1.AbbVie Inc
2.Roche Holding AG
3.Novartis International AG
4.Johnson & Johnson
5.Bristol-Myers Squibb Company
6.Celgene Corporation
7.Merck & Co. Inc
8.Pfizer Inc.
9.Eli Lilly
10.AstraZeneca PLC
11.Takeda Pharmaceutical
12.Amgen
13.Astellas Pharma
14.Sanofi
15.Eisai
16.Abbott
17.Thermo Fisher Scientific
18.Astex Pharmaceutical
19.Daiichi Sankyo
20.Teva Pharmaceutical