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Baker Bros. Advisors LP

Q4 2015 Holdings

Filed 2016-02-16 | 133 holdings | $2.3B | 13F-HR | View on SEC ↗ · Holdings Table ↗

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IssuerClassCUSIPValue ↓Shares% Portfolio
AbbVie Inc.(ABBV)COM00287Y109$851.5M14,373,53837.1%
Acadia Pharmaceuticals Inc.(ACAD)COM004225108$730.2M20,481,44231.8%
BioMarin Pharmaceutical Inc.(BMRN)COM09061G101$431.1M4,115,08318.8%
BioCryst Pharmaceuticals, Inc.(BCRX)COM09058V103$146.7M14,217,7796.4%
Cerus Corporation(CERS)COM157085101$85.7M13,553,2753.7%
Catalyst Pharmaceuticals, Inc.(CPRX)COM14888U101$20.3M8,275,6300.9%
Ascendis Pharma A/S(ASND)SPONSORED ADR04351P101$9.3M505,5210.4%
Agios Pharmaceuticals, Inc.(AGIO)COM00847X104$6.5M100,0000.3%
Incyte Corporation(INCY)COM45337C102$2.1M19,475,3160.1%
Seattle Genetics, Inc.COM812578102$1.7M37,293,7280.1%
Cellectis S.A.(CLLS)SPONSORED ADS15117K103$1.6M50,0000.1%
Alexion Pharmaceuticals, Inc.(ALXN)COM015351109$1.2M6,542,5990.1%
Adaptimmune Therapeutics plc(ADAPY)SPONDS ADR00653A107$1.2M100,0000.1%
Alnylam Pharmaceuticals, Inc.(ALNY)COM02043Q107$1.1M11,3400.0%
Aldeyra Therapeutics, Inc.(ALDX)COM01438T106$963.0K142,0000.0%
Arbutus Biopharma Corporation(ABUS)COM03879J100$804.0K180,5820.0%
Incyte CorporationNOTE 1.25% 11/15/2020 144A45337CAL6$596.5K$274,500,0000.0%
Incyte CorporationNOTE 0.375% 11/15/2018 144A45337CAK8$556.7K$259,000,0000.0%
Genomic Health, Inc.(GHDX)COM37244C101$480.8K13,659,2640.0%
Anacor Pharmaceuticals, Inc.COM032420101$474.3K4,198,5200.0%
Dyax Corp.COM26746E103$312.6K8,310,0170.0%
DBV Technologies S.A.SPONSORED ADR23306J101$198.3K5,462,0190.0%
Acorda Therapeutics, Inc.COM00484M106$153.2K3,580,1120.0%
Anacor Pharmaceuticals Inc.NOTE 2.0% 10/15/2021032420AC5$152.3K$42,000,0000.0%
BioMarin Pharmaceutical Inc.NOTE 1.875% 4/23/201709061GAD3$115.2K$22,379,0000.0%
Clovis Oncology Inc.NOTE 2.5% 9/15/2021189464AB6$111.0K$129,300,0000.0%
Bellicum Pharmaceuticals, Inc.COM079481107$98.6K4,865,6470.0%
Gilead Sciences Inc.NOTE 1.625% 5/1/2016375558AP8$93.5K$20,944,0000.0%
Mirati Therapeutics, Inc.(MRTXEUR)COM60468T105$93.4K2,955,0740.0%
Aquinox Pharmaceuticals, Inc.COM03842B101$84.2K6,747,3320.0%
Heron Therapeutics, Inc.(HRTX)COM427746102$77.6K2,907,7840.0%
ImmunoGen, Inc.(IMGNEUR)COM45253H101$60.4K4,452,4450.0%
Acorda Therapeutics, Inc.NOTE 1.75% 6/15/202100484MAA4$59.3K$51,583,0000.0%
Spark Therapeutics, Inc.COM84652J103$57.2K1,262,3820.0%
Invitae Corporation(NVTA1EUR)COM46185L103$53.8K6,554,9670.0%
Neurocrine Biosciences, Inc.(NBIX)COM64125C109$48.1K850,7390.0%
Versartis, Inc.COM92529L102$40.2K3,241,7830.0%
Sangamo BioSciences, Inc.(SGMO)COM800677106$37.0K4,055,8760.0%
Halozyme Therapeutics, Inc.(HALO)COM40637H109$33.5K1,931,0570.0%
Intra-Cellular Therapies, Inc.(ITCIEUR)COM46116X101$32.8K609,1660.0%
Medivation, Inc.COM58501N101$31.9K659,7520.0%
Progenics Pharmaceuticals, Inc.COM743187106$26.7K4,350,8080.0%
Gilead Sciences, Inc.(GILD)COM375558103$25.3K249,9950.0%
TG Therapeutics, Inc.(TGTX)COM88322Q108$23.9K2,003,9910.0%
Exelixis, Inc.NOTE 4.25% 8/15/201930161QAC8$23.3K$20,000,0000.0%
Galapagos NV(GLPG)SPON ADR36315X101$23.2K369,2760.0%
aTyr Pharma Inc.(LIFEUSD)COM002120103$23.0K2,335,1250.0%
Achillion Pharmaceuticals, Inc.(ACHNEUR)COM00448Q201$21.6K2,000,0000.0%
Idera Pharmaceuticals, Inc.COM NEW45168K306$21.6K6,983,1070.0%
Alkermes PLC(ALKS)SHSG01767105$19.9K250,2510.0%
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