1. Bavarian Nordic A/S
2. Nanotherapeutics Inc.
3. Chimerix Inc.
4. Pfizer Inc.
5. Merck & Co. Inc.
6. Sanofi Pasteur SA
7. GlaxoSmithKline plc
8. Novartis International AG
9. Johnson & Johnson
10. Bavarian Nordic A/S
11. SIGA Technologies Inc.
12. Emergent BioSolutions Inc.
13. BioCryst Pharmaceuticals Inc.
14. Bharat Biotech International Ltd.
15. Takeda Pharmaceutical Company Limited