Westfield Capital Management Company

Latest statistics and disclosures from Westfield Capital Management's latest quarterly 13F-HR filing:

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Portfolio Holdings for Westfield Capital Management

Westfield Capital Management holds 235 positions in its portfolio as reported in the September 2025 quarterly 13F filing

Company (Ticker) Portfolio Weight Valued At Change in Shares Share Count Share Price
NVIDIA Corporation (NVDA) 5.1 $1.2B -13% 6.5M 186.58
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Ascendis Pharma A/s Sponsored Adr (ASND) 4.4 $1.0B -3% 5.3M 198.81
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Microsoft Corporation (MSFT) 3.7 $883M -2% 1.7M 517.95
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Apple (AAPL) 3.6 $849M -4% 3.3M 254.63
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Comfort Systems USA (FIX) 2.9 $688M -11% 833k 825.18
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Meta Platforms Cl A (META) 2.4 $564M -10% 768k 734.38
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Amazon (AMZN) 2.3 $558M -18% 2.5M 219.57
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Alphabet Cap Stk Cl A (GOOGL) 2.3 $546M -12% 2.2M 243.10
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Axon Enterprise (AXON) 2.2 $523M -7% 729k 717.64
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Howmet Aerospace (HWM) 1.7 $394M +4% 2.0M 196.23
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Broadcom (AVGO) 1.6 $385M -12% 1.2M 329.91
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Ftai Aviation SHS (FTAI) 1.5 $356M +11% 2.1M 166.86
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Vertiv Holdings Com Cl A (VRT) 1.4 $339M -14% 2.2M 150.86
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TransDigm Group Incorporated (TDG) 1.2 $287M -24% 218k 1318.02
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Tapestry (TPR) 1.2 $278M -28% 2.5M 113.22
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Netflix (NFLX) 1.2 $277M -8% 231k 1198.92
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Semtech Corporation (SMTC) 1.0 $242M +23% 3.4M 71.45
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Visa Com Cl A (V) 1.0 $241M -11% 706k 341.38
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Servicenow (NOW) 1.0 $239M -12% 260k 920.28
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Marvell Technology (MRVL) 0.9 $220M NEW 2.6M 84.07
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Eli Lilly & Co. (LLY) 0.9 $211M -9% 277k 763.00
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Masimo Corporation (MASI) 0.9 $209M +20% 1.4M 147.55
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Merus N V (MRUS) 0.8 $201M +4% 2.1M 94.15
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Bank of America Corporation (BAC) 0.8 $199M -8% 3.9M 51.59
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Legend Biotech Corp Sponsored Ads (LEGN) 0.8 $199M -5% 6.1M 32.61
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AutoZone (AZO) 0.8 $196M +19% 46k 4290.23
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Lpl Financial Holdings (LPLA) 0.8 $192M -26% 576k 332.69
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Tesla Motors (TSLA) 0.8 $180M -7% 404k 444.72
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Regal-beloit Corporation (RRX) 0.7 $175M +40% 1.2M 143.44
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Oracle Corporation (ORCL) 0.7 $169M -11% 600k 281.24
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Roblox Corp Cl A (RBLX) 0.7 $165M +4% 1.2M 138.52
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Ares Management Corporation Cl A Com Stk (ARES) 0.7 $164M -4% 1.0M 159.89
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Ge Vernova (GEV) 0.7 $163M -18% 266k 614.90
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Healthequity (HQY) 0.7 $163M +35% 1.7M 94.77
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Dynatrace Com New (DT) 0.7 $162M +13% 3.3M 48.45
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Coherent Corp (COHR) 0.7 $159M +90% 1.5M 107.72
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Casella Waste Sys Cl A (CWST) 0.7 $156M +6% 1.6M 94.88
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Dex (DXCM) 0.7 $156M -2% 2.3M 67.29
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CommVault Systems (CVLT) 0.6 $148M +135% 786k 188.78
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Pure Storage Cl A (PSTG) 0.6 $147M +69% 1.8M 83.81
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Sharkninja Com Shs (SN) 0.6 $145M 1.4M 103.15
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Bloom Energy Corp Com Cl A (BE) 0.6 $142M NEW 1.7M 84.57
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Samsara Com Cl A (IOT) 0.6 $142M +7% 3.8M 37.25
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Vaxcyte (PCVX) 0.6 $135M +21% 3.7M 36.02
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Monday SHS (MNDY) 0.6 $134M +7% 693k 193.69
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Taiwan Semiconductor Mfg Sponsored Ads (TSM) 0.5 $131M -19% 467k 279.29
