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William Blair Investment Management, LLC

Q3 2023 Holdings

Filed 2023-11-09 | 398 holdings | $30.1B | 13F-HR | View on SEC ↗ · Holdings Table ↗

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IssuerClassCUSIPValue ↓Shares% Portfolio
Microsoft Corp(MSFT)COM594918104$1.2B3,802,6564.0%
Taiwan Semiconductor MFG LTD(TSM)SPONSORED ADS874039100$1.0B11,780,1443.4%
Alphabet Inc(GOOGL)CAP STK CL A02079K305$854.9M6,533,2762.8%
Amazon COM Inc(AMZN)COM023135106$693.1M5,452,2552.3%
Mercadolibre Inc(MELI)COM58733R102$521.5M411,3101.7%
Mastercard Incorporated(MA)CL A57636Q104$507.2M1,281,2251.7%
Linde PLC(LIN)SHSG54950103$499.7M1,342,0091.7%
Unitedhealth Group Inc(UNH)COM91324P102$451.7M895,8171.5%
Nvidia Corporation(NVDA)COM67066G104$424.0M974,8241.4%
BWX Technologies Inc(BWXT)COM05605H100$422.1M5,628,8671.4%
Canadian Pacific Kansas City(CP)COM13646K108$414.5M5,569,9261.4%
Encompass Health Corp(EHC)COM29261A100$381.2M5,676,3791.3%
Chart Inds Inc(GTLS)COM16115Q308$286.9M1,696,4111.0%
Crown Hldgs Inc(CCK)COM228368106$278.8M3,151,0580.9%
Chemed Corp New(CHE)COM16359R103$275.9M530,8090.9%
Accenture PLC Ireland(ACN)SHS CLASS AG1151C101$275.5M896,9660.9%
Axon Enterprise Inc(AXON)COM05464C101$271.9M1,366,2670.9%
Merit MED SYS Inc(MMSI)COM589889104$268.9M3,895,6950.9%
Carlyle Group Inc(CG)COM14316J108$267.7M8,877,4280.9%
Icon PLC(ICLR)SHSG4705A100$256.9M1,043,1650.9%
Mercury SYS Inc(MRCY)COM589378108$250.3M6,749,5620.8%
Brinks Co(BCO)COM109696104$249.8M3,439,5030.8%
Salesforce Inc(CRM)COM79466L302$248.3M1,224,6910.8%
CF Inds Hldgs Inc(CF)COM125269100$247.9M2,891,6750.8%
Lululemon Athletica Inc(LULU)COM550021109$247.2M640,9890.8%
Costco Whsl Corp New(COST)COM22160K105$247.2M437,5010.8%
Intuit(INTU)COM461202103$238.1M466,0120.8%
Casella Waste SYS Inc(CWST)CL A147448104$232.5M3,047,2650.8%
Intuitive Surgical Inc(ISRG)COM NEW46120E602$223.1M763,1870.7%
Live Nation Entertainment in(LYV)COM538034109$221.9M2,671,7030.7%
Pool Corp(POOL)COM73278L105$216.0M606,6780.7%
Lancaster Colony Corp(MZTI)COM513847103$215.8M1,307,6120.7%
Acadia Healthcare Company in(ACHC)COM00404A109$215.1M3,058,9160.7%
Builders Firstsource Inc(BLDR)COM12008R107$214.7M1,724,7740.7%
Zoetis Inc(ZTS)CL A98978V103$213.7M1,228,2520.7%
Guidewire Software Inc(GWRE)COM40171V100$211.6M2,350,8230.7%
New Fortress Energy Inc(NFE)COM CL A644393100$205.7M6,275,8470.7%
Cameco Corp(CCJ)COM13321L108$194.7M4,912,0190.6%
Servicenow Inc(NOW)COM81762P102$194.3M347,6870.6%
Healthequity Inc(HQY)COM42226A107$193.2M2,645,2440.6%
Palo Alto Networks Inc(PANW)COM697435105$190.7M813,5000.6%
Chipotle Mexican Grill Inc(CMG)COM169656105$187.1M102,1350.6%
Tradeweb Mkts Inc(TW)CL A892672106$182.6M2,277,1620.6%
Monster Beverage Corp New(MNST)COM61174X109$181.7M3,431,7850.6%
Freshpet Inc(FRPT)COM358039105$180.6M2,740,7080.6%
Ferrari N V(RACE)COMN3167Y103$180.4M610,4290.6%
Dynatrace Inc(DT)COM NEW268150109$179.2M3,835,2320.6%
Heico Corp New(HEI/A)CL A422806208$173.2M1,340,0180.6%
Nice LTD(NSY)SPONSORED ADR653656108$172.9M1,017,4060.6%
Apollo Global Mgmt Inc(APO)COM03769M106$170.8M1,902,9720.6%
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