IR
Superintel
OverviewMarketsWatchlist
© 2026 IR SuperintelMethodologyContact

Rock Springs Capital Management LP

Q4 2019 Holdings

Filed 2020-02-14 | 130 holdings | $504.8M | 13F-HR | View on SEC ↗ · Holdings Table ↗

Sign in to see sub-manager breakdown

IssuerClassCUSIPValue ↓Shares% Portfolio
Boston Scientific Corp(BSX)COM101137107$54.3M1,200,00010.7%
Alnylam Pharmaceuticals Inc(ALNY)COM02043Q107$41.9M364,0008.3%
Argenx SE(ARGX)SPONSORED ADR04016X101$39.7M247,5007.9%
Ardelyx Inc(ARDX)COM039697107$36.4M4,850,0007.2%
Beigene LTD(ONC)SPONSORED ADR07725L102$35.6M214,8007.1%
Coherus Biosciences Inc(CHRS)COM19249H103$35.1M1,950,0007.0%
Collegium Pharmaceutical Inc(COLL)COM19459J104$32.4M1,575,0006.4%
Acadia Healthcare Company in(ACHC)COM00404A109$32.4M975,0006.4%
Align Technology Inc(ALGN)COM016255101$30.9M110,9006.1%
Agios Pharmaceuticals Inc(AGIO)COM00847X104$30.6M641,5006.1%
Ascendis Pharma A S(ASND)SPONSORED ADR04351P101$29.7M213,5005.9%
Acadia Pharmaceuticals Inc(ACAD)COM004225108$28.7M670,0005.7%
Biomarin Pharmaceutical Inc(BMRN)COM09061G101$28.5M337,5005.7%
Adaptive Biotechnologies COR(ADPT)COM00650F109$16.3M545,0003.2%
Centene Corp del(CNC)COM15135B101$14.4M229,8002.9%
Arvinas Inc(ARVN)COM04335A105$10.3M250,0002.0%
Aclaris Therapeutics Inc(ACRS)COM00461U105$3.0M1,600,0000.6%
Adaptimmune Therapeutics PLC(ADAPY)SPONDS ADR00653A107$960.0K800,0000.2%
Corvus Pharmaceuticals Inc(CRVS)COM221015100$816.0K150,0000.2%
Unitedhealth Group Inc(UNH)COM91324P102$173.7K591,0000.0%
Neurocrine Biosciences Inc(NBIX)COM64125C109$137.4K1,278,0000.0%
Wellcare Health Plans IncCOM94946T106$105.8K320,5000.0%
Amarin Corp PLCSPONS ADR NEW023111206$99.7K4,650,0000.0%
Intuitive Surgical Inc(ISRG)COM NEW46120E602$90.2K152,5000.0%
Johnson & Johnson(JNJ)COM478160104$81.3K557,5000.0%
HCA Healthcare Inc(HCA)COM40412C101$69.1K467,5000.0%
Humana Inc(HUM)COM444859102$67.8K185,0000.0%
Encompass Health Corp(EHC)COM29261A100$56.5K815,0000.0%
Pacira Biosciences(PCRX)COM695127100$52.1K1,150,0000.0%
Epizyme Inc(EPZMEUR)COM29428V104$50.4K2,050,0000.0%
Teleflex Inc(TFX)COM879369106$48.9K130,0000.0%
Insulet Corp(PODD)COM45784P101$44.6K260,5000.0%
Sarepta Therapeutics Inc(SRPT)COM803607100$44.6K345,5000.0%
Vertex Pharmaceuticals Inc(VRTX)COM92532F100$44.4K203,0000.0%
Baxter Intl Inc(BAX)COM071813109$43.9K525,0000.0%
Edwards Lifesciences Corp(EW)COM28176E108$42.8K183,5000.0%
Irhythm Technologies Inc(IRTC)COM450056106$42.5K624,0000.0%
Penumbra Inc(PEN)COM70975L107$39.8K242,5000.0%
Exact Sciences Corp(EXAS)COM30063P105$38.8K420,0000.0%
Mirati Therapeutics Inc(MRTXEUR)COM60468T105$38.7K300,0000.0%
Galapagos NV(GLPG)SPON ADR36315X101$36.2K175,0000.0%
RA Pharmaceuticals IncCOM74933V108$35.2K750,0000.0%
Aprea Therapeutics IncCOM03836J102$33.2K723,9910.0%
Nevro Corp(NVROEUR)COM64157F103$32.8K279,0000.0%
Idexx Labs Inc(IDXX)COM45168D104$31.4K120,2000.0%
Assembly Biosciences IncCOM045396108$30.7K1,500,0000.0%
Blueprint Medicines Corp(2L9)COM09627Y109$30.6K382,0000.0%
Mirum Pharmaceuticals Inc(MIRM)COM604749101$30.5K1,245,0000.0%
Axonics Modulation Tech Inc(AXNX*)COM05465P101$30.5K1,100,0000.0%
Amgen Inc(AMGN)COM031162100$30.4K126,0000.0%
Page 1 of 3Next