DEERFIELD MANAGEMENT COMPANY, L.P. Quant / Systematic

CIK: 0001009258 · Show all filings

Period: Q2 2013 (Next →)

Filing Date: Aug 14, 2013

Total Value ($000): $2,121,628 (76.9% shares, 23.1% debt)

Holdings (114)

DENDREON CORP 4.0%
Value ($000) $84,440 Shares 114,140,000 Est. Cost $0.74 Unrealized
AUXILIUM PHARMACEUTICALS INC 3.8%
Value ($000) $80,671 Shares 4,850,644 Est. Cost $16.63 Unrealized
CUBIST PHARMACEUTICALS INC 3.4%
Value ($000) $72,435 Shares 1,500,000 Est. Cost $48.29 Unrealized
EXELIXIS INC 3.1%
Value ($000) $65,448 Shares 67,000,000 Est. Cost $0.98 Unrealized
NUVASIVE INC 2.9%
Value ($000) $61,050 Shares 61,136,000 Est. Cost $1.00 Unrealized
NXSTAGE MEDICAL INC 2.6%
Value ($000) $55,834 Shares 3,909,914 Est. Cost $14.28 Unrealized
PFE PFIZER INC 2.4%
Value ($000) $51,959 Shares 1,855,000 Est. Cost $16.46 Unrealized 0.0%
ARRAY BIOPHARMA INC 2.3%
Value ($000) $49,420 Shares 10,885,406 Est. Cost $4.54 Unrealized
TEVA TEVA PHARMACEUTICAL INDS LTD 2.3%
Value ($000) $48,716 Shares 1,242,759 Est. Cost $39.20 Unrealized
HOLOGIC INC 2.2%
Value ($000) $47,567 Shares 47,516,000 Est. Cost $1.00 Unrealized
VOLCANO CORPORATION 2.2%
Value ($000) $46,129 Shares 50,000,000 Est. Cost $0.92 Unrealized
AZN ASTRAZENECA PLC 2.1%
Value ($000) $43,894 Shares 928,000 Est. Cost $47.30 Unrealized
KERYX BIOPHARMACEUTICALS INC 2.1%
Value ($000) $43,809 Shares 5,864,612 Est. Cost $7.47 Unrealized
OPTIMER PHARMACEUTICALS INC 2.1%
Value ($000) $43,784 Shares 3,025,829 Est. Cost $14.47 Unrealized
SAGENT PHARMACEUTICALS INC 2.1%
Value ($000) $43,684 Shares 2,082,167 Est. Cost $20.98 Unrealized
INTEGRA LIFESCIENCES HLDGS C 1.9%
Value ($000) $40,589 Shares 41,523,000 Est. Cost $0.98 Unrealized
ANTARES PHARMA INC 1.8%
Value ($000) $39,104 Shares 9,400,000 Est. Cost $4.16 Unrealized
FOREST LABS INC 1.8%
Value ($000) $38,745 Shares 945,000 Est. Cost $41.00 Unrealized
INFIQ INFINITY PHARMACEUTICALS INC 1.8%
Value ($000) $38,132 Shares 2,354,963 Est. Cost $30.95 Unrealized 0.0%
INTERMUNE INC 1.6%
Value ($000) $34,061 Shares 41,570,000 Est. Cost $0.82 Unrealized
NEKTAR THERAPEUTICS 1.6%
Value ($000) $33,954 Shares 2,939,741 Est. Cost $11.55 Unrealized
CUBIST PHARMACEUTICALS INC 1.6%
Value ($000) $33,562 Shares 695,000 Est. Cost $48.29 Unrealized
CAH CARDINAL HEALTH INC 1.6%
Value ($000) $33,040 Shares 700,000 Est. Cost $32.61 Unrealized 0.0%
ALLERGAN INC 1.5%
Value ($000) $31,615 Shares 375,300 Est. Cost $84.24 Unrealized
ANGO ANGIODYNAMICS INC 1.4%
Value ($000) $29,909 Shares 2,651,466 Est. Cost $10.64 Unrealized 0.0%
CYH COMMUNITY HEALTH SYS INC NEW 1.4%
Value ($000) $29,821 Shares 636,124 Est. Cost $37.66 Unrealized 0.0%
