DEERFIELD MANAGEMENT COMPANY, L.P. Quant / Systematic

Location: New York, NY

CIK: 0001009258 · Show all filings

Period: Q4 2018 (← Previous) (Next →)

Filing Date: Feb 14, 2019

Total Value: $2.498B (82.5% shares, 17.5% debt)

Holdings (99)

HORIZON PHARMA PLC 5.3%
Value $133M Shares 6,825,719 Est. Cost Unrealized
ORCHARD THERAPEUTICS PLC 5.1%
Value $126M Shares 8,023,600 Est. Cost Unrealized
HOMOLOGY MEDICINES INC 4.7%
Value $117M Shares 5,227,035 Est. Cost Unrealized
HORIZON PHARMA INVT LTD 4.5%
Value $113M Shares 113,532,000 Est. Cost Unrealized
NEVRO CORP 3.7%
Value $92.27M Shares 100,000,000 Est. Cost Unrealized
MYLAN N V 3.1%
Value $77.64M Shares 2,833,741 Est. Cost Unrealized
DEXCOM INC 3.0%
Value $73.72M Shares 55,000,000 Est. Cost Unrealized
VCEL VERICEL CORP 2.6%
Value $64.83M Shares 3,725,900 Est. Cost Unrealized
ACCELERON PHARMA INC 2.4%
Value $60.38M Shares 1,386,541 Est. Cost Unrealized
INTERSECT ENT INC 2.3%
Value $58.57M Shares 2,078,375 Est. Cost Unrealized
BCRX BIOCRYST PHARMACEUTICALS 2.2%
Value $55.77M Shares 6,910,789 Est. Cost Unrealized
AERIE PHARMACEUTICALS INC 2.2%
Value $54.82M Shares 1,518,596 Est. Cost Unrealized
INTERCEPT PHARMACEUTICALS IN 2.1%
Value $53.02M Shares 57,791,000 Est. Cost Unrealized
MYOKARDIA INC 1.9%
Value $48.71M Shares 997,000 Est. Cost Unrealized
ANAB ANAPTYSBIO INC 1.9%
Value $47.42M Shares 743,439 Est. Cost Unrealized
ARGX ARGENX SE 1.8%
Value $45.34M Shares 472,000 Est. Cost Unrealized
ACRS ACLARIS THERAPEUTICS INC 1.7%
Value $43.55M Shares 5,893,416 Est. Cost Unrealized
XERIS PHARMACEUTICALS INC 1.7%
Value $42.48M Shares 2,498,666 Est. Cost Unrealized
EHTH EHEALTH INC 1.7%
Value $41.35M Shares 1,076,402 Est. Cost Unrealized
KEMPHARM INC 1.6%
Value $39.36M Shares 65,423,000 Est. Cost Unrealized
UHS UNIVERSAL HLTH SVCS INC 1.5%
Value $38.7M Shares 332,000 Est. Cost Unrealized
SRPT SAREPTA THERAPEUTICS INC 1.5%
Value $37.3M Shares 341,800 Est. Cost Unrealized
CVS CVS HEALTH CORP 1.5%
Value $37.14M Shares 566,800 Est. Cost Unrealized
MIRATI THERAPEUTICS INC 1.5%
Value $37.1M Shares 874,486 Est. Cost Unrealized
NEVRO CORP 1.4%
Value $35.56M Shares 914,273 Est. Cost Unrealized
CNC CENTENE CORP DEL 1.3%
Value $32.98M Shares 286,000 Est. Cost Unrealized
PORTOLA PHARMACEUTICALS INC 1.3%
Value $32.74M Shares 1,677,414 Est. Cost Unrealized
WRIGHT MED GROUP N V 1.3%
Value $32.2M Shares 23,625,000 Est. Cost Unrealized
KINIKSA PHARMACEUTICALS LTD 1.3%
Value $31.71M Shares 1,128,822 Est. Cost Unrealized
ASND ASCENDIS PHARMA A S 1.3%
Value $31.64M Shares 505,098 Est. Cost Unrealized
DIPLOMAT PHARMACY INC 1.3%
Value $31.62M Shares 2,348,993 Est. Cost Unrealized
