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William Blair Investment Management, LLC

Q3 2019 Holdings

Filed 2019-11-12 | 357 holdings | $2.2B | 13F-HR | View on SEC ↗ · Holdings Table ↗

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IssuerClassCUSIPValue ↓Shares% Portfolio
Alibaba Group Hldg LTD(BABA)SPONSORED ADS01609W102$1.0B5,991,33144.6%
Burlington Stores Inc(BURL)COM122017106$301.7M1,509,85913.4%
BJS Whsl Club Hldgs Inc(BJ)COM05550J101$226.0M8,735,06410.1%
Crown Holdings Inc(CCK)COM228368106$199.9M3,026,6608.9%
Adobe Inc(ADBE)COM00724F101$94.5M341,9904.2%
Costco Whsl Corp New(COST)COM22160K105$38.9M135,1821.7%
Curtiss Wright Corp(CW)COM231561101$31.5M243,7621.4%
Darling Ingredients Inc(DAR)COM237266101$28.2M1,472,8261.3%
Advanced Micro Devices Inc(AMD)COM007903107$26.7M919,7281.2%
Conmed Corp(CNMD)COM207410101$25.7M266,9601.1%
Blue Bird Corp(BLBD)COM095306106$25.2M1,322,5201.1%
Boot Barn Hldgs Inc(BOOT)COM099406100$24.1M689,6351.1%
Autodesk Inc(ADSK)COM052769106$22.4M151,8201.0%
Agilysys Inc(AGYS)COM00847J105$22.3M870,0641.0%
Cracker Barrel Old Ctry Stor(CBRL)COM22410J106$19.0M117,0140.8%
Casella Waste SYS Inc(CWST)CL A147448104$17.8M413,6160.8%
Cavco Inds Inc del(CVCO)COM149568107$17.8M92,4060.8%
Codexis Inc(CDXS)COM192005106$15.7M1,141,2950.7%
Cryolife Inc(AORT)COM228903100$14.9M548,0790.7%
Centene Corp del(CNC)COM15135B101$14.5M334,4490.6%
Carmax Inc(KMX)COM143130102$13.8M157,2670.6%
Dana Incorporated(DAN)COM235825205$12.5M864,7520.6%
Beigene LTD(ONC)SPONSORED ADR07725L102$9.7M78,9660.4%
Axogen Inc(AXGN)COM05463X106$8.9M712,2680.4%
Aspen Group Inc(ASPU)COM NEW04530L203$6.5M1,243,8140.3%
Caredx Inc(CDNA)COM14167L103$6.3M278,2170.3%
Align Technology Inc(ALGN)COM016255101$1.2M6,6450.1%
Taiwan Semiconductor MFG LTD(TSM)SPONSORED ADS874039100$805.1K17,322,3050.0%
Spdr S&P 500 ETF TR(SPY)TR UNIT78462F103$729.3K2,457,3000.0%
BWX Technologies Inc(BWXT)COM05605H100$408.9K7,147,3480.0%
Brookfield Asset Mgmt IncCL A LTD VT SH112585104$381.8K7,191,9260.0%
Trex Co Inc(TREX)COM89531P105$333.2K3,664,0230.0%
Canadian Natl RY Co(CNI)COM136375102$301.3K3,353,4310.0%
Encompass Health Corp(EHC)COM29261A100$294.3K4,650,6530.0%
Euronet Worldwide Inc(EEFT)COM298736109$289.9K1,981,4750.0%
Netease Inc(NTES)SPONSORED ADS64110W102$279.2K1,048,7680.0%
Martin Marietta Matls Inc(MLM)COM573284106$278.4K1,015,6100.0%
Insulet Corp(PODD)COM45784P101$270.6K1,640,4100.0%
Grand Canyon ED Inc(LOPE)COM38526M106$270.3K2,752,9160.0%
Live Nation Entertainment in(LYV)COM538034109$261.0K3,934,3160.0%
Copart Inc(CPRT)COM217204106$261.0K3,248,5670.0%
Transunion(TRU)COM89400J107$250.5K3,088,8780.0%
Toronto Dominion BK ONT(TD)COM NEW891160509$248.5K4,258,7780.0%
Teledyne Technologies Inc(TDY)COM879360105$247.2K767,7310.0%
Lamb Weston Hldgs Inc(LW)COM513272104$246.8K3,393,9980.0%
Teleflex Inc(TFX)COM879369106$231.1K680,3310.0%
Horizon Therapeutics PUB LTDSHSG46188101$227.1K8,340,4410.0%
Cboe Global Markets Inc(CBOE)COM12503M108$226.5K1,970,6790.0%
Vail Resorts Inc(MTN)COM91879Q109$225.4K990,5230.0%
J2 Global Inc(ZD)COM48123V102$220.8K2,431,2870.0%
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