DEERFIELD MANAGEMENT COMPANY, L.P. Quant / Systematic

Location: New York, NY

CIK: 0001009258 · Show all filings

Period: Q1 2019 (← Previous) (Next →)

Filing Date: May 15, 2019

Total Value: $2.608B (84.4% shares, 15.6% debt)

Holdings (93)

HORIZON PHARMA PLC 6.5%
Value $171M Shares 6,462,634 Est. Cost Unrealized
HOMOLOGY MEDICINES INC 5.6%
Value $145M Shares 5,227,035 Est. Cost Unrealized
ORCHARD THERAPEUTICS PLC 5.5%
Value $143M Shares 8,023,600 Est. Cost Unrealized
HORIZON PHARMA INVT LTD 5.0%
Value $131M Shares 116,032,000 Est. Cost Unrealized
NEVRO CORP 3.9%
Value $101M Shares 100,000,000 Est. Cost Unrealized
PORTOLA PHARMACEUTICALS INC 3.5%
Value $90.83M Shares 2,617,543 Est. Cost Unrealized
MYLAN N V 3.5%
Value $90.68M Shares 3,199,789 Est. Cost Unrealized
AERIE PHARMACEUTICALS INC 2.9%
Value $76.42M Shares 1,608,785 Est. Cost Unrealized
IMMUNOMEDICS INC 2.8%
Value $72.9M Shares 3,794,783 Est. Cost Unrealized
INTERSECT ENT INC 2.5%
Value $64.49M Shares 2,005,964 Est. Cost Unrealized
ACCELERON PHARMA INC 2.2%
Value $58.45M Shares 1,255,174 Est. Cost Unrealized
INTERCEPT PHARMACEUTICALS IN 2.2%
Value $57.2M Shares 57,791,000 Est. Cost Unrealized
ANAB ANAPTYSBIO INC 2.1%
Value $54.31M Shares 743,439 Est. Cost Unrealized
BCRX BIOCRYST PHARMACEUTICALS 2.0%
Value $53.22M Shares 6,537,566 Est. Cost Unrealized
MYOKARDIA INC 2.0%
Value $51.83M Shares 997,000 Est. Cost Unrealized
ARGX ARGENX SE 1.9%
Value $49.16M Shares 393,750 Est. Cost Unrealized
SRPT SAREPTA THERAPEUTICS INC 1.8%
Value $46.01M Shares 386,000 Est. Cost Unrealized
DIPLOMAT PHARMACY INC 1.6%
Value $40.96M Shares 7,049,297 Est. Cost Unrealized
BLUEPRINT MEDICINES CORP 1.6%
Value $40.58M Shares 506,865 Est. Cost Unrealized
AXGN AXOGEN INC 1.4%
Value $37.21M Shares 1,767,006 Est. Cost Unrealized
ALEC ALECTOR INC 1.4%
Value $36.63M Shares 1,956,923 Est. Cost Unrealized
NEVRO CORP 1.4%
Value $36.22M Shares 579,463 Est. Cost Unrealized
CNC CENTENE CORP DEL 1.4%
Value $35.42M Shares 667,000 Est. Cost Unrealized
ACRS ACLARIS THERAPEUTICS INC 1.4%
Value $35.3M Shares 5,893,416 Est. Cost Unrealized
BKD BROOKDALE SR LIVING INC 1.3%
Value $33.96M Shares 5,161,355 Est. Cost Unrealized
RA PHARMACEUTICALS INC 1.3%
Value $33.65M Shares 1,502,000 Est. Cost Unrealized
REATA PHARMACEUTICALS INC 1.2%
Value $31.11M Shares 364,000 Est. Cost Unrealized
FATE FATE THERAPEUTICS INC 1.1%
Value $29.92M Shares 1,702,897 Est. Cost Unrealized
VCEL VERICEL CORP 1.1%
Value $29.57M Shares 1,689,000 Est. Cost Unrealized
