On January 16, 2009 , GAM Holding AG, Zürich, Schweiz has informed us according to Article 21, Section

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 January 16, 2009 , GAM Holding AG, Zürich, Schweiz 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 exceeded the 3% limit of the Voting Rights on January 13, 2009  and
now amount to 3.185% (this corresponds to 2895255 Voting Rights).
According to Article 22, Section 1, Sentence 1, No. 6 of the WpHG in
connection with sec. 22 para 1 sentence 2 WpHG, 3.185% of the Voting Rights
(this corresponds to 2895255 Voting Rights) is to be attributed to the
company.

Furthermore, on January 16, 2009 , GAM (U.K.) 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 exceeded the 3% limit of the Voting Rights on January 13,
2009  and now amount to 3.185% (this corresponds to 2895255 Voting Rights).
According to Article 22, Section 1, Sentence 1, No. 6 of the WpHG in
connection with sec. 22 para 1 sentence 2 WpHG, 3.185% of the Voting Rights
(this corresponds to 2895255 Voting Rights) is to be attributed to the
company.

21.01.2009  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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