On December 07, 2009, Norges Bank (Central Bank of Norway), Oslo, Norway informed us pursuant to section

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

10.12.2009 

Dissemination of a Voting Rights announcement, transmitted by
DGAP - a company of EquityStory AG.
The issuer is solely responsible for the content of this announcement.
---------------------------------------------------------------------------


On December 07, 2009, Norges Bank (Central Bank of Norway), Oslo, Norway
informed us pursuant to section 21 para. 1 WpHG that on 02.12.2009 the
voting rights of Norges Bank (Central Bank of Norway) in AIXTRON AG,
Herzogenrath, Germany, ISIN: DE000A0WMPJ6, WKN: A0WMPJ  exceeded the
threshold of 3% and amounts to 3.03% (3050555 voting rights).

The voting rights are held by Norges Bank (Central Bank of Norway),
organization number 937 884 117.

On December 8, 2009, in the name and on behalf of the state of Norway, The
Royal Ministry of Finance, Oslo, Norway informed us pursuant to sec. 21
para. 1 WpHG that on 02.12.2009 the voting rights of the state of Norway in
AIXTRON AG, Herzogenrath, Germany, ISIN: DE000A0WMPJ6, WKN: A0WMPJ exceeded
the threshold of 3% and amounts to 3.03% (3050555 voting rights).

The voting rights are held by Norges Bank (Central Bank of Norway),
organization number: 937 884 117. Norges Bank (Central Bank of Norway) is
controlled by the state of Norway, and voting rights held by Norges Bank
are to be attributed to the state of Norway pursuant sec. 22 para. 1 sent.
1 no. 1 WpHG.



10.12.2009  Financial News distributed by DGAP. Media archive at www.dgap-medientreff.de and www.dgap.de

---------------------------------------------------------------------------
 
Language:     English
Company:      AIXTRON AG
              Kaiserstr. 98
              52134 Herzogenrath
              Deutschland
Internet:     www.aixtron.com
 
End of News                                     DGAP News-Service
 
---------------------------------------------------------------------------

Our registered trademarks: AIXACT®, AIXTRON®, Atomic Level Solutions®, Close Coupled Showerhead®, CRIUS®, EXP®, EPISON®, Gas Foil Rotation®, Optacap™, OVPD®, Planetary Reactor®, PVPD®, STExS®, Trijet®