BROOKDALE SR LIVING INC 1.4%
Value ($000) $29,466 Shares 25,000,000 Est. Cost $1.18 Unrealized
AIR METHODS CORP 1.4%
Value ($000) $29,425 Shares 869,025 Est. Cost $33.86 Unrealized
TORNIER N V 1.4%
Value ($000) $28,811 Shares 1,646,318 Est. Cost $17.50 Unrealized
UNIVERSAL AMERN CORP NEW 1.3%
Value ($000) $27,248 Shares 3,065,003 Est. Cost $8.89 Unrealized
CATAMARAN CORP 1.3%
Value ($000) $26,818 Shares 550,000 Est. Cost $48.77 Unrealized
MRK MERCK & CO INC NEW 1.3%
Value ($000) $26,709 Shares 575,000 Est. Cost $30.02 Unrealized 0.0%
FLAMEL TECHNOLOGIES SA 1.3%
Value ($000) $26,599 Shares 4,333,475 Est. Cost $6.14 Unrealized
ABBV ABBVIE INC 1.2%
Value ($000) $25,507 Shares 617,000 Est. Cost $26.55 Unrealized 0.0%
ALLERGAN INC 1.2%
Value ($000) $25,272 Shares 300,000 Est. Cost $84.24 Unrealized
ST JUDE MED INC 1.1%
Value ($000) $23,956 Shares 525,000 Est. Cost $45.63 Unrealized
AETNA INC NEW 1.0%
Value ($000) $22,239 Shares 350,000 Est. Cost $63.54 Unrealized
ARIAD PHARMACEUTICALS INC 1.0%
Value ($000) $22,127 Shares 1,265,104 Est. Cost $17.49 Unrealized
ARRAY BIOPHARMA INC 1.0%
Value ($000) $21,778 Shares 23,000,000 Est. Cost $0.95 Unrealized
ALNY ALNYLAM PHARMACEUTICALS INC 1.0%
Value ($000) $21,514 Shares 694,000 Est. Cost $26.61 Unrealized 0.0%
HEARTWARE INTL INC 1.0%
Value ($000) $21,416 Shares 225,167 Est. Cost $95.11 Unrealized
MOH MOLINA HEALTHCARE INC 1.0%
Value ($000) $21,193 Shares 570,000 Est. Cost $35.32 Unrealized 0.0%
CYTOKINETICS INC 1.0%
Value ($000) $20,590 Shares 1,779,622 Est. Cost $11.57 Unrealized
CLOVIS ONCOLOGY INC 1.0%
Value ($000) $20,497 Shares 306,018 Est. Cost $66.98 Unrealized
ACCURAY INC 1.0%
Value ($000) $20,326 Shares 21,200,000 Est. Cost $0.96 Unrealized
XENOPORT INC 0.9%
Value ($000) $20,147 Shares 4,070,090 Est. Cost $4.95 Unrealized
HCA HCA HOLDINGS INC 0.9%
Value ($000) $19,942 Shares 553,020 Est. Cost $35.96 Unrealized 0.0%
ARENA PHARMACEUTICALS INC 0.9%
Value ($000) $19,778 Shares 2,568,588 Est. Cost $7.70 Unrealized
ACAD ACADIA PHARMACEUTICALS INC 0.9%
Value ($000) $19,368 Shares 1,067,115 Est. Cost $13.77 Unrealized 0.0%
THC TENET HEALTHCARE CORP 0.9%
Value ($000) $18,814 Shares 408,120 Est. Cost $44.77 Unrealized 0.0%
PHARMACYCLICS INC 0.9%
Value ($000) $18,042 Shares 227,030 Est. Cost $79.47 Unrealized
HUM HUMANA INC 0.7%
Value ($000) $15,863 Shares 188,000 Est. Cost $71.14 Unrealized 0.0%
BMRN BIOMARIN PHARMACEUTICAL INC 0.6%
Value ($000) $13,768 Shares 247,000 Est. Cost $62.32 Unrealized 0.0%
DENDREON CORP 0.6%
Value ($000) $13,611 Shares 13,740,000 Est. Cost $0.99 Unrealized
EW EDWARDS LIFESCIENCES CORP 0.6%
