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Baker Bros. Advisors LP

Q4 2017 Holdings

Filed 2018-02-14 | 123 holdings | $2.2B | 13F-HR | View on SEC ↗ · Holdings Table ↗

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IssuerClassCUSIPValue ↓Shares% Portfolio
Acadia Pharmaceuticals Inc.(ACAD)COM004225108$819.8M27,228,33837.6%
BioMarin Pharmaceutical Inc.(BMRN)COM09061G101$676.2M7,583,08431.0%
BeiGene, Ltd.(ONC)SPONSORED ADR07725L102$376.1M3,849,23117.2%
Ascendis Pharma A/S(ASND)SPONSORED ADR04351P101$104.9M2,618,8184.8%
BioCryst Pharmaceuticals, Inc.(BCRX)COM09058V103$68.7M13,997,1723.1%
argenx SE(ARGX)SPONSORED ADR04016X101$60.7M961,7542.8%
Cerus Corporation(CERS)COM157085101$32.9M9,745,2091.5%
Catalyst Pharmaceuticals, Inc.(CPRX)COM14888U101$22.9M5,852,1531.0%
Agios Pharmaceuticals, Inc.(AGIO)COM00847X104$7.4M128,6660.3%
Incyte Corporation(INCY)COM45337C102$3.2M34,230,5230.1%
Seattle Genetics, Inc.COM812578102$2.4M45,725,5560.1%
Cellectis S.A.(CLLS)SPONSORED ADS15117K103$1.5M50,0000.1%
Alexion Pharmaceuticals, Inc.(ALXN)COM015351109$1.0M8,553,8640.0%
Arbutus Biopharma Corporation(ABUS)COM03879J100$912.0K180,5820.0%
Adaptimmune Therapeutics plc(ADAPY)SPONSORED ADR00653A107$668.0K100,0000.0%
Genomic Health, Inc.(GHDX)COM37244C101$471.3K13,781,1020.0%
DBV Technologies S.A.SPONSORED ADR23306J101$135.5K5,509,5600.0%
Aquinox Pharmaceuticals, Inc.COM03842B101$128.6K10,934,1540.0%
Ablynx NVSPONSORED ADR00372Y105$104.0K4,161,1180.0%
Sage Therapeutics, Inc.(SG7)COM78667J108$101.5K616,5140.0%
Amarin Corporation plcSPONSORED ADR NEW023111206$90.9K22,669,5090.0%
AveXis, Inc.COM05366U100$85.8K775,0000.0%
Neurocrine Biosciences, Inc.(NBIX)COM64125C109$77.9K1,004,6240.0%
Array BioPharma Inc.(ARRYEUR)COM04269X105$72.4K5,656,1960.0%
Spark Therapeutics, Inc.COM84652J103$71.2K1,384,1300.0%
Erytech Pharma S.A.SPONSORED ADR29604W108$68.0K3,090,0690.0%
Invitae Corporation(NVTA1EUR)COM46185L103$66.2K7,288,3000.0%
Rhythm Pharmaceuticals, Inc.(RYTM)COM76243J105$59.5K2,049,0200.0%
Madrigal Pharmaceuticals, Inc.(MDGL)COM558868105$56.5K615,6840.0%
Heron Therapeutics, Inc.(HRTX)COM427746102$55.4K3,060,6410.0%
Mirati Therapeutics, Inc.(MRTXEUR)COM60468T105$46.5K2,549,4610.0%
Exelixis, Inc.(EXEL)COM30161Q104$45.8K1,506,4990.0%
Bellicum Pharmaceuticals, Inc.COM079481107$42.3K5,032,3130.0%
Novavax, Inc.Note 3.75% 2/1/2023670002AB0$40.9K$88,500,0000.0%
Idera Pharmaceuticals, Inc.COM NEW45168K306$38.6K18,315,8020.0%
Ignyta, Inc.COM451731103$37.0K1,384,2660.0%
bluebird bio, Inc.COM09609G100$35.6K200,0000.0%
Sangamo Therapeutics, Inc.(SGMO)COM800677106$34.7K2,113,3760.0%
Halozyme Therapeutics, Inc.(HALO)COM40637H109$32.0K1,581,4240.0%
Abeona Therapeutics Inc.(ABEO1EUR)COM00289Y107$31.5K1,984,3640.0%
Acorda Therapeutics, Inc.NOTE 1.75% 6/15/202100484MAA4$29.8K$35,083,0000.0%
GW Pharmaceuticals plcADS36197T103$29.3K221,8000.0%
CymaBay Therapeutics, Inc.(CBAYUSD)COM23257D103$27.5K2,991,7750.0%
Aimmune Therapeutics, Inc.(AIMT)COM00900T107$25.5K673,9080.0%
Galapagos NV(GLPG)SPONSORED ADR36315X101$24.4K259,8940.0%
Merus N.V.COMN5749R100$22.5K1,160,0140.0%
Intellia Therapeutics, Inc.(NTLA)COM45826J105$22.0K1,145,4530.0%
Insmed Incorporated(INSM)COM PAR $.01457669307$21.8K700,0000.0%
Xencor, Inc.(XNCR)COM98401F105$19.1K872,0720.0%
Progenics Pharmaceuticals, Inc.COM743187106$18.7K3,150,8080.0%
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