DEERFIELD MANAGEMENT COMPANY, L.P. Quant / Systematic

Location: New York, NY

CIK: 0001009258 · Show all filings

Period: Q2 2017 (← Previous) (Next →)

Filing Date: Aug 14, 2017

Total Value: $1.875B (83.0% shares, 17.0% debt)

Holdings (85)

AVEXIS INC 10.1%
Value $190M Shares 2,308,130 Est. Cost Unrealized
HORIZON PHARMA PLC 5.7%
Value $107M Shares 8,998,413 Est. Cost Unrealized
NXSTAGE MEDICAL INC 5.1%
Value $96.1M Shares 3,833,330 Est. Cost Unrealized
GILD GILEAD SCIENCES INC 3.5%
Value $66.43M Shares 938,515 Est. Cost Unrealized
HORIZON PHARMA INVT LTD 3.4%
Value $64M Shares 74,100,000 Est. Cost Unrealized
GILD GILEAD SCIENCES INC 2.8%
Value $53.09M Shares 750,000 Est. Cost Unrealized
MYLAN N V 2.8%
Value $53.07M Shares 1,367,119 Est. Cost Unrealized
MALLINCKRODT PUB LTD CO 2.8%
Value $52.81M Shares 1,178,605 Est. Cost Unrealized
MCK MCKESSON CORP 2.8%
Value $51.9M Shares 315,417 Est. Cost Unrealized
AERIE PHARMACEUTICALS INC 2.7%
Value $50.51M Shares 961,147 Est. Cost Unrealized
ISIS PHARMACEUTICALS INC DEL 2.4%
Value $44.89M Shares 42,200,000 Est. Cost Unrealized
KEMPHARM INC 2.4%
Value $44.25M Shares 75,000,000 Est. Cost Unrealized
AVADEL PHARMACEUTICALS PLC 2.2%
Value $40.32M Shares 3,655,494 Est. Cost Unrealized
TRINITY BIOTECH INVT LTD 2.0%
Value $38.43M Shares 48,000,000 Est. Cost Unrealized
GKOS GLAUKOS CORP 2.0%
Value $37.1M Shares 894,551 Est. Cost Unrealized
GW PHARMACEUTICALS PLC 1.9%
Value $36.09M Shares 359,983 Est. Cost Unrealized
ENDOLOGIX INC 1.8%
Value $34.31M Shares 40,500,000 Est. Cost Unrealized
INTERSECT ENT INC 1.8%
Value $33.25M Shares 1,189,577 Est. Cost Unrealized
AUDENTES THERAPEUTICS INC 1.8%
Value $33.08M Shares 1,729,268 Est. Cost Unrealized
LANNET INC 1.7%
Value $31.09M Shares 1,523,957 Est. Cost Unrealized
NEVRO CORP 1.6%
Value $29.62M Shares 27,600,000 Est. Cost Unrealized
EDIT EDITAS MEDICINE INC 1.5%
Value $28.68M Shares 1,709,400 Est. Cost Unrealized
NEVRO CORP 1.5%
Value $28.01M Shares 376,308 Est. Cost Unrealized
DBV TECHNOLOGIES S A 1.3%
Value $23.75M Shares 665,197 Est. Cost Unrealized
PORTOLA PHARMACEUTICALS INC 1.3%
Value $23.54M Shares 419,000 Est. Cost Unrealized
INTERCEPT PHARMACEUTICALS IN 1.2%
Value $21.98M Shares 22,500,000 Est. Cost Unrealized
SELECTA BIOSCIENCES INC 1.1%
Value $21.05M Shares 1,060,000 Est. Cost Unrealized
SYROS PHARMACEUTICALS INC 1.1%
Value $20.42M Shares 1,268,945 Est. Cost Unrealized
LOXO ONCOLOGY INC 1.1%
Value $20.14M Shares 251,167 Est. Cost Unrealized
AETNA INC NEW 1.1%
Value $19.74M Shares 130,000 Est. Cost Unrealized
BCRX BIOCRYST PHARMACEUTICALS 1.0%
Value $19.46M Shares 3,499,202 Est. Cost Unrealized
PATTERSON COMPANIES INC 1.0%
Value $18.46M Shares 393,262 Est. Cost Unrealized
DXCM DEXCOM INC 1.0%
Value $18.13M Shares 247,841 Est. Cost Unrealized
FLUIDIGM CORP DEL 0.9%
Value $17.22M Shares 27,715,000 Est. Cost Unrealized
OXFORD IMMUNOTEC GLOBAL PLC 0.8%
Value $15.91M Shares 945,710 Est. Cost Unrealized
ADVANCED ACCELERATOR APPLIC 0.8%
Value $15.34M Shares 392,904 Est. Cost Unrealized
GLPG GALAPAGOS NV 0.8%
Value $14.35M Shares 187,501 Est. Cost Unrealized
ELV ANTHEM INC 0.8%
Value $14.14M Shares 75,182 Est. Cost Unrealized
WVE WAVE LIFE SCIENCES LTD 0.7%
Value $13.89M Shares 746,841 Est. Cost Unrealized
AAC HLDGS INC 0.7%
Value $13.69M Shares 1,975,347 Est. Cost Unrealized
AEGERION PHARMACEUTICALS INC 0.7%
Value $13.46M Shares 16,600,000 Est. Cost Unrealized
