DEERFIELD MANAGEMENT COMPANY, L.P. Quant / Systematic

CIK: 0001009258 · Show all filings

Period: Q2 2017 (← Previous) (Next →)

Filing Date: Aug 14, 2017

Total Value ($000): $1,874,767 (83.0% shares, 17.0% debt)

Holdings (85)

AVEXIS INC 10.1%
Value ($000) $189,636 Shares 2,308,130 Est. Cost $28.94 Unrealized
HORIZON PHARMA PLC 5.7%
Value ($000) $106,811 Shares 8,998,413 Est. Cost $15.96 Unrealized
NXSTAGE MEDICAL INC 5.1%
Value ($000) $96,102 Shares 3,833,330 Est. Cost $14.91 Unrealized
GILD GILEAD SCIENCES INC 3.5%
Value ($000) $66,428 Shares 938,515 Est. Cost $50.66 Unrealized -4.6%
HORIZON PHARMA INVT LTD 3.4%
Value ($000) $64,002 Shares 74,100,000 Est. Cost $0.86 Unrealized
GILD GILEAD SCIENCES INC 2.8%
Value ($000) $53,085 Shares 750,000 Est. Cost $50.66 Unrealized -4.6%
MYLAN N V 2.8%
Value ($000) $53,072 Shares 1,367,119 Est. Cost $48.44 Unrealized
MALLINCKRODT PUB LTD CO 2.8%
Value ($000) $52,813 Shares 1,178,605 Est. Cost $46.47 Unrealized
MCK MCKESSON CORP 2.8%
Value ($000) $51,899 Shares 315,417 Est. Cost $137.90 Unrealized +2.7%
AERIE PHARMACEUTICALS INC 2.7%
Value ($000) $50,508 Shares 961,147 Est. Cost $26.12 Unrealized
ISIS PHARMACEUTICALS INC DEL 2.4%
Value ($000) $44,891 Shares 42,200,000 Est. Cost $0.99 Unrealized
KEMPHARM INC 2.4%
Value ($000) $44,250 Shares 75,000,000 Est. Cost $0.61 Unrealized
AVADEL PHARMACEUTICALS PLC 2.2%
Value ($000) $40,320 Shares 3,655,494 Est. Cost $9.68 Unrealized
TRINITY BIOTECH INVT LTD 2.0%
Value ($000) $38,430 Shares 48,000,000 Est. Cost $0.92 Unrealized
GKOS GLAUKOS CORP 2.0%
Value ($000) $37,097 Shares 894,551 Est. Cost $39.07 Unrealized +10.3%
GW PHARMACEUTICALS PLC 1.9%
Value ($000) $36,088 Shares 359,983 Est. Cost $85.11 Unrealized
ENDOLOGIX INC 1.8%
Value ($000) $34,309 Shares 40,500,000 Est. Cost $0.87 Unrealized
INTERSECT ENT INC 1.8%
Value ($000) $33,249 Shares 1,189,577 Est. Cost $27.95 Unrealized
AUDENTES THERAPEUTICS INC 1.8%
Value ($000) $33,081 Shares 1,729,268 Est. Cost $18.06 Unrealized
LANNET INC 1.7%
Value ($000) $31,089 Shares 1,523,957 Est. Cost $22.05 Unrealized
NEVRO CORP 1.6%
Value ($000) $29,617 Shares 27,600,000 Est. Cost $1.07 Unrealized
EDIT EDITAS MEDICINE INC 1.5%
Value ($000) $28,684 Shares 1,709,400 Est. Cost $26.29 Unrealized -31.4%
NEVRO CORP 1.5%
Value ($000) $28,009 Shares 376,308 Est. Cost $95.31 Unrealized
DBV TECHNOLOGIES S A 1.3%
Value ($000) $23,754 Shares 665,197 Est. Cost $32.61 Unrealized
PORTOLA PHARMACEUTICALS INC 1.3%
Value ($000) $23,535 Shares 419,000 Est. Cost $23.81 Unrealized
INTERCEPT PHARMACEUTICALS IN 1.2%
Value ($000) $21,983 Shares 22,500,000 Est. Cost $0.93 Unrealized
SELECTA BIOSCIENCES INC 1.1%
Value ($000) $21,052 Shares 1,060,000 Est. Cost $16.60 Unrealized
