DEERFIELD MANAGEMENT COMPANY, L.P. Quant / Systematic

Location: New York, NY

CIK: 0001009258 · Show all filings

Period: Q2 2016 (← Previous) (Next →)

Filing Date: Aug 15, 2016

Total Value: $2.544B (83.9% shares, 16.1% debt)

Holdings (106)

HORIZON PHARMA PLC 8.9%
Value $226M Shares 13,740,261 Est. Cost Unrealized
NXSTAGE MEDICAL INC 3.8%
Value $97.68M Shares 4,505,468 Est. Cost Unrealized
GW PHARMACEUTICALS PLC 3.6%
Value $90.82M Shares 991,800 Est. Cost Unrealized
PORTOLA PHARMACEUTICALS INC 3.4%
Value $86.7M Shares 3,673,727 Est. Cost Unrealized
AVEXIS INC 3.3%
Value $85.04M Shares 2,236,701 Est. Cost Unrealized
ADEPTUS HEALTH INC 3.3%
Value $82.7M Shares 1,600,861 Est. Cost Unrealized
XENOPORT INC 3.2%
Value $81.47M Shares 11,572,125 Est. Cost Unrealized
HORIZON PHARMA INVT LTD 3.0%
Value $75.17M Shares 82,600,000 Est. Cost Unrealized
HEALTHWAYS INC 2.8%
Value $72M Shares 76,925,000 Est. Cost Unrealized
VNDA VANDA PHARMACEUTICALS INC 2.6%
Value $67.1M Shares 5,996,691 Est. Cost Unrealized
MYLAN N V 2.3%
Value $57.91M Shares 1,339,334 Est. Cost Unrealized
DBV TECHNOLOGIES S A 2.2%
Value $56.86M Shares 1,743,229 Est. Cost Unrealized
XNCR XENCOR INC 2.2%
Value $55.65M Shares 2,930,486 Est. Cost Unrealized
WALGREENS BOOTS ALLIANCE INC 2.0%
Value $50.92M Shares 611,457 Est. Cost Unrealized
AAC HLDGS INC 1.9%
Value $49.06M Shares 2,149,702 Est. Cost Unrealized
AETNA INC NEW 1.8%
Value $44.7M Shares 366,000 Est. Cost Unrealized
AERIE PHARMACEUTICALS INC 1.7%
Value $44.36M Shares 2,520,585 Est. Cost Unrealized
TRINITY BIOTECH INVT LTD 1.7%
Value $43.94M Shares 48,000,000 Est. Cost Unrealized
FLAMEL TECHNOLOGIES SA 1.7%
Value $43.74M Shares 4,072,809 Est. Cost Unrealized
EDIT EDITAS MEDICINE INC 1.6%
Value $41.71M Shares 1,709,400 Est. Cost Unrealized
DVA DAVITA HEALTHCARE PARTNERS I 1.6%
Value $40.59M Shares 525,000 Est. Cost Unrealized
HEARTWARE INTL INC 1.6%
Value $39.69M Shares 40,226,000 Est. Cost Unrealized
SYROS PHARMACEUTICALS INC 1.5%
Value $38.03M Shares 2,095,220 Est. Cost Unrealized
ARRAY BIOPHARMA INC 1.5%
Value $37.81M Shares 45,000,000 Est. Cost Unrealized
ENDOLOGIX INC 1.5%
Value $37.79M Shares 40,941,000 Est. Cost Unrealized
EHTH EHEALTH INC 1.5%
Value $37.02M Shares 2,640,609 Est. Cost Unrealized
WRIGHT MED GROUP INC 1.4%
Value $36.75M Shares 40,050,000 Est. Cost Unrealized
ZELTIQ AESTHETICS INC 1.4%
Value $35.45M Shares 1,297,000 Est. Cost Unrealized
UNIVERSAL AMERN CORP NEW 1.3%
Value $32.77M Shares 4,323,000 Est. Cost Unrealized
RELYPSA INC 1.2%
Value $30.9M Shares 1,670,383 Est. Cost Unrealized
HEARTWARE INTL INC 1.2%
Value $29.94M Shares 30,271,000 Est. Cost Unrealized
ARRAY BIOPHARMA INC 1.2%
Value $29.77M Shares 8,361,069 Est. Cost Unrealized
HEALTHWAYS INC 1.2%
Value $29.36M Shares 2,541,686 Est. Cost Unrealized
