On May 14, 2009 , GAM International Management Ltd., London, England has informed us according to Article

AIXTRON AG / Release of an announcement according to Article 21, Section 1 of the WpHG [the German Securities Trading Act] (share)

Release of a Voting Rights announcement, transmitted by DGAP - a company of
EquityStory AG.
The issuer is solely responsible for the content of this announcement.
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On May 14, 2009 , GAM International Management Ltd., London, England has
informed us according to Article 21, Section 1 of the WpHG that via shares
its Voting Rights on AIXTRON AG, Aachen, Deutschland, ISIN: DE000A0WMPJ6,
WKN: A0WMPJ, have fallen below the 3% limit of the Voting Rights on May 11,
2009  and now amount to 2.951% (this corresponds to 2682570 Voting Rights).
According to Article 22, Section 1, Sentence 1, No. 6 of the WpHG, 2.951%
of the Voting Rights (this corresponds to 2682570 Voting Rights) is to be
attributed to the company.

15.05.2009  Financial News transmitted by DGAP
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Language:     English
Issuer:       AIXTRON AG
              Kackertstr. 15-17
              52072 Aachen
              Deutschland
Internet:     www.aixtron.com
 
End of News                                     DGAP News-Service
 
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