
2015-09-30 244
2015-06-30 243
2015-03-31 243
2014-12-31 244
2014-09-30 244
2014-06-30 243
2014-03-31 243
2013-12-31 245
2013-09-30 245
2013-06-30 243
2013-03-31 243
2012-12-31 243
2012-09-30 243
2012-06-30 243
2012-03-31 243
2011-12-31 242
2011-09-30 242
2011-06-30 241
2011-03-31 241
2010-12-31 239
2010-09-30 239
2010-06-30 238
2010-03-31 238
2009-12-31 220
2009-09-30 218
2009-06-30 214
2009-03-31 213
Sector Industry Market Cap Revenue
Utilities Utility - Electric Power Distribution $26.185B $7.623B
Ameren Corporation is a utility company which generates and distributes electricity and natural gas to residential, commercial, industrial and wholesale end markets in Missouri and Illinois. The company has four business segments - Ameren Missouri, Ameren Illinois Electric Distribution, Ameren Illinois Natural Gas and Ameren Transmission. The Ameren Missouri segment includes all the operations of Ameren Missouri. Ameren Missouri generates electricity through its coal-fired, nuclear, hydroelectric, natural gas or oil-fired and renewable facilities. Ameren Illinois Electric Distribution consists of the electric distribution business of Ameren Illinois. Ameren Illinois Natural Gas consists of the natural gas business of Ameren Illinois. Ameren Transmission is primarily composed of the aggregated electric transmission businesses of Ameren Illinois and Ameren Transmission Company of Illinois (ATXI) and associated Ameren (parent) interest charges.
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