Biogen Inc. (BIIB)
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Hedge Fund Holdings
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Last updated on based on SEC 13F filings Last update:
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| No. | Hedge Fund | Shares | Value | Activity | % Port |
|---|---|---|---|---|---|
| 1. | RA Capital Management Peter Kolchinsky | 982,139 | $227,679,463 | +33% | 3.01% |
| 2. | OrbiMed Advisors Samuel Isaly | 900,900 | $208,846,638 | 4.12% | |
| 3. | Sarissa Capital Management Alex Denner | 643,000 | $149,060,260 | 25.16% | |
| 4. | Renaissance Technologies Jim Simons | 618,106 | $143,289,333 | -31% | 0.24% |
| 5. | Alyeska Investment Group Anand Parekh | 401,005 | $92,960,979 | +141% | 0.53% |
Billionaire Hedge Funds
