Convocation to AGM & EGM (EN) Convocation AGO & AGE (FR) Annual Report 2020 (EN) Rapport Annuel (FR) Management Report 2020 Statutory Annual Accounts (FR) Report of the Statutory Auditor on the Consolidated Accounts (EN) Report of the Statutory Auditor on the Consolidated Accounts (FR) Report of the Statutory Auditor on the Annual Accounts 2020 (FR) Information to Shareholders (EN) Information sur les Droits des Actionnaires (FR) Proxy - Natural Persons (EN) Proxy - Legal Entities (EN) Template of Warrants Plan (EN) Template of Warrants Plan (FR) Biographies of Michel Lussier & Marina Udier

Minutes of the shareholders meeting Convening notice to shareholders meeting Information related to shareholders' rights Proxy (Natural persons) Proxy (Legal entities) Special report of the Board of Directors in accordance with article 7:199 of the belgian companies and associations code

Minutes of annual shareholders meeting of 5 May 2020 Minutes of annual shareholders meeting (French) Presentation - Business Update Convening notice to shareholders meeting (5 May 2020) Information related to shareholders' rights Proxy (Natural persons) Proxy (Legal entities) Annual Report Annual accounts (only in french) Management report (only in french) Statutory Auditor Report on Annual Accounts 2019 (only in french) Statutory Auditor Report on Consolidated Accounts Curriculum Vitae of new proposed member of the Board - Dominic Piscitelli Warrants plan U.S. SECURITIES AND EXCHANGE COMMISSION (20-F Form)