BKD BROOKDALE SR LIVING INC 1.1%
Value $28.41M Shares 4,240,855 Est. Cost Unrealized
GKOS GLAUKOS CORP 1.1%
Value $28.31M Shares 504,000 Est. Cost Unrealized
BLUEPRINT MEDICINES CORP 1.1%
Value $28.09M Shares 521,000 Est. Cost Unrealized
RA PHARMACEUTICALS INC 1.1%
Value $27.34M Shares 1,502,000 Est. Cost Unrealized
GLPG GALAPAGOS NV 1.1%
Value $26.46M Shares 288,407 Est. Cost Unrealized
EDIT EDITAS MEDICINE INC 1.1%
Value $26.36M Shares 1,158,841 Est. Cost Unrealized
IMMUNOMEDICS INC 1.0%
Value $26.16M Shares 1,833,202 Est. Cost Unrealized
DFB HEALTHCARE ACQUISTION CO 1.0%
Value $25.25M Shares 2,500,000 Est. Cost Unrealized
ELV ANTHEM INC 1.0%
Value $24.95M Shares 95,000 Est. Cost Unrealized
ALLERGAN PLC 1.0%
Value $24.06M Shares 180,000 Est. Cost Unrealized
FATE FATE THERAPEUTICS INC 0.8%
Value $21.23M Shares 1,654,865 Est. Cost Unrealized
SEM SELECT MED HLDGS CORP 0.8%
Value $21.23M Shares 1,382,890 Est. Cost Unrealized
TNDM TANDEM DIABETES CARE INC 0.8%
Value $21.03M Shares 553,765 Est. Cost Unrealized
REATA PHARMACEUTICALS INC 0.8%
Value $20.42M Shares 364,000 Est. Cost Unrealized
SIENTRA INC 0.8%
Value $19.99M Shares 1,572,891 Est. Cost Unrealized
MOH MOLINA HEALTHCARE INC 0.7%
Value $17.64M Shares 151,772 Est. Cost Unrealized
NTRA NATERA INC 0.7%
Value $17.49M Shares 1,253,000 Est. Cost Unrealized
INSP INSPIRE MED SYS INC 0.7%
Value $16.93M Shares 400,781 Est. Cost Unrealized
EXACT SCIENCES CORP 0.7%
Value $16.5M Shares 15,000,000 Est. Cost Unrealized
ACHC ACADIA HEALTHCARE COMPANY IN 0.6%
Value $15.97M Shares 621,000 Est. Cost Unrealized
ADUS ADDUS HOMECARE CORP 0.6%
Value $15.81M Shares 232,900 Est. Cost Unrealized
MORPHOSYS AG 0.6%
Value $15.18M Shares 600,000 Est. Cost Unrealized
KALV KALVISTA PHARMACEUTICALS INC 0.5%
Value $12.84M Shares 650,000 Est. Cost Unrealized
DECIPHERA PHARMACEUTICALS IN 0.5%
Value $12.75M Shares 607,633 Est. Cost Unrealized
ARVN ARVINAS INC 0.5%
Value $11.84M Shares 921,234 Est. Cost Unrealized
GW PHARMACEUTICALS PLC 0.4%
Value $10.63M Shares 109,117 Est. Cost Unrealized
CYMABAY THERAPEUTICS INC 0.4%
Value $10.57M Shares 1,343,181 Est. Cost Unrealized
AUDENTES THERAPEUTICS INC 0.4%
Value $10.53M Shares 493,901 Est. Cost Unrealized
AXOVANT SCIENCES LTD 0.4%
Value $9.96M Shares 10,000,000 Est. Cost Unrealized
CTMX CYTOMX THERAPEUTICS INC 0.4%
Value $9.4M Shares 622,548 Est. Cost Unrealized
RVLPQ OSMOTICA PHARMACEUTICALS PLC 0.4%
Value $8.821M Shares 1,138,256 Est. Cost Unrealized
ALLO ALLOGENE THERAPEUTICS INC 0.4%
Value $8.801M Shares 326,797 Est. Cost Unrealized
EXAS EXACT SCIENCES CORP 0.3%
Value $8.14M Shares 129,000 Est. Cost Unrealized
