DEERFIELD MANAGEMENT COMPANY, L.P. Quant / Systematic

CIK: 0001009258 · Show all filings

Period: Q4 2013 (← Previous) (Next →)

Filing Date: Feb 14, 2014

Total Value ($000): $1,930,346 (74.2% shares, 25.8% debt)

Holdings (106)

DENDREON CORP 6.0%
Value ($000) $116,343 Shares 183,660,000 Est. Cost $0.70 Unrealized
AUXILIUM PHARMACEUTICALS INC 4.4%
Value ($000) $85,270 Shares 4,113,385 Est. Cost $18.25 Unrealized
QUESTCOR PHARMACEUTICALS INC 4.2%
Value ($000) $82,018 Shares 1,506,297 Est. Cost $54.92 Unrealized
CUBIST PHARMACEUTICALS INC 3.6%
Value ($000) $68,870 Shares 1,000,000 Est. Cost $48.29 Unrealized
VOLCANO CORPORATION 3.1%
Value ($000) $59,747 Shares 60,500,000 Est. Cost $0.93 Unrealized
ARRAY BIOPHARMA INC 2.9%
Value ($000) $56,289 Shares 11,235,406 Est. Cost $4.57 Unrealized
NXSTAGE MEDICAL INC 2.9%
Value ($000) $55,706 Shares 5,570,639 Est. Cost $13.64 Unrealized
INFIQ INFINITY PHARMACEUTICALS INC 2.8%
Value ($000) $54,988 Shares 3,981,743 Est. Cost $23.30 Unrealized -39.4%
NUVASIVE INC 2.4%
Value ($000) $45,559 Shares 42,136,000 Est. Cost $1.00 Unrealized
ANTARES PHARMA INC 2.3%
Value ($000) $45,341 Shares 10,141,174 Est. Cost $4.21 Unrealized
INTEGRA LIFESCIENCES HLDGS C 2.3%
Value ($000) $44,486 Shares 41,523,000 Est. Cost $0.98 Unrealized
HUM HUMANA INC 2.2%
Value ($000) $42,802 Shares 414,670 Est. Cost $88.83 Unrealized 0.0%
HOLOGIC INC 2.0%
Value ($000) $38,338 Shares 37,516,000 Est. Cost $1.00 Unrealized
INTERMUNE INC 1.9%
Value ($000) $37,171 Shares 41,570,000 Est. Cost $0.82 Unrealized
MRK MERCK & CO INC NEW 1.9%
Value ($000) $36,286 Shares 725,000 Est. Cost $30.46 Unrealized +2.7%
HORIZON PHARMA INC 1.8%
Value ($000) $35,348 Shares 4,638,888 Est. Cost $7.62 Unrealized
FLAMEL TECHNOLOGIES SA 1.8%
Value ($000) $34,884 Shares 4,333,475 Est. Cost $6.14 Unrealized
GMED GLOBUS MED INC 1.8%
Value ($000) $34,194 Shares 1,694,472 Est. Cost $17.68 Unrealized +5.0%
CAPITAL SR LIVING CORP 1.8%
Value ($000) $34,020 Shares 1,418,111 Est. Cost $21.89 Unrealized
UNIVERSAL AMERN CORP NEW 1.7%
Value ($000) $33,585 Shares 4,600,692 Est. Cost $8.31 Unrealized
DVA DAVITA HEALTHCARE PARTNERS I 1.6%
Value ($000) $30,734 Shares 485,000 Est. Cost $58.68 Unrealized 0.0%
EXELIXIS INC 1.6%
Value ($000) $30,691 Shares 25,050,000 Est. Cost $0.98 Unrealized
HUM HUMANA INC 1.5%
Value ($000) $28,902 Shares 280,000 Est. Cost $88.83 Unrealized 0.0%
TORNIER N V 1.5%
Value ($000) $28,372 Shares 1,509,974 Est. Cost $17.54 Unrealized
