DEERFIELD MANAGEMENT COMPANY, L.P. Quant / Systematic

CIK: 0001009258 · Show all filings

Period: Q1 2017 (← Previous) (Next →)

Filing Date: May 15, 2017

Total Value ($000): $2,592,841 (78.9% shares, 21.1% debt)

Holdings (106)

AVEXIS INC 6.6%
Value ($000) $170,056 Shares 2,236,701 Est. Cost $27.24 Unrealized
HORIZON PHARMA PLC 6.2%
Value ($000) $161,767 Shares 10,944,988 Est. Cost $15.96 Unrealized
NXSTAGE MEDICAL INC 3.9%
Value ($000) $100,456 Shares 3,744,151 Est. Cost $14.67 Unrealized
HORIZON PHARMA INVT LTD 3.2%
Value ($000) $83,284 Shares 90,100,000 Est. Cost $0.86 Unrealized
GILD GILEAD SCIENCES INC 3.2%
Value ($000) $81,708 Shares 1,203,000 Est. Cost $50.66 Unrealized 0.0%
MYLAN N V 3.1%
Value ($000) $79,626 Shares 2,042,224 Est. Cost $48.44 Unrealized
DBV TECHNOLOGIES S A 2.4%
Value ($000) $61,397 Shares 1,743,229 Est. Cost $32.61 Unrealized
ISIS PHARMACEUTICALS INC DEL 2.3%
Value ($000) $60,243 Shares 62,500,000 Est. Cost $0.99 Unrealized
PORTOLA PHARMACEUTICALS INC 2.2%
Value ($000) $56,876 Shares 1,451,301 Est. Cost $23.81 Unrealized
BLUEPRINT MEDICINES CORP 2.1%
Value ($000) $54,586 Shares 1,365,000 Est. Cost $28.24 Unrealized
ELV ANTHEM INC 2.0%
Value ($000) $52,591 Shares 318,000 Est. Cost $118.58 Unrealized +19.3%
GW PHARMACEUTICALS PLC 2.0%
Value ($000) $51,465 Shares 425,545 Est. Cost $85.11 Unrealized
ENDOLOGIX INC 1.9%
Value ($000) $49,220 Shares 51,117,000 Est. Cost $0.95 Unrealized
KEMPHARM INC 1.8%
Value ($000) $45,719 Shares 75,000,000 Est. Cost $0.61 Unrealized
CNC CENTENE CORP DEL 1.7%
Value ($000) $43,016 Shares 603,643 Est. Cost $29.50 Unrealized +13.4%
LANNET INC 1.6%
Value ($000) $41,435 Shares 1,853,896 Est. Cost $22.05 Unrealized
ENDOLOGIX INC 1.5%
Value ($000) $40,013 Shares 40,500,000 Est. Cost $0.87 Unrealized
INTERCEPT PHARMACEUTICALS IN 1.5%
Value ($000) $39,540 Shares 42,500,000 Est. Cost $0.93 Unrealized
AVADEL PHARMACEUTICALS PLC 1.5%
Value ($000) $39,425 Shares 4,072,809 Est. Cost $9.68 Unrealized
TRINITY BIOTECH INVT LTD 1.5%
Value ($000) $38,917 Shares 48,000,000 Est. Cost $0.92 Unrealized
EDIT EDITAS MEDICINE INC 1.5%
Value ($000) $38,154 Shares 1,709,400 Est. Cost $26.29 Unrealized -21.2%
NEVRO CORP 1.5%
Value ($000) $37,761 Shares 402,998 Est. Cost $95.31 Unrealized
MOLINA HEALTHCARE INC 1.4%
Value ($000) $37,139 Shares 35,000,000 Est. Cost $1.12 Unrealized
AERIE PHARMACEUTICALS INC 1.4%
Value ($000) $36,087 Shares 795,743 Est. Cost $20.62 Unrealized
AETNA INC NEW 1.3%
Value ($000) $34,056 Shares 267,000 Est. Cost $112.14 Unrealized
