DEERFIELD MANAGEMENT COMPANY, L.P. Quant / Systematic

CIK: 0001009258 · Show all filings

Period: Q2 2014 (← Previous) (Next →)

Filing Date: Aug 14, 2014

Total Value ($000): $2,486,776 (80.9% shares, 19.1% debt)

Holdings (127)

DENDREON CORP 6.3%
Value ($000) $156,485 Shares 222,732,000 Est. Cost $0.70 Unrealized
AUXILIUM PHARMACEUTICALS INC 5.1%
Value ($000) $125,724 Shares 6,267,382 Est. Cost $19.32 Unrealized
INTERMUNE INC 4.1%
Value ($000) $102,230 Shares 2,315,521 Est. Cost $36.84 Unrealized
FLAMEL TECHNOLOGIES SA 3.2%
Value ($000) $78,877 Shares 5,258,475 Est. Cost $7.42 Unrealized
ALLERGAN INC 3.0%
Value ($000) $73,475 Shares 434,199 Est. Cost $132.86 Unrealized
VOLCANO CORPORATION 2.9%
Value ($000) $72,627 Shares 75,500,000 Est. Cost $0.94 Unrealized
NXSTAGE MEDICAL INC 2.8%
Value ($000) $70,409 Shares 4,899,721 Est. Cost $13.80 Unrealized
KERYX BIOPHARMACEUTICALS INC 2.4%
Value ($000) $59,742 Shares 3,884,409 Est. Cost $12.52 Unrealized
ARRAY BIOPHARMA INC 2.2%
Value ($000) $55,658 Shares 12,205,673 Est. Cost $4.58 Unrealized
DICERNA PHARMACEUTICALS INC 2.2%
Value ($000) $54,813 Shares 2,428,569 Est. Cost $28.25 Unrealized
INTEGRA LIFESCIENCES HLDGS C 2.0%
Value ($000) $50,661 Shares 47,428,000 Est. Cost $0.99 Unrealized
EHTH EHEALTH INC 2.0%
Value ($000) $50,249 Shares 1,323,391 Est. Cost $42.15 Unrealized -6.1%
UNIVERSAL AMERN CORP NEW 1.9%
Value ($000) $48,079 Shares 5,771,737 Est. Cost $8.32 Unrealized
AMAG PHARMACEUTICALS INC 1.9%
Value ($000) $47,695 Shares 45,020,000 Est. Cost $1.02 Unrealized
INFIQ INFINITY PHARMACEUTICALS INC 1.9%
Value ($000) $46,817 Shares 3,674,838 Est. Cost $22.27 Unrealized -53.2%
AUSPEX PHARMACEUTICALS INC 1.8%
Value ($000) $44,185 Shares 1,984,038 Est. Cost $30.76 Unrealized
HCA HCA HOLDINGS INC 1.7%
Value ($000) $42,285 Shares 750,000 Est. Cost $49.04 Unrealized 0.0%
BLUEBIRD BIO INC 1.7%
Value ($000) $41,473 Shares 1,075,268 Est. Cost $34.09 Unrealized
DVA DAVITA HEALTHCARE PARTNERS I 1.6%
Value ($000) $40,976 Shares 566,588 Est. Cost $62.87 Unrealized +10.6%
HUM HUMANA INC 1.4%
Value ($000) $35,762 Shares 280,000 Est. Cost $107.92 Unrealized 0.0%
DYAX CORP 1.4%
Value ($000) $35,683 Shares 3,717,013 Est. Cost $6.64 Unrealized
THC TENET HEALTHCARE CORP 1.4%
Value ($000) $35,205 Shares 750,000 Est. Cost $45.19 Unrealized 0.0%
CIGNA CORPORATION 1.4%
Value ($000) $34,489 Shares 375,000 Est. Cost $91.97 Unrealized
AERIE PHARMACEUTICALS INC 1.3%
Value ($000) $33,461 Shares 1,350,850 Est. Cost $22.55 Unrealized
ABBV ABBVIE INC 1.2%
Value ($000) $30,557 Shares 541,400 Est. Cost $31.49 Unrealized +4.7%
AETNA INC NEW 1.2%
Value ($000) $30,405 Shares 375,000 Est. Cost $81.08 Unrealized
ARRAY BIOPHARMA INC 1.2%
Value ($000) $29,666 Shares 29,500,000 Est. Cost $0.96 Unrealized
PACB PACIFIC BIOSCIENCES CALIF IN 1.2%
Value ($000) $29,016 Shares 4,695,203 Est. Cost $3.24 Unrealized +54.6%
MCK MCKESSON CORP 1.1%
Value ($000) $27,932 Shares 150,000 Est. Cost $160.13 Unrealized +1.9%