Value ($000) $13,440 Shares 200,000 Est. Cost Unrealized
ACHILLION PHARMACEUTICALS IN 0.6%
Value ($000) $13,332 Shares 1,629,833 Est. Cost $8.18 Unrealized
PORTOLA PHARMACEUTICALS INC 0.6%
Value ($000) $12,958 Shares 527,410 Est. Cost $24.57 Unrealized
CEMPRA INC 0.6%
Value ($000) $12,483 Shares 1,606,510 Est. Cost $7.77 Unrealized
PACB PACIFIC BIOSCIENCES CALIF IN 0.6%
Value ($000) $12,357 Shares 4,884,368 Est. Cost $2.49 Unrealized 0.0%
BIODELIVERY SCIENCES INTL IN 0.5%
Value ($000) $10,627 Shares 2,617,586 Est. Cost $4.06 Unrealized
DENDREON CORP 0.5%
Value ($000) $10,300 Shares 2,500,000 Est. Cost Unrealized
IART INTEGRA LIFESCIENCES HLDGS C 0.4%
Value ($000) $9,452 Shares 258,044 Est. Cost $16.21 Unrealized 0.0%
SEATTLE GENETICS INC 0.4%
Value ($000) $9,438 Shares 300,000 Est. Cost Unrealized
RIGEL PHARMACEUTICALS INC 0.4%
Value ($000) $9,052 Shares 2,710,053 Est. Cost $3.34 Unrealized
DEPOMED INC 0.4%
Value ($000) $8,458 Shares 1,505,000 Est. Cost $5.62 Unrealized
CCRN CROSS CTRY HEALTHCARE INC 0.4%
Value ($000) $8,164 Shares 1,582,227 Est. Cost $5.12 Unrealized 0.0%
ARAY ACCURAY INC 0.4%
Value ($000) $8,151 Shares 1,420,000 Est. Cost $5.05 Unrealized 0.0%
INTERMUNE INC 0.4%
Value ($000) $8,025 Shares 7,500,000 Est. Cost $1.07 Unrealized
MDRX ALLSCRIPTS HEALTHCARE SOLUTN 0.4%
Value ($000) $8,015 Shares 619,360 Est. Cost $13.40 Unrealized 0.0%
LIPOSCIENCE INC 0.4%
Value ($000) $7,708 Shares 1,102,744 Est. Cost $6.99 Unrealized
OVASCIENCE INC 0.4%
Value ($000) $7,628 Shares 555,555 Est. Cost $13.73 Unrealized
ALPHATEC HOLDINGS INC 0.4%
Value ($000) $7,529 Shares 3,672,604 Est. Cost $2.05 Unrealized
INSM INSMED INC 0.3%
Value ($000) $6,623 Shares 553,793 Est. Cost $10.22 Unrealized 0.0%
ZOGENIX INC 0.3%
Value ($000) $6,581 Shares 3,848,572 Est. Cost $1.71 Unrealized
ANTHERA PHARMACEUTICALS INC 0.3%
Value ($000) $6,434 Shares 13,893,465 Est. Cost $0.46 Unrealized
ACCURAY INC 0.3%
Value ($000) $6,256 Shares 5,000,000 Est. Cost $1.25 Unrealized
ATRC ATRICURE INC 0.3%
Value ($000) $5,985 Shares 630,000 Est. Cost $8.71 Unrealized 0.0%
MEI PHARMA INC 0.3%
Value ($000) $5,862 Shares 822,199 Est. Cost $7.13 Unrealized
ALERE INC 0.3%
Value ($000) $5,710 Shares 5,750,000 Est. Cost $0.99 Unrealized
DURATA THERAPEUTICS INC 0.3%
Value ($000) $5,418 Shares 752,539 Est. Cost $7.20 Unrealized
XOMA CORP DEL 0.2%
Value ($000) $4,356 Shares 1,200,000 Est. Cost $3.63 Unrealized
FOREST LABS INC 0.2%
Value ($000) $4,100 Shares 100,000 Est. Cost $41.00 Unrealized
VOCERA COMMUNICATIONS INC 0.2%
Value ($000) $4,026 Shares 273,858 Est. Cost $14.70 Unrealized
TETRAPHASE PHARMACEUTICALS I 0.2%
Value ($000) $3,901 Shares 554,898 Est. Cost $7.03 Unrealized
