WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC Q4 2018 Filing

Filed February 13, 2019

Portfolio Value

$20.1B

Holdings

404

Report Date

Q4 2018

Filing Type

13F-HR

All Holdings (404 positions)

StockValue
BABAALIBABA GROUP HLDG LTD
$704.0M
TSMTAIWAN SEMICONDUCTOR MFG LTD
$605.8M
SPYSPDR S&P 500 ETF TR
$564.3M
CPRTCOPART INC
$320.7M
RCI/BROGERS COMMUNICATIONS INC
$319.5M
CSGPCOSTAR GROUP INC
$284.6M
BAHBOOZ ALLEN HAMILTON HLDG COR
$266.2M
BAMBROOKFIELD ASSET MGMT INC
$265.8M
BALLBALL CORP
$256.8M
CNRCANADIAN NATL RY CO
$245.3M
TDTORONTO DOMINION BK ONT
$245.0M
CBOECBOE GLOBAL MARKETS INC
$242.7M
BWXTBWX TECHNOLOGIES INC
$242.3M
LYVLIVE NATION ENTERTAINMENT IN
$238.4M
EEFTEURONET WORLDWIDE INC
$229.0M
BAPCREDICORP LTD
$227.7M
ATGEADTALEM GLOBAL ED INC
$227.1M
EHCENCOMPASS HEALTH CORP
$220.8M
VEEVVEEVA SYS INC
$211.5M
MTNVAIL RESORTS INC
$205.3M
TFXTELEFLEX INC
$203.2M
IWDISHARES TR
$187.9M
BURLBURLINGTON STORES INC
$187.7M
DPZDOMINOS PIZZA INC
$186.1M
HDBHDFC BANK LTD
$175.5M
AMZNAMAZON COM INC
$174.7M
MLMMARTIN MARIETTA MATLS INC
$173.8M
GKDGRAND CANYON ED INC
$168.7M
HCSGHEALTHCARE SVCS GRP INC
$167.5M
GOOGLALPHABET INC
$164.5M
TDYTELEDYNE TECHNOLOGIES INC
$163.0M
TRUTRANSUNION
$159.8M
PSTGPURE STORAGE INC
$159.0M
MIDDMIDDLEBY CORP
$156.9M
GDDYGODADDY INC
$153.4M
SIXEURSIX FLAGS ENTMT CORP NEW
$151.0M
DC4DEXCOM INC
$150.4M
PODDINSULET CORP
$147.1M
HEIHEICO CORP NEW
$143.2M
RG6ROGERS CORP
$142.8M
UNHUNITEDHEALTH GROUP INC
$138.7M
GKOSGLAUKOS CORP
$138.0M
FIRSTCASH INC
$137.8M
NTESNETEASE INC
$133.9M
CECELANESE CORP DEL
$133.2M
LGNDLIGAND PHARMACEUTICALS INC
$132.6M
EXASEXACT SCIENCES CORP
$130.6M
HORIZON PHARMA PLC
$130.4M
JXC1J2 GLOBAL INC
$129.6M
SABRSABRE CORP
$128.5M
CTLTEURCATALENT INC
$127.6M
HTHTHUAZHU GROUP LTD
$121.4M
GWREGUIDEWIRE SOFTWARE INC
$120.8M
WEXWEX INC
$119.5M
NSYNICE LTD
$119.4M
MSFTMICROSOFT CORP
$115.6M
RBAGBPRITCHIE BROS AUCTIONEERS
$114.0M
NATIONAL INSTRS CORP
$110.4M
VIRTVIRTU FINL INC
$110.0M
GWRUSDGENESEE & WYO INC
$109.6M
MAMASTERCARD INCORPORATED
$107.6M
FTNTFORTINET INC
$107.5M
EWZISHARES INC
$105.5M
TREXTREX CO INC
$100.6M
FSVFIRSTSERVICE CORP NEW
$98.5M
AZPNUSDASPEN TECHNOLOGY INC
$98.3M
WTWEURWEIGHT WATCHERS INTL INC NEW
$97.8M
CAMBREX CORP
$97.6M
HGVHILTON GRAND VACATIONS INC
$94.4M
ICEINTERCONTINENTAL EXCHANGE IN
$91.1M
JLLJONES LANG LASALLE INC
$89.2M
QIAGEN NV
$89.1M
NBISYANDEX N V
$88.6M
RTN1USDRAYTHEON CO
$85.6M
PENPENUMBRA INC
$84.4M
IEMGISHARES INC
$82.5M
WPWORLDPAY INC
$80.5M
INGNINOGEN INC
$80.2M
AXTAAXALTA COATING SYS LTD
$79.4M
2U INC
$79.3M
NUSNU SKIN ENTERPRISES INC
$79.2M
ECPGENCORE CAP GROUP INC
$78.6M
LWLAMB WESTON HLDGS INC
$78.0M
SUSUNCOR ENERGY INC NEW
$77.7M
ZTSZOETIS INC
$77.7M
CABOCABLE ONE INC
$76.7M
ADBEADOBE INC
$76.6M
ELLAUDER ESTEE COS INC
$76.2M
ICLRICON PLC
$74.4M
SITESITEONE LANDSCAPE SUPPLY INC
$73.9M
WSTWEST PHARMACEUTICAL SVSC INC
$73.5M
EWBCEAST WEST BANCORP INC
$70.3M
LULULULULEMON ATHLETICA INC
$68.3M
ULTAULTA BEAUTY INC
$65.7M
PARSLEY ENERGY INC
$64.5M
TTCTORO CO
$60.3M
PORTOLA PHARMACEUTICALS INC
$57.2M
CIGICOLLIERS INTL GROUP INC
$57.0M
LQDISHARES TR
$56.5M
1GSNNOVANTA INC
$56.5M
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