SEM SELECT MED HLDGS CORP 1.1%
Value $28.79M Shares 2,043,527 Est. Cost Unrealized
KEMPHARM INC 1.1%
Value $28.68M Shares 65,423,000 Est. Cost Unrealized
EDIT EDITAS MEDICINE INC 1.1%
Value $28.33M Shares 1,158,841 Est. Cost Unrealized
EHTH EHEALTH INC 1.1%
Value $27.41M Shares 439,609 Est. Cost Unrealized
NTRA NATERA INC 1.0%
Value $27.28M Shares 1,322,834 Est. Cost Unrealized
DEXCOM INC 1.0%
Value $26.86M Shares 20,000,000 Est. Cost Unrealized
DFB HEALTHCARE ACQUISTION CO 1.0%
Value $25.38M Shares 2,500,000 Est. Cost Unrealized
KINIKSA PHARMACEUTICALS LTD 0.9%
Value $23.66M Shares 1,310,259 Est. Cost Unrealized
XERIS PHARMACEUTICALS INC 0.9%
Value $23.65M Shares 2,355,136 Est. Cost Unrealized
SIENTRA INC 0.9%
Value $23.43M Shares 2,730,632 Est. Cost Unrealized
WRIGHT MED GROUP N V 0.8%
Value $21.07M Shares 13,625,000 Est. Cost Unrealized
GLPG GALAPAGOS NV 0.8%
Value $20.84M Shares 176,958 Est. Cost Unrealized
EXACT SCIENCES CORP 0.8%
Value $20.48M Shares 15,000,000 Est. Cost Unrealized
AUDENTES THERAPEUTICS INC 0.7%
Value $19.27M Shares 493,901 Est. Cost Unrealized
KALV KALVISTA PHARMACEUTICALS INC 0.7%
Value $18.6M Shares 650,000 Est. Cost Unrealized
MIRATI THERAPEUTICS INC 0.7%
Value $18.49M Shares 252,200 Est. Cost Unrealized
GKOS GLAUKOS CORP 0.7%
Value $17.85M Shares 227,762 Est. Cost Unrealized
ASND ASCENDIS PHARMA A S 0.7%
Value $16.97M Shares 144,194 Est. Cost Unrealized
ADUS ADDUS HOMECARE CORP 0.6%
Value $16.08M Shares 252,915 Est. Cost Unrealized
UHS UNIVERSAL HLTH SVCS INC 0.6%
Value $15.92M Shares 119,000 Est. Cost Unrealized
WVE WAVE LIFE SCIENCES LTD 0.6%
Value $15.34M Shares 394,737 Est. Cost Unrealized
ELV ANTHEM INC 0.6%
Value $15.21M Shares 53,000 Est. Cost Unrealized
DECIPHERA PHARMACEUTICALS IN 0.5%
Value $14.1M Shares 607,633 Est. Cost Unrealized
MORPHOSYS AG 0.5%
Value $13.63M Shares 600,000 Est. Cost Unrealized
ARVN ARVINAS INC 0.5%
Value $13.6M Shares 921,234 Est. Cost Unrealized
DBV TECHNOLOGIES S A 0.5%
Value $13.12M Shares 1,701,222 Est. Cost Unrealized
MOH MOLINA HEALTHCARE INC 0.5%
Value $12.21M Shares 86,000 Est. Cost Unrealized
SYROS PHARMACEUTICALS INC 0.4%
Value $11.6M Shares 1,268,945 Est. Cost Unrealized
SHOCKWAVE MED INC 0.4%
Value $10.45M Shares 312,146 Est. Cost Unrealized
INVITAE CORP 0.4%
Value $9.677M Shares 413,200 Est. Cost Unrealized
ALLO ALLOGENE THERAPEUTICS INC 0.4%
Value $9.448M Shares 326,797 Est. Cost Unrealized
ARDX ARDELYX INC 0.4%
Value $9.196M Shares 3,284,298 Est. Cost Unrealized
