EANS-Voting Rights: Wacker Chemie AG / Release of a voting rights announcement according to article 26, section 1.1 WpHG (Securities Trading Act) with the aim of a Europe-wide distribution

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Notification of voting rights transmitted by euro adhoc. The issuer is
responsible for the content of this announcement.
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Person/company obliged to make the notification:
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Name: see below
Place: see below
State: see below

Company data:
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Name: Wacker Chemie AG
Address: Hanns-Seidel-Platz 4, 81737 München
Place: Munich
State: Germany

21.04.2009

1. On April 16, 2009, the stake of Artisan Partners Limited Partnership,
Milwaukee, Wisconsin, USA, in the voting rights in Wacker Chemie AG, München,
Germany, fell below the threshold of 5%. On that date, Artisan Partners Limited
Partnership held 4.98% in relation to all voting rights in Wacker Chemie AG
(voting rights arising from 2,595,851 ordinary shares (Stammaktien); Wacker
Chemie AG has issued ordinary shares only). All voting rights in Wacker Chemie
AG were attributed to Artisan Partners Limited Partnership pursuant to section
22 (1) sent. 1 no. 6 WpHG. Of such voting rights, 3.07% (voting rights arising
from 1,600,711 ordinary shares (Stammaktien)) were voting rights arising from
shares held by Artisan Funds, Inc.

2. On April 16, 2009, the stake of Artisan Investment Corporation,
Milwaukee, Wisconsin, USA, in the voting rights in Wacker Chemie AG, München,
Germany, fell below the threshold of 5%. On that date, Artisan Investment
Corporation held 4.98% in relation to all voting rights in Wacker Chemie AG
(voting rights arising from 2,595,851 ordinary shares (Stammaktien)). All voting
rights in Wacker Chemie AG were attributed to Artisan Investment Corporation
pursuant to section 22 (1) sent. 1 no. 6 in connection with sent. 2 and 3 WpHG.
Of such voting rights, 3.07% (voting rights arising from 1,600,711 ordinary
shares (Stammaktien)) were voting rights arising from shares held by Artisan
Funds, Inc.

3. On April 16, 2009, the stake of ZFIC, Inc., Milwaukee, Wisconsin, USA,
in the voting rights in Wacker Chemie AG, München, Germany, fell below the
threshold of 5%. On that date, ZFIC, Inc. held 4.98% in relation to all voting
rights in Wacker Chemie AG (voting rights arising from 2,595,851 ordinary shares
(Stammaktien)). All voting rights in Wacker Chemie AG were attributed to ZFIC,
Inc. pursuant to section 22 (1) sent. 1 no. 6 in connection with sent. 2 and 3
WpHG. Of such voting rights, 3.07% (voting rights arising from 1,600,711
ordinary shares (Stammaktien)) were voting rights arising from shares held by
Artisan Funds, Inc.

4. On April 16, 2009, the stake of Mr Andrew A. Ziegler, c/o Artisan
Partners Limited Partnership, USA, in the voting rights in Wacker Chemie AG,
München, Germany, fell below the threshold of 5%. On that date, Mr Andrew A.
Ziegler held 4.98% in relation to all voting rights in Wacker Chemie AG (voting
rights arising from 2,595,851 ordinary shares (Stammaktien)). All voting rights
in Wacker Chemie AG were attributed to Mr. Andrew A. Ziegler pursuant to section
22 (1) sent. 1 no. 6 in connection with sent. 2 and 3 WpHG. Of such voting
rights, 3.07% (voting rights arising from 1,600,711 ordinary shares
(Stammaktien)) were voting rights arising from shares held by Artisan Funds,
Inc.

5. On April 16, 2009, the stake of Ms. Carlene M. Ziegler, c/o
Artisan Partners Limited Partnership, USA, in the voting rights in
Wacker Chemie AG, München, Germany, fell below the threshold of 5%.
On that date, Ms. Carlene M. Ziegler held 4.98% in relation to all
voting rights in Wacker Chemie AG (voting rights arising from
2,595,851 ordinary shares (Stammaktien)). All voting rights in Wacker
Chemie AG were attributed to Ms. Carlene M. Ziegler pursuant to
section 22 (1) sent. 1 no. 6 in connection with sent. 2 and 3 WpHG.
Of such voting rights, 3.07% (voting rights arising from 1,600,711
ordinary shares (Stammaktien)) were voting rights arising from shares
held by Artisan Funds, Inc.

end of announcement euro adhoc
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ots Originaltext: Wacker Chemie AG
Im Internet recherchierbar: http://www.presseportal.de

Further inquiry note:

Branche: Chemicals
ISIN: DE000WCH8881
WKN: WCH888
Index: Midcap Market Index, MDAX, CDAX, Classic All Share, HDAX,
Prime All Share
Börsen: Börse Frankfurt / regulated dealing/prime standard