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Baker Bros. Advisors LP

Q3 2015 Holdings

Filed 2015-11-16 | 133 holdings | $2.2B | 13F-HR | View on SEC ↗ · Holdings Table ↗

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IssuerClassCUSIPValue ↓Shares% Portfolio
AbbVie Inc.(ABBV)COM00287Y109$782.1M14,373,53836.2%
Acadia Pharmaceuticals Inc.(ACAD)COM004225108$677.3M20,481,44231.3%
BioMarin Pharmaceutical Inc.(BMRN)COM09061G101$429.3M4,076,35319.9%
BioCryst Pharmaceuticals, Inc.(BCRX)COM09058V103$160.9M14,110,1797.4%
Cerus Corporation(CERS)COM157085101$61.5M13,553,2752.8%
Catalyst Pharmaceuticals, Inc.(CPRX)COM14888U101$22.0M7,335,6921.0%
Ascendis Pharma A/S(ASND)SPONSORED ADR04351P101$7.7M435,5400.4%
Agios Pharmaceuticals, Inc.(AGIO)COM00847X104$7.1M100,0000.3%
Incyte Corporation(INCY)COM45337C102$2.1M19,474,9690.1%
Seattle Genetics, Inc.COM812578102$1.4M36,029,7460.1%
Cellectis S.A.(CLLS)SPONSORED ADS15117K103$1.3M50,0000.1%
Adaptimmune Therapeutics plc ADR(ADAPY)SPONDS ADR00653A107$1.2M100,0000.1%
Arbutus Biopharma Corporation(ABUS)COM03879J100$1.1M180,5820.1%
Alexion Pharmaceuticals, Inc.(ALXN)COM015351109$1.0M6,542,5990.0%
Alnylam Pharmaceuticals, Inc.(ALNY)COM02043Q107$911.0K11,3400.0%
Aldeyra Therapeutics, Inc.(ALDX)COM01438T106$828.0K142,0000.0%
Incyte Corporation Notes 1.25% 11/15/2020 144ACONV BONDS45337CAL6$598.7K$274,500,0000.0%
Incyte Corporation Notes 0.375% 11/15/2018 144ACONV BONDS45337CAK8$559.6K$259,000,0000.0%
Anacor Pharmaceuticals, Inc.COM032420101$486.8K4,135,4120.0%
Genomic Health Inc.(GHDX)COM37244C101$289.0K13,658,3280.0%
Clovis Oncology Inc. 2.5% 9/15/2021CONV BONDS189464AB6$215.3K$129,300,0000.0%
DBV Technologies S.A.SPONSORED ADR23306J101$194.4K5,462,0190.0%
Dyax Corp.COM26746E103$144.3K7,561,4800.0%
BioMarin Pharmaceutical Inc. Notes 1.875% 4/23/2017CONV BONDS09061GAD3$115.6K$22,379,0000.0%
Mirati Therapeutics, Inc.(MRTXEUR)COM60468T105$101.7K2,955,0740.0%
Aquinox Pharmaceuticals, Inc.COM03842B101$94.9K6,747,3320.0%
Gilead, Inc. 1.625% 5/1/16CONV BONDS375558AP8$90.3K$20,944,0000.0%
Heron Therapeutics, Inc.(HRTX)COM427746102$71.0K2,907,7840.0%
Bellicum Pharmaceuticals, Inc.COM079481107$60.9K4,190,5940.0%
Acorda Therapeutics, Inc. Notes 1.75% 6/15/2021CONV BONDS00484MAA4$54.1K$59,583,0000.0%
Spark Therapeutics, Inc.COM84652J103$52.7K1,262,3820.0%
Invitae Corporation(NVTA1EUR)COM46185L103$47.3K6,554,9670.0%
Versartis, Inc.COM92529L102$37.4K3,241,7830.0%
ImmunoGen, Inc.(IMGNEUR)COM45253H101$34.1K3,548,0400.0%
Neurocrine Biosciences, Inc.(NBIX)COM64125C109$29.9K750,7390.0%
Insmed, Inc.(INSM)COM PAR $.01457669307$29.4K1,583,4900.0%
Acorda Therapeutics, Inc.COM00484M106$29.1K1,096,8760.0%
Medivation, Inc.COM58501N101$28.0K659,7520.0%
Halozyme Therapeutics, Inc.(HALO)COM40637H109$25.9K1,931,0570.0%
Progenics Pharmaceuticals, Inc.COM743187106$24.9K4,350,8080.0%
Gilead Sciences, Inc.(GILD)COM375558103$24.5K249,9950.0%
Intra-Cellular Therapies, Inc.(ITCIEUR)COM46116X101$24.4K609,1660.0%
Zogenix, Inc.COM NEW98978L204$24.3K1,798,3650.0%
Exelisis, Inc. Notes 4.25% 8/15/2019CONV BONDS30161QAC8$24.0K$20,000,0000.0%
aTyr Pharma Inc.(LIFEUSD)COM002120103$24.0K2,335,1250.0%
Idera Pharmaceuticals, Inc.COM NEW45168K306$23.4K6,976,1620.0%
XenoPort, Inc.COM98411C100$22.6K6,508,6220.0%
Sangamo BioSciences, Inc.(SGMO)COM800677106$21.2K3,755,8760.0%
TG Therapeutics, Inc.(TGTX)COM88322Q108$20.2K2,003,9910.0%
Aegerion Pharmaceuticals, Inc. Notes 2.0% 8/15/2019CONV BONDS00767EAB8$19.9K$26,517,0000.0%
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