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Westfield Capital Management Co LP

Q3 2023 Holdings

Filed 2023-11-13 | 234 holdings | $14.7B | 13F-HR | View on SEC ↗ · Holdings Table ↗

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IssuerClassCUSIPValue ↓Shares% Portfolio
Apple Inc(AAPL)COM037833100$448.7M2,620,8323.1%
Alphabet Inc(GOOGL)CAP STK CL A02079K305$427.0M3,263,0442.9%
Microsoft Corp(MSFT)COM594918104$423.9M1,342,5362.9%
Ascendis Pharma A/S(ASND)SPONSORED ADR04351P101$356.0M3,802,1772.4%
Amazon COM Inc(AMZN)COM023135106$302.6M2,380,2242.1%
Nvidia Corporation(NVDA)COM67066G104$277.9M638,9701.9%
Transdigm Group Inc(TDG)COM893641100$273.1M323,9381.9%
Visa Inc(V)COM CL A92826C839$252.8M1,099,0581.7%
Meta Platforms Inc(META)CL A30303M102$220.6M734,6881.5%
Unitedhealth Group Inc(UNH)COM91324P102$217.2M430,8021.5%
Dexcom Inc(DXCM)COM252131107$172.4M1,847,8651.2%
Servicenow Inc(NOW)COM81762P102$169.7M303,6471.2%
Builders Firstsource Inc(BLDR)COM12008R107$158.5M1,273,5701.1%
Saia Inc(SAIA)COM78709Y105$154.1M386,4961.0%
Ametek Inc(AME)COM031100100$153.7M1,040,0331.0%
ELI Lilly & Co(LLY)COM532457108$153.6M286,0151.0%
Inspire MED SYS Inc(INSP)COM457730109$145.3M732,4001.0%
LPL Finl Hldgs Inc(LPLA)COM50212V100$142.4M599,1041.0%
Fortinet Inc(FTNT)COM34959E109$141.6M2,412,4181.0%
Axon Enterprise Inc(AXON)COM05464C101$138.5M696,1930.9%
Icon PLC(ICLR)SHSG4705A100$136.9M556,0170.9%
Splunk Inc(SPLKCHF)COM848637104$136.0M929,9750.9%
Hubbell Inc(HUBB)COM443510607$133.2M424,8950.9%
Chipotle Mexican Grill Inc(CMG)COM169656105$133.1M72,6820.9%
BIO RAD Labs Inc(BIO)CL A090572207$129.9M362,3280.9%
Willscot Mobil Mini Hldng Co(WSC)COM CL A971378104$124.9M3,003,3080.9%
Option Care Health Inc(OPCH)COM NEW68404L201$121.2M3,747,3880.8%
F5 Inc(FFIV)COM315616102$120.6M748,1180.8%
Costco Whsl Corp New(COST)COM22160K105$116.2M205,6170.8%
Home Depot Inc(HD)COM437076102$115.8M383,0990.8%
Salesforce Inc(CRM)COM79466L302$115.6M570,1760.8%
Lincoln Elec Hldgs Inc(LECO)COM533900106$112.7M619,9740.8%
Flywire Corporation(FLYW)COM VTG302492103$112.1M3,514,1120.8%
Legend Biotech Corp(LEGN)SPONSORED ADS52490G102$112.0M1,668,1500.8%
Genpact Limited(G)SHSG3922B107$106.7M2,948,4330.7%
Marvell Technology Inc(MRVL)COM573874104$106.2M1,962,7870.7%
Insulet Corp(PODD)COM45784P101$101.6M637,2610.7%
Smartsheet Inc(SMARGBP)COM CL A83200N103$100.4M2,482,4300.7%
Tenable Hldgs Inc(TENB)COM88025T102$98.3M2,195,0920.7%
Sarepta Therapeutics Inc(SRPT)COM803607100$97.8M806,4000.7%
Hubspot Inc(HUBS)COM443573100$95.3M193,5320.6%
Hexcel Corp New(HXL)COM428291108$95.3M1,462,2930.6%
Global Pmts Inc(GPN)COM37940X102$93.4M809,8100.6%
Visteon Corp(VC)COM NEW92839U206$91.7M664,1370.6%
Cadence Design System Inc(CDNS)COM127387108$91.3M389,7970.6%
Lantheus Hldgs Inc(LNTH)COM516544103$89.9M1,294,3910.6%
Tesla Inc(TSLA)COM88160R101$89.9M359,3140.6%
Avantor Inc(AVTR)COM05352A100$89.5M4,246,9460.6%
Constellation Brands Inc(STZ)CL A21036P108$87.8M349,3820.6%
Nice LTD(NSY)SPONSORED ADR653656108$86.9M511,0200.6%
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