PROSENSA HLDG N V 1.1%
Value ($000) $27,846 Shares 2,206,119 Est. Cost $6.58 Unrealized
AUXILIUM PHARMACEUTICALS INC 1.1%
Value ($000) $26,508 Shares 25,003,000 Est. Cost $1.05 Unrealized
ANTARES PHARMA INC 1.0%
Value ($000) $25,642 Shares 9,603,703 Est. Cost $4.19 Unrealized
ARENA PHARMACEUTICALS INC 1.0%
Value ($000) $25,603 Shares 4,369,066 Est. Cost $6.37 Unrealized
ACCURAY INC 1.0%
Value ($000) $24,819 Shares 21,600,000 Est. Cost $1.00 Unrealized
INSM INSMED INC 1.0%
Value ($000) $24,081 Shares 1,205,234 Est. Cost $15.19 Unrealized -2.5%
ZELTIQ AESTHETICS INC 1.0%
Value ($000) $23,790 Shares 1,566,155 Est. Cost $16.55 Unrealized
QUESTCOR PHARMACEUTICALS INC 0.9%
Value ($000) $23,123 Shares 250,000 Est. Cost $54.92 Unrealized
TRIVASCULAR TECHNOLOGIES INC 0.9%
Value ($000) $23,085 Shares 1,482,666 Est. Cost $15.57 Unrealized
ENDOLOGIX INC 0.9%
Value ($000) $22,540 Shares 1,481,928 Est. Cost $14.13 Unrealized
HCA HCA HOLDINGS INC 0.9%
Value ($000) $21,435 Shares 380,189 Est. Cost $49.04 Unrealized 0.0%
XENOPORT INC 0.9%
Value ($000) $21,386 Shares 4,427,642 Est. Cost $5.06 Unrealized
ANIP ANI PHARMACEUTICALS INC 0.8%
Value ($000) $20,917 Shares 607,355 Est. Cost $28.41 Unrealized +10.4%
AMAG PHARMACEUTICALS INC 0.8%
Value ($000) $20,706 Shares 999,339 Est. Cost $19.99 Unrealized
OM2 ORTHOFIX INTL N V 0.8%
Value ($000) $19,351 Shares 533,812 Est. Cost $30.15 Unrealized
SPECTRANETICS CORP 0.7%
Value ($000) $17,758 Shares 17,000,000 Est. Cost $1.04 Unrealized
VNDA VANDA PHARMACEUTICALS INC 0.7%
Value ($000) $17,560 Shares 1,085,301 Est. Cost $12.10 Unrealized +10.1%
IART INTEGRA LIFESCIENCES HLDGS C 0.7%
Value ($000) $17,387 Shares 369,464 Est. Cost $20.43 Unrealized +0.9%
TORNIER N V 0.7%
Value ($000) $17,278 Shares 739,007 Est. Cost $17.65 Unrealized
THC TENET HEALTHCARE CORP 0.7%
Value ($000) $17,225 Shares 366,956 Est. Cost $45.19 Unrealized 0.0%
PORTOLA PHARMACEUTICALS INC 0.7%
Value ($000) $17,066 Shares 584,848 Est. Cost $25.58 Unrealized
ALLERGAN INC 0.7%
Value ($000) $16,922 Shares 100,000 Est. Cost $132.86 Unrealized
AIR METHODS CORP 0.6%
Value ($000) $16,136 Shares 312,419 Est. Cost $44.74 Unrealized
ZTS ZOETIS INC 0.6%
Value ($000) $16,135 Shares 500,000 Est. Cost Unrealized
BIODELIVERY SCIENCES INTL IN 0.6%
Value ($000) $16,033 Shares 1,328,300 Est. Cost $6.51 Unrealized
LABORATORY CORP AMER HLDGS 0.6%
Value ($000) $15,512 Shares 151,489 Est. Cost $98.21 Unrealized
OVASCIENCE INC 0.6%
Value ($000) $15,125 Shares 1,649,449 Est. Cost $10.56 Unrealized
HUM HUMANA INC 0.6%
Value ($000) $14,617 Shares 114,448 Est. Cost $107.92 Unrealized 0.0%
CIGNA CORPORATION 0.6%
Value ($000) $14,488 Shares 157,528 Est. Cost $91.97 Unrealized
AETNA INC NEW 0.6%
Value ($000) $13,690 Shares 168,850 Est. Cost $81.08 Unrealized
ENDOLOGIX INC 0.5%
Value ($000) $12,520 Shares 12,450,000 Est. Cost $0.96 Unrealized
ARATANA THERAPEUTICS INC 0.5%
Value ($000) $12,315 Shares 788,904 Est. Cost $18.56 Unrealized
HOLOGIC INC 0.5%
