NYSE Arca Biotechnology Index - BTKN.A.
Index ValueNet Change% Change
N.A.N.A.N.A.


Index Components as of: 12/01/11
Company NameSymbol% Weighting
Qiagen N.V.QGEN5.95%
Biogen IdecBIIB5.72%
Myriad Genetics Inc.MYGN5.68%
Incyte Corp.INCY5.47%
Illumina IncILMN5.47%
United Therapeutics Corp.UTHR5.46%
Alexion Pharmaceuticals Inc.ALXN5.41%
Amgen IncAMGN5.29%
Lifeline Systems Inc.LIFE5.28%
Nektar TherapeuticsNKTR5.26%
Regeneron PharmaceuticalsREGN5.18%
Gilead SciencesGILD5.11%
Celgene CorpCELG5.01%
Amylin Pharmaceuticals Inc.AMLN5.00%
N.A.SQNM4.56%
Dendreon CorpDNDN4.53%
Affymetrix IncAFFX4.45%
InterMune Inc.ITMN4.42%
Vertex PharmaceuticalsVRTX3.75%
Human Genome SciencesHGSI3.00%