Argenx N.V. is a clinical-stage biotechnology company developing a deep pipeline of differentiated antibody-based therapies for the treatment of severe autoimmune diseases and cancer. Utilizing its suite of differentiated technologies, Co. is focused on developing product candidates with the potential to be either first-in-class against novel targets or best-in-class against known, but complex, targets in order to treat diseases with a significant unmet medical need.

IBA- Ion Beam Applications develops and markets technologies and pharmaceutical products for the healthcare sector, with a focus on cancer diagnosis and therapy. Co. is also engaged in the sterilization and ionization market. Co. operates in two primary business segments: Equipment and Pharmaceuticals. Co.'s Equipment segment encompasses development, fabrication, and services associated with medical and industrial particle accelerators, proton therapy systems, and a range of dosimetry products, while Co.'s Pharmaceuticals segment encompasses the production and distribution of radiopharmaceutical agents as well as its bioassay operations.

Picanol is an international, customer-oriented group specialized in development, production and sale of weaving machines and other high-tech, industrial products, systems and services. Co. operates in three business segments: Weaving Machines and Industries. Weaving Machines: Co. develops, manufactures and sells high-tech weaving machines based on air (airjet) or rapier technology. Industries: Proferro comprises all foundry activities and Co.'s machining activities. It produces cast iron parts for e.g. compressors, pumps and agricultural machinery, and parts for Picanol weaving machines.

SOFINA is an investment company whose portfolio consists of shareholdings in various companies. Co. manages a portfolio of long-term and short-term investments. Its portfolio comprises investments in companies which are active in sectors such as: Energy and Services (GDF Suez, Suez Environnement, bioMerieux and Exmar); Retail (Colruyt, Delhaize); Consumer goods (Danone, Rapala, B & W Group, and Chapoutier); Satellite operators (SES); Finance Companies (Eurazeo, Caledonia, Luxempart, RAB Capital); Industry (Petit Forestier, Landis + Gyr, Carbone Lorraine and Deceuninck) and Alternative assets (Private equity, Hedge funds).

Tessenderlo Group is engaged in providing solutions for food, agriculture, water management and use and re-use of natural resources. Co. has three operating segments: Agro, which is engaged in the production and marketing of crop nutrients (liquid crop fertilizers and Sulfate of Potash) and crop protection products; Bio-Valorization, which combines Co.'s activities in animal by-product processing, comprised of Akiolis (rendering, production and sales of proteins and fats) and PB Gelatins (production and sales of gelatins); and Industrial Solutions, with activities including the production and sales of plastic pipes systems and water treatment chemicals.