Value ($000) $12,030 Shares 11,016,000 Est. Cost $1.00 Unrealized
INGN INOGEN INC 0.5%
Value ($000) $11,897 Shares 527,337 Est. Cost $17.39 Unrealized -4.7%
IMS HEALTH HLDGS INC 0.5%
Value ($000) $11,873 Shares 462,350 Est. Cost $25.68 Unrealized
IMMUNOMEDICS INC 0.4%
Value ($000) $10,242 Shares 2,805,972 Est. Cost $4.17 Unrealized
HORIZON PHARMA INC 0.4%
Value ($000) $9,694 Shares 612,787 Est. Cost $7.62 Unrealized
GENOCEA BIOSCIENCES INC 0.4%
Value ($000) $9,060 Shares 483,219 Est. Cost $18.19 Unrealized
ACCURAY INC 0.4%
Value ($000) $8,819 Shares 5,000,000 Est. Cost $1.91 Unrealized
VRTX VERTEX PHARMACEUTICALS INC 0.4%
Value ($000) $8,758 Shares 92,500 Est. Cost $77.83 Unrealized -9.9%
REVANCE THERAPEUTICS INC 0.4%
Value ($000) $8,721 Shares 256,500 Est. Cost $32.86 Unrealized
RIGEL PHARMACEUTICALS INC 0.4%
Value ($000) $8,704 Shares 2,397,855 Est. Cost $3.57 Unrealized
STREAMLINE HEALTH SOLUTIONS 0.3%
Value ($000) $8,268 Shares 1,722,600 Est. Cost $5.32 Unrealized
ALIMERA SCIENCES INC 0.3%
Value ($000) $7,842 Shares 1,311,290 Est. Cost $7.89 Unrealized
MEI PHARMA INC 0.3%
Value ($000) $7,179 Shares 1,132,376 Est. Cost $7.43 Unrealized
INTERMUNE INC 0.3%
Value ($000) $7,121 Shares 4,764,000 Est. Cost $0.82 Unrealized
KINDRED BIOSCIENCES INC 0.3%
Value ($000) $6,990 Shares 375,000 Est. Cost $18.64 Unrealized
NANOSTRING TECHNOLOGIES INC 0.3%
Value ($000) $6,792 Shares 454,281 Est. Cost $12.65 Unrealized
DISCOVERY LABORATORIES INC N 0.3%
Value ($000) $6,514 Shares 3,659,700 Est. Cost $2.01 Unrealized
ALPHATEC HOLDINGS INC 0.3%
Value ($000) $6,492 Shares 3,982,738 Est. Cost $2.04 Unrealized
CAS MED SYS INC 0.3%
Value ($000) $6,432 Shares 3,200,000 Est. Cost $1.34 Unrealized
KALOBIOS PHARMACEUTICALS INC 0.3%
Value ($000) $6,354 Shares 2,786,783 Est. Cost $2.71 Unrealized
ALERE INC 0.3%
Value ($000) $6,318 Shares 5,750,000 Est. Cost $0.99 Unrealized
ALNY ALNYLAM PHARMACEUTICALS INC 0.3%
Value ($000) $6,317 Shares 100,000 Est. Cost $77.42 Unrealized -23.2%
CONCERT PHARMACEUTICALS INC 0.3%
Value ($000) $6,238 Shares 617,649 Est. Cost $13.45 Unrealized
DERMA SCIENCES INC 0.2%
Value ($000) $5,987 Shares 517,900 Est. Cost $12.21 Unrealized
ANTHERA PHARMACEUTICALS INC 0.2%
Value ($000) $5,735 Shares 1,691,857 Est. Cost $4.02 Unrealized
POZEN INC 0.2%
Value ($000) $5,203 Shares 624,621 Est. Cost $8.33 Unrealized
LIPOSCIENCE INC 0.2%
Value ($000) $4,728 Shares 1,382,350 Est. Cost $6.59 Unrealized
SCYNEXIS INC 0.2%
Value ($000) $4,562 Shares 568,797 Est. Cost $8.02 Unrealized
BIOSPECIFICS TECHNOLOGIES CO 0.2%
Value ($000) $4,553 Shares 168,883 Est. Cost $26.96 Unrealized
GW PHARMACEUTICALS PLC 0.2%
Value ($000) $4,292 Shares 40,000 Est. Cost $107.30 Unrealized
TETRAPHASE PHARMACEUTICALS I 0.2%
Value ($000) $4,182 Shares 310,024 Est. Cost $13.49 Unrealized
EGRX EAGLE PHARMACEUTICALS INC 0.2%
Value ($000) $4,079 Shares 284,653 Est. Cost $13.58 Unrealized -16.0%
MERGE HEALTHCARE INC 0.2%
Value ($000) $3,765 Shares 1,658,696 Est. Cost $2.37 Unrealized
