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Westfield Capital Management Co LP

Q4 2025 Holdings

Filed 2026-02-11 | 241 holdings | $24.0B | 13F-HR | View on SEC ↗ · Holdings Table ↗

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IssuerClassCUSIPValue ↓Shares% Portfolio
Nvidia Corporation(NVDA)COM67066G104$1.1B5,951,0494.6%
Ascendis Pharma A/S(ASND)SPONSORED ADR04351P101$1.1B5,185,6964.6%
Apple Inc(AAPL)COM037833100$890.2M3,274,3183.7%
Microsoft Corp(MSFT)COM594918104$784.1M1,621,2193.3%
Alphabet Inc(GOOGL)CAP STK CL A02079K305$681.9M2,178,4782.8%
Comfort SYS USA Inc(FIX)COM199908104$624.2M668,8352.6%
Amazon COM Inc(AMZN)COM023135106$538.0M2,330,7702.2%
Axon Enterprise Inc(AXON)COM05464C101$472.1M831,1772.0%
Ftai Aviation LTD(FTAI)SHSG3730V105$462.7M2,350,6251.9%
Howmet Aerospace Inc(HWM)COM443201108$455.0M2,219,1251.9%
Meta Platforms Inc(META)CL A30303M102$432.5M655,2831.8%
Broadcom Inc(AVGO)COM11135F101$385.0M1,112,3181.6%
Vertiv Holdings Co(VRT)COM CL A92537N108$369.0M2,277,7161.5%
ELI Lilly & Co(LLY)COM532457108$298.3M277,5491.2%
Tapestry Inc(TPR)COM876030107$268.1M2,098,1041.1%
Revolution Medicines Inc(RVMD)COM76155X100$226.6M2,845,0130.9%
Servicenow Inc(NOW)COM81762P102$226.2M1,476,8030.9%
LPL Finl Hldgs Inc(LPLA)COM50212V100$223.4M625,5620.9%
Visa Inc(V)COM CL A92826C839$211.8M603,9260.9%
Bank America Corp(BAC)COM060505104$210.3M3,823,6090.9%
Tesla Inc(TSLA)COM88160R101$207.6M461,6750.9%
Masimo Corp(MASI)COM574795100$198.0M1,522,0490.8%
Ares Management Corporation(ARES)CL A COM STK03990B101$186.1M1,151,2000.8%
Ametek Inc(AME)COM031100100$184.8M900,2160.8%
Rocket LAB Corp(RKLB)COM773121108$180.8M2,592,4430.8%
Semtech Corp(SMTC)COM816850101$180.4M2,448,6120.8%
Healthequity Inc(HQY)COM42226A107$178.9M1,952,4520.7%
Fifth Third Bancorp(FITB)COM316773100$175.4M3,746,9260.7%
Autozone Inc(AZO)COM053332102$173.4M51,1220.7%
Marvell Technology Inc(MRVL)COM573874104$165.5M1,947,8070.7%
Natera Inc(NTRA)COM632307104$163.7M714,6920.7%
Vaxcyte Inc(PCVX)COM92243G108$163.3M3,539,7170.7%
Casella Waste SYS Inc(CWST)CL A147448104$163.1M1,665,2260.7%
Netflix Inc(NFLX)COM64110L106$149.8M1,597,5470.6%
Dynatrace Inc(DT)COM NEW268150109$145.5M3,356,7080.6%
Snowflake Inc(SNOW)COM SHS833445109$142.4M649,1050.6%
Hubspot Inc(HUBS)COM443573100$141.3M352,1540.6%
Samsara Inc(IOT)COM CL A79589L106$140.2M3,953,9700.6%
Abivax SA(ABVX)SPONSORED ADS00370M103$136.2M1,009,9660.6%
Rhythm Pharmaceuticals Inc(RYTM)COM76243J105$135.6M1,267,1580.6%
Taiwan Semiconductor MFG LTD(TSM)SPONSORED ADS874039100$135.6M446,1950.6%
MKS Inc.(MKSI)COM55306N104$134.2M839,7730.6%
Legend Biotech Corp(LEGN)SPONSORED ADS52490G102$134.0M6,164,6770.6%
Commvault SYS Inc(CVLT)COM204166102$132.5M1,057,0770.6%
Genedx Holdings Corp(WGS)COM CL A81663L200$132.4M1,018,2610.6%
API Group Corp(APG)COM STK00187Y100$132.1M3,453,3550.6%
Atlassian Corporation(TEAM)CL A049468101$131.7M812,2150.5%
Adma Biologics Inc(ADMA)COM000899104$127.6M6,992,9070.5%
Regal Rexnord Corporation(RRX)COM758750103$125.3M893,1000.5%
Royal Caribbean Group(RCL)COMV7780T103$125.1M448,6530.5%
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