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Westfield Capital Management Co LP

Q2 2018 Holdings

Filed 2018-08-13 | 243 holdings | $882.7M | 13F-HR | View on SEC ↗ · Holdings Table ↗

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IssuerClassCUSIPValue ↓Shares% Portfolio
Constellation Brands Inc(STZ)CL A21036P108$146.1M667,63516.6%
Adobe SYS Inc(ADBE)COM00724F101$127.4M522,68514.4%
Costco Whsl Corp New(COST)COM22160K105$118.4M566,73813.4%
Biogen Inc(BIIB)COM09062X103$79.0M272,1848.9%
BIO RAD Labs Inc(BIO)CL A090572207$75.5M261,5628.6%
Alibaba Group Hldg LTD(BABA)SPONSORED ADS01609W102$57.1M307,5116.5%
Burlington Stores Inc(BURL)COM122017106$41.3M274,6404.7%
Commvault Systems Inc(CVLT)COM204166102$40.6M615,9844.6%
Autodesk Inc(ADSK)COM052769106$37.6M286,8014.3%
Builders Firstsource Inc(BLDR)COM12008R107$33.1M1,811,0603.8%
Bright Horizons FAM SOL in D(BFAM)COM109194100$28.4M276,9783.2%
Ascendis Pharma A S(ASND)SPONSORED ADR04351P101$28.2M424,5753.2%
Alnylam Pharmaceuticals Inc(ALNY)COM02043Q107$22.5M228,1402.5%
Ciena Corp(CIEN)COM NEW171779309$19.9M751,6612.3%
Aclaris Therapeutics Inc(ACRS)COM00461U105$15.0M750,6041.7%
Amazon COM Inc(AMZN)COM023135106$374.1K220,0850.0%
Apple Inc(AAPL)COM037833100$341.9K1,847,1540.0%
Facebook Inc(META)CL A30303M102$308.6K1,588,0250.0%
Visa Inc(V)COM CL A92826C839$254.6K1,922,2140.0%
Microsoft Corp(MSFT)COM594918104$249.8K2,532,7930.0%
Alphabet Inc(GOOG)CAP STK CL C02079K107$232.3K208,2050.0%
Cooper COS IncCOM NEW216648402$197.8K840,2660.0%
AndeavorCOM03349M105$197.3K1,503,7530.0%
Mettler Toledo International(MTD)COM592688105$195.4K337,7480.0%
Alphabet Inc(GOOGL)CAP STK CL A02079K305$187.0K165,6400.0%
Home Depot Inc(HD)COM437076102$182.8K937,1880.0%
Ametek Inc New(AME)COM031100100$175.9K2,437,5220.0%
Unitedhealth Group Inc(UNH)COM91324P102$173.4K706,8450.0%
Salesforce COM Inc(CRM)COM79466L302$170.9K1,252,9840.0%
Boeing Co(BA)COM097023105$170.5K508,2680.0%
Union PAC Corp(UNP)COM907818108$168.9K1,191,8220.0%
Jazz Pharmaceuticals PLC(JAZZ)SHS USDG50871105$152.3K883,9610.0%
Vertex Pharmaceuticals Inc(VRTX)COM92532F100$148.2K871,8560.0%
Servicenow Inc(NOW)COM81762P102$147.4K854,7470.0%
Medicines CoCOM584688105$120.4K3,281,1830.0%
Dowdupont IncCOM26078J100$119.1K1,807,3060.0%
Hunt J B Trans Svcs Inc(JBHT)COM445658107$118.7K976,4620.0%
Teledyne Technologies Inc(TDY)COM879360105$118.5K595,3880.0%
Ingersoll-Rand PLC(IR)SHSG47791101$118.2K1,317,4730.0%
Progressive Corp Ohio(PGR)COM743315103$116.2K1,963,6550.0%
Marriott Intl Inc New(MAR)CL A571903202$114.6K904,8930.0%
EOG RES Inc(EOG)COM26875P101$111.7K897,7290.0%
Celgene Corp(CELG)COM151020104$111.6K1,405,1430.0%
Mastercard Incorporated(MA)CL A57636Q104$111.2K565,6680.0%
Illinois Tool WKS Inc(ITW)COM452308109$107.9K778,6140.0%
Celanese Corp del(CE)COM SER A150870103$106.4K957,5990.0%
Broadcom Inc(AVGO)COM11135F101$105.1K433,0790.0%
United Contl Hldgs Inc(UAL)COM910047109$101.5K1,456,2280.0%
S&P Global Inc(SPGI)COM78409V104$100.1K490,7760.0%
Thermo Fisher Scientific Inc(TMO)COM883556102$99.7K481,4600.0%
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