GLOBAL BLOOD THERAPEUTICS IN 1.1%
Value $28.76M Shares 1,733,828 Est. Cost Unrealized
GKOS GLAUKOS CORP 1.1%
Value $28.7M Shares 984,112 Est. Cost Unrealized
HUM HUMANA INC 1.1%
Value $28.69M Shares 159,500 Est. Cost Unrealized
ACORDA THERAPEUTICS INC 1.0%
Value $26.25M Shares 1,029,410 Est. Cost Unrealized
GLPG GALAPAGOS NV 1.0%
Value $25.41M Shares 458,112 Est. Cost Unrealized
AXGN AXOGEN INC 0.9%
Value $23.26M Shares 3,381,439 Est. Cost Unrealized
CIGNA CORPORATION 0.9%
Value $21.89M Shares 171,000 Est. Cost Unrealized
MOH MOLINA HEALTHCARE INC 0.9%
Value $21.76M Shares 436,000 Est. Cost Unrealized
LANNET INC 0.8%
Value $21.31M Shares 895,591 Est. Cost Unrealized
RITE AID CORP 0.8%
Value $19.56M Shares 2,611,580 Est. Cost Unrealized
COTIVITI HLDGS INC 0.7%
Value $19.02M Shares 900,079 Est. Cost Unrealized
SPARK THERAPEUTICS INC 0.7%
Value $18.82M Shares 368,000 Est. Cost Unrealized
ALNY ALNYLAM PHARMACEUTICALS INC 0.7%
Value $18.64M Shares 336,000 Est. Cost Unrealized
FIVE PRIME THERAPEUTICS INC 0.7%
Value $18.52M Shares 448,000 Est. Cost Unrealized
ZAFGEN INC 0.7%
Value $18.3M Shares 3,055,603 Est. Cost Unrealized
NIVALIS THERAPEUTICS INC 0.7%
Value $17.17M Shares 3,732,412 Est. Cost Unrealized
FLUIDIGM CORP DEL 0.7%
Value $16.66M Shares 27,715,000 Est. Cost Unrealized
AKARI THERAPEUTICS PLC 0.6%
Value $15.52M Shares 1,150,700 Est. Cost Unrealized
BLUEBIRD BIO INC 0.6%
Value $14.64M Shares 338,085 Est. Cost Unrealized
SEM SELECT MED HLDGS CORP 0.6%
Value $14.31M Shares 1,316,944 Est. Cost Unrealized
INVUITY INC 0.5%
Value $12.65M Shares 1,327,009 Est. Cost Unrealized
PROTEON THERAPEUTICS INC 0.5%
Value $12.46M Shares 1,552,031 Est. Cost Unrealized
SPECTRANETICS CORP 0.4%
Value $11.23M Shares 12,731,000 Est. Cost Unrealized
CTMX CYTOMX THERAPEUTICS INC 0.4%
Value $9.637M Shares 943,433 Est. Cost Unrealized
RGNX REGENXBIO INC 0.4%
Value $9.352M Shares 1,169,042 Est. Cost Unrealized
NANOSTRING TECHNOLOGIES INC 0.3%
Value $8.5M Shares 674,622 Est. Cost Unrealized
FOAMIX PHARMACEUTICALS LTD 0.3%
Value $8.141M Shares 1,282,058 Est. Cost Unrealized
BIOSCRIP INC 0.3%
Value $7.616M Shares 2,986,800 Est. Cost Unrealized
INCY INCYTE CORP 0.3%
Value $7.278M Shares 91,000 Est. Cost Unrealized
ALIMERA SCIENCES INC 0.3%
Value $7.23M Shares 5,878,015 Est. Cost Unrealized
AMAG PHARMACEUTICALS INC 0.3%
Value $7.161M Shares 6,500,000 Est. Cost Unrealized
EPIZYME INC 0.3%
Value $6.372M Shares 622,299 Est. Cost Unrealized
ESSA PHARMA INC 0.3%
Value $6.364M Shares 2,157,151 Est. Cost Unrealized
CAS MED SYS INC 0.2%
Value $5.888M Shares 3,200,000 Est. Cost Unrealized
ENDOCHOICE HLDGS INC 0.2%
Value $5.875M Shares 1,198,950 Est. Cost Unrealized
LOXO ONCOLOGY INC 0.2%
Value $5.818M Shares 251,000 Est. Cost Unrealized
KEMPHARM INC 0.2%
Value $5.654M Shares 1,420,497 Est. Cost Unrealized
