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Rock Springs Capital Management LP

Q3 2016 Holdings

Filed 2016-11-14 | 137 holdings | $195.9M | 13F-HR | View on SEC ↗ · Holdings Table ↗

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IssuerClassCUSIPValue ↓Shares% Portfolio
Acadia Healthcare Company in(ACHC)COM00404A109$45.8M924,67823.4%
Collegium Pharmaceutical Inc(COLL)COM19459J104$29.8M1,545,00015.2%
Aclaris Therapeutics Inc(ACRS)COM00461U105$26.0M1,016,00013.3%
Ardelyx Inc(ARDX)COM039697107$25.6M1,975,00013.0%
Biogen Inc(BIIB)COM09062X103$18.2M58,0009.3%
Coherus Biosciences Inc(CHRS)COM19249H103$12.5M467,5006.4%
Biomarin Pharmaceutical Inc(BMRN)COM09061G101$11.6M125,0005.9%
Corvus Pharmaceuticals Inc(CRVS)COM221015100$7.4M450,0003.8%
Beigene LTD(ONC)SPONSORED ADR07725L102$6.9M225,0003.5%
Ascendis Pharma A S(ASND)SPONSORED ADR04351P101$6.0M300,0003.1%
Adaptimmune Therapeutics PLC(ADAPY)SPONDS ADR00653A107$4.8M675,0002.4%
Tesaro IncCOM881569107$62.8K626,5000.0%
Aetna Inc NewCOM00817Y108$50.8K440,1000.0%
Radius Health IncCOM NEW750469207$48.2K892,0000.0%
GW Pharmaceuticals PLCADS36197T103$43.1K325,0000.0%
Allergan PLCSHSG0177J108$42.8K186,0000.0%
Spark Therapeutics IncCOM84652J103$37.5K625,0000.0%
Merck & Co Inc(MRK)COM58933Y105$36.7K587,5000.0%
Pfizer Inc(PFE)COM717081103$35.8K1,055,8000.0%
Advanced Accelerator ApplicSPONSORED ADS00790T100$35.4K930,0000.0%
Alexion Pharmaceuticals Inc(ALXN)COM015351109$32.7K267,2500.0%
Intuitive Surgical Inc(ISRG)COM NEW46120E602$32.6K45,0000.0%
HCA Holdings Inc(HCA)COM40412C101$32.5K430,0000.0%
Cigna CorporationCOM125509109$29.8K228,5000.0%
Wellcare Health Plans IncCOM94946T106$27.5K234,5000.0%
Gilead Sciences Inc(GILD)COM375558103$27.2K344,0000.0%
Celgene Corp(CELG)COM151020104$26.6K254,5000.0%
Medicines CoCOM584688105$25.7K681,0000.0%
Shire PLCSPONSORED ADR82481R106$25.7K132,5000.0%
Lilly ELI & Co(LLY)COM532457108$22.2K276,0000.0%
Theravance Biopharma Inc(TBPH)COMG8807B106$21.7K600,0000.0%
Clearside Biomedical Inc(CLSDUSD)COM185063104$21.3K1,225,0000.0%
Neurocrine Biosciences Inc(NBIX)COM64125C109$20.8K410,0000.0%
Penumbra Inc(PEN)COM70975L107$20.3K266,5000.0%
Prothena Corp PLC(PRTA)SHSG72800108$18.5K308,0000.0%
Pacira Pharmaceuticals Inc(PCRX)COM695127100$17.2K504,0000.0%
Amarin Corp PLCSPONS ADR NEW023111206$15.8K4,955,7460.0%
Amgen Inc(AMGN)COM031162100$15.7K94,0000.0%
Wright MED Group N VORD SHS 0.03 PARN96617118$15.0K613,0000.0%
Incyte Corp(INCY)COM45337C102$14.8K156,5000.0%
PRA Health Sciences Inc(PRAH)COM69354M108$14.3K253,0000.0%
Mckesson Corp(MCK)COM58155Q103$13.7K82,0000.0%
Galapagos NV(GLPG)SPON ADR36315X101$13.6K210,0000.0%
Bristol Myers Squibb Co(BMY)COM110122108$13.5K250,0000.0%
Jazz Pharmaceuticals PLC(JAZZ)SHS USDG50871105$13.0K107,0000.0%
Walgreens Boots Alliance Inc(WBA)COM931427108$13.0K161,0000.0%
Danaher Corp del(DHR)COM235851102$12.5K160,0000.0%
Edwards Lifesciences Corp(EW)COM28176E108$12.4K103,2500.0%
Therapeuticsmd IncCOM88338N107$12.3K1,800,0000.0%
Dermira Inc(DERMEUR)COM24983L104$12.0K355,0000.0%
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