Significant voting interests

Under the German Securities Trading Act (Wertpapierhandelsgesetz, WpHG), there is an obligation to inform the Company and the Federal Financial Supervisory Authority (Bundesanstalt für Finanzdienstleistungsaufsicht) of any change to the voting interest reaches or exceeds/falls below specified thresholds (3 %, 5 %, 10 %, 15 %, 20 %, 25 %, 30 %, 50 % or 75 % of the voting rights).