Some of the most prominent names in biotechnology plunged on Thursday as the Nasdaq headed for its worst day in nearly two years.
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| Ticker | Security Name | %Chg | MTD %Chg | YTD %Chg |
|---|---|---|---|---|
| ANAC | Anacor Pharmaceuticals, Inc. | -10.94% | -19.04% | -3.50% |
| ALNY | Alnylam Pharmaceuticals, Inc | -10.73% | -12.38% | -8.50% |
| HZNP | Horizon Pharma, Inc. | -10.55% | -15.34% | 68.00% |
| CCXI | Chemocentryx, Inc. | -10.32% | -8.30% | 5.00% |
| SRPT | Sarepta Therapeutics, Inc. | -10.16% | -3.54% | 13.80% |
| ISIS | Isis Pharmaceuticals, Inc. | -10.10% | -17.82% | -10.90% |
| PTCT | PTC Therapeutics, Inc. | -10.07% | -19.22% | 24.40% |
| PRTA | Prothena Corp. Plc | -9.37% | -19.80% | 15.90% |
| IMMU | Immunomedics, Inc. | -9.63% | -6.41% | -14.30% |
| NLNK | Newlink Genetics Corporation | -9.42% | -18.70% | 4.90% |
| VNDA | Vanda Pharmaceuticals Inc. | -9.38% | -12.00% | 15.20% |
| INSY | Insys Therapeutics, Inc. | -8.98% | -11.18% | 42.60% |
| ZGNX | Zogenix, Inc. | -8.90% | -10.02% | -25.60% |
| DYAX | Dyax Corp. | -8.88% | -10.91% | 6.20% |
| HALO | Halozyme Therapeutics, Inc. | -8.74% | -41.68% | -50.60% |
| ACAD | ACADIA Pharmaceuticals Inc. | -8.38% | -17.34% | -19.50% |
| ALXN | Alexion Pharmaceuticals, Inc. | -8.28% | -6.03% | 7.60% |
| INCY | Incyte Corporation | -8.23% | -10.82% | -5.70% |
| XOMA | XOMA Corporation | -8.23% | -16.51% | -35.40% |
| BCRX | BioCryst Pharmaceuticals, Inc. | -8.18% | -15.12% | 18.20% |
| VSTM | Verastem, Inc. | -8.15% | -9.18% | -14.00% |