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Primoris Services (PRIM) 0.5 $130M +44% 947k 137.33
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Snowflake Com Shs (SNOW) 0.5 $130M +53% 575k 225.55
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Revolution Medicines (RVMD) 0.5 $117M +52% 2.5M 46.70
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Rocket Lab Corp (RKLB) 0.5 $117M +3% 2.4M 47.91
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Procore Technologies (PCOR) 0.5 $112M +2% 1.5M 72.92
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Palantir Technologies Cl A (PLTR) 0.5 $111M +8531% 607k 182.42
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Roku Com Cl A (ROKU) 0.5 $110M 1.1M 100.13
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Royal Caribbean Cruises (RCL) 0.5 $109M -4% 337k 323.58
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International Paper Company (IP) 0.5 $109M 2.3M 46.40
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Rhythm Pharmaceuticals (RYTM) 0.5 $108M -34% 1.1M 100.99
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Doordash Cl A (DASH) 0.4 $107M +6% 394k 271.99
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Live Nation Entertainment (LYV) 0.4 $106M -4% 646k 163.40
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Heico Corp Cl A (HEI.A) 0.4 $104M +13% 410k 254.09
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Nextracker Class A Com (NXT) 0.4 $103M +6% 1.4M 73.99
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Cloudflare Cl A Com (NET) 0.4 $103M +7% 481k 214.59
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Karman Hldgs Common Stock (KRMN) 0.4 $103M NEW 1.4M 72.20
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Birkenstock Holding Com Shs (BIRK) 0.4 $102M +34% 2.3M 45.25
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AmerisourceBergen (COR) 0.4 $102M +21% 326k 312.53
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Quanta Services (PWR) 0.4 $102M +44% 246k 414.42
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Itt (ITT) 0.4 $102M -13% 568k 178.76
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Glaukos (GKOS) 0.4 $100M +5% 1.2M 81.55
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Msci (MSCI) 0.4 $100M +21% 175k 567.41
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Transunion (TRU) 0.4 $99M +27% 1.2M 83.78
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Vistra Energy (VST) 0.4 $97M -5% 493k 195.92
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Descartes Sys Grp (DSGX) 0.4 $94M +54% 1.0M 94.23
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Natera (NTRA) 0.4 $93M -14% 576k 160.97
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Kratos Defense & Sec Solutio Com New (KTOS) 0.4 $92M NEW 1.0M 91.37
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Xpo Logistics Inc equity (XPO) 0.4 $90M +84% 695k 129.27
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O'reilly Automotive (ORLY) 0.4 $88M +33% 817k 107.81
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Topbuild (BLD) 0.4 $88M NEW 225k 390.86
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Kkr & Co (KKR) 0.4 $87M NEW 673k 129.95
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Palomar Hldgs (PLMR) 0.4 $86M +81% 739k 116.75
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Costco Wholesale Corporation (COST) 0.4 $85M -36% 92k 925.63
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Key (KEY) 0.4 $84M -4% 4.5M 18.69
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Houlihan Lokey Cl A (HLI) 0.4 $83M +17% 406k 205.32
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UnitedHealth (UNH) 0.3 $83M +4% 241k 345.30
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Arthur J. Gallagher & Co. (AJG) 0.3 $83M -16% 268k 309.74
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Draftkings Com Cl A (DKNG) 0.3 $78M -21% 2.1M 37.40
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Alkami Technology (ALKT) 0.3 $77M +159% 3.1M 24.84
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Option Care Health Com New (OPCH) 0.3 $77M -9% 2.8M 27.76
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Palo Alto Networks (PANW) 0.3 $75M NEW 370k 203.62
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Adma Biologics (ADMA) 0.3 $75M NEW 5.1M 14.66
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Builders FirstSource (BLDR) 0.3 $75M NEW 616k 121.25
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Wynn Resorts (WYNN) 0.3 $74M NEW 574k 128.27
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C H Robinson Worldwide Com New (CHRW) 0.3 $73M NEW 551k 132.40
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Vulcan Materials Company (VMC) 0.3 $73M -4% 237k 307.62
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Genius Sports Shares Cl A (GENI) 0.3 $72M +82% 5.9M 12.38
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Fifth Third Ban (FITB) 0.3 $72M +26% 1.6M 44.55
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Ryan Specialty Holdings Cl A (RYAN) 0.3 $72M 1.3M 56.36
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Blue Owl Capital Com Cl A (OWL) 0.3 $72M -17% 4.2M 16.93
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Rockwell Automation (ROK) 0.3 $71M -4% 204k 349.53