RYTM RHYTHM PHARMACEUTICALS INC 0.3%
Value $7.822M Shares 291,005 Est. Cost Unrealized
SYNLOGIC INC 0.3%
Value $7.765M Shares 1,107,643 Est. Cost Unrealized
ATHENEX INC 0.3%
Value $7.75M Shares 610,700 Est. Cost Unrealized
AUTL AUTOLUS THERAPEUTICS PLC 0.3%
Value $7.736M Shares 235,576 Est. Cost Unrealized
INVITAE CORP 0.3%
Value $7.61M Shares 688,062 Est. Cost Unrealized
NUVASIVE INC 0.3%
Value $7.352M Shares 7,000,000 Est. Cost Unrealized
SYROS PHARMACEUTICALS INC 0.3%
Value $7.068M Shares 1,268,945 Est. Cost Unrealized
AVADEL PHARMACEUTICALS PLC 0.3%
Value $7.023M Shares 2,722,241 Est. Cost Unrealized
LIVN LIVANOVA PLC 0.3%
Value $6.54M Shares 71,500 Est. Cost Unrealized
TELIGENT INC NEW 0.3%
Value $6.539M Shares 9,567,000 Est. Cost Unrealized
ARDX ARDELYX INC 0.2%
Value $5.304M Shares 2,962,922 Est. Cost Unrealized
KARYOPHARM THERAPEUTICS INC 0.2%
Value $4.451M Shares 475,000 Est. Cost Unrealized
ALIMERA SCIENCES INC 0.2%
Value $4.347M Shares 6,052,935 Est. Cost Unrealized
RCKT ROCKET PHARMACEUTICALS INC 0.2%
Value $4.15M Shares 280,000 Est. Cost Unrealized
IGI LABORATORIES INC 0.1%
Value $3.628M Shares 3,733,000 Est. Cost Unrealized
PFENEX INC 0.1%
Value $3.412M Shares 1,069,514 Est. Cost Unrealized
STIM NEURONETICS INC 0.1%
Value $3.077M Shares 159,000 Est. Cost Unrealized
PROTEON THERAPEUTICS INC 0.1%
Value $2.781M Shares 1,224,899 Est. Cost Unrealized
BIOSCRIP INC 0.1%
Value $2.738M Shares 767,000 Est. Cost Unrealized
AAC HLDGS INC 0.1%
Value $2.71M Shares 1,936,027 Est. Cost Unrealized
CONSTELLATION PHARMCETICLS I 0.1%
Value $2.55M Shares 635,843 Est. Cost Unrealized
MGTX MEIRAGTX HOLDINGS PLC 0.1%
Value $2.256M Shares 234,000 Est. Cost Unrealized
AXGN AXOGEN INC 0.1%
Value $2.138M Shares 104,674 Est. Cost Unrealized
NUVECTRA CORP 0.1%
Value $2.108M Shares 129,000 Est. Cost Unrealized
KIDS ORTHOPEDIATRICS CORP 0.1%
Value $2.032M Shares 58,247 Est. Cost Unrealized
NEOS THERAPEUTICS INC 0.1%
Value $2.03M Shares 1,230,267 Est. Cost Unrealized
SVRA SAVARA INC 0.1%
Value $1.893M Shares 250,000 Est. Cost Unrealized
ALPINE IMMUNE SCIENCES INC 0.1%
Value $1.75M Shares 475,450 Est. Cost Unrealized
PROTEOSTASIS THERAPEUTICS IN 0.1%
Value $1.358M Shares 419,000 Est. Cost Unrealized
VYGR VOYAGER THERAPEUTICS INC 0.0%
Value $1.106M Shares 117,647 Est. Cost Unrealized
MNKD MANNKIND CORP 0.0%
Value $1M Shares 943,298 Est. Cost Unrealized
RA MED SYS INC 0.0%
Value $862K Shares 108,400 Est. Cost Unrealized
EYENOVIA INC 0.0%
Value $855K Shares 300,000 Est. Cost Unrealized
MELINTA THERAPEUTICS INC 0.0%
Value $265K Shares 333,902 Est. Cost Unrealized
HISTOGENICS CORP 0.0%
Value $26,000 Shares 296,099 Est. Cost Unrealized