Deerfield Management Company

Deerfield Management Company as of Dec. 31, 2011

Portfolio Holdings for Deerfield Management Company

Deerfield Management Company holds 102 positions in its portfolio as reported in the December 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 9.5 $183M 206M 0.89
Alkermes (ALKS) 5.2 $100M 5.8M 17.36
Forest Laboratories 4.2 $82M 2.7M 30.26
Pfizer (PFE) 4.2 $80M 3.7M 21.64
Bristol Myers Squibb (BMY) 3.6 $69M 2.0M 35.24
Onyx Pharmaceuticals Inc note 4.000% 8/1 3.5 $67M 50M 1.33
Mylan 3.3 $63M 2.9M 21.46
Halozyme Therapeutics (HALO) 3.2 $62M 6.5M 9.51
Rigel Pharmaceuticals (RIGL) 2.9 $55M 7.0M 7.89
St. Jude Medical 2.6 $50M 1.5M 34.30
Teva Pharmaceutical Industries (TEVA) 2.4 $46M 1.1M 40.36
Nektar Therapeutics note 3.250% 9/2 2.2 $43M 43M 1.00
Molina Healthcare Inc note 3.750%10/0 2.2 $43M 41M 1.05
Teva Pharmaceutical Industries (TEVA) 2.1 $40M 1.0M 40.36
Nuvasive Inc note 2.250% 3/1 2.0 $39M 40M 0.98
Medicines Company 2.0 $38M 2.1M 18.64
Intermune Inc note 2.500% 9/1 1.9 $36M 49M 0.74
Merck & Co (MRK) 1.9 $36M 950k 37.70
Medivation 1.8 $36M 770k 46.11
Express Scripts 1.7 $33M 745k 44.69
AngioDynamics (ANGO) 1.7 $33M 2.2M 14.81
Walgreen Company 1.7 $33M 1.0M 33.06
CVS Caremark Corporation (CVS) 1.5 $29M 700k 40.78
Nuvasive Inc. conv 1.4 $28M 38M 0.74
Hologic Inc frnt 2.000%12/1 1.4 $27M 28M 0.96
Natus Medical 1.3 $26M 2.7M 9.43
Heartware Intl Inc note 3.500%12/1 1.2 $23M 22M 1.03
Flamel Technologies 1.2 $23M 4.3M 5.21
Gilead Sciences (GILD) 1.1 $22M 533k 40.93
Salix Pharmaceuticals Inc note 2.750% 5/1 1.1 $22M 457k 47.85
Centene Corporation (CNC) 1.1 $21M 520k 39.59
Universal Health Services (UHS) 1.1 $20M 523k 38.86
Chemed Corp New note 1.875% 5/1 1.0 $20M 21M 0.94
NxStage Medical 1.0 $20M 1.1M 17.78
Brookdale Senior Living note 1.0 $20M 22M 0.87
Aetna 0.9 $18M 426k 42.19
ISTA Pharmaceuticals 0.8 $16M 2.3M 7.05
Humana (HUM) 0.8 $15M 176k 87.61
Covidien 0.8 $15M 337k 45.01
McKesson Corporation (MCK) 0.8 $15M 192k 77.91
NuVasive 0.7 $13M 1.0M 12.59
CIGNA Corporation 0.7 $13M 300k 42.00
Array BioPharma 0.6 $12M 5.7M 2.16
Amylin Pharmaceuticals 0.6 $12M 1.1M 11.38
Stryker Corporation (SYK) 0.6 $12M 231k 49.71
Hill-Rom Holdings 0.6 $11M 328k 33.69
Eli Lilly & Co. (LLY) 0.5 $10M 250k 41.56
MAP Pharmaceuticals 0.5 $10M 771k 13.17
CONMED Corporation (CNMD) 0.5 $10M 390k 25.67
Greatbatch Inc sdcv 2.250% 6/1 0.5 $9.8M 10M 0.98
Medco Health Solutions 0.5 $9.8M 175k 55.90
Exelixis (EXEL) 0.5 $9.2M 1.9M 4.74
Merit Medical Systems (MMSI) 0.5 $9.0M 675k 13.38
Pacific Biosciences of California (PACB) 0.4 $8.4M 3.0M 2.80
Antares Pharma 0.4 $7.9M 3.6M 2.20
Cardiovascular Systems 0.4 $7.5M 756k 9.85
Omnicare 0.4 $6.9M 200k 34.45
Amarin Corporation (AMRN) 0.3 $6.5M 870k 7.49
Cytokinetics 0.3 $5.9M 6.1M 0.96
Ym Biosciences 0.3 $5.8M 3.6M 1.64
Ardea Biosciences 0.3 $5.6M 334k 16.81
Pharmasset 0.3 $5.4M 43k 128.21
Metropolitan Health Networks 0.3 $5.4M 725k 7.47
AVANIR Pharmaceuticals 0.3 $5.4M 2.7M 2.05
BioScrip 0.3 $5.2M 961k 5.46
Team Health Holdings 0.3 $5.1M 232k 22.07
DUSA Pharmaceuticals 0.3 $5.0M 1.1M 4.38
Insulet Corporation Cvt 3.75 0 convert 0.3 $5.1M 5.0M 1.01
Anthera Pharmaceuticals 0.2 $4.9M 800k 6.14
Rockwell Medical Technologies 0.2 $4.1M 487k 8.47
Dendreon Corporation 0.2 $3.8M 500k 7.60
Universal Health Realty Income Trust (UHT) 0.2 $3.8M 96k 39.00
Santarus 0.1 $2.8M 848k 3.31
Derma Sciences 0.1 $2.9M 384k 7.58
InterMune 0.1 $2.4M 190k 12.60
Chelsea Therapeutics International 0.1 $2.3M 450k 5.13
Alere Inc note 3.000% 5/1 0.1 $2.4M 2.5M 0.94
Biogen Idec (BIIB) 0.1 $1.9M 17k 110.07
Biolase Technology 0.1 $1.9M 735k 2.57
Newlink Genetics Corporation 0.1 $1.9M 275k 7.04
Gen-Probe Incorporated 0.1 $1.5M 25k 59.12
Conceptus 0.1 $1.6M 127k 12.64
Healthways 0.1 $1.6M 239k 6.86
Zogenix 0.1 $1.6M 702k 2.22
Five Star Quality Care 0.1 $1.3M 421k 3.00
Palatin Technologies 0.1 $1.2M 3.0M 0.40
Tenet Healthcare Corporation 0.0 $805k 157k 5.13
Acelrx Pharmaceuticals 0.0 $837k 436k 1.92
Keryx Biopharmaceuticals 0.0 $514k 203k 2.53
Cutera (CUTR) 0.0 $559k 75k 7.45
Capital Senior Living Corporation 0.0 $502k 63k 7.93
Tengion (TNGN) 0.0 $498k 1.1M 0.47
Human Genome Sciences 0.0 $459k 62k 7.40
Optimer Pharmaceuticals 0.0 $306k 25k 12.24
NeurogesX 0.0 $356k 435k 0.82
Celsion Corporation 0.0 $477k 280k 1.70
Tearlab Corp 0.0 $212k 189k 1.12
Apricus Bioscience 0.0 $103k 20k 5.15
Raptor Pharmaceutical 0.0 $157k 25k 6.28
D Tranzyme 0.0 $191k 66k 2.90
BSD Medical Corporation 0.0 $65k 27k 2.38
USD.001 Ibio 0.0 $30k 36k 0.84