Ad-hoc | 5 November 2004 17:54

AIXTRON AG: Receipt of Another Contestation Suits

Ad-hoc-announcement transmitted by DGAP. The issuer is solely responsible for the content of this announcement. ——————————————————————————– Receipt of Another Contestation Suits (Anfechtungsklagen) in respect of Charter Amendment Aachen, Germany – November 05, 2004 – Another shareholder has filed a contestation suit with the Regional Court (Landgericht) Aachen against the resolution adopted by the Extraordinary Shareholders’ Meeting of AIXTRON AG on September 30, 2004 in respect of agenda item 1 relating to the amendment of the Company’s Articles of Association (Satzung) permitting the creation of authorized capital I (Schaffung genehmigten Kapitals I). There is now a total of three contestation suites pending against the resolution adopted by the Extraordinary Shareholders’ Meeting in respect of the amendment of the Company’s Articles of Association permitting the creation of authorized capital I. The same shareholder has also filed a contestation suit against the resolutions adopted by the Extraordinary Shareholders Meeting of AIXTRON AG on September 30, 2004 in respect of agenda item 2 relating to the amendment of the Articles of Association permitting the creation of authorized capital II (Schaffung genehmigten Kapitals II). There is now a total of two contestation suites pending against the resolution adopted by the Extraordinary Shareholders’ Meeting in respect of the amendment of the Articles of Association permitting the creation of authorized capital II. end of ad-hoc-announcement (c)DGAP 05.11.2004 Issuer’s information/explanatory remarks concerning this ad-hoc-announcement: Additional Information AIXTRON entered into a definitive merger agreement with Genus, Inc. on July 1, 2004. AIXTRON plans to file a registration statement on Form F-4 with the U.S. Securities and Exchange Commission, or SEC, which will include a prospectus of AIXTRON and a proxy statement of Genus. Investors and security holders are urged to read the proxy statement/prospectus regarding the business combination transaction referenced in the foregoing information, when it becomes available, because it will contain important information. The proxy statement/prospectus will be filed with the SEC by AIXTRON. Investors and security holders may obtain a free copy of the proxy statement/prospectus (when it becomes available) and other documents filed by AIXTRON with the SEC at the SEC’s website at www.sec.gov. The proxy statement/prospectus (when it is available) and these other documents may also be obtained for free from AIXTRON by directing a request to AIXTRON Investor Relations at Kackertstr.15- 17, 52072 Aachen, +49 241 8909 444. ——————————————————————————– WKN: 506620; ISIN: DE0005066203; Index: TecDAX, NEMAX 50 Listed: Geregelter Markt in Frankfurt (Prime Standard); Freiverkehr in Berlin- Bremen, Düsseldorf, Hamburg, Hannover, München und Stuttgart 051754 Nov 04