MCK MCKESSON CORP 1.3%
Value ($000) $33,952 Shares 229,000 Est. Cost $136.52 Unrealized 0.0%
NEVRO CORP 1.3%
Value ($000) $33,560 Shares 27,600,000 Est. Cost $1.07 Unrealized
MALLINCKRODT PUB LTD CO 1.3%
Value ($000) $32,489 Shares 728,949 Est. Cost $47.50 Unrealized
VNDA VANDA PHARMACEUTICALS INC 1.2%
Value ($000) $32,187 Shares 2,299,046 Est. Cost $11.62 Unrealized +22.6%
ARRAY BIOPHARMA INC 1.2%
Value ($000) $31,917 Shares 22,385,000 Est. Cost $0.94 Unrealized
EHTH EHEALTH INC 1.2%
Value ($000) $31,793 Shares 2,640,609 Est. Cost $28.61 Unrealized -59.6%
LOXO ONCOLOGY INC 1.2%
Value ($000) $31,699 Shares 753,300 Est. Cost $32.43 Unrealized
XNCR XENCOR INC 1.2%
Value ($000) $30,731 Shares 1,284,758 Est. Cost $13.55 Unrealized +77.8%
WALGREENS BOOTS ALLIANCE INC 1.1%
Value ($000) $29,562 Shares 355,957 Est. Cost $84.33 Unrealized
UNIVERSAL AMERN CORP NEW 1.1%
Value ($000) $28,250 Shares 2,833,531 Est. Cost $8.03 Unrealized
ASND ASCENDIS PHARMA A S 1.0%
Value ($000) $26,018 Shares 929,226 Est. Cost $20.24 Unrealized
BCRX BIOCRYST PHARMACEUTICALS 1.0%
Value ($000) $25,916 Shares 3,085,236 Est. Cost $3.99 Unrealized +74.1%
SYROS PHARMACEUTICALS INC 1.0%
Value ($000) $25,729 Shares 1,615,136 Est. Cost $18.15 Unrealized
EPIZYME INC 0.9%
Value ($000) $24,243 Shares 1,413,596 Est. Cost $11.76 Unrealized
WRIGHT MED GROUP INC 0.9%
Value ($000) $23,987 Shares 20,025,000 Est. Cost $0.90 Unrealized
AUDENTES THERAPEUTICS INC 0.9%
Value ($000) $23,918 Shares 1,403,653 Est. Cost $17.81 Unrealized
ANAB ANAPTYSBIO INC 0.9%
Value ($000) $23,469 Shares 845,746 Est. Cost $23.32 Unrealized 0.0%
GLPG GALAPAGOS NV 0.9%
Value ($000) $22,389 Shares 259,768 Est. Cost $49.57 Unrealized
ADVANCED ACCELERATOR APPLIC 0.8%
Value ($000) $20,848 Shares 523,023 Est. Cost $34.60 Unrealized
AXGN AXOGEN INC 0.7%
Value ($000) $19,209 Shares 1,838,225 Est. Cost $3.20 Unrealized +219.2%
FLUIDIGM CORP DEL 0.7%
Value ($000) $18,639 Shares 27,715,000 Est. Cost $0.89 Unrealized
RECRO PHARMA INC 0.7%
Value ($000) $18,136 Shares 2,075,000 Est. Cost $8.06 Unrealized
HEALTHWAYS INC 0.7%
Value ($000) $17,896 Shares 11,600,000 Est. Cost $0.94 Unrealized
MYLAN N V 0.7%
Value ($000) $17,546 Shares 450,000 Est. Cost $48.44 Unrealized
AAC HLDGS INC 0.6%
Value ($000) $16,850 Shares 1,975,347 Est. Cost $22.45 Unrealized
VALEANT PHARMACEUTICALS INTL 0.6%
Value ($000) $16,545 Shares 1,500,000 Est. Cost $11.03 Unrealized
CTMX CYTOMX THERAPEUTICS INC 0.6%
