| No. | Hedge Fund | Shares | Value | Activity | % Port |
|---|---|---|---|---|---|
| 1. | Perceptive Advisors Joseph Edelman | 1,995,986 | $588,296,914 | +28% | 10.49% |
| 2. | Orbis Investment Management William B. Gray | 1,255,162 | $369,946,448 | 1.55% | |
| 3. | Baker Bros. Advisors Julian Baker And Felix Baker | 1,126,488 | $332,021,073 | +64% | 1.94% |
| 4. | Adage Capital Management Phill Gross And Robert Atchinson | 965,313 | $284,516,354 | -60% | 0.43% |
| 5. | Cormorant Asset Management Bihua Chen | 950,000 | $280,003,000 | -5% | 12.95% |