BB Biotech

BB Biotech as of June 30, 2011

Portfolio Holdings for BB Biotech

BB Biotech holds 19 positions in its portfolio as reported in the June 2011 quarterly 13F filing

Company (Ticker) Portfolio Weight Valued At Change in Shares Share Count Share Price
Celgene Corporation 23.0 $245M 4.1M 60.32
Vertex Pharmaceuticals Incorporated (VRTX) 16.0 $171M 3.3M 51.99
Gilead Sciences (GILD) 13.3 $142M 3.4M 41.41
Incyte Corporation (INCY) 8.1 $87M 4.6M 18.94
ImmunoGen (IMGN) 4.5 $48M 3.9M 12.19
Dendreon Corporation 4.3 $46M 1.2M 39.44
ISIS Pharmaceuticals 4.2 $45M 4.9M 9.16
Micromet 3.6 $38M 6.7M 5.74
Amylin Pharmaceuticals 3.4 $36M 2.7M 13.36
Halozyme Therapeutics (HALO) 3.2 $35M 5.0M 6.91
Amgen (AMGN) 2.7 $29M 500k 58.35
BioMarin Pharmaceutical (BMRN) 2.5 $27M 976k 27.21
Optimer Pharmaceuticals 2.3 $24M 2.0M 11.89
Alexion Pharmaceuticals 2.3 $24M 514k 47.03
Human Genome Sciences 2.0 $21M 871k 24.54
Idenix Pharmaceuticals 1.4 $16M 3.1M 5.00
Theravance 1.4 $15M 663k 22.21
Achillion Pharmaceuticals 0.9 $9.9M 1.3M 7.44
Affymetrix 0.8 $8.1M 1.0M 7.93