QUESTCOR PHARMACEUTICALS INC 1.4%
Value ($000) $27,225 Shares 500,000 Est. Cost $54.92 Unrealized
CUBIST PHARMACEUTICALS INC 1.4%
Value ($000) $26,603 Shares 386,282 Est. Cost $48.29 Unrealized
XOMA CORP DEL 1.3%
Value ($000) $25,620 Shares 3,806,868 Est. Cost $4.32 Unrealized
DYAX CORP 1.3%
Value ($000) $25,301 Shares 3,357,747 Est. Cost $6.34 Unrealized
ARRAY BIOPHARMA INC 1.2%
Value ($000) $23,978 Shares 23,000,000 Est. Cost $0.95 Unrealized
ACCURAY INC 1.2%
Value ($000) $23,716 Shares 21,200,000 Est. Cost $0.96 Unrealized
PACB PACIFIC BIOSCIENCES CALIF IN 1.2%
Value ($000) $22,757 Shares 4,351,262 Est. Cost $2.49 Unrealized +84.4%
AETNA INC NEW 1.2%
Value ($000) $22,429 Shares 327,000 Est. Cost $63.54 Unrealized
MOH MOLINA HEALTHCARE INC 1.2%
Value ($000) $22,413 Shares 644,971 Est. Cost $34.85 Unrealized -3.3%
XENOPORT INC 1.1%
Value ($000) $21,384 Shares 3,719,040 Est. Cost $5.03 Unrealized
PORTOLA PHARMACEUTICALS INC 1.1%
Value ($000) $21,261 Shares 825,675 Est. Cost $25.58 Unrealized
SPECTRUM PHARMACEUTICALS INC 1.1%
Value ($000) $20,898 Shares 2,361,405 Est. Cost $8.37 Unrealized
MOMENTA PHARMACEUTICALS INC 1.0%
Value ($000) $20,096 Shares 1,136,645 Est. Cost $14.39 Unrealized
KERYX BIOPHARMACEUTICALS INC 1.0%
Value ($000) $19,208 Shares 1,483,260 Est. Cost $7.47 Unrealized
BROOKDALE SR LIVING INC 1.0%
Value ($000) $18,536 Shares 15,500,000 Est. Cost $1.18 Unrealized
CNC CENTENE CORP DEL 1.0%
Value ($000) $18,440 Shares 312,812 Est. Cost $14.95 Unrealized 0.0%
INSM INSMED INC 0.9%
Value ($000) $17,888 Shares 1,052,245 Est. Cost $11.70 Unrealized +30.9%
ALLERGAN INC 0.9%
Value ($000) $16,884 Shares 152,000 Est. Cost $84.24 Unrealized
MYLAN INC 0.9%
Value ($000) $16,579 Shares 382,000 Est. Cost $38.17 Unrealized
PROSENSA HLDG N V 0.8%
Value ($000) $14,568 Shares 3,119,381 Est. Cost $6.61 Unrealized
SEQUENOM INC 0.8%
Value ($000) $14,510 Shares 16,877,000 Est. Cost $0.86 Unrealized
AIR METHODS CORP 0.7%
Value ($000) $14,291 Shares 245,292 Est. Cost $33.86 Unrealized
DENDREON CORP 0.7%
Value ($000) $14,187 Shares 14,740,000 Est. Cost $0.99 Unrealized
TEVA TEVA PHARMACEUTICAL INDS LTD 0.7%
Value ($000) $14,028 Shares 350,000 Est. Cost $39.20 Unrealized
PRTA PROTHENA CORP PLC 0.7%
Value ($000) $14,021 Shares 528,705 Est. Cost $25.08 Unrealized 0.0%
DEPOMED INC 0.7%
Value ($000) $13,338 Shares 1,260,661 Est. Cost $5.62 Unrealized
IART INTEGRA LIFESCIENCES HLDGS C 0.7%
Value ($000) $12,980 Shares 272,055 Est. Cost $20.29 Unrealized 0.0%
