| No. | Hedge Fund | Shares | Value | Activity | % Port |
|---|---|---|---|---|---|
| 1. | RA Capital Management Peter Kolchinsky | 10,138,938 | $288,351,397 | 3.55% | |
| 2. | Viking Global Andreas Halvorsen | 6,475,534 | $184,164,187 | -8% | 0.48% |
| 3. | Deerfield Management James E. Flynn | 4,266,693 | $121,344,749 | -17% | 1.85% |
| 4. | Polar Capital Brian Ashford-Russell And Tim Woolley | 2,911,634 | $82,806,871 | +16% | 0.4% |
| 5. | Adage Capital Management Phill Gross And Robert Atchinson | 2,576,631 | $73,279,386 | -15% | 0.12% |