Directors’ Dealings | 21 March 2007 11:08

DGAP-DD: AIXTRON AG english

Notification concerning transactions by persons performing managerial responsibilities pursuant to section 15a of the WpHG Directors’ Dealings notification transmitted by DGAP – a company of EquityStory AG. The person with duty of notification is solely responsible for the content of this announcement. —————————————————————————— Details of the person subject to the disclosure requirement Company: CAMMA GmbH Person performing managerial responsibilities, triggering the disclosure requirement for the legal person Details of the person performing managerial responsibilities Function: Member of an administrative or supervisory body Information about the transaction with duty of notification Description of the financial instrument: Shares ISIN of the financial instrument: DE0005066203 Type of transaction: Sales Date: 19.03.2007 Price: 5.06 Currency: EUR No. of items: 75000 Total amount traded: 379500 Place: Explanation for publication: Correction to our publication according to §15a WpHG dated March 20, 2007 Information about the company with duty of publication Issuer: AIXTRON AG Kackertstr. 15 – 17 52072 Aachen Germany ISIN: DE0005066203 WKN: 506620 Index: TecDAX End of Director’s Dealings Notification (c)DGAP 21.03.2007 The registration of this notification was carried out on http://www.dd-meldung.de or http://www.directors-dealings.de ID 1723