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Rock Springs Capital Management LP

Q1 2020 Holdings

Filed 2020-05-15 | 131 holdings | $540.6M | 13F-HR | View on SEC ↗ · Holdings Table ↗

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IssuerClassCUSIPValue ↓Shares% Portfolio
Biogen Inc(BIIB)COM09062X103$56.9M180,00010.5%
Centene Corp del(CNC)COM15135B101$44.6M750,0008.2%
Acadia Pharmaceuticals Inc(ACAD)COM004225108$43.3M1,025,0008.0%
Alnylam Pharmaceuticals Inc(ALNY)COM02043Q107$41.5M381,5007.7%
Agios Pharmaceuticals Inc(AGIO)COM00847X104$37.4M1,055,5006.9%
Boston Scientific Corp(BSX)COM101137107$35.9M1,100,0006.6%
Argenx SE(ARGX)SPONSORED ADR04016X101$32.6M247,5006.0%
Biomarin Pharmaceutical Inc(BMRN)COM09061G101$32.1M380,0005.9%
Coherus Biosciences Inc(CHRS)COM19249H103$31.6M1,950,0005.9%
Ardelyx Inc(ARDX)COM039697107$27.6M4,850,0005.1%
Beigene LTD(ONC)SPONSORED ADR07725L102$26.4M214,8004.9%
Ascendis Pharma A S(ASND)SPONSORED ADR04351P101$24.0M213,5004.4%
Align Technology Inc(ALGN)COM016255101$22.2M127,5004.1%
Collegium Pharmaceutical Inc(COLL)COM19459J104$19.2M1,175,0003.5%
Acadia Healthcare Company in(ACHC)COM00404A109$16.5M900,0003.1%
Adaptive Biotechnologies COR(ADPT)COM00650F109$15.1M545,0002.8%
Arvinas Inc(ARVN)COM04335A105$11.5M285,0002.1%
Conmed Corp(CNMD)COM207410101$10.3M180,0001.9%
Allogene Therapeutics Inc(ALLO)COM019770106$4.9M250,0000.9%
Adaptimmune Therapeutics PLC(ADAPY)SPONDS ADR00653A107$3.3M1,200,0000.6%
Aclaris Therapeutics Inc(ACRS)COM00461U105$1.7M1,600,0000.3%
Neurocrine Biosciences Inc(NBIX)COM64125C109$116.8K1,349,5000.0%
Intuitive Surgical Inc(ISRG)COM NEW46120E602$75.5K152,5000.0%
Unitedhealth Group Inc(UNH)COM91324P102$74.8K300,0000.0%
Irhythm Technologies Inc(IRTC)COM450056106$52.5K645,0000.0%
Baxter Intl Inc(BAX)COM071813109$52.4K645,0000.0%
Encompass Health Corp(EHC)COM29261A100$52.2K815,0000.0%
Humana Inc(HUM)COM444859102$49.5K157,5000.0%
Insulet Corp(PODD)COM45784P101$48.4K292,0000.0%
HCA Healthcare Inc(HCA)COM40412C101$46.7K520,0000.0%
Blueprint Medicines Corp(2L9)COM09627Y109$43.1K737,0000.0%
Forty Seven Inc(FTSVEUR)COM34983P104$42.7K447,4000.0%
ZAI LAB LTD(ZLAB)ADR98887Q104$38.6K750,0000.0%
Teleflex Incorporated(TFX)COM879369106$38.1K130,0000.0%
Edwards Lifesciences Corp(EW)COM28176E108$36.6K194,0000.0%
Penumbra Inc(PEN)COM70975L107$36.3K225,0000.0%
Nevro Corp(NVROEUR)COM64157F103$34.6K346,0000.0%
Galapagos NV(GLPG)SPON ADR36315X101$34.3K175,0000.0%
Sarepta Therapeutics Inc(SRPT)COM803607100$33.8K345,5000.0%
Ultragenyx Pharmaceutical in(RARE)COM90400D108$33.2K747,8000.0%
Epizyme Inc(EPZMEUR)COM29428V104$30.3K1,955,0000.0%
Idexx Labs Inc(IDXX)COM45168D104$30.3K125,0000.0%
Pacira Biosciences(PCRX)COM695127100$30.2K900,0000.0%
Vertex Pharmaceuticals Inc(VRTX)COM92532F100$29.7K125,0000.0%
Seattle Genetics IncCOM812578102$27.9K242,0000.0%
Applied Therapeutics Inc(APLT)COM03828A101$27.6K845,7000.0%
Mirati Therapeutics Inc(MRTXEUR)COM60468T105$26.3K341,5000.0%
Amgen Inc(AMGN)COM031162100$25.5K126,0000.0%
Freshpet Inc(FRPT)COM358039105$25.4K397,5000.0%
Cigna Corp New(CI)COM125523100$25.0K141,0000.0%
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