Palo Alto Investors

Palo Alto Investors as of Sept. 30, 2015

Portfolio Holdings for Palo Alto Investors

Palo Alto Investors holds 47 positions in its portfolio as reported in the September 2015 quarterly 13F filing

Company (Ticker) Portfolio Weight Valued At Change in Shares Share Count Share Price
Anacor Pharmaceuticals In 14.6 $304M 2.6M 117.71
Clovis Oncology 13.8 $286M 3.1M 91.96
Abiomed 12.6 $262M 2.8M 92.76
United Therapeutics Corporation (UTHR) 9.6 $200M 1.5M 131.24
BioMarin Pharmaceutical (BMRN) 8.4 $176M 1.7M 105.32
AMAG Pharmaceuticals 5.3 $110M 2.8M 39.73
Insmed (INSM) 4.3 $89M 4.8M 18.57
Kythera Biopharmaceuticals I 4.1 $84M 1.1M 74.98
Endo International (ENDPQ) 2.7 $56M 801k 69.28
Vanda Pharmaceuticals (VNDA) 2.2 $45M 4.0M 11.28
Wright Medical 2.1 $43M 2.1M 21.02
Karyopharm Therapeutics (KPTI) 1.6 $33M 3.1M 10.53
Prothena (PRTA) 1.5 $32M 696k 45.34
Gilead Sciences (GILD) 1.5 $31M 317k 98.19
Celgene Corporation 1.4 $29M 271k 108.17
Amicus Therapeutics (FOLD) 1.3 $28M 2.0M 13.99
Epizyme 1.3 $27M 2.1M 12.86
Momenta Pharmaceuticals 1.1 $24M 1.5M 16.41
Medivation 1.0 $22M 510k 42.50
Shire 1.0 $22M 105k 205.23
STAAR Surgical Company (STAA) 1.0 $21M 2.6M 7.76
Zeltiq Aesthetics 0.9 $18M 568k 32.03
Sequenom 0.8 $18M 10M 1.75
Thoratec Corporation 0.8 $17M 269k 63.26
Intuitive Surgical (ISRG) 0.6 $13M 29k 459.59
Ariad Pharmaceuticals 0.6 $13M 2.2M 5.84
Rigel Pharmaceuticals (RIGL) 0.6 $13M 5.2M 2.47
HeartWare International 0.6 $13M 244k 52.31
Aimmune Therapeutics 0.4 $8.2M 326k 25.32
EXACT Sciences Corporation (EXAS) 0.3 $7.1M 393k 17.99
Alimera Sciences 0.3 $6.7M 3.0M 2.21
Sunesis Pharmaceuticals 0.3 $5.6M 7.0M 0.81
Acelrx Pharmaceuticals 0.2 $5.1M 1.7M 3.05
Orexigen Therapeutics 0.2 $4.1M 1.9M 2.11
Idera Pharmaceuticals 0.2 $4.2M 1.3M 3.35
Dicerna Pharmaceuticals 0.1 $2.2M 268k 8.21
Histogenics Corp Cmn 0.1 $1.8M 455k 3.98
Align Technology (ALGN) 0.1 $1.6M 28k 56.74
Alcobra 0.1 $1.5M 254k 6.04
Intrexon 0.1 $1.5M 47k 31.80
BioSpecifics Technologies 0.1 $1.3M 29k 43.55
Cytokinetics (CYTK) 0.0 $828k 124k 6.69
XOMA CORP Common equity shares 0.0 $599k 799k 0.75
Uniqure Nv (QURE) 0.0 $418k 21k 20.44
Marinus Pharmaceuticals 0.0 $492k 59k 8.34
Zogenix 0.0 $375k 28k 13.49
Sophiris Bio 0.0 $163k 192k 0.85