Deerfield Management Company

Deerfield Management Company as of Sept. 30, 2011

Portfolio Holdings for Deerfield Management Company

Deerfield Management Company holds 111 positions in its portfolio as reported in the September 2011 quarterly 13F filing

Company (Ticker) Portfolio Weight Valued At Change in Shares Share Count Share Price
Amylin Pharmaceuticals Inc note 3.000% 6/1 7.7 $143M 161M 0.89
Teva Pharmaceutical Industries (TEVA) 5.6 $105M 2.8M 37.22
Alkermes 4.7 $88M 5.8M 15.25
Forest Laboratories 4.1 $77M 2.5M 30.79
Pfizer (PFE) 3.8 $71M 4.0M 17.68
Medicines Company 3.3 $61M 4.1M 14.88
Bristol Myers Squibb (BMY) 3.1 $58M 1.9M 31.38
Onyx Pharmaceuticals Inc note 4.000% 8/1 3.0 $57M 50M 1.13
Rigel Pharmaceuticals (RIGL) 2.8 $52M 7.0M 7.36
Mylan 2.4 $45M 2.7M 16.99
NxStage Medical 2.4 $44M 2.1M 20.86
Halozyme Therapeutics (HALO) 2.3 $43M 7.0M 6.14
Nektar Therapeutics note 3.250% 9/2 2.2 $42M 43M 0.99
Molina Healthcare Inc note 3.750%10/0 2.1 $40M 41M 0.97
Nuvasive Inc note 2.250% 3/1 2.0 $38M 40M 0.95
Express Scripts 2.0 $37M 1.0M 37.07
Dendreon Corp note 1.9 $36M 48M 0.75
Salix Pharmaceuticals 1.8 $34M 1.2M 29.60
Walgreen Company 1.8 $33M 1.0M 32.89
Merck & Co (MRK) 1.7 $31M 950k 32.70
InterMune 1.6 $31M 1.5M 20.20
Intermune Inc note 2.500% 9/1 1.6 $30M 34M 0.90
Aetna 1.6 $30M 815k 36.34
AngioDynamics (ANGO) 1.6 $29M 2.2M 13.14
Natus Medical 1.5 $28M 2.9M 9.51
CVS Caremark Corporation (CVS) 1.4 $27M 798k 33.59
Medco Health Solutions 1.3 $25M 525k 46.89
Conceptus Inc note 2.250% 2/1 1.3 $25M 25M 0.99
Humana (HUM) 1.3 $24M 336k 72.73
Heartware Intl Inc note 3.500%12/1 1.2 $22M 22M 0.99
Centene Corporation (CNC) 1.2 $22M 770k 28.67
Medivation 1.0 $19M 1.1M 16.98
Nuvasive Inc. conv 1.0 $19M 23M 0.84
Hill-Rom Holdings 1.0 $19M 623k 30.02
ZOLL Medical Corporation 1.0 $18M 488k 37.74
St. Jude Medical 1.0 $18M 500k 36.19
Gen-Probe Incorporated 0.9 $17M 300k 57.25
Chemed Corp New note 1.875% 5/1 0.8 $16M 16M 0.99
Merit Medical Systems (MMSI) 0.8 $15M 1.2M 13.14
Cardinal Health (CAH) 0.8 $14M 334k 41.88
MAP Pharmaceuticals 0.6 $11M 771k 14.62
Array BioPharma 0.6 $11M 5.7M 1.95
Stryker Corporation (SYK) 0.6 $11M 231k 47.13
ISTA Pharmaceuticals 0.6 $10M 3.0M 3.45
Greatbatch Inc sdcv 2.250% 6/1 0.5 $9.8M 10M 0.98
Service Corporation International (SCI) 0.5 $9.7M 1.1M 9.16
Pacific Biosciences of California (PACB) 0.5 $9.6M 3.0M 3.21
Eli Lilly & Co. (LLY) 0.5 $9.2M 250k 36.97
Amarin Corporation (AMRN) 0.5 $8.9M 969k 9.20
