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Baker Bros. Advisors LP

Q1 2019 Holdings

Filed 2019-05-15 | 96 holdings | $4.1B | 13F-HR | View on SEC ↗ · Holdings Table ↗

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IssuerClassCUSIPValue ↓Shares% Portfolio
BeiGene, Ltd.(ONC)SPONSORED ADR07725L102$1.6B11,959,82438.6%
Acadia Pharmaceuticals Inc.(ACAD)COM004225108$1.1B39,713,84226.1%
BioMarin Pharmaceutical Inc.(BMRN)COM09061G101$674.2M7,589,29416.5%
Ascendis Pharma A/S(ASND)SPONSORED ADR04351P101$399.0M3,390,2709.8%
argenx SE(ARGX)SPONSORED ADR04016X101$127.3M1,019,5573.1%
BioCryst Pharmaceuticals, Inc.(BCRX)COM09058V103$123.1M15,118,0813.0%
Cerus Corporation(CERS)COM157085101$67.0M10,749,9371.6%
Axsome Therapeutics, Inc.(AXSM)COM05464T104$17.1M1,200,0000.4%
Catalyst Pharmaceuticals, Inc.(CPRX)COM14888U101$14.8M2,900,0000.4%
Autolus Therapeutics plc(AUTL)SPON ADS05280R100$4.9M156,7730.1%
Seattle Genetics, Inc.COM812578102$3.7M51,049,7600.1%
Crinetics Pharmaceuticals, Inc.(CRNX)COM22663K107$3.0M131,2500.1%
Incyte Corporation(INCY)COM45337C102$2.9M34,271,8270.1%
CytomX Therapeutics, Inc.(CTMX)COM23284F105$2.1M194,3770.1%
Arcus Biosciences, Inc.(RCUS)COM03969F109$1.5M121,5340.0%
Alexion Pharmaceuticals, Inc.(ALXN)COM015351109$1.2M8,558,0680.0%
Amarin Corporation plcSPONSORED ADR023111206$897.0K43,210,4590.0%
Genomic Health, Inc.(GHDX)COM37244C101$714.4K10,198,9430.0%
Aquestive Therapeutics, Inc.(AQST)COM03843E104$688.0K99,6000.0%
Mirati Therapeutics, Inc.(MRTXEUR)COM60468T105$184.2K2,513,4620.0%
Madrigal Pharmaceuticals, Inc.(MDGL)COM558868105$146.5K1,169,2780.0%
Heron Therapeutics, Inc.(HRTX)COM427746102$122.6K5,018,1040.0%
Clementia Pharmaceuticals Inc.COM185575107$97.2K3,724,4450.0%
Neurocrine Biosciences, Inc.(NBIX)COM64125C109$96.8K1,098,6700.0%
Array BioPharma Inc.(ARRYEUR)COM04269X105$93.7K3,842,2890.0%
Invitae Corporation(NVTA1EUR)COM46185L103$91.4K3,902,4210.0%
Spark Therapeutics, Inc.COM84652J103$85.6K751,9270.0%
CymaBay Therapeutics, Inc.(CBAYUSD)COM23257D103$75.8K5,707,4110.0%
Rhythm Pharmaceuticals, Inc.(RYTM)COM76243J105$74.2K2,708,2000.0%
GW Pharmaceuticals plcADS36197T103$72.2K428,3450.0%
Neurocrine Biosciences, Inc.NOTE 2.25% 5/15/202464125CAD1$72.0K$53,270,0000.0%
Tricida, Inc.(1T7)COM89610F101$69.6K1,803,2380.0%
Audentes Therapeutics, Inc.(BOLDEUR)COM05070R104$66.9K1,715,1830.0%
Principia Biopharma Inc.(PRNB)COM74257L108$60.8K1,787,8070.0%
Insmed Incorporated(INSM)COM PAR $.01457669307$60.4K2,077,6010.0%
Kodiak Sciences Inc.(KOD)COM50015M109$59.7K9,145,1150.0%
Kiniksa Pharmaceuticals, Ltd.COM CL AG5269C101$54.2K3,000,0000.0%
MyoKardia, Inc.COM62857M105$52.8K1,016,3060.0%
DBV Technologies S.A.SPONSORED ADR23306J101$42.5K5,509,5600.0%
uniQure N.V.(QURE)SHSN90064101$36.1K605,0000.0%
Aquinox Pharmaceuticals, Inc.COM03842B101$29.5K10,934,1540.0%
Zymeworks Inc.COM98985W102$27.6K1,708,4720.0%
Krystal Biotech, Inc.(KRYS)COM501147102$25.8K784,6740.0%
Ra Pharmaceuticals, Inc.COM74933V108$18.4K823,1130.0%
Merus N.V.COMN5749R100$17.1K1,160,0140.0%
BioMarin Pharmaceutical Inc.NOTE 0.599% 8/1/202409061GAH4$15.4K$15,000,0000.0%
Aimmune Therapeutics, Inc.(AIMT)COM00900T107$15.1K673,9080.0%
Aeglea BioTherapeutics, Inc.(AGLEUSD)COM00773J103$13.8K1,713,6040.0%
Xencor, Inc.(XNCR)COM98401F105$13.3K428,1200.0%
Idera Pharmaceuticals, Inc.COM PAR45168K405$12.3K4,839,8950.0%
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