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Palo Alto Investors LP

Q4 2015 Holdings

Filed 2016-02-16 | 43 holdings | $144.8M | 13F-HR | View on SEC ↗ · Holdings Table ↗

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IssuerClassCUSIPValue ↓Shares% Portfolio
Biomarin Pharmaceutical Inc(BMRN)COM09061G101$140.0M1,336,84796.7%
Align Technology Inc(ALGN)COM016255101$1.8M27,7571.3%
Cytokinetics Inc(CYTK)COM NEW23282W605$1.3M123,6860.9%
Abiomed Inc(ABMDEUR)COM003654100$260.9K2,889,5050.2%
Anacor Pharmaceuticals IncCOM032420101$247.1K2,187,2420.2%
United Therapeutics Corp del(UTHR)COM91307C102$237.8K1,518,6540.2%
Clovis Oncology Inc(CLVSEUR)COM189464100$124.2K3,547,7190.1%
Insmed Inc(INSM)COM PAR $.01457669307$87.0K4,790,8000.1%
Amag Pharmaceuticals Inc(AMAG)COM00163U106$85.6K2,835,7920.1%
Wright MED Group N VORD SHS 0.03 PARN96617118$51.6K2,132,1570.0%
Endo Intl PLCSHSG30401106$49.1K801,2300.0%
Prothena Corp PLC(PRTA)SHSG72800108$47.4K695,5180.0%
Epizyme Inc(EPZMEUR)COM29428V104$42.6K2,660,9790.0%
Karyopharm Therapeutics Inc(KPTIEUR)COM48576U106$41.2K3,112,6450.0%
Vanda Pharmaceuticals Inc(VNDA)COM921659108$37.5K4,030,9080.0%
Cempra IncCOM15130J109$36.6K1,175,7330.0%
Amicus Therapeutics Inc(FOLD)COM03152W109$34.4K3,551,1730.0%
Celgene Corp(CELG)COM151020104$32.4K270,8000.0%
Gilead Sciences Inc(GILD)COM375558103$30.7K302,9000.0%
Medivation IncCOM58501N101$24.6K509,8620.0%
Momenta Pharmaceuticals Inc(MNTA)COM60877T100$21.8K1,468,7760.0%
Shire PLCSPONSORED ADR82481R106$21.5K104,7000.0%
Staar Surgical Co(STAA)COM PAR $0.01852312305$19.0K2,666,7220.0%
Sequenom IncCOM NEW817337405$16.4K10,023,8420.0%
Zeltiq Aesthetics IncCOM98933Q108$16.4K573,6360.0%
Rigel Pharmaceuticals Inc(RIGLUSD)COM NEW766559603$15.9K5,239,1190.0%
Ariad Pharmaceuticals IncCOM04033A100$14.1K2,257,2170.0%
Heartware Intl IncCOM422368100$12.4K246,0680.0%
Alimera Sciences IncCOM016259103$7.3K3,013,7930.0%
Sunesis Pharmaceuticals IncCOM NEW867328601$6.3K6,974,8540.0%
Aimmune Therapeutics Inc(AIMT)COM00900T107$6.0K325,5990.0%
Acelrx Pharmaceuticals Inc(ACRXUSD)COM00444T100$5.5K1,425,4390.0%
Idera Pharmaceuticals IncCOM NEW45168K306$3.9K1,257,7480.0%
Exact Sciences Corp(EXAS)COM30063P105$3.7K396,2760.0%
Dicerna Pharmaceuticals Inc(DRNAUSD)COM253031108$3.2K267,8900.0%
Orexigen Therapeutics IncCOM686164104$2.9K1,673,0240.0%
Alcobra LTDSHSM2239P109$1.6K254,1880.0%
Histogenics CorpCOM43358V109$1.6K454,5450.0%
Intrexon CorpCOM46122T102$1.4K47,1000.0%
Sophiris BIO IncCOM NEW83578Q209$879494,0000.0%
Marinus Pharmaceuticals IncCOM56854Q101$45159,0170.0%
Zogenix IncCOM NEW98978L204$42228,6000.0%
Uniqure NV(QURE)SHSN90064101$33820,4530.0%