Perceptive Advisors

Perceptive Advisors as of June 30, 2012

Portfolio Holdings for Perceptive Advisors

Perceptive Advisors holds 66 positions in its portfolio as reported in the June 2012 quarterly 13F filing

Company (Ticker) Portfolio Weight Valued At Change in Shares Share Count Share Price
Questcor Pharmaceuticals 7.4 $29M 550k 53.24
Neurocrine Biosciences (NBIX) 7.4 $29M 3.7M 7.89
Infinity Pharmaceuticals (INFIQ) 7.3 $29M 2.1M 13.56
Regeneron Pharmaceuticals (REGN) 7.2 $29M 250k 114.22
Repros Therapeutics 6.5 $26M 2.9M 9.08
Aegerion Pharmaceuticals 6.2 $25M 1.7M 14.84
Capital Senior Living Corporation 4.2 $17M 1.6M 10.60
Medivation 4.1 $16M 176k 91.40
Mylan 3.9 $16M 730k 21.37
Neptune Technologies Bioreso 3.5 $14M 2.9M 4.74
Ariad Pharmaceuticals 3.5 $14M 795k 17.21
Illumina (ILMN) 3.0 $12M 295k 40.39
Onyx Pharmaceuticals 2.7 $11M 160k 66.45
Endo Pharmaceuticals 2.7 $11M 343k 30.98
Arena Pharmaceuticals 2.3 $9.1M 915k 9.98
NPS Pharmaceuticals 2.2 $8.8M 1.0M 8.61
United Therapeutics Corporation (UTHR) 2.1 $8.4M 170k 49.38
Medicis Pharmaceutical Corporation 1.7 $6.8M 200k 34.15
Celgene Corporation 1.4 $5.8M 90k 64.16
Seattle Genetics 1.3 $5.1M 200k 25.39
PROLOR Biotech 1.2 $4.9M 970k 5.01
Valeant Pharmaceuticals Int 1.1 $4.5M 100k 44.89
Conceptus 1.1 $4.2M 214k 19.82
Synta Pharmaceuticals 1.0 $4.1M 742k 5.47
DepoMed 0.9 $3.7M 650k 5.69
Sunrise Senior Living 0.9 $3.7M 503k 7.29
Amgen 0.9 $3.6M 50k 72.92
Protalix BioTherapeutics 0.8 $3.3M 571k 5.73
Alnylam Pharmaceuticals (ALNY) 0.7 $2.8M 237k 11.65
Clovis Oncology 0.7 $2.7M 126k 21.68
MAKO Surgical 0.7 $2.6M 100k 25.61
Cutera (CUTR) 0.6 $2.4M 338k 7.19
Athersys 0.6 $2.3M 1.5M 1.61
Affymax (AFFY) 0.6 $2.3M 180k 12.88
Transgenomic 0.6 $2.2M 2.0M 1.11
Uroplasty 0.6 $2.2M 477k 4.59
EXACT Sciences Corporation (EXAS) 0.5 $2.1M 200k 10.72
BioMarin Pharmaceutical (BMRN) 0.5 $2.0M 50k 39.58
Dyax Corp 0.5 $2.0M 925k 2.13
AVI BioPharma ComStk Usd0.0001 0.5 $1.8M 2.9M 0.63
Syneron Medical Ltd ord 0.4 $1.8M 169k 10.38
Neostem (NBS) 0.4 $1.6M 3.3M 0.49
XOMA CORP Common equity shares 0.4 $1.6M 530k 2.98
Optimer Pharmaceuticals 0.4 $1.5M 100k 15.46
Biogen Idec (BIIB) 0.4 $1.4M 10k 144.40
Warner Chilcott Plc - 0.3 $1.3M 75k 17.93
Synergy Pharmaceuticals 0.3 $1.2M 250k 4.75
Pharmacyclics 0.3 $1.1M 20k 54.60
Lexicon Pharmaceuticals 0.2 $895k 398k 2.25
Ligand Pharmaceuticals In (LGND) 0.2 $783k 46k 16.94
Sagent Pharmaceuticals 0.2 $685k 38k 18.07
Immunomedics 0.2 $651k 183k 3.56
Angeion Corporation 0.1 $584k 102k 5.71
Idenix Pharmaceuticals 0.1 $514k 50k 10.28
Trinity Biotech 0.1 $444k 37k 12.01
Array BioPharma 0.1 $347k 100k 3.47
Raptor Pharmaceutical 0.1 $349k 63k 5.58
Chemocentryx 0.1 $309k 21k 15.00
BioMimetic Therapeutics 0.1 $263k 100k 2.63
Jazz Pharmaceuticals (JAZZ) 0.1 $225k 5.0k 45.00
Celsion Corporation 0.1 $192k 63k 3.07
Senesco Technologies 0.0 $141k 670k 0.21
Anthera Pharmaceuticals 0.0 $41k 60k 0.68
Genvec 0.0 $33k 14k 2.36
Trius Therapeutics 0.0 $999.250000 175.00 5.71
Combimatrix Corporation *w exp 05/01/201 0.0 $5.0k 50k 0.10