SYROS PHARMACEUTICALS INC 1.1%
Value ($000) $20,417 Shares 1,268,945 Est. Cost $18.15 Unrealized
LOXO ONCOLOGY INC 1.1%
Value ($000) $20,141 Shares 251,167 Est. Cost $32.43 Unrealized
AETNA INC NEW 1.1%
Value ($000) $19,738 Shares 130,000 Est. Cost $112.14 Unrealized
BCRX BIOCRYST PHARMACEUTICALS 1.0%
Value ($000) $19,456 Shares 3,499,202 Est. Cost $4.24 Unrealized +43.6%
PATTERSON COMPANIES INC 1.0%
Value ($000) $18,464 Shares 393,262 Est. Cost $46.95 Unrealized
DXCM DEXCOM INC 1.0%
Value ($000) $18,130 Shares 247,841 Est. Cost $18.94 Unrealized -2.5%
FLUIDIGM CORP DEL 0.9%
Value ($000) $17,216 Shares 27,715,000 Est. Cost $0.89 Unrealized
OXFORD IMMUNOTEC GLOBAL PLC 0.8%
Value ($000) $15,907 Shares 945,710 Est. Cost $15.22 Unrealized
ADVANCED ACCELERATOR APPLIC 0.8%
Value ($000) $15,339 Shares 392,904 Est. Cost $34.60 Unrealized
GLPG GALAPAGOS NV 0.8%
Value ($000) $14,348 Shares 187,501 Est. Cost $49.57 Unrealized
ELV ANTHEM INC 0.8%
Value ($000) $14,144 Shares 75,182 Est. Cost $118.58 Unrealized +35.3%
WVE WAVE LIFE SCIENCES LTD 0.7%
Value ($000) $13,891 Shares 746,841 Est. Cost $28.49 Unrealized -24.4%
AAC HLDGS INC 0.7%
Value ($000) $13,689 Shares 1,975,347 Est. Cost $22.45 Unrealized
AEGERION PHARMACEUTICALS INC 0.7%
Value ($000) $13,462 Shares 16,600,000 Est. Cost $0.81 Unrealized
RECRO PHARMA INC 0.7%
Value ($000) $13,369 Shares 1,901,685 Est. Cost $8.06 Unrealized
ANAB ANAPTYSBIO INC 0.7%
Value ($000) $13,230 Shares 552,859 Est. Cost $23.32 Unrealized +7.8%
EHTH EHEALTH INC 0.7%
Value ($000) $12,979 Shares 690,348 Est. Cost $28.61 Unrealized -44.2%
XNCR XENCOR INC 0.6%
Value ($000) $11,869 Shares 562,236 Est. Cost $13.55 Unrealized +65.4%
CTMX CYTOMX THERAPEUTICS INC 0.6%
Value ($000) $11,731 Shares 756,822 Est. Cost $15.82 Unrealized -4.7%
ASND ASCENDIS PHARMA A S 0.6%
Value ($000) $11,644 Shares 419,453 Est. Cost $20.24 Unrealized
ARDX ARDELYX INC 0.6%
Value ($000) $11,627 Shares 2,279,780 Est. Cost $9.72 Unrealized -12.8%
AXGN AXOGEN INC 0.6%
Value ($000) $11,297 Shares 674,428 Est. Cost $3.20 Unrealized +322.0%
ARGX ARGENX SE 0.6%
Value ($000) $10,796 Shares 509,022 Est. Cost $21.21 Unrealized
NEOS THERAPEUTICS INC 0.6%
Value ($000) $10,652 Shares 1,459,195 Est. Cost $8.71 Unrealized
MOH MOLINA HEALTHCARE INC 0.6%
Value ($000) $10,492 Shares 151,665 Est. Cost $61.36 Unrealized 0.0%
BLUEPRINT MEDICINES CORP 0.5%
Value ($000) $10,286 Shares 203,000 Est. Cost $28.24 Unrealized
ACRS ACLARIS THERAPEUTICS INC 0.5%
Value ($000) $10,170 Shares 375,000 Est. Cost $24.17 Unrealized +12.5%
EPIZYME INC 0.5%
Value ($000) $10,002 Shares 662,369 Est. Cost $11.76 Unrealized
ALLSCRIPTS HEALTHCARE SOLUTN 0.5%
