DEERFIELD MANAGEMENT COMPANY, L.P. Quant / Systematic

CIK: 0001009258 · Show all filings

Period: Q4 2018 (← Previous) (Next →)

Filing Date: Feb 14, 2019

Total Value ($000): $2,498,187 (82.5% shares, 17.5% debt)

Holdings (99)

HORIZON PHARMA PLC 5.3%
Value ($000) $133,375 Shares 6,825,719 Est. Cost $16.01 Unrealized
ORCHARD THERAPEUTICS PLC 5.1%
Value ($000) $126,211 Shares 8,023,600 Est. Cost $15.73 Unrealized
HOMOLOGY MEDICINES INC 4.7%
Value ($000) $116,877 Shares 5,227,035 Est. Cost $18.70 Unrealized
HORIZON PHARMA INVT LTD 4.5%
Value ($000) $112,678 Shares 113,532,000 Est. Cost $0.89 Unrealized
NEVRO CORP 3.7%
Value ($000) $92,273 Shares 100,000,000 Est. Cost $1.01 Unrealized
MYLAN N V 3.1%
Value ($000) $77,645 Shares 2,833,741 Est. Cost $34.74 Unrealized
DEXCOM INC 3.0%
Value ($000) $73,718 Shares 55,000,000 Est. Cost $1.53 Unrealized
VCEL VERICEL CORP 2.6%
Value ($000) $64,831 Shares 3,725,900 Est. Cost $13.56 Unrealized +10.4%
ACCELERON PHARMA INC 2.4%
Value ($000) $60,384 Shares 1,386,541 Est. Cost $42.63 Unrealized
INTERSECT ENT INC 2.3%
Value ($000) $58,569 Shares 2,078,375 Est. Cost $29.52 Unrealized
BCRX BIOCRYST PHARMACEUTICALS 2.2%
Value ($000) $55,770 Shares 6,910,789 Est. Cost $4.88 Unrealized +59.4%
AERIE PHARMACEUTICALS INC 2.2%
Value ($000) $54,821 Shares 1,518,596 Est. Cost $50.42 Unrealized
INTERCEPT PHARMACEUTICALS IN 2.1%
Value ($000) $53,020 Shares 57,791,000 Est. Cost $0.87 Unrealized
MYOKARDIA INC 1.9%
Value ($000) $48,713 Shares 997,000 Est. Cost $39.62 Unrealized
ANAB ANAPTYSBIO INC 1.9%
Value ($000) $47,424 Shares 743,439 Est. Cost $37.60 Unrealized +97.8%
ARGX ARGENX SE 1.8%
Value ($000) $45,345 Shares 472,000 Est. Cost $50.58 Unrealized
ACRS ACLARIS THERAPEUTICS INC 1.7%
Value ($000) $43,552 Shares 5,893,416 Est. Cost $17.47 Unrealized -41.0%
XERIS PHARMACEUTICALS INC 1.7%
Value ($000) $42,477 Shares 2,498,666 Est. Cost $18.98 Unrealized
EHTH EHEALTH INC 1.7%
Value ($000) $41,355 Shares 1,076,402 Est. Cost $25.94 Unrealized +29.7%
KEMPHARM INC 1.6%
Value ($000) $39,363 Shares 65,423,000 Est. Cost $0.61 Unrealized
UHS UNIVERSAL HLTH SVCS INC 1.5%
Value ($000) $38,698 Shares 332,000 Est. Cost $111.53 Unrealized +9.1%
SRPT SAREPTA THERAPEUTICS INC 1.5%
Value ($000) $37,301 Shares 341,800 Est. Cost $98.43 Unrealized +27.1%
CVS CVS HEALTH CORP 1.5%
Value ($000) $37,137 Shares 566,800 Est. Cost Unrealized
MIRATI THERAPEUTICS INC 1.5%
Value ($000) $37,096 Shares 874,486 Est. Cost $44.51 Unrealized
NEVRO CORP 1.4%
Value ($000) $35,556 Shares 914,273 Est. Cost $49.29 Unrealized
CNC CENTENE CORP DEL 1.3%
Value ($000) $32,976 Shares 286,000 Est. Cost $54.26 Unrealized +23.4%
PORTOLA PHARMACEUTICALS INC 1.3%
Value ($000) $32,743 Shares 1,677,414 Est. Cost $33.19 Unrealized
WRIGHT MED GROUP N V 1.3%
Value ($000) $32,195 Shares 23,625,000 Est. Cost $1.14 Unrealized
KINIKSA PHARMACEUTICALS LTD 1.3%
Value ($000) $31,709 Shares 1,128,822 Est. Cost $17.99 Unrealized
ASND ASCENDIS PHARMA A S 1.3%
Value ($000) $31,644 Shares 505,098 Est. Cost $40.92 Unrealized
DIPLOMAT PHARMACY INC 1.3%
Value ($000) $31,617 Shares 2,348,993 Est. Cost $15.62 Unrealized
BKD BROOKDALE SR LIVING INC 1.1%
