AIXTRON SE, DE000A0WMPJ6

AIXTRON SE, DE000A0WMPJ6

19.01.2023 - 17:20:34

EQS-PVR: AIXTRON SE: Release according to Article 40, Section 1 of the WpHG [the German Securities Trading Act] with the objective of Europe-wide distribution

Notification of Major Holdings

1. Details of issuer Name: AIXTRON SE Street: Dornkaulstra?e 2 Postal code: 52134 City: HerzogenrathGermany Legal Entity Identifier (LEI): 5299004UJ4D51M25LD67 2. Reason for notification ? Acquisition/disposal of shares with voting rights ? Acquisition/disposal of instruments ? Change of breakdown of voting rights X Other reason:Equity collateral returned 3. Details of person subject to the notification obligation Legal entity: DWS Investment GmbHCity of registered office, country: Frankfurt am Main, Germany 4. Names of shareholder(s) holding directly 3% or more voting rights, if different from 3.? 5. Date on which threshold was crossed or reached: 16 Jan 2023 6. Total positions ? % of voting rights attached to shares (total of 7.a.) % of voting rights through instruments (total of 7.b.1 + 7.b.2) Total of both in % (7.a. + 7.b.) Total number of voting rights pursuant to Sec. 41 WpHG New 2.52 % 0.00 % 2.52 % 113348420 Previous notification 3.03 % 0.00 % 3.03 % / 7. Details on total positions a. Voting rights attached to shares (Sec. 33, 34 WpHG) ISIN Absolute In % ? Direct (Sec. 33 WpHG) Indirect (Sec. 34 WpHG) Direct (Sec. 33 WpHG) Indirect (Sec. 34 WpHG) DE000A0WMPJ6 0 2862041 0.00 % 2.52 % Total 2862041 2.52 % b.1. Instruments according to Sec. 38 (1) no. 1 WpHG Type of instrument Expiration or maturity date Exercise or conversion period Voting rights absolute Voting rights in % 0 0.00 % ? ? Total 0 0.00 % b.2. Instruments according to Sec. 38 (1) no. 2 WpHG Type of instrument Expiration or maturity date Exercise or conversion period Cash or physical settlement Voting rights absolute Voting rights in % 0 0.00 % ? ? ? Total 0 0.00 % 8. Information in relation to the person subject to the notification obligationX Person subject to the notification obligation is not controlled nor does it control any other undertaking(s) that directly or indirectly hold(s) an interest in the (underlying) issuer (1.). ? Full chain of controlled undertakings starting with the ultimate controlling natural person or legal entity: Name % of voting rights (if at least 3% or more) % of voting rights through instruments (if at least 5% or more) Total of both (if at least 5% or more) 9. In case of proxy voting according to Sec. 34 para. 3 WpHG (only in case of attribution of voting rights in accordance with Sec. 34 para. 1 sent. 1 No. 6 WpHG) Date of general meeting: Holding total positions after general meeting (6.) after annual general meeting:Proportion of voting rights Proportion of instruments Total of both % % % 10. Other explanatory remarks:Equity collateral returned via transfer of title.? Date19 Jan 2023

19.01.2023 CET/CEST The EQS Distribution Services include Regulatory Announcements, Financial/Corporate News and Press Releases.Archive at www.eqs-news.com

Language: English Company: AIXTRON SE Dornkaulstra?e 2 52134 Herzogenrath

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

1539233??19.01.2023?CET/CEST

@ dgap.de