NANOSPHERE INC 0.6%
Value ($000) $10,870 Shares 4,746,913 Est. Cost $2.00 Unrealized
NANOSTRING TECHNOLOGIES INC 0.6%
Value ($000) $10,770 Shares 624,711 Est. Cost $12.28 Unrealized
BIODELIVERY SCIENCES INTL IN 0.5%
Value ($000) $10,371 Shares 1,760,725 Est. Cost $4.06 Unrealized
INTERMUNE INC 0.5%
Value ($000) $10,290 Shares 7,500,000 Est. Cost $1.07 Unrealized
MEI PHARMA INC 0.5%
Value ($000) $10,049 Shares 1,254,519 Est. Cost $7.43 Unrealized
PTCT PTC THERAPEUTICS INC 0.5%
Value ($000) $9,249 Shares 545,027 Est. Cost $17.38 Unrealized +1.1%
BLUEBIRD BIO INC 0.5%
Value ($000) $8,879 Shares 423,224 Est. Cost $26.96 Unrealized
ZOGENIX INC 0.5%
Value ($000) $8,841 Shares 2,570,000 Est. Cost $1.73 Unrealized
ACCURAY INC 0.4%
Value ($000) $8,642 Shares 5,000,000 Est. Cost $1.25 Unrealized
FOUNDATION MEDICINE INC 0.4%
Value ($000) $8,242 Shares 346,018 Est. Cost $23.82 Unrealized
DISCOVERY LABORATORIES INC N 0.4%
Value ($000) $8,234 Shares 3,659,700 Est. Cost $2.01 Unrealized
ALPHATEC HOLDINGS INC 0.4%
Value ($000) $8,005 Shares 3,982,738 Est. Cost $2.04 Unrealized
VNDA VANDA PHARMACEUTICALS INC 0.4%
Value ($000) $7,834 Shares 631,276 Est. Cost $10.68 Unrealized -5.6%
AIR METHODS CORP 0.4%
Value ($000) $7,283 Shares 125,000 Est. Cost $33.86 Unrealized
BAX BAXTER INTL INC 0.4%
Value ($000) $7,129 Shares 102,500 Est. Cost $29.49 Unrealized -0.9%
ARENA PHARMACEUTICALS INC 0.4%
Value ($000) $7,117 Shares 1,216,579 Est. Cost $7.70 Unrealized
BCRX BIOCRYST PHARMACEUTICALS 0.3%
Value ($000) $6,601 Shares 868,570 Est. Cost $5.07 Unrealized +24.8%
MYLAN INC 0.3%
Value ($000) $6,510 Shares 150,000 Est. Cost $38.17 Unrealized
ALERE INC 0.3%
Value ($000) $6,441 Shares 5,750,000 Est. Cost $0.99 Unrealized
LIPOSCIENCE INC 0.3%
Value ($000) $5,875 Shares 1,382,350 Est. Cost $6.59 Unrealized
OVASCIENCE INC 0.3%
Value ($000) $5,535 Shares 605,561 Est. Cost $13.40 Unrealized
CAS MED SYS INC 0.3%
Value ($000) $5,440 Shares 3,200,000 Est. Cost $1.34 Unrealized
AERIE PHARMACEUTICALS INC 0.3%
Value ($000) $5,388 Shares 300,000 Est. Cost $17.96 Unrealized
ANTHERA PHARMACEUTICALS INC 0.3%
Value ($000) $5,194 Shares 1,691,857 Est. Cost $4.02 Unrealized
CANCER GENETICS INC 0.3%
Value ($000) $4,881 Shares 354,180 Est. Cost $13.78 Unrealized
GERN GERON CORP 0.2%
Value ($000) $4,740 Shares 1,000,000 Est. Cost $4.29 Unrealized 0.0%
SUNSHINE HEART INC 0.2%
Value ($000) $4,195 Shares 432,000 Est. Cost $9.71 Unrealized
BIND THERAPEUTICS INC 0.2%
