Aumann AG, DE000A2DAM03

EQS-CMS: Aumann AG: Release of a capital market information

Share buyback: Disclosure pursuant to Art. 5 Sec. 1 lit. b) and Sec. 3 of the Regulation (EU) No 596/2014 (MAR) in conjunction with Art. 2 Sec. 2 and Sec. 3 of the Commission Delegated Regulation (EU) No 2016/1052 Beelen, 22 May 2023 Purchase of own shares ? 10th interim notification In the period from 15 May 2023 up to and including 19 May 2023, a total of 21,197 shares were purchased under the share buyback program 2023/I. The initiation of the share buyback program was communicated by way of an announcement dated 15 March 2023 pursuant to Article 5 of Regulation (EU) No. 596/2014 and Article 2 (1) of Commission Delegated Regulation (EU) No 2016/1052. The total number of shares purchased in the period from 15 May 2023 up to and including 19 May 2023 per day, exchange, average price and volume in euros are as follows: ?

Date Total number of shares bought back (number) Average price (EUR) Exchange Volume (EUR)1 15.05.2023 5,978 16.24 XETRA 97,076.48 16.05.2023 6,052 15.64 XETRA 94,626.48 17.05.2023 4,064 15.59 XETRA 63,358.38 18.05.2023 1,552 15.45 XETRA 23,973.68 19.05.2023 3,551 15.67 XETRA 55,635.48 ? 1 Excl. acquisition costs The total number of shares bought back under the share buyback program 2023 in the period up to and including 19 May 2023 amounts to 296,751 shares. The share buyback has been executed by Hauck Aufh?user Lampe Privatbank AG. Information about individual transactions and daily trading volumes pursuant to Article 5 of Regulation (EU) No. 596/2014 and Commission Delegated Regulation (EU) No. 2016/1052 has been published on the internet at the following link: https://www.aumann.com/en/investor-relations/share-buyback/? Aumann AG Dieselstrasse 6 48361 Beelen Germany Tel [phone] Fax [phone] [e-mail] www.aumann.com Executive Board Sebastian Roll (CEO) Jan-Henrik Pollitt (CFO) Supervisory Board Gert-Maria Freimuth (Chairman) Christoph Weigler Dr.-Ing. Saskia Wessel Court of registration M?nster Local Court, register number: HRB 16399

22.05.2023 CET/CEST The EQS Distribution Services include Regulatory Announcements, Financial/Corporate News and Press Releases.Archive at www.eqs-news.com

Language: English Company: Aumann AG Dieselstra?e 6 48361 Beelen

Germany Internet: www.aumann.com ? End of News EQS News Service

1638627??22.05.2023?CET/CEST