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Rock Springs Capital Management LP

Q3 2019 Holdings

Filed 2019-11-14 | 138 holdings | $369.7M | 13F-HR | View on SEC ↗ · Holdings Table ↗

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IssuerClassCUSIPValue ↓Shares% Portfolio
Acadia Healthcare Company in(ACHC)COM00404A109$40.1M1,290,00010.8%
Abbvie Inc(ABBV)COM00287Y109$39.8M525,00010.8%
Boston Scientific Corp(BSX)COM101137107$39.5M970,00010.7%
Coherus Biosciences Inc(CHRS)COM19249H103$38.1M1,880,00010.3%
Alnylam Pharmaceuticals Inc(ALNY)COM02043Q107$26.6M330,5007.2%
Beigene LTD(ONC)SPONSORED ADR07725L102$26.3M214,8007.1%
Argenx SE(ARGX)SPONSORED ADR04016X101$20.7M181,7005.6%
Ascendis Pharma A S(ASND)SPONSORED ADR04351P101$20.6M213,5005.6%
Align Technology Inc(ALGN)COM016255101$20.1M110,9005.4%
Collegium Pharmaceutical Inc(COLL)COM19459J104$18.1M1,577,8934.9%
Adaptive Biotechnologies COR(ADPT)COM00650F109$16.8M545,0004.6%
Ardelyx Inc(ARDX)COM039697107$14.4M3,055,2613.9%
Agios Pharmaceuticals Inc(AGIO)COM00847X104$11.4M352,5003.1%
Centene Corp del(CNC)COM15135B101$9.9M229,8002.7%
Biomarin Pharmaceutical Inc(BMRN)COM09061G101$9.6M142,5002.6%
Acadia Pharmaceuticals Inc(ACAD)COM004225108$6.7M187,0001.8%
Arvinas Inc(ARVN)COM04335A105$3.2M150,0000.9%
Aclaris Therapeutics Inc(ACRS)COM00461U105$3.2M2,974,7540.9%
Adaptimmune Therapeutics PLC(ADAPY)SPONDS ADR00653A107$1.3M875,0000.4%
Corvus Pharmaceuticals Inc(CRVS)COM221015100$1.2M400,0000.3%
Unitedhealth Group Inc(UNH)COM91324P102$128.4K591,0000.0%
Neurocrine Biosciences Inc(NBIX)COM64125C109$111.1K1,232,5000.0%
Wellcare Health Plans IncCOM94946T106$83.1K320,5000.0%
Intuitive Surgical Inc(ISRG)COM NEW46120E602$82.3K152,5000.0%
Amarin Corp PLCSPONS ADR NEW023111206$70.5K4,650,0000.0%
HCA Healthcare Inc(HCA)COM40412C101$56.3K467,5000.0%
Encompass Health Corp(EHC)COM29261A100$51.6K815,0000.0%
Spark Therapeutics IncCOM84652J103$49.0K505,3710.0%
Teleflex Inc(TFX)COM879369106$44.2K130,0000.0%
Pacira Biosciences(PCRX)COM695127100$43.8K1,150,0000.0%
Insulet Corp(PODD)COM45784P101$43.0K260,5000.0%
Irhythm Technologies Inc(IRTC)COM450056106$41.1K555,0000.0%
Edwards Lifesciences Corp(EW)COM28176E108$40.4K183,5000.0%
Medicines CoCOM584688105$40.0K800,0000.0%
Exact Sciences Corp(EXAS)COM30063P105$39.0K431,7500.0%
Stryker Corp(SYK)COM863667101$38.7K179,0000.0%
Vertex Pharmaceuticals Inc(VRTX)COM92532F100$34.4K203,0000.0%
Baxter Intl Inc(BAX)COM071813109$33.7K385,0000.0%
Radius Health IncCOM NEW750469207$33.5K1,300,0000.0%
Cigna Corp New(CI)COM125523100$32.9K216,9000.0%
Idexx Labs Inc(IDXX)COM45168D104$32.7K120,2000.0%
Penumbra Inc(PEN)COM70975L107$32.6K242,5000.0%
Portola Pharmaceuticals IncCOM737010108$28.2K1,050,0000.0%
Galapagos NV(GLPG)SPON ADR36315X101$26.7K175,0000.0%
Ultragenyx Pharmaceutical in(RARE)COM90400D108$26.0K608,0000.0%
Sarepta Therapeutics Inc(SRPT)COM803607100$25.4K337,5000.0%
Alder Biopharmaceuticals Inc(ALDR1EUR)COM014339105$24.5K1,300,0000.0%
Blueprint Medicines Corp(2L9)COM09627Y109$24.5K333,5000.0%
Amgen Inc(AMGN)COM031162100$24.4K126,0000.0%
Thermo Fisher Scientific Inc(TMO)COM883556102$23.6K81,0000.0%
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