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Rock Springs Capital Management LP

Q2 2018 Holdings

Filed 2018-08-14 | 147 holdings | $361.0M | 13F-HR | View on SEC ↗ · Holdings Table ↗

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IssuerClassCUSIPValue ↓Shares% Portfolio
Abbvie Inc(ABBV)COM00287Y109$55.6M600,00015.4%
Acadia Healthcare Company in(ACHC)COM00404A109$51.3M1,253,50014.2%
Collegium Pharmaceutical Inc(COLL)COM19459J104$39.4M1,650,00010.9%
Beigene LTD(ONC)SPONSORED ADR07725L102$33.1M215,0009.2%
Axogen Inc(AXGN)COM05463X106$27.4M545,0007.6%
Align Technology Inc(ALGN)COM016255101$22.6M66,0006.3%
Aclaris Therapeutics Inc(ACRS)COM00461U105$17.1M856,0004.7%
Alnylam Pharmaceuticals Inc(ALNY)COM02043Q107$17.1M173,5004.7%
Ascendis Pharma A S(ASND)SPONSORED ADR04351P101$16.2M243,5004.5%
Biogen Inc(BIIB)COM09062X103$15.4M53,0004.3%
Biomarin Pharmaceutical Inc(BMRN)COM09061G101$11.8M125,0003.3%
Argenx SE(ARGX)SPONSORED ADR04016X101$10.7M128,7503.0%
Coherus Biosciences Inc(CHRS)COM19249H103$9.7M690,0002.7%
Ardelyx Inc(ARDX)COM039697107$9.3M2,525,5572.6%
Adaptimmune Therapeutics PLC(ADAPY)SPONDS ADR00653A107$8.9M750,0002.5%
Corvus Pharmaceuticals Inc(CRVS)COM221015100$6.3M575,0001.7%
Boston Scientific Corp(BSX)COM101137107$5.6M172,5001.6%
Biocryst Pharmaceuticals(BCRX)COM09058V103$1.4M250,0000.4%
Unitedhealth Group Inc(UNH)COM91324P102$139.2K567,5000.0%
Madrigal Pharmaceuticals Inc(MDGL)COM558868105$95.7K342,3000.0%
Intuitive Surgical Inc(ISRG)COM NEW46120E602$67.9K141,9000.0%
Neurocrine Biosciences Inc(NBIX)COM64125C109$61.9K630,4000.0%
GW Pharmaceuticals PLCADS36197T103$61.4K440,0000.0%
Alexion Pharmaceuticals Inc(ALXN)COM015351109$61.1K492,5000.0%
Wellcare Health Plans IncCOM94946T106$54.9K223,0000.0%
Molina Healthcare Inc(MOH)COM60855R100$53.4K545,0000.0%
Loxo Oncology IncCOM548862101$50.3K289,9000.0%
Spark Therapeutics IncCOM84652J103$45.0K544,0000.0%
HCA Healthcare Inc(HCA)COM40412C101$44.1K430,0000.0%
Sarepta Therapeutics Inc(SRPT)COM803607100$39.3K297,5000.0%
Irhythm Technologies Inc(IRTC)COM450056106$38.9K480,0000.0%
Pacira Pharmaceuticals Inc(PCRX)COM695127100$38.4K1,198,0000.0%
Radius Health IncCOM NEW750469207$33.2K1,125,0000.0%
Penumbra Inc(PEN)COM70975L107$32.7K236,7500.0%
Vertex Pharmaceuticals Inc(VRTX)COM92532F100$32.4K190,5000.0%
Encompass Health Corp(EHC)COM29261A100$30.5K450,0000.0%
Stryker Corp(SYK)COM863667101$30.1K178,0000.0%
Celgene Corp(CELG)COM151020104$28.6K360,4000.0%
Davita Inc(DVA)COM23918K108$28.4K408,5000.0%
Puma Biotechnology Inc(PBYI)COM74587V107$28.1K475,8000.0%
Tesaro IncCOM881569107$27.8K625,4000.0%
PRA Health Sciences Inc(PRAH)COM69354M108$26.9K288,2470.0%
Wright MED Group N VORD SHS 0.03 PARN96617118$26.0K1,000,0000.0%
Gilead Sciences Inc(GILD)COM375558103$25.9K365,0000.0%
Medicines CoCOM584688105$25.3K690,0000.0%
Teleflex Inc(TFX)COM879369106$24.8K92,5000.0%
Alder Biopharmaceuticals Inc(ALDR1EUR)COM014339105$24.7K1,565,0000.0%
Edwards Lifesciences Corp(EW)COM28176E108$24.0K165,0000.0%
Exact Sciences Corp(EXAS)COM30063P105$22.7K380,0000.0%
Inogen Inc(INGN)COM45780L104$22.2K119,0000.0%
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