PERCEPTIVE ADVISORS LLC Quant / Systematic

CIK: 0001224962 · Show all filings

Period: Q1 2014 (← Previous) (Next →)

Filing Date: May 15, 2014

Total Value ($000): $951,682 (100.0% shares, 0.0% debt)

Holdings (127)

ACELRX PHARMACEUTICALS INC 8.3%
Value ($000) $78,954 Shares 6,574,060 Est. Cost $9.69 Unrealized
NBIX NEUROCRINE BIOSCIENCES INC 7.8%
Value ($000) $74,372 Shares 4,619,367 Est. Cost $12.74 Unrealized +34.3%
SRPT SAREPTA THERAPEUTICS INC 7.3%
Value ($000) $69,182 Shares 2,878,979 Est. Cost $34.57 Unrealized -26.2%
VRTX VERTEX PHARMACEUTICALS INC 4.3%
Value ($000) $41,140 Shares 581,728 Est. Cost $73.30 Unrealized +8.1%
TESARO INC 3.8%
Value ($000) $36,262 Shares 1,230,070 Est. Cost $35.09 Unrealized
CELGENE CORP 3.0%
Value ($000) $28,786 Shares 206,200 Est. Cost $151.32 Unrealized
LION BIOTECHNOLOGIES 3.0%
Value ($000) $28,320 Shares 3,000,000 Est. Cost $9.44 Unrealized
EXAS EXACT SCIENCES CORP 2.7%
Value ($000) $25,862 Shares 1,825,150 Est. Cost $11.03 Unrealized +22.5%
HRTX HERON THERAPEUTICS INC 2.6%
Value ($000) $24,515 Shares 1,762,426 Est. Cost $12.60 Unrealized 0.0%
DYAX CORP 2.4%
Value ($000) $23,013 Shares 2,562,674 Est. Cost $7.66 Unrealized
RETROPHIN INC 2.3%
Value ($000) $22,138 Shares 1,044,292 Est. Cost $7.00 Unrealized
VRTX VERTEX PHARMACEUTICALS INC 2.2%
Value ($000) $21,216 Shares 300,000 Est. Cost $73.30 Unrealized +8.1%
WALGREEN CO 2.1%
Value ($000) $20,101 Shares 304,419 Est. Cost $55.32 Unrealized
COVIDIEN PLC 2.0%
Value ($000) $19,365 Shares 262,900 Est. Cost $64.41 Unrealized
PTCT PTC THERAPEUTICS 1.8%
Value ($000) $17,558 Shares 671,736 Est. Cost $26.87 Unrealized 0.0%
XNCR XENCOR INC 1.8%
Value ($000) $17,462 Shares 1,488,672 Est. Cost $8.58 Unrealized +22.5%
NEPTUNE TECHNOLOGIES BIORESO 1.7%
Value ($000) $16,550 Shares 6,700,444 Est. Cost $3.13 Unrealized
ACAD ACADIA PHARMACEUTICALS INC 1.7%
Value ($000) $16,204 Shares 666,000 Est. Cost $25.30 Unrealized 0.0%
VERSARTIS INC 1.6%
Value ($000) $15,063 Shares 501,266 Est. Cost $30.05 Unrealized
SGMO SANGAMO BIOSCIENCES INC 1.5%
Value ($000) $14,464 Shares 800,000 Est. Cost $19.28 Unrealized 0.0%
PRTA PROTHENA CORP PLC 1.4%
Value ($000) $13,409 Shares 350,000 Est. Cost $32.24 Unrealized 0.0%
ANACOR PHARMACEUTICALS INC 1.4%
Value ($000) $12,947 Shares 647,015 Est. Cost $20.01 Unrealized
EXAS EXACT SCIENCES CORP 1.3%
Value ($000) $12,753 Shares 900,000 Est. Cost $11.03 Unrealized +22.5%
MGNX MACROGENICS INC 1.3%
Value ($000) $12,494 Shares 448,945 Est. Cost $26.16 Unrealized +35.0%
CLOVIS ONCOLOGY INC 1.3%
Value ($000) $11,929 Shares 172,217 Est. Cost $68.56 Unrealized
ZELTIQ AESTHETICS INC 1.2%
Value ($000) $11,503 Shares 586,013 Est. Cost $19.02 Unrealized
MYLAN INC 1.2%
Value ($000) $11,353 Shares 232,500 Est. Cost $38.17 Unrealized
TARO PHARMACEUTICAL INDS LTD 1.1%
Value ($000) $10,768 Shares 97,011 Est. Cost $103.94 Unrealized
