1. Alexion Pharmaceutical Inc.
2. Grifols SA
3. Avadel Pharmaceuticals
Plc.
4. Novartis
5. Pfizer Inc.
6. AbbVie Inc.
7. F.Hoffmann-La Roche AG
8. GlaxoSmithKline Plc.
9. Bausch Health Companies Inc.
10. Shire plc