1&1 AG Market Cap

1&1 AG has a market cap or net worth of €3.97 billion as of April 28, 2026. Its market cap has increased by 53.88% in one year.

Market Cap

3.97B

Enterprise Value

7.00B

Revenue

4.14B

Ranking

n/a

PE Ratio

24.19

Stock Price

€22.50

Market Cap Chart

Since September 11, 2017, 1&1 AG's market cap has decreased from 10.48B to 3.97B, a decrease of -62.11%. That is a compound annual growth rate of -10.64%.

Market Cap History

Date	Market Cap	% Change
Apr 27, 2026	3.99B	-8.57%
Dec 30, 2025	4.36B	96.43%
Dec 30, 2024	2.22B	-30.54%
Dec 29, 2023	3.20B	56.38%
Dec 30, 2022	2.05B	-51.70%
Dec 30, 2021	4.23B	17.51%
Dec 30, 2020	Pro	Pro
Dec 30, 2019	Pro	Pro
Dec 28, 2018	Pro	Pro
Dec 29, 2017	Pro	Pro

Market Capitalization

Market capitalization, also called net worth, is the total value of all of a company's outstanding shares. It is calculated by multiplying the stock price by the number of shares outstanding.

Formula: Market Cap = Stock Price * Shares Outstanding

Full Definition

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Market Cap Rankings