FLAMEL TECHNOLOGIES SA 1.1%
Value ($000) $10,720 Shares 800,000 Est. Cost $13.40 Unrealized
ENDOCYTE INC 1.1%
Value ($000) $10,357 Shares 435,000 Est. Cost $11.23 Unrealized
SPECTRANETICS CORP 1.1%
Value ($000) $10,080 Shares 332,554 Est. Cost $22.19 Unrealized
INCY INCYTE CORP 1.0%
Value ($000) $9,837 Shares 183,800 Est. Cost $43.51 Unrealized +42.7%
OPHTHOTECH CORP 0.9%
Value ($000) $8,935 Shares 250,000 Est. Cost $34.72 Unrealized
INTERMUNE INC 0.9%
Value ($000) $8,702 Shares 260,000 Est. Cost $33.47 Unrealized
SRPT Sarepta Therapeutics Inc 0.9%
Value ($000) $8,413 Shares 350,000 Est. Cost $34.57 Unrealized -26.2%
HCA HCA HOLDINGS INC 0.8%
Value ($000) $7,875 Shares 150,000 Est. Cost $46.26 Unrealized 0.0%
CHELSEA THERAPEUTICS INTL LT 0.8%
Value ($000) $7,185 Shares 1,301,639 Est. Cost $2.30 Unrealized
DERMA SCIENCES INC 0.7%
Value ($000) $6,756 Shares 532,800 Est. Cost $12.68 Unrealized
CYTK CYTOKINETICS INC 0.7%
Value ($000) $6,650 Shares 700,000 Est. Cost Unrealized
INSM INSMED INC 0.7%
Value ($000) $6,474 Shares 340,000 Est. Cost $19.00 Unrealized 0.0%
ALLIQUA 0.7%
Value ($000) $6,472 Shares 784,594 Est. Cost $7.54 Unrealized
TREVENA INC 0.6%
Value ($000) $6,052 Shares 770,000 Est. Cost $7.86 Unrealized
RELYPSA INC 0.6%
Value ($000) $5,402 Shares 181,200 Est. Cost $25.00 Unrealized
CAPITAL SR LIVING CORP 0.6%
Value ($000) $5,263 Shares 202,500 Est. Cost $23.90 Unrealized
ARROWHEAD RESH CORP 0.5%
Value ($000) $5,210 Shares 317,300 Est. Cost $16.42 Unrealized
ENZYMOTEC LTD 0.5%
Value ($000) $4,717 Shares 214,219 Est. Cost $22.02 Unrealized
KERYX BIOPHARMACEUTICALS INC 0.5%
Value ($000) $4,686 Shares 275,000 Est. Cost $17.04 Unrealized
GMED GLOBUS MED INC 0.5%
Value ($000) $4,520 Shares 170,000 Est. Cost $23.76 Unrealized 0.0%
ARNI ARNO THERAPEUTICS 0.5%
Value ($000) $4,517 Shares 2,034,721 Est. Cost $3.14 Unrealized -23.6%
AERIE PHARMACEUTICALS INC 0.5%
Value ($000) $4,482 Shares 211,518 Est. Cost $17.96 Unrealized
SHIRE PLC 0.5%
Value ($000) $4,456 Shares 30,000 Est. Cost $146.12 Unrealized
GILD GILEAD SCIENCES INC 0.4%
Value ($000) $3,543 Shares 50,000 Est. Cost $36.68 Unrealized +48.6%
ABBV ABBVIE INC 0.4%
Value ($000) $3,444 Shares 67,000 Est. Cost $30.39 Unrealized +3.6%
ALNY ALNYLAM PHARMACEUTICALS INC 0.4%
Value ($000) $3,357 Shares 50,000 Est. Cost $77.42 Unrealized 0.0%
INTERMUNE INC 0.4%
Value ($000) $3,347 Shares 100,000 Est. Cost $33.47 Unrealized
ACASTI PHARMA INC 0.3%
Value ($000) $3,299 Shares 2,869,447 Est. Cost $1.23 Unrealized
CHIMERIX INC 0.3%
Value ($000) $3,199 Shares 140,000 Est. Cost $15.08 Unrealized
FIVE PRIME THERAPEUTICS INC 0.3%
Value ($000) $2,949 Shares 150,000 Est. Cost $17.13 Unrealized
BIOTA PHARMACEUTIALS INC 0.3%
Value ($000) $2,536 Shares 415,000 Est. Cost $6.11 Unrealized
VERASTEM INC 0.3%
Value ($000) $2,391 Shares 220,000 Est. Cost $12.45 Unrealized
