Deerfield Management Company

Latest statistics and disclosures from DEERFIELD MANAGEMENT's latest quarterly 13F-HR filing:

DEERFIELD MANAGEMENT portfolio companies for December 2013 quarter

Ticker Name Portfolio Weight Change Share Count Price Last Trade
Dendreon Corp note 6.00 +3.00% 183660000 0.63 0.00
QCOR Questcor Pharmaceuticals 5.66 +758.00% 2006297 54.45 78.17
CBST Cubist Pharmaceuticals 4.95 -32.00% 1386282 68.87 68.05
AUXL Auxilium Pharmaceuticals 4.42 +65.00% 4113385 20.73 28.11
HUM Humana 3.72 NEW 694670 103.22 107.77
Volcano Corporation note 1.750%12/0 3.10 +21.00% 60500000 0.99 0.00
INFI Infinity Pharmaceuticals 2.99 +92.00% 4181743 13.81 10.18
ARRY Array BioPharma 2.92 +6.00% 11235406 5.01 3.75
NXTM NxStage Medical 2.89 +10.00% 5570639 10.00 12.06
Nuvasive Inc. conv 2.36 -34.00% 42136000 1.08 0.00
AIS Antares Pharma 2.35 +17.00% 10141174 4.47 0.00
Integra Lifesciences Holdings conv bnd 2.30 41523000 1.07 0.00
Hologic Inc cnv 1.98 37516000 1.02 0.00
Intermune Inc note 2.500% 9/1 1.92 41570000 0.89 0.00
MRK Merck & Co 1.88 +52.00% 725000 50.05 57.56
D Horizon Pharma 1.83 NEW 4638888 7.62 0.00
FLML Flamel Technologies S.A. 1.81 4333475 8.05 11.27
Globus Med Inc cl a 1.77 +41.00% 1694472 20.18 0.00
CSU Capital Senior Living Corporation 1.76 +34.00% 1418111 23.99 25.06
Universal American 1.74 +57.00% 4600692 7.30 0.00
Exelixis Inc cnv 1.60 -13.00% 25050000 1.23 0.00
DVA DaVita 1.59 NEW 485000 63.37 69.18
Tornier Nv 1.47 +3.00% 1509974 18.79 0.00
XOMA CORP Common equity shares 1.33 -37.00% 3806868 6.73 0.00
DYAX Dyax 1.31 -24.00% 3357747 7.54 6.95
Array Biopharma Inc note 3.000% 6/0 1.24 23000000 1.04 0.00
Accuray Inc Del note 3.750% 8/0 1.23 21200000 1.12 0.00
MYL Mylan 1.20 -42.00% 532000 43.40 50.39
PACB Pacific Biosciences of California 1.18 -10.00% 4351262 5.23 4.52
AET Aetna 1.16 -7.00% 327000 68.59 69.03
MOH Molina Healthcare 1.16 +40.00% 644971 34.75 35.74
AIRM Air Methods Corporation 1.12 -54.00% 370292 58.26 52.59
XNPT XenoPort 1.11 -19.00% 3719040 5.75 4.53
Portola Pharmaceuticals 1.10 +591.00% 825675 25.75 0.00
SPPI Spectrum Pharmaceuticals 1.08 -22.00% 2361405 8.85 7.26
MNTA Momenta Pharmaceuticals 1.04 -43.00% 1136645 17.68 11.47
KERX Keryx Biopharmaceuticals 1.00 -61.00% 1483260 12.95 13.82
CNC Centene Corporation 0.96 NEW 312812 58.95 63.76
Brookdale Senior Living note 0.96 -38.00% 15500000 1.20 0.00
Insmed 0.93 +13.00% 1052245 17.00 0.00
AGN Allergan 0.88 -68.00% 152000 111.08 164.02
Prosensa Hldgs B V Shs Usd 0.75 -3.00% 3119381 4.67 0.00
Sequenom Inc. note 5.000 10/0 0.75 NEW 16877000 0.86 0.00
TEVA Teva Pharmaceutical Industries 0.74 -71.00% 355000 40.00 51.39
