Pursuant to §§ 33 et seq. of the German Securities Trading Act (Wertpapierhandelsgesetz - WpHG), any person whose shareholding in an issuer reaches, exceeds or falls below 3, 5, 10, 15, 20, 25, 30, 50 or 75% of the voting rights by purchase, sale or by any other means shall, without undue delay, at the latest within four trading days, notify this to the Issuer and simultaneously to the Supervisory Authority (BaFin).