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Rock Springs Capital Management LP

Q1 2016 Holdings

Filed 2016-05-16 | 128 holdings | $141.1M | 13F-HR | View on SEC ↗ · Holdings Table ↗

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IssuerClassCUSIPValue ↓Shares% Portfolio
Acadia Healthcare Company in(ACHC)COM00404A109$41.3M749,50029.3%
Collegium Pharmaceutical Inc(COLL)COM19459J104$20.8M1,145,00014.7%
Aclaris Therapeutics Inc(ACRS)COM00461U105$17.0M895,50012.0%
Biogen Inc(BIIB)COM09062X103$13.8M53,1509.8%
Biomarin Pharmaceutical Inc(BMRN)COM09061G101$8.5M103,2506.0%
Ardelyx Inc(ARDX)COM039697107$8.2M1,060,4005.8%
Corvus Pharmaceuticals Inc(CRVS)COM221015100$6.6M456,8874.7%
Beigene LTD(ONC)SPONSORED ADR07725L102$6.6M225,0004.7%
Adaptimmune Therapeutics PLC(ADAPY)SPONDS ADR00653A107$6.2M765,0014.4%
Coherus Biosciences Inc(CHRS)COM19249H103$6.0M282,0004.2%
Ascendis Pharma A S(ASND)SPONSORED ADR04351P101$5.0M270,0003.5%
Aetna Inc NewCOM00817Y108$46.2K411,0000.0%
Allergan PLCSHSG0177J108$45.8K171,0000.0%
HCA Holdings Inc(HCA)COM40412C101$33.6K430,0000.0%
Baxalta IncCOM07177M103$32.7K810,0000.0%
Alexion Pharmaceuticals Inc(ALXN)COM015351109$31.7K227,7500.0%
Pfizer Inc(PFE)COM717081103$30.8K1,038,3000.0%
Gilead Sciences Inc(GILD)COM375558103$30.3K330,3000.0%
Advanced Accelerator ApplicSPONSORED ADS00790T100$29.2K833,0000.0%
Radius Health IncCOM NEW750469207$25.4K808,5000.0%
Intuitive Surgical Inc(ISRG)COM NEW46120E602$25.2K42,0000.0%
Celgene Corp(CELG)COM151020104$24.0K239,5000.0%
Wellcare Health Plans IncCOM94946T106$21.3K230,0000.0%
Teva Pharmaceutical Inds LTD(TEVA)ADR881624209$21.1K395,0000.0%
Medicines CoCOM584688105$20.1K632,0000.0%
Lilly ELI & Co(LLY)COM532457108$19.9K276,0000.0%
Pacira Pharmaceuticals Inc(PCRX)COM695127100$17.3K326,5000.0%
Spark Therapeutics IncCOM84652J103$17.1K580,5000.0%
Anthem Inc(ELV)COM036752103$16.8K121,0000.0%
Cigna CorporationCOM125509109$16.7K122,0000.0%
Tesaro IncCOM881569107$16.7K379,5000.0%
Neurocrine Biosciences Inc(NBIX)COM64125C109$16.0K404,5000.0%
Thermo Fisher Scientific Inc(TMO)COM883556102$14.2K100,2000.0%
Amgen Inc(AMGN)COM031162100$14.1K94,0000.0%
Prothena Corp PLC(PRTA)SHSG72800108$12.7K308,0000.0%
Mednax Inc(MD)COM58502B106$12.6K195,0000.0%
Theravance Biopharma Inc(TBPH)COMG8807B106$12.2K650,5000.0%
Mckesson Corp(MCK)COM58155Q103$12.2K77,5000.0%
Jazz Pharmaceuticals PLC(JAZZ)SHS USDG50871105$11.2K85,5000.0%
Bristol Myers Squibb Co(BMY)COM110122108$10.9K170,0000.0%
PRA Health Sciences Inc(PRAH)COM69354M108$10.8K253,0000.0%
GW Pharmaceuticals PLCADS36197T103$10.6K147,0000.0%
Penumbra Inc(PEN)COM70975L107$10.5K228,5000.0%
Walgreens Boots Alliance Inc(WBA)COM931427108$10.4K123,5000.0%
Therapeuticsmd IncCOM88338N107$10.1K1,575,0000.0%
Anacor Pharmaceuticals IncCOM032420101$9.5K177,5000.0%
Incyte Corp(INCY)COM45337C102$9.5K130,5000.0%
Achillion Pharmaceuticals in(ACHNEUR)COM00448Q201$9.4K1,220,0000.0%
Galapagos NV(GLPG)SPON ADR36315X101$8.8K210,0000.0%
Wright MED Group N VORD SHS 0.03 PARN96617118$8.1K490,0000.0%
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