TANDEM DIABETES CARE INC 0.2%
Value ($000) $2,339 Shares 105,900 Est. Cost $25.76 Unrealized
MGC DIAGNOSTICS CORP 0.2%
Value ($000) $2,310 Shares 206,957 Est. Cost $8.83 Unrealized
ATHERSYS INC 0.2%
Value ($000) $2,273 Shares 701,582 Est. Cost $1.66 Unrealized
GENVEC INC 0.2%
Value ($000) $2,173 Shares 820,000 Est. Cost $2.65 Unrealized
TEKMIRA PHARMACEUTICALS CORP 0.2%
Value ($000) $2,149 Shares 100,000 Est. Cost Unrealized
MEDIVATION INC 0.2%
Value ($000) $2,053 Shares 31,900 Est. Cost $64.36 Unrealized
FOLD AMICUS THERAPEUTICS INC 0.2%
Value ($000) $2,000 Shares 966,300 Est. Cost $2.50 Unrealized 0.0%
ATRC ATRICURE INC 0.2%
Value ($000) $1,881 Shares 100,000 Est. Cost $20.49 Unrealized 0.0%
UROPLASTY INC 0.2%
Value ($000) $1,880 Shares 517,791 Est. Cost $2.71 Unrealized
OXIGENE INC 0.2%
Value ($000) $1,865 Shares 500,000 Est. Cost $3.73 Unrealized
QUESTCOR PHARMACEUTICALS 0.2%
Value ($000) $1,857 Shares 28,600 Est. Cost $64.93 Unrealized
IDENIX PHARMACEUTICALS INC 0.2%
Value ($000) $1,809 Shares 300,000 Est. Cost Unrealized
CGEN COMPUGEN LTD 0.2%
Value ($000) $1,787 Shares 170,000 Est. Cost $11.01 Unrealized 0.0%
AQUINOX PHARMACEUTICALS INC 0.2%
Value ($000) $1,655 Shares 130,000 Est. Cost $12.73 Unrealized
ONCOTHYREON INC 0.2%
Value ($000) $1,624 Shares 543,000 Est. Cost $2.12 Unrealized
CHAMPIONS ONCOLOGY 0.2%
Value ($000) $1,609 Shares 1,625,299 Est. Cost $1.20 Unrealized
BIODELIVERY SCIENCES INTL IN 0.2%
Value ($000) $1,604 Shares 190,000 Est. Cost $8.44 Unrealized
ANTHERA PHARMACEUTICALS INC 0.2%
Value ($000) $1,603 Shares 478,456 Est. Cost $3.95 Unrealized
ICAD INC 0.2%
Value ($000) $1,603 Shares 175,000 Est. Cost $9.16 Unrealized
SYNERON MEDICAL LTD 0.2%
Value ($000) $1,587 Shares 127,500 Est. Cost $12.45 Unrealized
ENZO BIOCHEM INC 0.2%
Value ($000) $1,581 Shares 380,000 Est. Cost $4.16 Unrealized
RECEPTOS INC 0.2%
Value ($000) $1,468 Shares 35,000 Est. Cost $41.94 Unrealized
NEWLINK GENETICS CORP 0.1%
Value ($000) $1,420 Shares 50,000 Est. Cost Unrealized
EXEL EXELIXIS INC 0.1%
Value ($000) $1,416 Shares 400,000 Est. Cost Unrealized
ANIP ANI PHARMACEUTICALS INC 0.1%
Value ($000) $1,411 Shares 45,000 Est. Cost $26.54 Unrealized 0.0%
DURECT CORP 0.1%
Value ($000) $1,206 Shares 907,064 Est. Cost $1.33 Unrealized
EPIZYME INC 0.1%
Value ($000) $1,198 Shares 52,602 Est. Cost $22.77 Unrealized
ACHAOGEN INC 0.1%
Value ($000) $928 Shares 60,000 Est. Cost $15.47 Unrealized
GALMED PHARMACEUTICALS LTD 0.1%
Value ($000) $860 Shares 75,000 Est. Cost $11.47 Unrealized
TRANSGENOMIC INC 0.1%
Value ($000) $842 Shares 183,957 Est. Cost $4.58 Unrealized
AGENUS INC 0.1%
Value ($000) $634 Shares 200,000 Est. Cost $3.17 Unrealized
VIVUS INC 0.1%
Value ($000) $594 Shares 100,000 Est. Cost Unrealized
RGEN REPLIGEN CORP 0.1%
Value ($000) $579 Shares 45,000 Est. Cost Unrealized
BLUEBIRD BIO INC 0.0%