RECRO PHARMA INC 0.7%
Value $13.37M Shares 1,901,685 Est. Cost Unrealized
ANAB ANAPTYSBIO INC 0.7%
Value $13.23M Shares 552,859 Est. Cost Unrealized
EHTH EHEALTH INC 0.7%
Value $12.98M Shares 690,348 Est. Cost Unrealized
XNCR XENCOR INC 0.6%
Value $11.87M Shares 562,236 Est. Cost Unrealized
CTMX CYTOMX THERAPEUTICS INC 0.6%
Value $11.73M Shares 756,822 Est. Cost Unrealized
ASND ASCENDIS PHARMA A S 0.6%
Value $11.64M Shares 419,453 Est. Cost Unrealized
ARDX ARDELYX INC 0.6%
Value $11.63M Shares 2,279,780 Est. Cost Unrealized
AXGN AXOGEN INC 0.6%
Value $11.3M Shares 674,428 Est. Cost Unrealized
ARGX ARGENX SE 0.6%
Value $10.8M Shares 509,022 Est. Cost Unrealized
NEOS THERAPEUTICS INC 0.6%
Value $10.65M Shares 1,459,195 Est. Cost Unrealized
MOH MOLINA HEALTHCARE INC 0.6%
Value $10.49M Shares 151,665 Est. Cost Unrealized
BLUEPRINT MEDICINES CORP 0.5%
Value $10.29M Shares 203,000 Est. Cost Unrealized
ACRS ACLARIS THERAPEUTICS INC 0.5%
Value $10.17M Shares 375,000 Est. Cost Unrealized
EPIZYME INC 0.5%
Value $10M Shares 662,369 Est. Cost Unrealized
ALLSCRIPTS HEALTHCARE SOLUTN 0.5%
Value $9.83M Shares 9,671,000 Est. Cost Unrealized
SGMO SANGAMO THERAPEUTICS INC 0.5%
Value $9.63M Shares 1,094,305 Est. Cost Unrealized
CNC CENTENE CORP DEL 0.5%
Value $9.506M Shares 119,000 Est. Cost Unrealized
PBYI PUMA BIOTECHNOLOGY INC 0.5%
Value $9.09M Shares 104,000 Est. Cost Unrealized
STEADYMED LTD 0.5%
Value $9.084M Shares 1,441,913 Est. Cost Unrealized
NIVALIS THERAPEUTICS INC 0.5%
Value $8.995M Shares 3,732,412 Est. Cost Unrealized
INVUITY INC 0.5%
Value $8.535M Shares 1,177,229 Est. Cost Unrealized
SEM SELECT MED HLDGS CORP 0.4%
Value $7.746M Shares 504,632 Est. Cost Unrealized
ARENA PHARMACEUTICALS INC 0.4%
Value $7.03M Shares 416,729 Est. Cost Unrealized
ALIMERA SCIENCES INC 0.4%
Value $6.63M Shares 4,769,551 Est. Cost Unrealized
AXOVANT SCIENCES LTD 0.3%
Value $5.547M Shares 239,180 Est. Cost Unrealized
BIOHAVEN PHARMACTL HLDG CO L 0.3%
Value $5.419M Shares 216,761 Est. Cost Unrealized
MYOVANT SCIENCES LTD 0.3%
Value $4.688M Shares 400,685 Est. Cost Unrealized
SIERRA ONCOLOGY INC 0.2%
Value $4.09M Shares 3,495,734 Est. Cost Unrealized
MNKD MANNKIND CORP 0.2%
Value $3.81M Shares 2,702,403 Est. Cost Unrealized
FOAMIX PHARMACEUTICALS LTD 0.2%
Value $3.793M Shares 817,435 Est. Cost Unrealized
AKARI THERAPEUTICS PLC 0.2%
Value $3.772M Shares 818,158 Est. Cost Unrealized
MYOKARDIA INC 0.2%
Value $3.665M Shares 279,752 Est. Cost Unrealized
BIOSCRIP INC 0.2%
Value $3.605M Shares 1,327,966 Est. Cost Unrealized
AGILE THERAPEUTICS INC 0.2%
Value $3.582M Shares 955,109 Est. Cost Unrealized
JOUNCE THERAPEUTICS INC 0.2%
Value $3.478M Shares 247,872 Est. Cost Unrealized
KEMPHARM INC 0.2%
Value $2.818M Shares 704,612 Est. Cost Unrealized
BCRX BIOCRYST PHARMACEUTICALS 0.1%
Value $2.78M Shares 500,000 Est. Cost Unrealized
ARALEZ PHARMACEUTICALS INC 0.1%
Value $2.22M Shares 1,644,583 Est. Cost Unrealized
PROTEON THERAPEUTICS INC 0.1%
Value $1.868M Shares 1,224,899 Est. Cost Unrealized
OBALON THERAPEUTICS INC 0.1%
Value $1.814M Shares 183,086 Est. Cost Unrealized
RA PHARMACEUTICALS INC 0.1%
Value $1.548M Shares 82,593 Est. Cost Unrealized
VYGR VOYAGER THERAPEUTICS INC 0.1%
Value $1.054M Shares 117,647 Est. Cost Unrealized
ESSA PHARMA INC 0.0%
Value $779K Shares 1,416,230 Est. Cost Unrealized
PROTEOSTASIS THERAPEUTICS IN 0.0%
Value $81,000 Shares 17,251 Est. Cost Unrealized