Value ($000) $16,293 Shares 943,433 Est. Cost $15.82 Unrealized -16.8%
SELECTA BIOSCIENCES INC 0.6%
Value ($000) $15,179 Shares 1,060,000 Est. Cost $16.60 Unrealized
NEOS THERAPEUTICS INC 0.6%
Value ($000) $15,114 Shares 2,099,166 Est. Cost $8.71 Unrealized
SPARK THERAPEUTICS INC 0.6%
Value ($000) $15,095 Shares 283,000 Est. Cost $51.13 Unrealized
HUM HUMANA INC 0.6%
Value ($000) $14,262 Shares 69,185 Est. Cost $166.63 Unrealized +15.2%
IMPAX LABORATORIES INC 0.5%
Value ($000) $13,870 Shares 17,000,000 Est. Cost $0.82 Unrealized
INVUITY INC 0.5%
Value ($000) $13,439 Shares 1,690,498 Est. Cost $8.46 Unrealized
WVE WAVE LIFE SCIENCES LTD 0.5%
Value ($000) $12,983 Shares 472,124 Est. Cost $32.53 Unrealized -14.1%
AKARI THERAPEUTICS PLC 0.5%
Value ($000) $12,738 Shares 1,150,700 Est. Cost $23.99 Unrealized
ACRS ACLARIS THERAPEUTICS INC 0.4%
Value ($000) $11,183 Shares 375,000 Est. Cost $24.17 Unrealized +19.3%
NIVALIS THERAPEUTICS INC 0.4%
Value ($000) $10,899 Shares 3,732,412 Est. Cost $15.15 Unrealized
ARDX ARDELYX INC 0.4%
Value ($000) $10,648 Shares 841,744 Est. Cost $11.84 Unrealized +11.1%
JOUNCE THERAPEUTICS INC 0.4%
Value ($000) $10,310 Shares 468,867 Est. Cost $21.99 Unrealized
ARRAY BIOPHARMA INC 0.4%
Value ($000) $10,216 Shares 1,142,744 Est. Cost $4.44 Unrealized
STEADYMED LTD 0.4%
Value ($000) $10,187 Shares 1,756,370 Est. Cost $7.13 Unrealized
TESARO INC 0.4%
Value ($000) $10,155 Shares 66,000 Est. Cost $100.24 Unrealized
BLUEBIRD BIO INC 0.4%
Value ($000) $9,732 Shares 107,064 Est. Cost $48.05 Unrealized
ALLSCRIPTS HEALTHCARE SOLUTN 0.4%
Value ($000) $9,718 Shares 9,671,000 Est. Cost $1.00 Unrealized
OXFORD IMMUNOTEC GLOBAL PLC 0.4%
Value ($000) $9,550 Shares 616,508 Est. Cost $14.36 Unrealized
DXCM DEXCOM INC 0.4%
Value ($000) $9,404 Shares 110,992 Est. Cost $19.52 Unrealized 0.0%
GKOS GLAUKOS CORP 0.4%
Value ($000) $9,234 Shares 180,000 Est. Cost $23.15 Unrealized +88.3%
GMED GLOBUS MED INC 0.4%
Value ($000) $9,123 Shares 308,000 Est. Cost $22.72 Unrealized +20.1%
SAGE THERAPEUTICS INC 0.3%
Value ($000) $8,671 Shares 122,000 Est. Cost $71.07 Unrealized
AXOVANT SCIENCES LTD 0.3%
Value ($000) $8,486 Shares 568,005 Est. Cost $14.00 Unrealized
MYOVANT SCIENCES LTD 0.3%
Value ($000) $8,280 Shares 705,268 Est. Cost $12.44 Unrealized
ALIMERA SCIENCES INC 0.3%
Value ($000) $8,229 Shares 5,878,015 Est. Cost $5.25 Unrealized
TGTX TG THERAPEUTICS INC 0.3%
Value ($000) $8,155 Shares 700,000 Est. Cost $7.18 Unrealized 0.0%
SIERRA ONCOLOGY INC 0.3%
Value ($000) $7,608 Shares 4,972,319 Est. Cost $1.53 Unrealized