Value ($000) $28,414 Shares 4,240,855 Est. Cost $8.49 Unrealized -1.3%
GKOS GLAUKOS CORP 1.1%
Value ($000) $28,310 Shares 504,000 Est. Cost $36.26 Unrealized +65.8%
BLUEPRINT MEDICINES CORP 1.1%
Value ($000) $28,087 Shares 521,000 Est. Cost $56.03 Unrealized
RA PHARMACEUTICALS INC 1.1%
Value ($000) $27,336 Shares 1,502,000 Est. Cost $15.43 Unrealized
GLPG GALAPAGOS NV 1.1%
Value ($000) $26,458 Shares 288,407 Est. Cost $79.61 Unrealized
EDIT EDITAS MEDICINE INC 1.1%
Value ($000) $26,364 Shares 1,158,841 Est. Cost $26.29 Unrealized +3.5%
IMMUNOMEDICS INC 1.0%
Value ($000) $26,160 Shares 1,833,202 Est. Cost $17.40 Unrealized
DFB HEALTHCARE ACQUISTION CO 1.0%
Value ($000) $25,250 Shares 2,500,000 Est. Cost $10.05 Unrealized
ELV ANTHEM INC 1.0%
Value ($000) $24,950 Shares 95,000 Est. Cost $197.93 Unrealized +26.4%
ALLERGAN PLC 1.0%
Value ($000) $24,059 Shares 180,000 Est. Cost $133.66 Unrealized
FATE FATE THERAPEUTICS INC 0.8%
Value ($000) $21,232 Shares 1,654,865 Est. Cost $12.44 Unrealized +12.1%
SEM SELECT MED HLDGS CORP 0.8%
Value ($000) $21,227 Shares 1,382,890 Est. Cost $8.18 Unrealized +7.7%
TNDM TANDEM DIABETES CARE INC 0.8%
Value ($000) $21,026 Shares 553,765 Est. Cost $22.97 Unrealized +53.7%
REATA PHARMACEUTICALS INC 0.8%
Value ($000) $20,420 Shares 364,000 Est. Cost $36.30 Unrealized
SIENTRA INC 0.8%
Value ($000) $19,991 Shares 1,572,891 Est. Cost $14.65 Unrealized
MOH MOLINA HEALTHCARE INC 0.7%
Value ($000) $17,639 Shares 151,772 Est. Cost $131.06 Unrealized 0.0%
NTRA NATERA INC 0.7%
Value ($000) $17,492 Shares 1,253,000 Est. Cost $18.26 Unrealized 0.0%
INSP INSPIRE MED SYS INC 0.7%
Value ($000) $16,933 Shares 400,781 Est. Cost $44.60 Unrealized -4.7%
EXACT SCIENCES CORP 0.7%
Value ($000) $16,499 Shares 15,000,000 Est. Cost $1.10 Unrealized
ACHC ACADIA HEALTHCARE COMPANY IN 0.6%
Value ($000) $15,966 Shares 621,000 Est. Cost $37.14 Unrealized -6.8%
ADUS ADDUS HOMECARE CORP 0.6%
Value ($000) $15,809 Shares 232,900 Est. Cost $67.35 Unrealized +1.5%
MORPHOSYS AG 0.6%
Value ($000) $15,180 Shares 600,000 Est. Cost $30.34 Unrealized
KALV KALVISTA PHARMACEUTICALS INC 0.5%
Value ($000) $12,838 Shares 650,000 Est. Cost $13.52 Unrealized +48.7%
DECIPHERA PHARMACEUTICALS IN 0.5%
Value ($000) $12,754 Shares 607,633 Est. Cost $20.99 Unrealized
ARVN ARVINAS INC 0.5%
Value ($000) $11,838 Shares 921,234 Est. Cost $16.46 Unrealized -3.6%
GW PHARMACEUTICALS PLC 0.4%
Value ($000) $10,627 Shares 109,117 Est. Cost $94.57 Unrealized
CYMABAY THERAPEUTICS INC 0.4%
Value ($000) $10,571 Shares 1,343,181 Est. Cost $13.03 Unrealized
AUDENTES THERAPEUTICS INC 0.4%
Value ($000) $10,530 Shares 493,901 Est. Cost $19.74 Unrealized
AXOVANT SCIENCES LTD 0.4%
Value ($000) $9,960 Shares 10,000,000 Est. Cost $1.00 Unrealized
CTMX CYTOMX THERAPEUTICS INC 0.4%
Value ($000) $9,400 Shares 622,548 Est. Cost $15.82 Unrealized -6.2%
RVLPQ OSMOTICA PHARMACEUTICALS PLC 0.4%
Value ($000) $8,821 Shares 1,138,256 Est. Cost $8.00 Unrealized 0.0%
ALLO ALLOGENE THERAPEUTICS INC 0.4%
Value ($000) $8,801 Shares 326,797 Est. Cost $26.57 Unrealized 0.0%
EXAS EXACT SCIENCES CORP 0.3%
Value ($000) $8,140 Shares 129,000 Est. Cost $68.63 Unrealized 0.0%
