Market Cap

Alten SA Market Capitalization:

€2.53 Billion

EUR as of Jan. 1, 2026

US$2.97 Billion

business Alten SA Company Profile

Alten SA Main Stock Listing

Euronext: ATE

Market Capitalization History of Alten SA

Market capitalizations are calculated from the opening stock price at the beginning of each month.

Yearly evolution of Alten SA market cap

Date Market Cap YoY Change
Jan. 1, 2026 €2.53 B -8.47%
Jan. 1, 2025 €2.77 B -40.48%
Jan. 1, 2024 €4.65 B 12.05%
Jan. 1, 2023 €4.15 B -13.68%
Jan. 1, 2022 €4.80 B 64.52%
Jan. 1, 2021 €2.92 B

Market capitalization is calculated from the opening stock price at the beginning of each year.

Stocks & Indices

Alten SA has the following listings and related stock indices.


Stock: Euronext: ATE

Stock: FSX: AN3

What is a company's market capitalization?

The market capitalization of a company, more simply referred to as "market cap", is the total market value of a publicly traded company's outstanding shares. It is often considered as a key indicator of what a company is worth.