Alstom (ALO.PA) - Shares outstanding

Number of shares outstanding as of February 2026 : 448,610,045

According to Alstom's latest financial reports and stock price the company's current number of shares outstanding is 448,610,045. At the end of 2025 the company had 448,610,045 shares outstanding. The number of outstanding shares is usually impacted by stock plits and shares buy back.

Shares outstanding history for Alstom from 1998 to 2004

Shares Outstanding at the end of each year

Year	Shares Outstanding	Change
2025	0.44 B	17.12%
2024	0.38 B	2%
2023	0.37 B	0.75%
2022	0.37 B	42.18%
2021	0.26 B	16.77%
2020	0.22 B	0.71%
2019	0.22 B	0.82%
2018	0.22 B	0.81%
2017	0.21 B	-25.66%
2016	0.29 B	-4.63%
2015	0.30 B	0.26%
2014	0.30 B	2.38%
2013	0.30 B	2.33%
2012	0.29 B	0.11%
2011	0.29 B	1.72%
2010	0.28 B	0.85%
2009	0.28 B

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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Number of shares outstanding for Alstom (ALO.PA)