Rock Springs Capital Management

Rock Springs Capital Management as of Sept. 30, 2014

Portfolio Holdings for Rock Springs Capital Management

Rock Springs Capital Management holds 83 positions in its portfolio as reported in the September 2014 quarterly 13F filing

Company (Ticker) Portfolio Weight Valued At Change in Shares Share Count Share Price
Gilead Sciences (GILD) 6.0 $39M 363k 106.45
Medtronic 5.1 $33M 528k 61.95
Abbvie (ABBV) 4.7 $30M 525k 57.76
Merck & Co (MRK) 4.4 $28M 475k 59.28
McKesson Corporation (MCK) 3.9 $25M 129k 194.67
Hca Holdings (HCA) 3.5 $23M 320k 70.52
Actavis 3.3 $21M 88k 241.28
Amgen (AMGN) 3.1 $20M 145k 140.46
Biogen Idec (BIIB) 3.1 $20M 61k 330.81
Celgene Corporation 2.4 $16M 166k 94.78
Alexion Pharmaceuticals 2.3 $15M 90k 165.82
Thoratec Corporation 2.1 $14M 521k 26.73
Thermo Fisher Scientific (TMO) 2.0 $13M 109k 121.70
AVANIR Pharmaceuticals 2.0 $13M 1.1M 11.92
Cooper Companies 1.7 $11M 69k 155.75
Flamel Technologies 1.6 $11M 735k 14.31
CVS Caremark Corporation (CVS) 1.6 $10M 130k 79.59
Humana (HUM) 1.6 $10M 80k 130.29
Pharmacyclics 1.6 $10M 85k 117.43
Pacira Pharmaceuticals (PCRX) 1.5 $9.9M 102k 96.92
Envision Healthcare Hlds 1.5 $9.9M 286k 34.68
Acadia Healthcare (ACHC) 1.5 $9.8M 203k 48.50
athenahealth 1.4 $8.9M 68k 131.69
RTI Biologics 1.4 $8.9M 1.9M 4.78
Hill-Rom Holdings 1.4 $8.8M 213k 41.43
Team Health Holdings 1.4 $8.7M 151k 57.99
Aetna 1.3 $8.6M 106k 81.00
Intuitive Surgical (ISRG) 1.3 $8.5M 19k 461.84
Valeant Pharmaceuticals Int 1.1 $7.3M 56k 131.20
Cardinal Health (CAH) 1.1 $6.9M 92k 74.92
CIGNA Corporation 1.1 $6.8M 75k 90.69
Vertex Pharmaceuticals Incorporated (VRTX) 1.0 $6.5M 58k 112.31
Danaher Corporation (DHR) 1.0 $6.5M 85k 75.98
HeartWare International 1.0 $6.4M 82k 77.63
Illumina (ILMN) 0.9 $6.1M 37k 163.92
MWI Veterinary Supply 0.9 $5.8M 39k 148.41
Stericycle (SRCL) 0.8 $5.5M 47k 116.55
Orexigen Therapeutics 0.8 $5.3M 1.3M 4.26
Incyte Corporation (INCY) 0.8 $5.1M 103k 49.05
Catalent (CTLT) 0.8 $5.0M 201k 25.03
Neurocrine Biosciences (NBIX) 0.8 $4.9M 315k 15.67
Puma Biotechnology (PBYI) 0.8 $4.9M 21k 238.59
Tesaro 0.7 $4.8M 178k 26.92
WellCare Health Plans 0.7 $4.6M 76k 60.34
Prothena (PRTA) 0.7 $4.5M 203k 22.16
Rite Aid Corporation 0.7 $4.4M 914k 4.84
Perrigo Company (PRGO) 0.7 $4.3M 29k 150.18
Agilent Technologies Inc C ommon (A) 0.6 $4.1M 73k 56.98
Allergan 0.6 $4.1M 23k 178.20
Novadaq Technologies 0.6 $3.9M 310k 12.69
CHINA CORD Blood Corp 0.6 $3.9M 795k 4.89
Ultragenyx Pharmaceutical (RARE) 0.6 $3.8M 68k 56.61
Tandem Diabetes Care 0.6 $3.7M 277k 13.42
Covance 0.6 $3.6M 46k 78.70
Zs Pharma 0.6 $3.6M 92k 39.23
FEI Company 0.6 $3.5M 47k 75.43
Intercept Pharmaceuticals In 0.6 $3.6M 15k 236.69
Epizyme 0.6 $3.6M 131k 27.11
Theravance Biopharma (TBPH) 0.6 $3.6M 156k 23.05
Cyberonics 0.5 $3.4M 67k 51.16
WuXi PharmaTech 0.5 $3.4M 97k 35.02
Medicines Company 0.5 $3.3M 148k 22.32
Theravance 0.5 $3.2M 190k 17.09
Cubist Pharmaceuticals 0.5 $3.1M 47k 66.34
Relypsa 0.5 $3.1M 145k 21.09
Jazz Pharmaceuticals (JAZZ) 0.5 $2.9M 18k 160.55
Infinity Pharmaceuticals (INFIQ) 0.4 $2.8M 210k 13.42
Kindred Biosciences 0.4 $2.5M 275k 9.25
Roka Bioscience 0.4 $2.5M 250k 10.05
Novavax 0.4 $2.4M 575k 4.17
Versartis 0.4 $2.4M 124k 18.99
Pfenex 0.4 $2.4M 325k 7.36
Kite Pharma 0.4 $2.4M 83k 28.51
Aerie Pharmaceuticals 0.3 $2.1M 99k 20.69
Cymabay Therapeutics 0.3 $2.1M 300k 6.84
Arrowhead Research 0.3 $1.7M 115k 14.77
Receptos 0.2 $1.4M 23k 62.09
EnteroMedics 0.2 $1.4M 1.1M 1.23
Five Prime Therapeutics 0.2 $1.3M 115k 11.73
XenoPort 0.1 $786k 146k 5.38
Heron Therapeutics (HRTX) 0.1 $583k 70k 8.33
Cerulean Pharma 0.1 $361k 86k 4.22
Avalanche Biotechnologies In 0.0 $246k 7.2k 34.18