MANNKIND CORP 0.1%
Value ($000) $2,725 Shares 2,500,000 Est. Cost $1.09 Unrealized
AMEDISYS INC 0.1%
Value ($000) $2,704 Shares 233,066 Est. Cost $11.60 Unrealized
LCA-VISION INC 0.1%
Value ($000) $2,509 Shares 830,856 Est. Cost $3.02 Unrealized
MERGE HEALTHCARE INC 0.1%
Value ($000) $2,479 Shares 688,510 Est. Cost $3.60 Unrealized
DYAX CORP 0.1%
Value ($000) $2,352 Shares 679,866 Est. Cost $3.46 Unrealized
ELAN PLC 0.1%
Value ($000) $2,334 Shares 165,084 Est. Cost $14.14 Unrealized
DISCOVERY LABORATORIES INC N 0.1%
Value ($000) $2,026 Shares 1,333,000 Est. Cost $1.52 Unrealized
MANNKIND CORP 0.1%
Value ($000) $2,022 Shares 2,090,000 Est. Cost $0.97 Unrealized
RITE AID CORP 0.1%
Value ($000) $2,002 Shares 700,000 Est. Cost $2.86 Unrealized
GILD GILEAD SCIENCES INC 0.1%
Value ($000) $1,794 Shares 35,000 Est. Cost $36.21 Unrealized 0.0%
MAST THERAPEUTICS INC 0.1%
Value ($000) $1,695 Shares 3,948,302 Est. Cost $0.43 Unrealized
CATAMARAN CORP 0.1%
Value ($000) $1,463 Shares 30,000 Est. Cost $48.77 Unrealized
AUXILIUM PHARMACEUTICALS INC 0.1%
Value ($000) $1,452 Shares 1,500,000 Est. Cost $0.97 Unrealized
PALATIN TECHNOLOGIES INC 0.1%
Value ($000) $1,240 Shares 2,000,000 Est. Cost $0.62 Unrealized
IRWD IRONWOOD PHARMACEUTICALS INC 0.0%
Value ($000) $993 Shares 100,000 Est. Cost Unrealized
BACTERIN INTL HLDGS INC 0.0%
Value ($000) $866 Shares 1,924,386 Est. Cost $0.45 Unrealized
GENTIVA HEALTH SERVICES INC 0.0%
Value ($000) $775 Shares 77,839 Est. Cost $9.96 Unrealized
SOLTA MED INC 0.0%
Value ($000) $773 Shares 339,063 Est. Cost $2.28 Unrealized
WARNER CHILCOTT PLC IRELAND 0.0%
Value ($000) $688 Shares 34,543 Est. Cost $19.92 Unrealized
HOLX HOLOGIC INC 0.0%
Value ($000) $676 Shares 35,000 Est. Cost $20.89 Unrealized 0.0%
ILMN ILLUMINA INC 0.0%
Value ($000) $629 Shares 8,399 Est. Cost $64.01 Unrealized 0.0%
MYGN MYRIAD GENETICS INC 0.0%
Value ($000) $505 Shares 18,777 Est. Cost $28.98 Unrealized 0.0%
QUESTCOR PHARMACEUTICALS INC 0.0%
Value ($000) $454 Shares 10,000 Est. Cost $45.40 Unrealized
LHC GROUP INC 0.0%
Value ($000) $374 Shares 19,087 Est. Cost $19.59 Unrealized
ENDOCYTE INC 0.0%
Value ($000) $364 Shares 27,708 Est. Cost $13.14 Unrealized
ALKS ALKERMES PLC 0.0%
Value ($000) $315 Shares 11,000 Est. Cost $29.15 Unrealized 0.0%
ALMOST FAMILY INC 0.0%
Value ($000) $252 Shares 13,200 Est. Cost $19.09 Unrealized
SPECTRUM PHARMACEUTICALS INC 0.0%
Value ($000) $237 Shares 31,750 Est. Cost $7.46 Unrealized
ICAD INC 0.0%
Value ($000) $233 Shares 38,887 Est. Cost $5.99 Unrealized
OREXIGEN THERAPEUTICS INC 0.0%
Value ($000) $132 Shares 22,575 Est. Cost $5.85 Unrealized