No. | Hedge Fund | Shares | Value | Activity | % Port |
---|---|---|---|---|---|
1. | Biotechnology Value Fund / BVF Inc Mark Lampert | 2,796,513 | $125,982,911 | 5.13% | |
2. | 70,000,000 | $114,508,800 | 2.26% | ||
3. | Citadel Investment Group Ken Griffin | 1,445,995 | $65,142,075 | -5% | 0.01% |
4. | Tang Capital Management Kevin C. Tang | 1,237,107 | $55,731,670 | 3.08% | |
5. | Polar Capital Brian Ashford-Russell And Tim Woolley | 1,175,000 | $52,933,750 | +75% | 0.32% |