Dendreon Corp cnv 0.73 +7.00% 14740000 0.96 0.00
Prothena 0.73 NEW 528705 26.52 0.00
DEPO DepoMed 0.69 -16.00% 1260661 10.58 13.15
IART Integra LifeSciences Holdings 0.67 NEW 272055 47.71 45.72
NSPH Nanosphere 0.56 -7.00% 4746913 2.29 1.87
Nanostring Technologies 0.56 +25.00% 624711 17.24 0.00
BDSI BioDelivery Sciences International 0.54 -32.00% 1760725 5.89 8.53
Itmn 2 1/2 12/15/17 0.53 7500000 1.37 0.00
Mei Pharma 0.52 +52.00% 1254519 8.01 0.00
Ptc Therapeutics I 0.48 -35.00% 545027 16.97 0.00
Zogenix 0.46 -42.00% 2570000 3.44 0.00
Bluebird Bio 0.46 423224 20.98 0.00
Accuray Inc note 3.500% 2/0 0.45 5000000 1.73 0.00
DSCOD Discovery Laboratories 0.43 +208.00% 3659700 2.25 0.00
Foundation Medicine 0.43 NEW 346018 23.82 0.00
VNDA Vanda Pharmaceuticals 0.41 -23.00% 631276 12.41 15.01
ATEC Alphatec Holdings 0.41 3982738 2.01 1.48
BAX Baxter International 0.37 +583.00% 102500 69.55 72.50
ARNA Arena Pharmaceuticals 0.37 1216579 5.85 6.24
BCRX BioCryst Pharmaceuticals 0.34 -46.00% 868570 7.60 8.92
Alere Inc note 3.000% 5/1 0.33 5750000 1.12 0.00
Liposcience 0.30 1382350 4.25 0.00
Ovascience 0.29 605561 9.14 0.00
CASM CAS Medical Systems 0.28 3200000 1.70 2.29
Aerie Pharmaceuticals 0.28 NEW 300000 17.96 0.00
Anthera Pharmaceutcls 0.27 1691857 3.07 0.00
GERN Geron Corporation 0.25 NEW 1000000 4.74 2.05
Cancer Genetics 0.25 NEW 354180 13.78 0.00
Sunshine Heart 0.22 NEW 432000 9.71 0.00
Cempra 0.20 -61.00% 309655 12.39 0.00
Bind Therapeutics 0.20 NEW 256384 15.09 0.00
LCAV LCA-Vision 0.15 730856 3.90 5.37
Auxilium Pharmaceuticals note 0.14 2500000 1.11 0.00
Ocera Therapeutics 0.14 NEW 211119 12.99 0.00
TRGT Targacept 0.13 NEW 617000 4.15 4.22
Kindred Biosciences 0.13 NEW 225000 11.17 0.00
STRM Streamline Health Solutions 0.12 NEW 325000 6.98 5.00
Albany Molecular Resh Inc note 2.250%11/1 0.12 NEW 2575000 0.93 0.00
RIGL Rigel Pharmaceuticals 0.11 -28.00% 763675 2.85 3.26
Novadaq Technologies 0.10 NEW 120010 16.49 0.00
PTN Palatin Technologies 0.08 2000000 0.73 1.28
Arrowhead Research 0.08 NEW 142017 10.85 0.00
HMSY HMS Holdings 0.07 NEW 57800 22.70 15.64
AMGN Amgen 0.06 NEW 10000 114.10 113.00
Sunesis Pharmaceuticals 0.06 NEW 250000 4.74 0.00
Endocyte 0.06 +122.00% 111967 10.68 0.00
ARTC ArthroCare Corporation 0.04 NEW 20000 40.25 48.56
BIOS BioScrip 0.03 -94.00% 70022 7.40 7.42
Mast Therapeutics 0.03 -44.00% 1466249 0.46 0.00
SEM Select Medical Holdings Corporation 0.02 NEW 29400 11.60 13.94
Imris 0.02 NEW 192051 1.59 0.00
HCA HOLDINGS 0.02 NEW 10000 47.70 0.00
Biotelemetry 0.02 NEW 55000 7.95 0.00
OREX Orexigen Therapeutics 0.01 -3.00% 21690 5.62 5.52
Bacterin Intl Hldgs 0.01 -49.00% 391796 0.50 0.00