Rock Springs Capital Management LP Q3 2020 Filing

Filed November 16, 2020

Portfolio Value

$3.9B

Holdings

148

Report Date

Q3 2020

Filing Type

13F-HR

All Holdings (148 positions)

StockValue
IRTCIRHYTHM TECHNOLOGIES INC
$148.8M
NBIXNEUROCRINE BIOSCIENCES INC
$140.9M
IMMUNOMEDICS INC
$135.0M
UNHUNITEDHEALTH GROUP INC
$126.3M
HUMHUMANA INC
$100.4M
2L9BLUEPRINT MEDICINES CORP
$88.3M
ISRGINTUITIVE SURGICAL INC
$85.1M
CNCCENTENE CORP DEL
$77.0M
ARGXARGENX SE
$75.5M
PODDINSULET CORP
$74.6M
ZLABZAI LAB LTD
$68.5M
NVTA1EURINVITAE CORP
$65.8M
ACADACADIA PHARMACEUTICALS INC
$64.9M
NVV1NOVAVAX INC
$63.5M
HCAHCA HEALTHCARE INC
$62.3M
ONCBEIGENE LTD
$61.6M
PCRXPACIRA BIOSCIENCES
$60.4M
MRTXEURMIRATI THERAPEUTICS INC
$57.9M
FRPTFRESHPET INC
$56.6M
AGIOAGIOS PHARMACEUTICALS INC
$55.4M
NVROEURNEVRO CORP
$53.8M
BAXBAXTER INTL INC
$51.9M
HZNPHORIZON THERAPEUTICS PUB L
$50.5M
ALNYALNYLAM PHARMACEUTICALS INC
$49.5M
IDXXIDEXX LABS INC
$49.1M
BIIBBIOGEN INC
$48.9M
SGENEURSEATTLE GENETICS INC
$48.9M
SRPTSAREPTA THERAPEUTICS INC
$48.5M
RAREULTRAGENYX PHARMACEUTICAL IN
$47.4M
AFWALIGN TECHNOLOGY INC
$46.8M
EWEDWARDS LIFESCIENCES CORP
$46.5M
EHCENCOMPASS HEALTH CORP
$45.4M
TFXTELEFLEX INCORPORATED
$44.3M
EXASEXACT SCIENCES CORP
$43.2M
BSXBOSTON SCIENTIFIC CORP
$42.0M
ASNDASCENDIS PHARMA A/S
$36.0M
MERSANA THERAPEUTICS INC
$35.1M
PENPENUMBRA INC
$30.9M
ADPTADAPTIVE BIOTECHNOLOGIES COR
$30.9M
CHRSCOHERUS BIOSCIENCES INC
$30.5M
INSPINSPIRE MED SYS INC
$30.5M
EPIZYME INC
$30.4M
MDGLMADRIGAL PHARMACEUTICALS INC
$30.2M
CVETUSDCOVETRUS INC
$29.9M
INCYINCYTE CORP
$26.9M
ARDXARDELYX INC
$26.7M
BMRNBIOMARIN PHARMACEUTICAL INC
$26.6M
IMVTIMMUNOVANT INC
$26.1M
ALXNALEXION PHARMACEUTICALS INC
$25.7M
HCATHEALTH CATALYST INC
$25.7M
PHRPHREESIA INC
$25.7M
MIRMMIRUM PHARMACEUTICALS INC
$25.6M
BFAMBRIGHT HORIZONS FAM SOL IN D
$25.2M
GLPGGALAPAGOS NV
$24.8M
COLLCOLLEGIUM PHARMACEUTICAL INC
$24.5M
ASMBASSEMBLY BIOSCIENCES INC
$24.1M
INZYINOZYME PHARMA INC
$23.1M
KYMRKYMERA THERAPEUTICS INC
$22.9M
ACHCACADIA HEALTHCARE COMPANY IN
$22.4M
GHGUARDANT HEALTH INC
$21.2M
MOMENTA PHARMACEUTICALS INC
$21.0M
APLTAPPLIED THERAPEUTICS INC
$20.6M
RPRXROYALTY PHARMA PLC
$20.4M
ATHAATHIRA PHARMA INC
$20.4M
ALLKGUSDALLAKOS INC
$19.7M
NVCRNOVOCURE LTD
$19.5M
PPD INC
$19.4M
RETROPHIN INC
$18.9M
KRTXKARUNA THERAPEUTICS INC
$18.9M
HQYHEALTHEQUITY INC
$18.5M
CGENCOMPUGEN LTD
$18.4M
AMRNAMARIN CORP PLC
$18.3M
TGTXTG THERAPEUTICS INC
$18.3M
CYTK 4 11/15/26CYTOKINETICS INC
$17.8M
RLAYRELAY THERAPEUTICS INC
$17.6M
SWAVUSDSHOCKWAVE MED INC
$16.7M
NKTXNKARTA INC
$16.3M
GOSS 5 06/01/27GOSSAMER BIO INC
$16.0M
OSH3EUROAK STR HEALTH INC
$16.0M
ADAPYADAPTIMMUNE THERAPEUTICS PLC
$15.9M
QUREUNIQURE NV
$15.2M
AM6AMICUS THERAPEUTICS INC
$14.5M
CNMDCONMED CORP
$14.2M
SPROSPERO THERAPEUTICS INC
$13.8M
AKROAKERO THERAPEUTICS INC
$13.0M
FGENEURFIBROGEN INC
$12.7M
ACCDEURACCOLADE INC
$12.6M
APREAPREA THERAPEUTICS INC
$12.5M
TBPHTHERAVANCE BIOPHARMA INC
$12.2M
GW PHARMACEUTICALS PLC
$11.6M
FUSNFUSION PHARMACEUTICALS INC
$11.4M
RIGLUSDRIGEL PHARMACEUTICALS INC
$11.4M
AUPHAURINIA PHARMACEUTICALS INC
$11.4M
ARVNARVINAS INC
$11.4M
OSWONESPAWORLD HOLDINGS LIMITED
$11.3M
AGLEUSDAEGLEA BIOTHERAPEUTICS INC
$11.3M
TREURTRILLIUM THERAPEUTICS INC
$11.0M
PRLDPRELUDE THERAPEUTICS INC
$10.9M
TARAPROTARA THERAPEUTICS INC
$10.8M
CONSTELLATION PHARMCETICLS I
$10.4M
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