Summary H1 2020

• Continued profitable growth despite challenging macroeconomic environment

• Business resilience amid COVID-19 pandemic due to continued diversification across width of merchant base and geographies

• Processed volume was €129.1 billion: up 23% year-on-year

• Net revenue was €279.9 million: up 27% year-on-year

• EBITDA of €140.9 million: up 12% year-on-year

• EBITDA margin of 50%, as we continue to invest for the long term

• Free cash flow conversion ratio was 92%, with a CapEx level of 2%

Shareholder Letter & Financial Results

The full H1 2020 financial results and accompanying shareholder letter can be found directly via this link.

Earnings Call & Webcast

Pieter van der Does (CEO) and Ingo Uytdehaage (CFO) will host an earnings call today, at 3.00 pm CEST. The live webcast of the call can be accessed at adyen.com/ir. On this same webpage, a replay will be made available following the call.

Contact

Hemmo Bosscher +31 6 817 909 09 press@adyen.com

This press release contains information that qualifies, or may qualify, as inside information within the meaning of Article 7(1) of the EU Market Abuse Regulation.

Important Regulatory Notice

This announcement is not for publication, distribution or release, directly or indirectly, in or into the United States of America (including its territories and possessions, any state of the United States of America and the District of Columbia), Canada, South Africa, Australia or Japan or any other jurisdiction where such an announcement would be unlawful. The distribution of this announcement may be restricted by law in certain jurisdictions and persons into whose possession this document or other information referred to herein comes should inform themselves about and observe any such restriction. Any failure to comply with these restrictions may constitute a violation of the securities laws of any such jurisdiction.

Adyen’s securities have not been and will not be registered under the U.S. Securities Act of 1933, as amended, and may not be offered or sold in the United States without registration thereunder or pursuant to an available exemption therefrom. Neither this document nor the information contained herein constitutes or forms part of an offer to sell, or the solicitation of an offer to buy, securities in the United States. Adyen will not provide any letters of non-objections for unsponsored ADRs or other securities in the United States or any other jurisdiction.

This announcement is not an offer of securities or investments for sale nor a solicitation of an offer to buy securities or investments in any jurisdiction, including the United States, Canada, South Africa, Australia or Japan. Neither this announcement nor anything contained herein shall form the basis of, or be relied upon in connection with, any offer or commitment whatsoever in any jurisdiction. No action has been taken that would permit an offering of securities or possession or distribution of this announcement in any jurisdiction where action for that purpose is required. Persons into whose possession this announcement comes are required to inform themselves about and to observe any such restrictions.

The information contained in this announcement is for background purposes only and does not purport to be full or complete. No reliance may be placed for any purpose on the information contained in this announcement or its accuracy or completeness. This announcement does not purport to identify or suggest the risks (direct or indirect) which may be associated with an investment in Adyen securities. Any investment decision in connection with Adyen securities must be made solely on the basis of all publicly available information relating to such Adyen securities.

This communication may be restricted by law in certain jurisdictions and persons receiving this communication should inform themselves about and observe any such restriction and must not under any circumstances forward this communication to any other person. Failure to comply with such restrictions may violate securities laws of any such jurisdiction.