Release of an announcement according to Section 21, para. 1 and Section 24 of the WpHG

[the German Securities Trading Act]

WKN 843002
ISIN DE0008430026

Credit Suisse Group AG, Zurich, Switzerland, on its own behalf and on behalf of the companies named below, notified us of the following in accordance with Section 21 para. 1 and Section 24 of the German Securities Trading Act:

1) The share of the voting rights in our company held by Credit Suisse Securities (Europe) Limited, London, England, exceeded the threshold of 3% of the voting rights on 24 April 2012, amounting to 3.212% on that date (5,759,696 voting rights).

As a result of Credit Suisse Securities (Europe) Limited exceeding the 3% threshold, the share of the voting rights in our company held by its affiliated companies Credit Suisse Investment Holdings (UK), London, England, and Credit Suisse Investments (UK), London, England, also exceeded the threshold of 3% on 24 April 2012, amounting to 3.212% on that date (5,759,696 voting rights). This share of the voting rights was fully attributable to the aforementioned companies in accordance with Section 22 para. 1 sentence 1 item 1 of the German Securities Trading Act.

2) The share of the voting rights in our company held by Credit Suisse AG, Zurich, Switzerland, and Credit Suisse Group AG, Zurich Switzerland, also exceeded the threshold of 3% of the voting rights on 24 April 2012, amounting to 3.569% on that date (6,400,792 voting rights). A share of 3.525% of the voting rights (6,321,000 voting rights) was attributable in accordance with Sections 22 para. 1 sentence 1 item 1 of the German Securities Trading Act and a share of 0.045% of the voting rights (79,792 voting rights) in accordance with Section 22 para. 1 sentence 1 item 6 in conjunction with Section 22 para. 1 sentence 2 of the German Securities Trading Act.

3) The share of the voting rights in our company held by Credit Suisse Securities (Europe) Limited, London, England, fell below the threshold of 3% of the voting rights on 25 April 2012, amounting to 1.595% on that date (2,861,289 voting rights).

As a result of Credit Suisse Securities (Europe) Limited falling below the 3% threshold, the share of the voting rights in our company held by its affiliated companies Credit Suisse Investment Holdings (UK), London, England, and Credit Suisse Investments (UK), London, England, also fell below the threshold of 3% on 25 April 2012, amounting to 1.595% on that date (2,861,289 voting rights). This share of the voting rights was fully attributable to the aforementioned companies in accordance with Section 22 para. 1 sentence 1 item 1 of the German Securities Trading Act.

4) The share of the voting rights in our company held by Credit Suisse AG, Zurich, Switzerland, and Credit Suisse Group AG, Zurich Switzerland, also fell below the threshold of 3% of the voting rights on 25 April 2012, amounting to 1.727% on that date (3,097,431 voting rights). A share of 1.683% of the voting rights (3,017,639 voting rights) was attributable in accordance with Sections 22 para. 1 sentence 1 item 1 of the German Securities Trading Act and a share of 0.045% of the voting rights (79,792 voting rights) in accordance with Section 22 para. 1 sentence 1 item 6 in conjunction with Section 22 para. 1 sentence 2 of the German Securities Trading Act.

5) The chain of controlling companies is as follows (starting with the lowest company): Credit Suisse Securities (Europe) Ltd., Credit Suisse Investment Holdings (UK), Credit Suisse Investments (UK), Credit Suisse AG and Credit Suisse Group AG.

Munich, 4 May 2012

The Board of Management
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