Today
-1.14%
5 Days
+2.17%
1 Month
-3.46%
6 Months
+31.32%
Year to Date
+18.99%
1 Year
+8.10%



| Shareholders | Proportion |
|---|---|
| Amgen Inc | 17.27% |
| Baker Bros. Advisors LP | 8.02% |
| Capital International Investors | 4.66% |
| PRIMECAP Management Company | 4.53% |
| Shareholder Types | Proportion |
|---|---|
| Investment Advisor | 18.12% |
| Corporation | 17.28% |
| Hedge Fund | 8.92% |
| Investment Advisor/Hedge Fund | 3.76% |
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