FOUNDATION MEDICINE INC 0.1%
Value ($000) $3,694 Shares 137,021 Est. Cost $23.82 Unrealized
MEDTRONIC INC 0.1%
Value ($000) $3,494 Shares 54,800 Est. Cost $61.54 Unrealized
CYBERONICS INC 0.1%
Value ($000) $3,428 Shares 54,890 Est. Cost $62.45 Unrealized
EXEL EXELIXIS INC 0.1%
Value ($000) $3,390 Shares 1,000,000 Est. Cost $6.81 Unrealized -49.3%
SUNESIS PHARMACEUTICALS INC 0.1%
Value ($000) $3,297 Shares 505,741 Est. Cost $6.60 Unrealized
INTERMUNE INC 0.1%
Value ($000) $3,245 Shares 73,500 Est. Cost $36.84 Unrealized
NANOSPHERE INC 0.1%
Value ($000) $3,160 Shares 2,000,000 Est. Cost $2.00 Unrealized
LUMENIS LTD 0.1%
Value ($000) $2,912 Shares 298,966 Est. Cost $9.74 Unrealized
CANCER GENETICS INC 0.1%
Value ($000) $2,361 Shares 208,914 Est. Cost $13.78 Unrealized
OCERA THERAPEUTICS INC 0.1%
Value ($000) $1,995 Shares 261,119 Est. Cost $12.52 Unrealized
PALATIN TECHNOLOGIES INC 0.1%
Value ($000) $1,980 Shares 2,000,000 Est. Cost $0.62 Unrealized
QUESTCOR PHARMACEUTICALS INC 0.1%
Value ($000) $1,613 Shares 17,443 Est. Cost $54.92 Unrealized
AMEDISYS INC 0.1%
Value ($000) $1,363 Shares 81,399 Est. Cost $14.89 Unrealized
SEM SELECT MED HLDGS CORP 0.1%
Value ($000) $1,336 Shares 85,621 Est. Cost $6.96 Unrealized 0.0%
SPECTRUM PHARMACEUTICALS INC 0.1%
Value ($000) $1,294 Shares 159,122 Est. Cost $8.37 Unrealized
MOLINA HEALTHCARE INC 0.1%
Value ($000) $1,249 Shares 1,000,000 Est. Cost $1.25 Unrealized
AZN ASTRAZENECA PLC 0.0%
Value ($000) $929 Shares 12,500 Est. Cost $74.32 Unrealized
AGILE THERAPEUTICS INC 0.0%
Value ($000) $904 Shares 103,613 Est. Cost $8.72 Unrealized
NBIX NEUROCRINE BIOSCIENCES INC 0.0%
Value ($000) $788 Shares 53,094 Est. Cost $17.10 Unrealized -17.5%
OSIRIS THERAPEUTICS INC NEW 0.0%
Value ($000) $679 Shares 43,445 Est. Cost $15.63 Unrealized
SNN SMITH & NEPHEW PLC 0.0%
Value ($000) $670 Shares 7,500 Est. Cost $89.33 Unrealized
THERAPEUTICSMD INC 0.0%
Value ($000) $492 Shares 111,214 Est. Cost $6.31 Unrealized
ICLR ICON PLC 0.0%
Value ($000) $471 Shares 10,000 Est. Cost $43.18 Unrealized 0.0%
IMRSQ IMRIS INC 0.0%
Value ($000) $460 Shares 407,392 Est. Cost $1.19 Unrealized 0.0%
PRTA PROTHENA CORP PLC 0.0%
Value ($000) $451 Shares 20,000 Est. Cost $25.01 Unrealized 0.0%
OXYGEN BIOTHERAPEUTICS INC 0.0%
Value ($000) $446 Shares 109,262 Est. Cost $5.55 Unrealized
PRGO PERRIGO CO PLC 0.0%
Value ($000) $364 Shares 2,500 Est. Cost $141.69 Unrealized 0.0%
OPK OPKO HEALTH INC 0.0%
Value ($000) $332 Shares 37,500 Est. Cost $8.73 Unrealized 0.0%
MDRX ALLSCRIPTS HEALTHCARE SOLUTN 0.0%
Value ($000) $289 Shares 18,000 Est. Cost $15.59 Unrealized 0.0%
TRANSGENOMIC INC 0.0%
Value ($000) $266 Shares 71,086 Est. Cost $3.74 Unrealized
ALKS ALKERMES PLC 0.0%
Value ($000) $201 Shares 4,000 Est. Cost $46.12 Unrealized 0.0%
OREXIGEN THERAPEUTICS INC 0.0%
Value ($000) $152 Shares 24,645 Est. Cost $6.17 Unrealized
ACHILLION PHARMACEUTICALS IN 0.0%
Value ($000) $95 Shares 12,500 Est. Cost $3.29 Unrealized