AMERIGROUP Corporation 0.5 $8.6M 220k 39.01
McKesson Corporation (MCK) 0.4 $8.3M 114k 72.70
Brookdale Senior Living note 0.4 $7.6M 10M 0.76
Kindred Healthcare 0.4 $7.4M 858k 8.62
Triple-S Management 0.4 $7.4M 443k 16.75
AVANIR Pharmaceuticals 0.4 $7.6M 2.7M 2.85
Progenics Pharmaceuticals 0.4 $7.3M 1.3M 5.74
Insulet Corporation Cvt 3.75 0 convert 0.4 $7.4M 8.0M 0.92
Exelixis (EXEL) 0.4 $7.2M 1.3M 5.46
Cytokinetics 0.4 $7.2M 6.1M 1.17
Vertex Pharmaceuticals Incorporated (VRTX) 0.4 $6.7M 150k 44.47
Cardiovascular Systems 0.3 $6.5M 571k 11.39
Antares Pharma 0.3 $5.7M 2.5M 2.32
Ardea Biosciences 0.3 $5.2M 334k 15.62
Flamel Technologies 0.3 $5.3M 1.3M 4.17
Raptor Pharmaceutical 0.3 $5.1M 1.1M 4.51
Cephalon 0.2 $4.6M 57k 80.70
Ym Biosciences 0.2 $4.6M 2.5M 1.86
Pdl Biopharma Inc note 3.750% 5/0 0.2 $4.8M 5.0M 0.95
Conceptus 0.2 $4.2M 398k 10.47
Metropolitan Health Networks 0.2 $4.2M 920k 4.54
DUSA Pharmaceuticals 0.2 $4.1M 1.1M 3.70
Rockwell Medical Technologies 0.2 $3.9M 480k 8.16
Anthera Pharmaceuticals 0.2 $3.8M 800k 4.77
Tenet Healthcare Corporation 0.2 $3.1M 757k 4.11
Amgen (AMGN) 0.2 $3.1M 56k 54.96
BioScrip 0.2 $3.2M 500k 6.36
Dynavax Technologies Corporation 0.2 $3.2M 1.7M 1.86
Derma Sciences 0.2 $3.2M 407k 7.79
Universal Health Realty Income Trust (UHT) 0.2 $3.0M 90k 33.61
Zogenix 0.1 $2.6M 1.4M 1.83
Biolase Technology 0.1 $2.2M 728k 3.00
Alere Inc note 3.000% 5/1 0.1 $2.2M 2.5M 0.87
Covidien 0.1 $2.3M 53k 44.10
WellPoint 0.1 $2.1M 33k 65.27
Amgen (AMGN) 0.1 $1.9M 35k 54.96
Palatin Technologies 0.1 $1.5M 3.0M 0.51
Five Star Quality Care 0.1 $1.3M 538k 2.50
BioSante Pharmaceuticals 0.1 $1.3M 550k 2.28
Acelrx Pharmaceuticals 0.1 $1.4M 436k 3.21
Keryx Biopharmaceuticals 0.1 $1.1M 380k 3.00
Biogen Idec (BIIB) 0.1 $1.0M 11k 93.11
NuVasive 0.1 $1.2M 71k 17.06
Healthsouth 0.1 $1.1M 70k 14.93
shares Agenus 0.1 $1.0M 2.2M 0.47
Gilead Sciences (GILD) 0.1 $970k 25k 38.80
Molina Healthcare (MOH) 0.1 $984k 64k 15.43
Momenta Pharmaceuticals 0.1 $907k 79k 11.50
Auxilium Pharmaceuticals 0.0 $675k 45k 15.00
Delcath Systems 0.0 $490k 147k 3.34
Acorda Therapeutics 0.0 $599k 30k 19.97
NeurogesX 0.0 $485k 545k 0.89
Tengion (TNGN) 0.0 $572k 1.1M 0.54
Cleveland BioLabs 0.0 $484k 191k 2.53
Warner Chilcott Plc - 0.0 $406k 28k 14.30
Tearlab Corp 0.0 $371k 412k 0.90
D Tranzyme 0.0 $403k 153k 2.64
Neostem (NBS) 0.0 $245k 377k 0.65
Somaxon Pharmaceuticals 0.0 $38k 44k 0.86
BSD Medical Corporation 0.0 $73k 27k 2.67
Apricus Bioscience 0.0 $72k 20k 3.60
USD.001 Ibio 0.0 $57k 36k 1.60