ARALEZ PHARMACEUTICALS INC 0.2%
Value $5.427M Shares 1,644,583 Est. Cost Unrealized
RIGEL PHARMACEUTICALS INC 0.2%
Value $5.199M Shares 2,331,366 Est. Cost Unrealized
ALCOBRA LTD 0.2%
Value $4.804M Shares 1,069,914 Est. Cost Unrealized
MYOKARDIA INC 0.2%
Value $4.648M Shares 374,800 Est. Cost Unrealized
STEADYMED LTD 0.2%
Value $4.404M Shares 1,346,744 Est. Cost Unrealized
NEOS THERAPEUTICS INC 0.2%
Value $4.253M Shares 458,332 Est. Cost Unrealized
PSIVIDA CORP 0.2%
Value $4.225M Shares 1,492,824 Est. Cost Unrealized
OXFORD IMMUNOTEC GLOBAL PLC 0.2%
Value $4.181M Shares 464,541 Est. Cost Unrealized
SCYNEXIS INC 0.2%
Value $3.848M Shares 1,773,177 Est. Cost Unrealized
PRONAI THERAPEUTICS INC 0.1%
Value $3.201M Shares 1,608,702 Est. Cost Unrealized
GENOCEA BIOSCIENCES INC 0.1%
Value $2.818M Shares 687,257 Est. Cost Unrealized
VYGR VOYAGER THERAPEUTICS INC 0.1%
Value $2.586M Shares 235,294 Est. Cost Unrealized
INFIQ INFINITY PHARMACEUTICALS INC 0.1%
Value $2.575M Shares 1,935,942 Est. Cost Unrealized
ARDX ARDELYX INC 0.1%
Value $2.401M Shares 275,000 Est. Cost Unrealized
CATABASIS PHARMACEUTICALS IN 0.1%
Value $2.381M Shares 643,580 Est. Cost Unrealized
CLOVIS ONCOLOGY INC 0.1%
Value $2.326M Shares 169,506 Est. Cost Unrealized
AGILE THERAPEUTICS INC 0.1%
Value $1.903M Shares 250,000 Est. Cost Unrealized
ACUR ACURA PHARMACEUTICALS INC 0.1%
Value $1.897M Shares 1,025,641 Est. Cost Unrealized
ALPHATEC HOLDINGS INC 0.1%
Value $1.745M Shares 4,982,738 Est. Cost Unrealized
PCRX PACIRA PHARMACEUTICALS INC 0.1%
Value $1.687M Shares 50,000 Est. Cost Unrealized
INNOCOLL HLDGS PLC 0.1%
Value $1.669M Shares 302,923 Est. Cost Unrealized
THRESHOLD PHARMACEUTICAL INC 0.1%
Value $1.641M Shares 2,583,160 Est. Cost Unrealized
TRILLIUM THERAPEUTICS INC 0.1%
Value $1.547M Shares 172,307 Est. Cost Unrealized
ALDX ALDEYRA THERAPEUTICS INC 0.1%
Value $1.524M Shares 267,764 Est. Cost Unrealized
PARATEK PHARMACEUTICALS INC 0.1%
Value $1.391M Shares 100,000 Est. Cost Unrealized
OCERA THERAPEUTICS INC 0.0%
Value $1.088M Shares 572,893 Est. Cost Unrealized
CORSICANTO LTD 0.0%
Value $1.021M Shares 1,000,000 Est. Cost Unrealized
CYNAPSUS THERAPEUTICS INC 0.0%
Value $818K Shares 48,840 Est. Cost Unrealized
EGALET CORP 0.0%
Value $805K Shares 162,288 Est. Cost Unrealized
STREAMLINE HEALTH SOLUTIONS 0.0%
Value $796K Shares 662,971 Est. Cost Unrealized
ENDO INTL PLC 0.0%
Value $468K Shares 30,000 Est. Cost Unrealized
PACB PACIFIC BIOSCIENCES CALIF IN 0.0%
Value $444K Shares 63,072 Est. Cost Unrealized
TRACON PHARMACEUTICALS INC 0.0%
Value $296K Shares 67,567 Est. Cost Unrealized
CDNA CAREDX INC 0.0%
Value $221K Shares 51,204 Est. Cost Unrealized
RENNOVA HEALTH INC 0.0%
Value $111K Shares 176,425 Est. Cost Unrealized
RENNOVA HEALTH INC 0.0%
Value $27,000 Shares 645,161 Est. Cost Unrealized