On February 15, 2008, Consult Invest Beteiligungsberatungs-GmbH, Böblingen, Germany, announced that it held a shareholding of 55.282%.

On July 21, 2008, Delta Lloyd Europees Deelnemingen Fonds NV, Amsterdam, The Nederlands, announced that it held a shareholding of 3.05%.
Release according to Article 26, Section 1 of the WpHG [the German
Securities Trading Act]

On October 15, 2008, Delta Lloyd Europees Deelnemingen Fonds NV, Amsterdam, The Nederlands, announced that it held a shareholding of 5.12%.
Release according to Article 26, Section 1 of the WpHG [the German
Securities Trading Act]
Amendment of the Release according to Article 26, Section 1 of the WpHG