DEERFIELD MANAGEMENT COMPANY, L.P. Quant / Systematic

Location: New York, NY

CIK: 0001009258 · Show all filings

Period: Q2 2018 (← Previous) (Next →)

Filing Date: Aug 14, 2018

Total Value: $2.848B (85.0% shares, 15.0% debt)

Holdings (114)

MALLINCKRODT PUB LTD CO 4.6%
Value $130M Shares 6,988,248 Est. Cost Unrealized
HORIZON PHARMA PLC 3.8%
Value $109M Shares 6,609,894 Est. Cost Unrealized
HOMOLOGY MEDICINES INC 3.7%
Value $107M Shares 5,227,035 Est. Cost Unrealized
HORIZON PHARMA INVT LTD 3.3%
Value $94.91M Shares 99,100,000 Est. Cost Unrealized
MIRATI THERAPEUTICS INC 2.3%
Value $64.11M Shares 1,300,365 Est. Cost Unrealized
MYLAN N V 2.2%
Value $62.96M Shares 1,742,111 Est. Cost Unrealized
MYOKARDIA INC 2.0%
Value $57.54M Shares 1,159,000 Est. Cost Unrealized
TNDM TANDEM DIABETES CARE INC 2.0%
Value $56.66M Shares 2,573,305 Est. Cost Unrealized
DBV TECHNOLOGIES S A 2.0%
Value $55.94M Shares 2,900,000 Est. Cost Unrealized
KEMPHARM INC 1.9%
Value $55.44M Shares 75,000,000 Est. Cost Unrealized
ACRS ACLARIS THERAPEUTICS INC 1.9%
Value $54.83M Shares 2,745,705 Est. Cost Unrealized
ACCELERON PHARMA INC 1.9%
Value $54.67M Shares 1,126,800 Est. Cost Unrealized
PORTOLA PHARMACEUTICALS INC 1.9%
Value $54.64M Shares 1,446,633 Est. Cost Unrealized
XERIS PHARMACEUTICALS INC 1.7%
Value $47.42M Shares 2,498,666 Est. Cost Unrealized
ELV ANTHEM INC 1.6%
Value $45.46M Shares 191,000 Est. Cost Unrealized
AETNA INC NEW 1.5%
Value $42.02M Shares 229,000 Est. Cost Unrealized
WRIGHT MED GROUP N V 1.5%
Value $41.94M Shares 31,500,000 Est. Cost Unrealized
EDIT EDITAS MEDICINE INC 1.5%
Value $41.52M Shares 1,158,841 Est. Cost Unrealized
AUDENTES THERAPEUTICS INC 1.4%
Value $40.06M Shares 1,048,430 Est. Cost Unrealized
ANAB ANAPTYSBIO INC 1.4%
Value $39.99M Shares 562,989 Est. Cost Unrealized
CNC CENTENE CORP DEL 1.4%
Value $39.99M Shares 324,536 Est. Cost Unrealized
SRPT SAREPTA THERAPEUTICS INC 1.4%
Value $39.13M Shares 296,000 Est. Cost Unrealized
ENDOLOGIX INC 1.3%
Value $38.24M Shares 40,500,000 Est. Cost Unrealized
INTERSECT ENT INC 1.3%
Value $38.2M Shares 1,020,000 Est. Cost Unrealized
ARGX ARGENX SE 1.3%
Value $37.04M Shares 447,029 Est. Cost Unrealized
CVS CVS HEALTH CORP 1.3%
Value $36.47M Shares 566,800 Est. Cost Unrealized
TRINITY BIOTECH INVT LTD 1.2%
Value $35.4M Shares 43,000,000 Est. Cost Unrealized
CVS CVS HEALTH CORP 1.2%
Value $35.39M Shares 550,000 Est. Cost Unrealized
BCRX BIOCRYST PHARMACEUTICALS 1.2%
Value $34.74M Shares 6,063,496 Est. Cost Unrealized
SEM SELECT MED HLDGS CORP 1.2%
Value $33.72M Shares 1,858,000 Est. Cost Unrealized
AERIE PHARMACEUTICALS INC 1.1%
Value $32.7M Shares 484,055 Est. Cost Unrealized
GW PHARMACEUTICALS PLC 1.1%
Value $32.51M Shares 233,000 Est. Cost Unrealized
ASND ASCENDIS PHARMA A S 1.1%
Value $32.09M Shares 482,467 Est. Cost Unrealized
ENDOCYTE INC 1.1%
Value $32.08M Shares 2,324,299 Est. Cost Unrealized
WALGREENS BOOTS ALLIANCE INC 1.1%
Value $31.87M Shares 531,000 Est. Cost Unrealized
INTERCEPT PHARMACEUTICALS IN 1.1%
