WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC Q3 2021 Filing

Filed November 10, 2021

Portfolio Value

$35.5B

Holdings

431

Report Date

Q3 2021

Filing Type

13F-HR

All Holdings (431 positions)

StockValue
TSMTAIWAN SEMICONDUCTOR MFG LTD
$1.2B
MSFTMICROSOFT CORP
$530.6M
SESEA LTD
$511.1M
MLB1MERCADOLIBRE INC
$504.5M
BLDRBUILDERS FIRSTSOURCE INC
$439.4M
CNRCANADIAN NATL RY CO
$418.3M
AMZNAMAZON COM INC
$403.1M
DTDYNATRACE INC
$398.6M
GOOGLALPHABET INC
$393.2M
BWXTBWX TECHNOLOGIES INC
$390.7M
CRLCHARLES RIV LABS INTL INC
$389.0M
PSTGPURE STORAGE INC
$388.9M
AZTABROOKS AUTOMATION INC NEW
$385.6M
NSYNICE LTD
$382.3M
SPYSPDR S&P 500 ETF TR
$358.4M
HZNPHORIZON THERAPEUTICS PUB L
$341.5M
CCKCROWN HLDGS INC
$338.7M
NBISYANDEX N V
$336.6M
AXONAXON ENTERPRISE INC
$328.9M
BCOBRINKS CO
$325.1M
TEAMATLASSIAN CORP PLC
$322.5M
TREXTREX CO INC
$321.4M
EEFTEURONET WORLDWIDE INC
$320.1M
CCOCAMECO CORP
$317.8M
TECHBIO-TECHNE CORP
$316.8M
ABMDEURABIOMED INC
$313.3M
LULULULULEMON ATHLETICA INC
$300.7M
BFAMBRIGHT HORIZONS FAM SOL IN D
$292.4M
MLMMARTIN MARIETTA MATLS INC
$290.0M
MAMASTERCARD INCORPORATED
$283.9M
LYVLIVE NATION ENTERTAINMENT IN
$282.0M
GLOBGLOBANT S A
$277.8M
RYAAYRYANAIR HOLDINGS PLC
$265.7M
ACHCACADIA HEALTHCARE COMPANY IN
$263.9M
ARESARES MANAGEMENT CORPORATION
$253.7M
DENEURDENBURY INC
$246.5M
HQYHEALTHEQUITY INC
$244.1M
GWREGUIDEWIRE SOFTWARE INC
$243.0M
MMSIMERIT MED SYS INC
$242.9M
FOXFFOX FACTORY HLDG CORP
$239.9M
ICLRICON PLC
$239.4M
VIRTVIRTU FINL INC
$237.8M
WHWYNDHAM HOTELS & RESORTS INC
$235.9M
WEAWESTERN ALLIANCE BANCORP
$235.8M
EHCENCOMPASS HEALTH CORP
$232.4M
VRNSVARONIS SYS INC
$220.6M
PYPLPAYPAL HLDGS INC
$219.7M
PODDINSULET CORP
$218.2M
EYENATIONAL VISION HLDGS INC
$217.6M
OVEROVERSTOCK COM INC DEL
$217.4M
AVLRUSDAVALARA INC
$217.4M
BURLBURLINGTON STORES INC
$211.5M
ALRMALARM COM HLDGS INC
$209.0M
INSPINSPIRE MED SYS INC
$208.7M
HALOHALOZYME THERAPEUTICS INC
$203.3M
HDBHDFC BANK LTD
$202.7M
RVLVREVOLVE GROUP INC
$202.5M
RBAGBPRITCHIE BROS AUCTIONEERS
$200.2M
CABOCABLE ONE INC
$199.5M
ENQENTEGRIS INC
$197.3M
CRMSALESFORCE COM INC
$196.6M
LGNDLIGAND PHARMACEUTICALS INC
$191.7M
VCYTVERACYTE INC
$185.6M
PENPENUMBRA INC
$181.7M
FSVFIRSTSERVICE CORP NEW
$179.0M
SEDGSOLAREDGE TECHNOLOGIES INC
$177.2M
HELEHELEN OF TROY LTD
$176.7M
2L9BLUEPRINT MEDICINES CORP
$176.5M
UNHUNITEDHEALTH GROUP INC
$172.9M
FIRSTCASH INC
$170.4M
ADBEADOBE SYSTEMS INCORPORATED
$167.7M
NATIONAL INSTRS CORP
$167.7M
GDDYGODADDY INC
$166.6M
GKDGRAND CANYON ED INC
$166.2M
PFGCPERFORMANCE FOOD GROUP CO
$164.9M
TXG10X GENOMICS INC
$161.6M
PEGAPEGASYSTEMS INC
$160.7M
WKWORKIVA INC
$160.4M
CHECHEMED CORP NEW
$159.0M
MRCYMERCURY SYS INC
$158.8M
LESLIES INC
$158.4M
ZEN1EURZENDESK INC
$156.4M
LECOLINCOLN ELEC HLDGS INC
$155.0M
1GSNNOVANTA INC
$153.5M
NKENIKE INC
$149.7M
CERTCERTARA INC
$149.2M
SERVUSDTERMINIX GLOBAL HOLDINGS INC
$148.5M
HHR1USDHEADHUNTER GROUP PLC
$144.7M
CELHCELSIUS HLDGS INC
$143.6M
IM8NINSMED INC
$137.0M
ZNGAEURZYNGA INC
$136.4M
ZTSZOETIS INC
$134.7M
ELLAUDER ESTEE COS INC
$134.6M
INMDINMODE LTD
$133.8M
TWSTTWIST BIOSCIENCE CORP
$128.1M
CPRTCOPART INC
$127.1M
AMDADVANCED MICRO DEVICES INC
$121.5M
RSTEM INC
$119.4M
GTLSCHART INDS INC
$119.4M
WIXWIX COM LTD
$115.4M
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