Value ($000) $3,869 Shares 256,384 Est. Cost $15.09 Unrealized
CEMPRA INC 0.2%
Value ($000) $3,837 Shares 309,655 Est. Cost $7.77 Unrealized
LCA-VISION INC 0.1%
Value ($000) $2,850 Shares 730,856 Est. Cost $3.02 Unrealized
AUXILIUM PHARMACEUTICALS INC 0.1%
Value ($000) $2,771 Shares 2,500,000 Est. Cost $0.99 Unrealized
INFIQ INFINITY PHARMACEUTICALS INC 0.1%
Value ($000) $2,762 Shares 200,000 Est. Cost $23.30 Unrealized -39.4%
OCERA THERAPEUTICS INC 0.1%
Value ($000) $2,742 Shares 211,119 Est. Cost $12.99 Unrealized
TARGACEPT INC 0.1%
Value ($000) $2,561 Shares 617,000 Est. Cost $4.15 Unrealized
KINDRED BIOSCIENCES INC 0.1%
Value ($000) $2,513 Shares 225,000 Est. Cost $11.17 Unrealized
ALBANY MOLECULAR RESH INC 0.1%
Value ($000) $2,407 Shares 2,575,000 Est. Cost $0.93 Unrealized
STREAMLINE HEALTH SOLUTIONS 0.1%
Value ($000) $2,269 Shares 325,000 Est. Cost $6.98 Unrealized
RIGEL PHARMACEUTICALS INC 0.1%
Value ($000) $2,176 Shares 763,675 Est. Cost $3.34 Unrealized
NOVADAQ TECHNOLOGIES INC 0.1%
Value ($000) $1,979 Shares 120,010 Est. Cost $16.49 Unrealized
ARROWHEAD RESH CORP 0.1%
Value ($000) $1,541 Shares 142,017 Est. Cost $10.85 Unrealized
PALATIN TECHNOLOGIES INC 0.1%
Value ($000) $1,468 Shares 2,000,000 Est. Cost $0.62 Unrealized
HMS HLDGS CORP 0.1%
Value ($000) $1,312 Shares 57,800 Est. Cost $22.70 Unrealized
ENDOCYTE INC 0.1%
Value ($000) $1,196 Shares 111,967 Est. Cost $11.83 Unrealized
SUNESIS PHARMACEUTICALS INC 0.1%
Value ($000) $1,185 Shares 250,000 Est. Cost Unrealized
AMGN AMGEN INC 0.1%
Value ($000) $1,141 Shares 10,000 Est. Cost $81.11 Unrealized 0.0%
ARTHROCARE CORP 0.0%
Value ($000) $805 Shares 20,000 Est. Cost $40.25 Unrealized
MAST THERAPEUTICS INC 0.0%
Value ($000) $678 Shares 1,466,249 Est. Cost $0.43 Unrealized
BIOSCRIP INC 0.0%
Value ($000) $518 Shares 70,022 Est. Cost $8.78 Unrealized
HCA HCA HOLDINGS INC 0.0%
Value ($000) $477 Shares 10,000 Est. Cost $42.96 Unrealized 0.0%
BIOTELEMETRY INC 0.0%
Value ($000) $437 Shares 55,000 Est. Cost $7.95 Unrealized
SEM SELECT MED HLDGS CORP 0.0%
Value ($000) $341 Shares 29,400 Est. Cost $4.31 Unrealized 0.0%
IMRSQ IMRIS INC 0.0%
Value ($000) $305 Shares 192,051 Est. Cost $1.48 Unrealized 0.0%
TEVA TEVA PHARMACEUTICAL INDS LTD 0.0%
Value ($000) $200 Shares 5,000 Est. Cost $39.20 Unrealized
BACTERIN INTL HLDGS INC 0.0%
Value ($000) $196 Shares 391,796 Est. Cost $0.45 Unrealized
OREXIGEN THERAPEUTICS INC 0.0%
Value ($000) $122 Shares 21,690 Est. Cost $5.85 Unrealized