RYTM RHYTHM PHARMACEUTICALS INC 0.3%
Value ($000) $7,822 Shares 291,005 Est. Cost $26.57 Unrealized +4.0%
SYNLOGIC INC 0.3%
Value ($000) $7,765 Shares 1,107,643 Est. Cost $15.38 Unrealized
ATHENEX INC 0.3%
Value ($000) $7,750 Shares 610,700 Est. Cost $12.69 Unrealized
AUTL AUTOLUS THERAPEUTICS PLC 0.3%
Value ($000) $7,736 Shares 235,576 Est. Cost $26.79 Unrealized
INVITAE CORP 0.3%
Value ($000) $7,610 Shares 688,062 Est. Cost $8.80 Unrealized
NUVASIVE INC 0.3%
Value ($000) $7,352 Shares 7,000,000 Est. Cost $1.10 Unrealized
SYROS PHARMACEUTICALS INC 0.3%
Value ($000) $7,068 Shares 1,268,945 Est. Cost $18.15 Unrealized
AVADEL PHARMACEUTICALS PLC 0.3%
Value ($000) $7,023 Shares 2,722,241 Est. Cost $9.57 Unrealized
LIVN LIVANOVA PLC 0.3%
Value ($000) $6,540 Shares 71,500 Est. Cost $117.94 Unrealized -8.9%
TELIGENT INC NEW 0.3%
Value ($000) $6,539 Shares 9,567,000 Est. Cost $1.08 Unrealized
ARDX ARDELYX INC 0.2%
Value ($000) $5,304 Shares 2,962,922 Est. Cost $7.76 Unrealized -62.1%
KARYOPHARM THERAPEUTICS INC 0.2%
Value ($000) $4,451 Shares 475,000 Est. Cost $17.03 Unrealized
ALIMERA SCIENCES INC 0.2%
Value ($000) $4,347 Shares 6,052,935 Est. Cost $4.42 Unrealized
RCKT ROCKET PHARMACEUTICALS INC 0.2%
Value ($000) $4,150 Shares 280,000 Est. Cost $16.31 Unrealized +1.8%
IGI LABORATORIES INC 0.1%
Value ($000) $3,628 Shares 3,733,000 Est. Cost $0.93 Unrealized
PFENEX INC 0.1%
Value ($000) $3,412 Shares 1,069,514 Est. Cost $4.33 Unrealized
STIM NEURONETICS INC 0.1%
Value ($000) $3,077 Shares 159,000 Est. Cost $21.95 Unrealized 0.0%
PROTEON THERAPEUTICS INC 0.1%
Value ($000) $2,781 Shares 1,224,899 Est. Cost $9.96 Unrealized
BIOSCRIP INC 0.1%
Value ($000) $2,738 Shares 767,000 Est. Cost $2.78 Unrealized
AAC HLDGS INC 0.1%
Value ($000) $2,710 Shares 1,936,027 Est. Cost $20.60 Unrealized
CONSTELLATION PHARMCETICLS I 0.1%
Value ($000) $2,550 Shares 635,843 Est. Cost $6.73 Unrealized
MGTX MEIRAGTX HOLDINGS PLC 0.1%
Value ($000) $2,256 Shares 234,000 Est. Cost $12.62 Unrealized 0.0%
AXGN AXOGEN INC 0.1%
Value ($000) $2,138 Shares 104,674 Est. Cost $31.28 Unrealized 0.0%
NUVECTRA CORP 0.1%
Value ($000) $2,108 Shares 129,000 Est. Cost $21.30 Unrealized
KIDS ORTHOPEDIATRICS CORP 0.1%
Value ($000) $2,032 Shares 58,247 Est. Cost $19.74 Unrealized +60.5%
NEOS THERAPEUTICS INC 0.1%
Value ($000) $2,030 Shares 1,230,267 Est. Cost $1.65 Unrealized
SVRA SAVARA INC 0.1%
Value ($000) $1,893 Shares 250,000 Est. Cost $11.50 Unrealized -21.8%
ALPINE IMMUNE SCIENCES INC 0.1%
Value ($000) $1,750 Shares 475,450 Est. Cost $11.60 Unrealized
PROTEOSTASIS THERAPEUTICS IN 0.1%
Value ($000) $1,358 Shares 419,000 Est. Cost $3.24 Unrealized
VYGR VOYAGER THERAPEUTICS INC 0.0%
Value ($000) $1,106 Shares 117,647 Est. Cost $21.90 Unrealized
MNKD MANNKIND CORP 0.0%
Value ($000) $1,000 Shares 943,298 Est. Cost $1.70 Unrealized 0.0%
RA MED SYS INC 0.0%
Value ($000) $862 Shares 108,400 Est. Cost $18.20 Unrealized
EYENOVIA INC 0.0%
Value ($000) $855 Shares 300,000 Est. Cost $9.15 Unrealized
MELINTA THERAPEUTICS INC 0.0%
Value ($000) $265 Shares 333,902 Est. Cost $7.17 Unrealized
HISTOGENICS CORP 0.0%
Value ($000) $26 Shares 296,099 Est. Cost $0.54 Unrealized