PTCT PTC THERAPEUTICS INC 0.3%
Value $8.921M Shares 237,000 Est. Cost Unrealized
SYNLOGIC INC 0.3%
Value $8.407M Shares 1,107,643 Est. Cost Unrealized
RYTM RHYTHM PHARMACEUTICALS INC 0.3%
Value $7.976M Shares 291,005 Est. Cost Unrealized
INSP INSPIRE MED SYS INC 0.3%
Value $7.892M Shares 139,000 Est. Cost Unrealized
NUVASIVE INC 0.3%
Value $7.782M Shares 7,000,000 Est. Cost Unrealized
ATHENEX INC 0.3%
Value $7.618M Shares 621,859 Est. Cost Unrealized
TELIGENT INC NEW 0.2%
Value $6.453M Shares 9,567,000 Est. Cost Unrealized
ALIMERA SCIENCES INC 0.2%
Value $6.416M Shares 6,052,935 Est. Cost Unrealized
PFENEX INC 0.2%
Value $5.674M Shares 918,187 Est. Cost Unrealized
AXOVANT SCIENCES LTD 0.2%
Value $5.281M Shares 3,970,326 Est. Cost Unrealized
RCKT ROCKET PHARMACEUTICALS INC 0.2%
Value $4.911M Shares 280,000 Est. Cost Unrealized
NEOS THERAPEUTICS INC 0.2%
Value $4.696M Shares 1,799,141 Est. Cost Unrealized
CLOVIS ONCOLOGY INC 0.2%
Value $4.647M Shares 5,000,000 Est. Cost Unrealized
MGTX MEIRAGTX HOLDINGS PLC 0.2%
Value $4.032M Shares 234,000 Est. Cost Unrealized
AEGLEA BIOTHERAPEUTICS INC 0.2%
Value $4.025M Shares 500,046 Est. Cost Unrealized
AVADEL PHARMACEUTICALS PLC 0.2%
Value $3.92M Shares 2,722,241 Est. Cost Unrealized
ITAMAR MED LTD 0.1%
Value $3.647M Shares 314,136 Est. Cost Unrealized
AAC HLDGS INC 0.1%
Value $3.562M Shares 1,936,027 Est. Cost Unrealized
CONSTELLATION PHARMCETICLS I 0.1%
Value $3.434M Shares 253,400 Est. Cost Unrealized
ALPINE IMMUNE SCIENCES INC 0.1%
Value $3.262M Shares 475,450 Est. Cost Unrealized
RVLPQ OSMOTICA PHARMACEUTICALS PLC 0.1%
Value $3.046M Shares 846,048 Est. Cost Unrealized
HARPOON THERAPEUTICS INC 0.1%
Value $2.699M Shares 285,000 Est. Cost Unrealized
STIM NEURONETICS INC 0.1%
Value $2.425M Shares 159,000 Est. Cost Unrealized
TNDM TANDEM DIABETES CARE INC 0.1%
Value $2.254M Shares 35,500 Est. Cost Unrealized
SVRA SAVARA INC 0.1%
Value $1.843M Shares 250,000 Est. Cost Unrealized
EYENOVIA INC 0.1%
Value $1.797M Shares 300,000 Est. Cost Unrealized
IGI LABORATORIES INC 0.1%
Value $1.688M Shares 1,733,000 Est. Cost Unrealized
MENLO THERAPEUTICS INC 0.1%
Value $1.558M Shares 198,451 Est. Cost Unrealized
KIDS ORTHOPEDIATRICS CORP 0.1%
Value $1.415M Shares 32,000 Est. Cost Unrealized
MELINTA THERAPEUTICS INC 0.0%
Value $1.267M Shares 356,952 Est. Cost Unrealized
PROTEON THERAPEUTICS INC 0.0%
Value $616K Shares 1,224,899 Est. Cost Unrealized
EYEPOINT PHARMACEUTICALS INC 0.0%
Value $406K Shares 226,802 Est. Cost Unrealized