Value $31.6M Shares 36,000,000 Est. Cost Unrealized
GKOS GLAUKOS CORP 1.1%
Value $30.65M Shares 754,222 Est. Cost Unrealized
ACHC ACADIA HEALTHCARE COMPANY IN 1.1%
Value $30.32M Shares 741,016 Est. Cost Unrealized
BLUEPRINT MEDICINES CORP 1.1%
Value $30.15M Shares 474,950 Est. Cost Unrealized
NEVRO CORP 1.1%
Value $29.91M Shares 27,600,000 Est. Cost Unrealized
AGIO AGIOS PHARMACEUTICALS INC 1.0%
Value $29.48M Shares 350,000 Est. Cost Unrealized
UHS UNIVERSAL HLTH SVCS INC 1.0%
Value $29.2M Shares 262,000 Est. Cost Unrealized
IMMUNOMEDICS INC 0.9%
Value $26.62M Shares 1,124,800 Est. Cost Unrealized
K2M GROUP HLDGS INC 0.9%
Value $26.04M Shares 20,000,000 Est. Cost Unrealized
DFB HEALTHCARE ACQUISTION CO 0.9%
Value $25.38M Shares 2,500,000 Est. Cost Unrealized
MELINTA THERAPEUTICS INC 0.9%
Value $25.37M Shares 3,995,806 Est. Cost Unrealized
LANNET INC 0.9%
Value $24.5M Shares 1,801,353 Est. Cost Unrealized
EHTH EHEALTH INC 0.9%
Value $24.42M Shares 1,104,952 Est. Cost Unrealized
EPIZYME INC 0.8%
Value $22.21M Shares 1,639,000 Est. Cost Unrealized
RYTM RHYTHM PHARMACEUTICALS INC 0.8%
Value $22M Shares 703,600 Est. Cost Unrealized
DEPOMED INC 0.8%
Value $21.95M Shares 27,019,000 Est. Cost Unrealized
REATA PHARMACEUTICALS INC 0.7%
Value $21.32M Shares 609,554 Est. Cost Unrealized
KINIKSA PHARMACEUTICALS LTD 0.7%
Value $21.29M Shares 1,226,890 Est. Cost Unrealized
BKD BROOKDALE SR LIVING INC 0.7%
Value $20.96M Shares 2,305,773 Est. Cost Unrealized
NTRA NATERA INC 0.7%
Value $20.34M Shares 1,080,829 Est. Cost Unrealized
RADIUS HEALTH INC 0.7%
Value $19.34M Shares 21,000,000 Est. Cost Unrealized
MORPHOSYS AG 0.6%
Value $18.2M Shares 600,000 Est. Cost Unrealized
AIMMUNE THERAPEUTICS INC 0.6%
Value $18.1M Shares 673,000 Est. Cost Unrealized
CYMABAY THERAPEUTICS INC 0.6%
Value $18.02M Shares 1,343,181 Est. Cost Unrealized
BLUEBIRD BIO INC 0.6%
Value $17.73M Shares 113,000 Est. Cost Unrealized
AAC HLDGS INC 0.6%
Value $17.37M Shares 1,853,998 Est. Cost Unrealized
ARENA PHARMACEUTICALS INC 0.6%
Value $17.36M Shares 398,194 Est. Cost Unrealized
OXFORD IMMUNOTEC GLOBAL PLC 0.6%
Value $16.9M Shares 1,311,000 Est. Cost Unrealized
AVADEL PHARMACEUTICALS PLC 0.6%
Value $16.69M Shares 2,722,241 Est. Cost Unrealized
CTMX CYTOMX THERAPEUTICS INC 0.6%
Value $16.69M Shares 729,948 Est. Cost Unrealized
MOH MOLINA HEALTHCARE INC 0.6%
Value $16.45M Shares 168,000 Est. Cost Unrealized
BIOHAVEN PHARMACTL HLDG CO L 0.6%
Value $15.73M Shares 398,000 Est. Cost Unrealized
DXCM DEXCOM INC 0.6%
Value $15.69M Shares 165,175 Est. Cost Unrealized
GLPG GALAPAGOS NV 0.5%
Value $15.21M Shares 165,000 Est. Cost Unrealized
ALNY ALNYLAM PHARMACEUTICALS INC 0.5%
Value $14.38M Shares 146,000 Est. Cost Unrealized
INVITAE CORP 0.5%
Value $13.98M Shares 1,901,788 Est. Cost Unrealized
ZBH ZIMMER BIOMET HLDGS INC 0.5%
Value $13.48M Shares 121,000 Est. Cost Unrealized
SYNLOGIC INC 0.5%
Value $13.42M Shares 1,365,143 Est. Cost Unrealized
SYROS PHARMACEUTICALS INC 0.5%
Value $12.96M Shares 1,268,945 Est. Cost Unrealized
