Rock Springs Capital Management LP Q4 2021 Filing

Filed February 14, 2022

Portfolio Value

$4.3T

Holdings

136

Report Date

Q4 2021

Filing Type

13F-HR

All Holdings (136 positions)

StockValue
AGLAGILON HEALTH INC
$202.4B
HUMHUMANA INC
$161.9B
AFWALIGN TECHNOLOGY INC
$131.4B
ISRGINTUITIVE SURGICAL INC
$129.3B
PODDINSULET CORP
$123.4B
UNHUNITEDHEALTH GROUP INC
$120.5B
IDXXIDEXX LABS INC
$118.5B
HCAHCA HEALTHCARE INC
$115.6B
ARGXARGENX SE
$110.3B
NBIXNEUROCRINE BIOSCIENCES INC
$94.1B
2L9BLUEPRINT MEDICINES CORP
$92.1B
AGIOAGIOS PHARMACEUTICALS INC
$87.0B
IMCRIMMUNOCORE HLDGS PLC
$84.6B
HZNPHORIZON THERAPEUTICS PUB L
$80.4B
EWEDWARDS LIFESCIENCES CORP
$75.4B
RAREULTRAGENYX PHARMACEUTICAL IN
$74.3B
ZLABZAI LAB LTD
$74.2B
BAXBAXTER INTL INC
$63.0B
NVV1NOVAVAX INC
$60.8B
MRTXEURMIRATI THERAPEUTICS INC
$60.2B
PCRXPACIRA BIOSCIENCES INC
$60.2B
NVROEURNEVRO CORP
$57.9B
EVHEVOLENT HEALTH INC
$56.4B
ALNYALNYLAM PHARMACEUTICALS INC
$56.4B
ACRSACLARIS THERAPEUTICS INC
$56.1B
KRTXKARUNA THERAPEUTICS INC
$55.9B
FRPTFRESHPET INC
$55.3B
ASNDASCENDIS PHARMA A/S
$53.8B
CERE1EURCEREVEL THERAPEUTICS HLDNG I
$53.4B
IRTCIRHYTHM TECHNOLOGIES INC
$51.0B
KYMRKYMERA THERAPEUTICS INC
$47.1B
ACHCACADIA HEALTHCARE COMPANY IN
$45.4B
EXASEXACT SCIENCES CORP
$44.4B
NVTA1EURINVITAE CORP
$42.8B
PENPENUMBRA INC
$42.7B
SWAVUSDSHOCKWAVE MED INC
$39.7B
SGENUSDSEAGEN INC
$39.6B
SRPTSAREPTA THERAPEUTICS INC
$38.2B
ARVNARVINAS INC
$37.6B
CYTK 4 11/15/26CYTOKINETICS INC
$35.7B
WRBYWARBY PARKER INC
$33.7B
HCATHEALTH CATALYST INC
$33.7B
VERVVERVE THERAPEUTICS INC
$33.3B
CVETUSDCOVETRUS INC
$33.2B
EHCENCOMPASS HEALTH CORP
$32.8B
PHRPHREESIA INC
$32.1B
PRTAPROTHENA CORP PLC
$32.0B
ACCDEURACCOLADE INC
$31.6B
DC4DEXCOM INC
$30.5B
TVTXTRAVERE THERAPEUTICS INC
$29.5B
ABCAM PLC
$29.5B
CNMDCONMED CORP
$28.7B
GRPHGRAPHITE BIO INC
$25.8B
SIERRA ONCOLOGY INC
$25.8B
INTERSECT ENT INC
$25.7B
MIRMMIRUM PHARMACEUTICALS INC
$24.5B
PROMETHEUS BIOSCIENCES INC
$24.5B
XENEXENON PHARMACEUTICALS INC
$24.1B
BMRNBIOMARIN PHARMACEUTICAL INC
$23.3B
MDGLMADRIGAL PHARMACEUTICALS INC
$22.8B
LUNGPULMONX CORP
$22.4B
DVAXDYNAVAX TECHNOLOGIES CORP
$22.2B
WSTWEST PHARMACEUTICAL SVSC INC
$21.3B
MERSANA THERAPEUTICS INC
$20.2B
GHGUARDANT HEALTH INC
$20.0B
XLOXILIO THERAPEUTICS INC
$19.1B
LFSTLIFESTANCE HEALTH GROUP INC
$19.0B
LEGNLEGEND BIOTECH CORP
$18.8B
ANABANAPTYSBIO INC
$18.7B
RLAYRELAY THERAPEUTICS INC
$18.4B
IMRXIMMUNEERING CORP
$17.6B
AURAAURA BIOSCIENCES INC
$17.1B
CMPXCOMPASS THERAPEUTICS INC
$16.9B
ICOSAVAX INC
$16.8B
SPROSPERO THERAPEUTICS INC
$15.1B
GOSS 5 06/01/27GOSSAMER BIO INC
$15.1B
AMRNAMARIN CORP PLC
$14.9B
AMRYT PHARMA PLC
$14.1B
MGNXMACROGENICS INC
$13.8B
COLLCOLLEGIUM PHARMACEUTICAL INC
$13.5B
NVCRNOVOCURE LTD
$13.1B
WHWKAADI BIOSCIENCE INC
$13.0B
RIGLUSDRIGEL PHARMACEUTICALS INC
$12.9B
AKROAKERO THERAPEUTICS INC
$12.4B
290ACHINOOK THERAPEUTICS INC
$11.7B
AM6AMICUS THERAPEUTICS INC
$11.7B
LPTXEURLEAP THERAPEUTICS INC
$11.4B
ABOSACUMEN PHARMACEUTICALS INC
$10.6B
AUPHAURINIA PHARMACEUTICALS INC
$10.5B
CGEMCULLINAN ONCOLOGY INC
$10.0B
ORION ACQUISITION CORP
$9.8B
OKURRENEO PHARMACEUTICALS INC
$9.8B
EPIZYME INC
$9.5B
OLINK HLDG AB
$9.4B
NRIXNURIX THERAPEUTICS INC
$9.3B
MREOMEREO BIOPHARMA GROUP PLC
$8.9B
BMEABIOMEA FUSION INC
$8.7B
ADAPYADAPTIMMUNE THERAPEUTICS PLC
$8.3B
VINCERX PHARMA INC
$8.2B
FULCFULCRUM THERAPEUTICS INC
$8.1B
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