Number of shares outstanding for Ameren (AEE)

Number of shares outstanding as of December 2025 : 270,400,000

According to Ameren 's latest financial reports and stock price the company's current number of shares outstanding is 270,400,000. At the end of 2025 the company had 270,400,000 shares outstanding. The number of outstanding shares is usually impacted by stock plits and shares buy back.

Shares outstanding history for Ameren from 1997 to 2025

Shares Outstanding at the end of each year

Year	Shares Outstanding	Change
2025	0.27 B	1.12%
2024	0.26 B	1.48%
2023	0.26 B	1.7%
2022	0.25 B	0.58%
2021	0.25 B	4.12%
2020	0.24 B	0.57%
2019	0.24 B	0.7%
2018	0.24 B	0.7%
2017	0.24 B	0%
2016	0.24 B	0%
2015	0.24 B	0%
2014	0.24 B	0%
2013	0.24 B	0%
2012	0.24 B	0.37%
2011	0.24 B	1%
2010	0.23 B	9.67%
2009	0.21 B	3.76%
2008	0.21 B	1.3%
2007	0.20 B	0.83%
2006	0.20 B	1.03%
2005	0.20 B	5.32%
2004	0.19 B	19.59%
2003	0.16 B	10.29%
2002	0.14 B	6.91%
2001	0.13 B	0%
2000	0.13 B	0%
1999	0.13 B	0.29%
1998	0.13 B	-0.27%
1997	0.13 B

Shares Outstanding for similar companies or competitors

Company	Shares Outstanding	differencediff.	Country
CMS Energy CMS	304,300,000	12.54%	🇺🇸 USA
Alliant Energy LNT	257,000,000	-4.96%	🇺🇸 USA
Dominion Energy D	853,500,000	215.64%	🇺🇸 USA
Duke Energy DUK	778,000,000	187.72%	🇺🇸 USA
Xcel Energy XEL	592,000,000	118.93%	🇺🇸 USA
WEC Energy Group WEC	323,500,000	19.64%	🇺🇸 USA
Otter Tail OTTR	41,877,000	-84.51%	🇺🇸 USA

What is the market capitalization of a company?

The market capitalization sometimes referred as Marketcap, is the value of a publicly listed company.
In most cases it can be easily calculated by multiplying the share price with the amount of outstanding shares.

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