ARDX ARDELYX INC 0.5%
Value $12.92M Shares 3,491,922 Est. Cost Unrealized
SIENTRA INC 0.4%
Value $12.66M Shares 649,100 Est. Cost Unrealized
G1 THERAPEUTICS INC 0.4%
Value $12.47M Shares 287,000 Est. Cost Unrealized
AEGERION PHARMACEUTICALS INC 0.4%
Value $10.71M Shares 16,600,000 Est. Cost Unrealized
TELIGENT INC NEW 0.4%
Value $10.31M Shares 9,567,000 Est. Cost Unrealized
FORTY SEVEN INC 0.3%
Value $9.6M Shares 600,000 Est. Cost Unrealized
PRTA PROTHENA CORP PLC 0.3%
Value $9.16M Shares 628,262 Est. Cost Unrealized
INVUITY INC 0.3%
Value $9.114M Shares 2,336,889 Est. Cost Unrealized
WRIGHT MED GROUP N V 0.3%
Value $9.074M Shares 349,539 Est. Cost Unrealized
RGNX REGENXBIO INC 0.3%
Value $8.969M Shares 125,000 Est. Cost Unrealized
TRANSLATE BIO INC 0.3%
Value $8.223M Shares 650,000 Est. Cost Unrealized
NUVASIVE INC 0.3%
Value $7.591M Shares 7,000,000 Est. Cost Unrealized
ELECTROCORE INC 0.2%
Value $7.017M Shares 425,000 Est. Cost Unrealized
ALPINE IMMUNE SCIENCES INC 0.2%
Value $6.912M Shares 913,100 Est. Cost Unrealized
BIOSCRIP INC 0.2%
Value $6.842M Shares 2,335,000 Est. Cost Unrealized
WVE WAVE LIFE SCIENCES LTD 0.2%
Value $6.839M Shares 178,806 Est. Cost Unrealized
AUTL AUTOLUS THERAPEUTICS PLC 0.2%
Value $6.698M Shares 250,000 Est. Cost Unrealized
EIDOS THERAPEUTICS INC 0.2%
Value $6.586M Shares 323,807 Est. Cost Unrealized
SOLID BIOSCIENCES INC 0.2%
Value $6.391M Shares 179,381 Est. Cost Unrealized
PFENEX INC 0.2%
Value $6.112M Shares 1,129,684 Est. Cost Unrealized
ALIMERA SCIENCES INC 0.2%
Value $5.922M Shares 6,052,935 Est. Cost Unrealized
AVROBIO INC 0.2%
Value $5.712M Shares 200,000 Est. Cost Unrealized
RCKT ROCKET PHARMACEUTICALS INC 0.2%
Value $5.496M Shares 280,000 Est. Cost Unrealized
SIERRA ONCOLOGY INC 0.2%
Value $5.224M Shares 1,764,889 Est. Cost Unrealized
ALBIREO PHARMA INC 0.1%
Value $4.26M Shares 120,000 Est. Cost Unrealized
STEADYMED LTD 0.1%
Value $4.132M Shares 918,120 Est. Cost Unrealized
RA PHARMACEUTICALS INC 0.1%
Value $3.808M Shares 382,700 Est. Cost Unrealized
IGI LABORATORIES INC 0.1%
Value $3.476M Shares 3,733,000 Est. Cost Unrealized
FOAMIX PHARMACEUTICALS LTD 0.1%
Value $3.377M Shares 674,002 Est. Cost Unrealized
STIM NEURONETICS INC 0.1%
Value $3.326M Shares 125,000 Est. Cost Unrealized
PROTEON THERAPEUTICS INC 0.1%
Value $3.001M Shares 1,224,899 Est. Cost Unrealized
MNKD MANNKIND CORP 0.1%
Value $2.771M Shares 1,458,537 Est. Cost Unrealized
NUVECTRA CORP 0.1%
Value $2.689M Shares 131,000 Est. Cost Unrealized
TELIGENT INC NEW 0.1%
Value $2.453M Shares 708,873 Est. Cost Unrealized
VYGR VOYAGER THERAPEUTICS INC 0.1%
Value $2.299M Shares 117,647 Est. Cost Unrealized
KIDS ORTHOPEDIATRICS CORP 0.1%
Value $2.152M Shares 80,783 Est. Cost Unrealized
EYENOVIA INC 0.1%
Value $1.89M Shares 300,000 Est. Cost Unrealized
XNCR XENCOR INC 0.1%
Value $1.79M Shares 48,366 Est. Cost Unrealized
NEOS THERAPEUTICS INC 0.1%
Value $1.458M Shares 233,332 Est. Cost Unrealized
ARALEZ PHARMACEUTICALS INC 0.0%
Value $576K Shares 1,644,583 Est. Cost Unrealized