Perceptive Advisors

Perceptive Advisors as of March 31, 2013

Portfolio Holdings for Perceptive Advisors

Perceptive Advisors holds 66 positions in its portfolio as reported in the March 2013 quarterly 13F filing

Company (Ticker) Portfolio Weight Valued At Change in Shares Share Count Share Price
Infinity Pharmaceuticals (INFIQ) 18.9 $158M 3.2M 48.47
Aegerion Pharmaceuticals 17.3 $144M 3.6M 40.34
Sarepta Therapeutics (SRPT) 13.3 $110M 3.0M 36.96
Neurocrine Biosciences (NBIX) 6.4 $54M 4.4M 12.15
Acelrx Pharmaceuticals 3.1 $26M 5.0M 5.16
Capital Senior Living Corporation 2.7 $22M 844k 26.43
EXACT Sciences Corporation (EXAS) 2.5 $21M 2.2M 9.80
Shire 2.3 $19M 211k 91.36
ViroPharma Incorporated 2.3 $19M 756k 25.16
Celgene Corporation 2.2 $18M 155k 115.92
Questcor Pharmaceuticals 2.1 $18M 546k 32.54
Hca Holdings (HCA) 1.9 $15M 380k 40.63
Repros Therapeutics 1.6 $14M 853k 16.10
Gilead Sciences (GILD) 1.6 $14M 276k 48.94
Regeneron Pharmaceuticals (REGN) 1.4 $12M 65k 176.40
Chelsea Therapeutics International 1.4 $12M 5.6M 2.04
Vertex Pharmaceuticals Incorporated (VRTX) 1.3 $11M 200k 54.97
Covidien 1.3 $11M 157k 67.84
Synta Pharmaceuticals 1.1 $9.4M 1.1M 8.60
Astex Pharmaceuticals 1.1 $9.4M 2.1M 4.47
Neptune Technologies Bioreso 1.1 $8.9M 3.5M 2.52
Conceptus 1.1 $8.7M 362k 24.15
Athersys 0.9 $7.5M 4.5M 1.68
Novartis (NVS) 0.9 $7.4M 104k 71.24
Biogen Idec (BIIB) 0.9 $7.2M 38k 192.61
PROLOR Biotech 0.8 $7.0M 1.4M 5.06
Lexicon Pharmaceuticals 0.8 $7.0M 3.2M 2.18
ISIS Pharmaceuticals 0.6 $5.1M 300k 16.94
Cutera (CUTR) 0.6 $4.9M 377k 13.00
Tesaro 0.5 $4.3M 198k 21.96
Alnylam Pharmaceuticals (ALNY) 0.5 $3.8M 157k 24.37
Newlink Genetics Corporation 0.4 $3.7M 300k 12.27
Dyax Corp 0.4 $3.3M 752k 4.36
Supernus Pharmaceuticals (SUPN) 0.4 $3.3M 583k 5.62
NPS Pharmaceuticals 0.4 $3.1M 302k 10.21
Cempra 0.4 $3.0M 450k 6.75
InterMune 0.3 $2.7M 300k 9.05
Anthera Pharmaceuticals 0.3 $2.3M 3.5M 0.66
Neostem (NBS) 0.3 $2.3M 3.3M 0.68
Celsion Corporation 0.2 $1.8M 1.7M 1.05
Immunomedics 0.2 $1.8M 739k 2.41
INC Ventrus Biosciences 0.2 $1.7M 560k 2.99
Tekmira Pharmaceuticals Corporation 0.2 $1.5M 320k 4.74
BioMed Realty Trust 0.2 $1.4M 63k 21.60
Alkermes (ALKS) 0.1 $1.2M 50k 23.70
Vivus 0.1 $1.1M 100k 11.00
Champions Oncology 0.1 $1.1M 1.8M 0.60
XOMA CORP Common equity shares 0.1 $1.0M 292k 3.49
Mgc Diagnostics 0.1 $974k 139k 6.99
Achillion Pharmaceuticals 0.1 $875k 100k 8.75
HeartWare International 0.1 $884k 10k 88.40
Medivation 0.1 $818k 18k 46.74
Transgenomic 0.1 $800k 2.0M 0.40
Uroplasty 0.1 $716k 288k 2.49
Medgenics 0.1 $728k 150k 4.85
Rigel Pharmaceuticals 0.1 $680k 100k 6.80
Liposcience 0.1 $685k 65k 10.52
Celldex Therapeutics 0.1 $579k 50k 11.58
INSTRS INC Stemcells 0.1 $401k 232k 1.73
Sunesis Pharmaceuticals 0.0 $317k 58k 5.46
Myriad Genetics (MYGN) 0.0 $254k 10k 25.40
Emeritus Corporation 0.0 $278k 10k 27.80
ZIOPHARM Oncology 0.0 $183k 100k 1.83
RTI Biologics 0.0 $107k 27k 3.92
Neoprobe 0.0 $54k 20k 2.70
Combimatrix Corporation *w exp 05/01/ 0.0 $2.0k 5.0k 0.40