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Palo Alto Investors LP

Q4 2019 Holdings

Filed 2020-02-14 | 37 holdings | $291.2M | 13F-HR/A | View on SEC ↗ · Holdings Table ↗

Amended (2020-04-08) | View on SEC ↗ · Holdings Table ↗

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IssuerClassCUSIPValue ↓Shares% Portfolio
Biomarin Pharmaceutical Inc(BMRN)COM09061G101$170.9M2,021,13658.7%
Acadia Pharmaceuticals Inc(ACAD)COM004225108$81.5M1,905,37428.0%
Align Technology Inc(ALGN)COM016255101$35.6M127,50512.2%
Cytokinetics Inc(CYTK)COM23282W605$1.3M123,6860.5%
Aldeyra Therapeutics Inc(ALDX)COM01438T106$427.0K73,5000.1%
Insmed Inc(INSM)COM457669307$163.5K6,848,7600.1%
Epizyme Inc(EPZMEUR)COM29428V104$151.2K6,145,9450.1%
Staar Surgical Co(STAA)COM852312305$132.9K3,778,9380.0%
Immunomedics Inc(IMGNEUR)COM45253H101$125.3K5,923,1950.0%
Immunomedics Inc(IMMU)ACOM452907108$125.3K5,923,1950.0%
United Therapeutics Corp(UTHR)COM91307C102$113.5K1,288,9020.0%
Aimmune Therapeutics Inc(AIMT)COM00900T107$113.1K3,380,4410.0%
Abiomed Inc(ABMDEUR)COM003654100$96.2K564,1680.0%
Alexion Pharmaceuticals Inc(ALXN)COM015351109$95.0K878,1000.0%
Karyopharm Therapeutics Inc(KPTIEUR)COM48576U106$88.1K4,595,0010.0%
Wright Medical Group NVCOMN96617118$75.1K2,463,0550.0%
Vanda Pharmaceuticals Inc(VNDA)COM921659108$74.3K4,525,4760.0%
Amicus Therapeutics Inc(FOLD)COM03152W109$72.2K7,413,9200.0%
Clovis Oncology Inc(CLVSEUR)COM189464100$52.7K5,056,2860.0%
Sage Therapeutics Inc(SG7)COM78667J108$47.2K653,5940.0%
Amag Pharmaceuticals Inc(AMAG)COM00163U106$37.1K3,044,3740.0%
Momenta Pharmaceuticals Inc(MNTA)COM60877T100$33.3K1,685,3720.0%
Prothena Corp PLC(PRTA)COMG72800108$15.7K992,7490.0%
Puma Biotechnology Inc(PBYI)COM74587V107$11.8K1,349,1800.0%
Rigel Pharmaceuticals Inc(RIGLUSD)COM766559603$7.6K3,542,5510.0%
Dicerna Pharmaceuticals Inc(DRNAUSD)COM253031108$7.3K331,8130.0%
Kaleido Biosciences Inc(KLDO)COM483347100$4.0K787,9990.0%
Gilead Sciences Inc(GILD)COM375558103$2.6K39,3000.0%
Zogenix IncCOM98978L204$1.5K29,5000.0%
Alimera Sciences IncCOM016259103$1.5K200,9190.0%
Revance Therapeutics Inc(RVNCEUR)COM761330109$1.4K88,5900.0%
Intra-Cellular Therapies Inc(ITCIEUR)COM46116X101$1.3K37,4000.0%
Sunesis Pharmaceuticals IncCOM867328700$3931,162,4730.0%
Marinus Pharmaceuticals IncCOM56854Q101$271125,3210.0%
Minerva Neurosciences Inc(NERVGBP)COM603380106$25836,3190.0%
Idera Pharmaceuticals IncCOM45168K405$14077,0440.0%
Sophiris BIO IncCOM83578Q209$91247,0000.0%
Melinta Therapeutics IncCOM58549G209$510,1370.0%