Value ($000) $455 Shares 20,000 Est. Cost $21.00 Unrealized
MEDGENICS INC 0.0%
Value ($000) $428 Shares 61,263 Est. Cost $3.80 Unrealized
BIOLINERX LTD 0.0%
Value ($000) $399 Shares 179,041 Est. Cost $2.23 Unrealized
ILMN ILLUMINA INC 0.0%
Value ($000) $372 Shares 2,500 Est. Cost $102.66 Unrealized +43.1%
STEMCELLS INC 0.0%
Value ($000) $364 Shares 271,600 Est. Cost $1.59 Unrealized
WRIGHT MED GROUP INC 0.0%
Value ($000) $311 Shares 10,000 Est. Cost $31.10 Unrealized
XENOPORT INC 0.0%
Value ($000) $258 Shares 50,000 Est. Cost $5.68 Unrealized
INSYS THERAPEUTICS INC NEW 0.0%
Value ($000) $255 Shares 6,153 Est. Cost $38.82 Unrealized
LANNET INC 0.0%
Value ($000) $241 Shares 6,744 Est. Cost $33.07 Unrealized
SURGICAL CARE AFFILIATES INC 0.0%
Value ($000) $230 Shares 7,472 Est. Cost $34.85 Unrealized
ACTAVIS PLC 0.0%
Value ($000) $195 Shares 945 Est. Cost $206.35 Unrealized
PAIN THERAPEUTICS 0.0%
Value ($000) $194 Shares 35,506 Est. Cost $4.84 Unrealized
RIGEL PHARMACEUTICALS INC 0.0%
Value ($000) $194 Shares 50,000 Est. Cost $3.88 Unrealized
CASTLIGHT HEALTH INC 0.0%
Value ($000) $180 Shares 8,500 Est. Cost $21.18 Unrealized
HEALTH NET INC 0.0%
Value ($000) $179 Shares 5,275 Est. Cost $31.70 Unrealized
DVA DAVITA HEALTHCARE PARTNERS I 0.0%
Value ($000) $164 Shares 2,382 Est. Cost $57.33 Unrealized +15.9%
VOCERA COMMUNICATIONS INC 0.0%
Value ($000) $163 Shares 10,000 Est. Cost $16.30 Unrealized
CNC CENTENE CORP DEL 0.0%
Value ($000) $162 Shares 2,610 Est. Cost $14.45 Unrealized +7.1%
IMPAX LABORATORIES INC 0.0%
Value ($000) $158 Shares 5,962 Est. Cost $25.16 Unrealized
MEDIDATA SOLUTIONS INC 0.0%
Value ($000) $152 Shares 2,802 Est. Cost $60.41 Unrealized
HUM HUMANA INC 0.0%
Value ($000) $141 Shares 1,250 Est. Cost $94.71 Unrealized 0.0%
PCRX PACIRA PHARMACEUTICALS 0.0%
Value ($000) $139 Shares 2,000 Est. Cost $68.02 Unrealized 0.0%
HORIZON PHARMA INC 0.0%
Value ($000) $138 Shares 9,120 Est. Cost $15.13 Unrealized
LAB FLUIDIGM CORP DEL 0.0%
Value ($000) $135 Shares 3,070 Est. Cost $34.38 Unrealized +28.0%
ABIOMED INC 0.0%
Value ($000) $130 Shares 5,000 Est. Cost $26.00 Unrealized
ALERE INC 0.0%
Value ($000) $127 Shares 3,700 Est. Cost $29.49 Unrealized
CIGNA CORPORATION 0.0%
Value ($000) $106 Shares 1,269 Est. Cost $76.85 Unrealized
OMNICARE INC 0.0%
Value ($000) $103 Shares 1,732 Est. Cost $54.03 Unrealized
RITE AID CORP 0.0%
Value ($000) $94 Shares 14,924 Est. Cost $5.09 Unrealized
ENDO INTL PLC 0.0%
Value ($000) $78 Shares 1,138 Est. Cost $68.54 Unrealized
PBYI PUMA BIOTECHNOLOGY 0.0%
Value ($000) $76 Shares 735 Est. Cost $58.69 Unrealized +100.3%
THERAPEUTICSMD INC 0.0%
Value ($000) $44 Shares 7,000 Est. Cost $6.29 Unrealized
COMBIMATRIX CORPORATION 0.0%
Value ($000) $9 Shares 5,000 Est. Cost $0.20 Unrealized
STEMLINE THERAPEUTICS INC 0.0%
Value ($000) $1 Shares 38 Est. Cost $23.84 Unrealized