Value ($000) $9,830 Shares 9,671,000 Est. Cost $1.00 Unrealized
SGMO SANGAMO THERAPEUTICS INC 0.5%
Value ($000) $9,630 Shares 1,094,305 Est. Cost $4.29 Unrealized +49.5%
CNC CENTENE CORP DEL 0.5%
Value ($000) $9,506 Shares 119,000 Est. Cost $29.50 Unrealized +27.9%
PBYI PUMA BIOTECHNOLOGY INC 0.5%
Value ($000) $9,090 Shares 104,000 Est. Cost Unrealized
STEADYMED LTD 0.5%
Value ($000) $9,084 Shares 1,441,913 Est. Cost $7.13 Unrealized
NIVALIS THERAPEUTICS INC 0.5%
Value ($000) $8,995 Shares 3,732,412 Est. Cost $15.15 Unrealized
INVUITY INC 0.5%
Value ($000) $8,535 Shares 1,177,229 Est. Cost $8.46 Unrealized
SEM SELECT MED HLDGS CORP 0.4%
Value ($000) $7,746 Shares 504,632 Est. Cost $6.91 Unrealized 0.0%
ARENA PHARMACEUTICALS INC 0.4%
Value ($000) $7,030 Shares 416,729 Est. Cost $16.87 Unrealized
ALIMERA SCIENCES INC 0.4%
Value ($000) $6,630 Shares 4,769,551 Est. Cost $5.25 Unrealized
AXOVANT SCIENCES LTD 0.3%
Value ($000) $5,547 Shares 239,180 Est. Cost $14.00 Unrealized
BIOHAVEN PHARMACTL HLDG CO L 0.3%
Value ($000) $5,419 Shares 216,761 Est. Cost $25.00 Unrealized
MYOVANT SCIENCES LTD 0.3%
Value ($000) $4,688 Shares 400,685 Est. Cost $12.44 Unrealized
SIERRA ONCOLOGY INC 0.2%
Value ($000) $4,090 Shares 3,495,734 Est. Cost $1.53 Unrealized
MNKD MANNKIND CORP 0.2%
Value ($000) $3,810 Shares 2,702,403 Est. Cost $1.29 Unrealized 0.0%
FOAMIX PHARMACEUTICALS LTD 0.2%
Value ($000) $3,793 Shares 817,435 Est. Cost $7.07 Unrealized
AKARI THERAPEUTICS PLC 0.2%
Value ($000) $3,772 Shares 818,158 Est. Cost $23.99 Unrealized
MYOKARDIA INC 0.2%
Value ($000) $3,665 Shares 279,752 Est. Cost $15.08 Unrealized
BIOSCRIP INC 0.2%
Value ($000) $3,605 Shares 1,327,966 Est. Cost $2.55 Unrealized
AGILE THERAPEUTICS INC 0.2%
Value ($000) $3,582 Shares 955,109 Est. Cost $4.36 Unrealized
JOUNCE THERAPEUTICS INC 0.2%
Value ($000) $3,478 Shares 247,872 Est. Cost $21.99 Unrealized
KEMPHARM INC 0.2%
Value ($000) $2,818 Shares 704,612 Est. Cost $18.61 Unrealized
BCRX BIOCRYST PHARMACEUTICALS 0.1%
Value ($000) $2,780 Shares 500,000 Est. Cost $4.24 Unrealized +43.6%
ARALEZ PHARMACEUTICALS INC 0.1%
Value ($000) $2,220 Shares 1,644,583 Est. Cost $3.55 Unrealized
PROTEON THERAPEUTICS INC 0.1%
Value ($000) $1,868 Shares 1,224,899 Est. Cost $9.96 Unrealized
OBALON THERAPEUTICS INC 0.1%
Value ($000) $1,814 Shares 183,086 Est. Cost $10.00 Unrealized
RA PHARMACEUTICALS INC 0.1%
Value ($000) $1,548 Shares 82,593 Est. Cost $15.19 Unrealized
VYGR VOYAGER THERAPEUTICS INC 0.1%
Value ($000) $1,054 Shares 117,647 Est. Cost $21.90 Unrealized
ESSA PHARMA INC 0.0%
Value ($000) $779 Shares 1,416,230 Est. Cost $5.39 Unrealized
PROTEOSTASIS THERAPEUTICS IN 0.0%
Value ($000) $81 Shares 17,251 Est. Cost $4.70 Unrealized