Rock Springs Capital Management LP Q3 2019 Filing

Filed November 14, 2019

Portfolio Value

$2.5B

Holdings

138

Report Date

Q3 2019

Filing Type

13F-HR

All Holdings (138 positions)

StockValue
UNHUNITEDHEALTH GROUP INC
$128.4M
NBIXNEUROCRINE BIOSCIENCES INC
$111.1M
WCGEURWELLCARE HEALTH PLANS INC
$83.1M
ISRGINTUITIVE SURGICAL INC
$82.3M
AMRNAMARIN CORP PLC
$70.5M
HCAHCA HEALTHCARE INC
$56.3M
EHCENCOMPASS HEALTH CORP
$51.6M
SPARK THERAPEUTICS INC
$49.0M
TFXTELEFLEX INC
$44.2M
PCRXPACIRA BIOSCIENCES
$43.8M
PODDINSULET CORP
$43.0M
IRTCIRHYTHM TECHNOLOGIES INC
$41.1M
EWEDWARDS LIFESCIENCES CORP
$40.4M
ACHCACADIA HEALTHCARE COMPANY IN
$40.1M
MEDICINES CO
$40.0M
ABBVABBVIE INC
$39.8M
BSXBOSTON SCIENTIFIC CORP
$39.5M
EXASEXACT SCIENCES CORP
$39.0M
SYKSTRYKER CORP
$38.7M
CHRSCOHERUS BIOSCIENCES INC
$38.1M
VRTXVERTEX PHARMACEUTICALS INC
$34.4M
BAXBAXTER INTL INC
$33.7M
RADIUS HEALTH INC
$33.5M
CICIGNA CORP NEW
$32.9M
IDXXIDEXX LABS INC
$32.7M
PENPENUMBRA INC
$32.6M
PORTOLA PHARMACEUTICALS INC
$28.2M
GLPGGALAPAGOS NV
$26.7M
ALNYALNYLAM PHARMACEUTICALS INC
$26.6M
ONCBEIGENE LTD
$26.3M
RAREULTRAGENYX PHARMACEUTICAL IN
$26.0M
SRPTSAREPTA THERAPEUTICS INC
$25.4M
ALDER BIOPHARMACEUTICALS INC
$24.5M
2L9BLUEPRINT MEDICINES CORP
$24.5M
AMGNAMGEN INC
$24.4M
TMOTHERMO FISHER SCIENTIFIC INC
$23.6M
MOHMOLINA HEALTHCARE INC
$23.5M
MDGLMADRIGAL PHARMACEUTICALS INC
$23.5M
INCYINCYTE CORP
$23.2M
ALLKGUSDALLAKOS INC
$22.8M
NVTA1EURINVITAE CORP
$21.7M
WSTWEST PHARMACEUTICAL SVSC INC
$21.6M
NVROEURNEVRO CORP
$20.8M
ARGXARGENX SE
$20.7M
SGENEURSEATTLE GENETICS INC
$20.7M
ASNDASCENDIS PHARMA A S
$20.6M
AFWALIGN TECHNOLOGY INC
$20.1M
MRTXEURMIRATI THERAPEUTICS INC
$20.1M
RA PHARMACEUTICALS INC
$19.7M
EPIZYME INC
$19.1M
ZLABZAI LAB LTD
$18.6M
CELGCELGENE CORP
$18.4M
COLLCOLLEGIUM PHARMACEUTICAL INC
$18.1M
FRPTFRESHPET INC
$17.7M
ADPTADAPTIVE BIOTECHNOLOGIES COR
$16.8M
IM8NINSMED INC
$15.7M
INTERSECT ENT INC
$14.8M
ARDXARDELYX INC
$14.4M
BIOHAVEN PHARMACTL HLDG CO L
$14.3M
ACHILLION PHARMACEUTICALS IN
$13.8M
SG7SAGE THERAPEUTICS INC
$13.0M
NVCRNOVOCURE LTD
$12.9M
GBTUSDGLOBAL BLOOD THERAPEUTICS IN
$12.9M
ASMBASSEMBLY BIOSCIENCES INC
$12.8M
GHGUARDANT HEALTH INC
$12.1M
IMMUNOMEDICS INC
$11.9M
AUDENTES THERAPEUTICS INC
$11.5M
AGIOAGIOS PHARMACEUTICALS INC
$11.4M
OBSEVA SA
$11.3M
FGENEURFIBROGEN INC
$11.3M
ODONATE THERAPEUTICS INC
$11.2M
RETROPHIN INC
$11.0M
GW PHARMACEUTICALS PLC
$10.9M
TBPHTHERAVANCE BIOPHARMA INC
$10.7M
ABTABBOTT LABS
$10.3M
TRANSLATE BIO INC
$10.2M
ZOGENIX INC
$10.0M
CNCCENTENE CORP DEL
$9.9M
BMRNBIOMARIN PHARMACEUTICAL INC
$9.6M
PHRPHREESIA INC
$8.8M
DCPHEURDECIPHERA PHARMACEUTICALS IN
$8.5M
ANABANAPTYSBIO INC
$8.4M
AM6AMICUS THERAPEUTICS INC
$8.0M
MIRMMIRUM PHARMACEUTICALS INC
$7.9M
RIGLUSDRIGEL PHARMACEUTICALS INC
$7.9M
FIXXEURHOMOLOGY MEDICINES INC
$7.7M
QUREUNIQURE NV
$7.7M
JNJJOHNSON & JOHNSON
$7.2M
ACADACADIA PHARMACEUTICALS INC
$6.7M
DVAXDYNAVAX TECHNOLOGIES CORP
$6.6M
RYTMRHYTHM PHARMACEUTICALS INC
$6.6M
ELVANTHEM INC
$6.5M
PBYIPUMA BIOTECHNOLOGY INC
$6.3M
AGLEUSDAEGLEA BIOTHERAPEUTICS INC
$6.2M
MEDICINES CO
$6.0M
PHASEBIO PHARMACEUTICALS INC
$5.9M
KRTXKARUNA THERAPEUTICS INC
$5.9M
SPROSPERO THERAPEUTICS INC
$5.6M
RTI SURGICAL HOLDINGS INC
$5.6M
AXNX*AXONICS MODULATION TECH INC
$5.5M
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