NANOSTRING TECHNOLOGIES INC 0.3%
Value ($000) $7,002 Shares 352,375 Est. Cost $16.49 Unrealized
ESSA PHARMA INC 0.3%
Value ($000) $6,619 Shares 2,121,601 Est. Cost $5.39 Unrealized
INFIQ INFINITY PHARMACEUTICALS INC 0.2%
Value ($000) $6,361 Shares 1,969,225 Est. Cost $2.46 Unrealized 0.0%
KITE PHARMA INC 0.2%
Value ($000) $6,358 Shares 81,000 Est. Cost $44.84 Unrealized
MYOKARDIA INC 0.2%
Value ($000) $5,586 Shares 424,800 Est. Cost $15.08 Unrealized
KEMPHARM INC 0.2%
Value ($000) $5,314 Shares 1,084,443 Est. Cost $18.61 Unrealized
FIVE PRIME THERAPEUTICS INC 0.2%
Value ($000) $4,989 Shares 138,000 Est. Cost $41.50 Unrealized
SGMO SANGAMO THERAPEUTICS INC 0.2%
Value ($000) $4,357 Shares 837,963 Est. Cost $3.64 Unrealized +10.2%
ACORDA THERAPEUTICS INC 0.2%
Value ($000) $4,249 Shares 5,000,000 Est. Cost $0.85 Unrealized
FOAMIX PHARMACEUTICALS LTD 0.2%
Value ($000) $4,046 Shares 817,435 Est. Cost $7.07 Unrealized
RA PHARMACEUTICALS INC 0.1%
Value ($000) $3,786 Shares 177,830 Est. Cost $15.19 Unrealized
ARALEZ PHARMACEUTICALS INC 0.1%
Value ($000) $3,519 Shares 1,644,583 Est. Cost $3.55 Unrealized
BIOSCRIP INC 0.1%
Value ($000) $3,351 Shares 1,971,228 Est. Cost $2.55 Unrealized
AGILE THERAPEUTICS INC 0.1%
Value ($000) $3,114 Shares 971,739 Est. Cost $4.36 Unrealized
GENOCEA BIOSCIENCES INC 0.1%
Value ($000) $2,917 Shares 479,000 Est. Cost $11.07 Unrealized
SCYNEXIS INC 0.1%
Value ($000) $2,892 Shares 1,048,000 Est. Cost $4.71 Unrealized
ADEPTUS HEALTH INC 0.1%
Value ($000) $2,882 Shares 1,600,861 Est. Cost $57.48 Unrealized
CAS MED SYS INC 0.1%
Value ($000) $2,608 Shares 1,798,434 Est. Cost $1.34 Unrealized
PSIVIDA CORP 0.1%
Value ($000) $2,568 Shares 1,492,824 Est. Cost $3.68 Unrealized
PROTEON THERAPEUTICS INC 0.1%
Value ($000) $2,332 Shares 1,332,599 Est. Cost $9.96 Unrealized
TIVITY HEALTH INC 0.1%
Value ($000) $2,212 Shares 76,000 Est. Cost $29.11 Unrealized
VYGR VOYAGER THERAPEUTICS INC 0.1%
Value ($000) $1,558 Shares 117,647 Est. Cost $21.90 Unrealized
THRESHOLD PHARMACEUTICAL INC 0.0%
Value ($000) $1,255 Shares 2,202,160 Est. Cost $0.64 Unrealized
CRVS CORVUS PHARMACEUTICALS INC 0.0%
Value ($000) $767 Shares 36,931 Est. Cost $15.66 Unrealized 0.0%
STREAMLINE HEALTH SOLUTIONS 0.0%
Value ($000) $676 Shares 662,971 Est. Cost $4.69 Unrealized
SNDX SYNDAX PHARMACEUTICALS INC 0.0%
Value ($000) $523 Shares 38,130 Est. Cost $10.38 Unrealized 0.0%
OBALON THERAPEUTICS INC 0.0%
Value ($000) $224 Shares 20,953 Est. Cost $10.69 Unrealized