| No. | Hedge Fund | Shares | Value | Activity | % Port |
|---|---|---|---|---|---|
| 1. | Farallon Capital Thomas Steyer | 13,550,796 | $2,537,793,075 | -1% | 11.71% |
| 2. | Baker Bros. Advisors Julian Baker And Felix Baker | 11,443,357 | $2,143,111,899 | +20% | 10.74% |
| 3. | Darwin Global Management Abhishek Trehan | 10,629,822 | $2,047,516,314 | +381% | 54.45% |
| 4. | Paradigm Biocapital Advisors Senai Asefaw | 6,361,323 | $1,191,348,571 | -5% | 22.31% |
| 5. | Biotechnology Value Fund / BVF Inc Mark Lampert | 2,965,160 | $555,315,165 | +4% | 14.2% |