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Primerica (PRI) 0.3 $71M +2% 257k 277.59
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Procept Biorobotics Corp (PRCT) 0.3 $70M +23% 2.0M 35.69
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Insmed Com Par $.01 (INSM) 0.3 $70M -63% 488k 144.01
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Red Rock Resorts Cl A (RRR) 0.3 $70M -14% 1.1M 61.06
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Icon SHS (ICLR) 0.3 $69M +14% 396k 175.00
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Credo Technology Group Holdi Ordinary Shares (CRDO) 0.3 $69M -10% 473k 145.61
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Saia (SAIA) 0.3 $68M +31% 228k 299.36
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Rh (RH) 0.3 $68M NEW 333k 203.16
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Ametek (AME) 0.3 $67M -9% 359k 188.00
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Firstcash Holdings (FCFS) 0.3 $67M NEW 423k 158.42
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Lincoln Electric Holdings (LECO) 0.3 $67M +21% 283k 235.83
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Pinterest Cl A (PINS) 0.3 $65M 2.0M 32.17
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Veeva Sys Cl A Com (VEEV) 0.3 $65M -3% 218k 297.91
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IDEX Corporation (IEX) 0.3 $65M -9% 398k 162.76
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Intercontinental Exchange (ICE) 0.3 $64M -14% 379k 168.48
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Hubspot (HUBS) 0.3 $63M +6% 134k 467.80
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East West Ban (EWBC) 0.3 $63M +24% 590k 106.45
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Synopsys (SNPS) 0.3 $63M +16% 127k 493.39
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Insulet Corporation (PODD) 0.3 $62M -5% 201k 308.73
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Braze Com Cl A (BRZE) 0.3 $62M +36% 2.2M 28.44
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Globe Life (GL) 0.3 $62M NEW 431k 142.97
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Onto Innovation (ONTO) 0.3 $61M +35% 475k 129.22
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Applied Industrial Technologies (AIT) 0.3 $61M +6% 235k 261.05
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Soleno Therapeutics (SLNO) 0.3 $61M -37% 899k 67.60
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Hilton Worldwide Holdings (HLT) 0.3 $61M -4% 234k 259.44
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Wintrust Financial Corporation (WTFC) 0.3 $61M +3% 457k 132.44
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Kinsale Cap Group (KNSL) 0.3 $60M +21% 142k 425.26
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IDEXX Laboratories (IDXX) 0.3 $60M NEW 94k 638.89
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Fabrinet SHS (FN) 0.2 $59M -75% 163k 364.62
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Twilio Cl A (TWLO) 0.2 $59M -26% 591k 100.09
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Spotify Technology S A SHS (SPOT) 0.2 $59M -5% 84k 698.00
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Genedx Holdings Corp Com Cl A (WGS) 0.2 $59M -7% 544k 107.74
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Technipfmc (FTI) 0.2 $58M 1.5M 39.45
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Jabil Circuit (JBL) 0.2 $58M NEW 266k 217.17
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TTM Technologies (TTMI) 0.2 $57M NEW 994k 57.60
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Clean Harbors (CLH) 0.2 $57M +26% 244k 232.22
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CSX Corporation (CSX) 0.2 $57M -4% 1.6M 35.51
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Mongodb Cl A (MDB) 0.2 $56M -44% 181k 310.38
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Irhythm Technologies (IRTC) 0.2 $56M +11% 324k 171.99
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M/a (MTSI) 0.2 $54M -38% 437k 124.49
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Imax Corp Cad (IMAX) 0.2 $53M NEW 1.6M 32.75
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Brinker International (EAT) 0.2 $53M -66% 416k 126.68
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Burlington Stores (BURL) 0.2 $52M -3% 206k 254.50
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Talen Energy Corp (TLN) 0.2 $52M -34% 123k 425.38
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Avient Corp (AVNT) 0.2 $52M 1.6M 32.95
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Atlassian Corporation Cl A (TEAM) 0.2 $52M +56% 322k 159.70
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Affirm Hldgs Com Cl A (AFRM) 0.2 $51M 702k 73.08
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Lattice Semiconductor (LSCC) 0.2 $51M NEW 697k 73.32
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Stepstone Group Com Cl A (STEP) 0.2 $51M NEW 779k 65.31
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Waste Connections (WCN) 0.2 $51M -13% 289k 175.80
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Shift4 Pmts Cl A (FOUR) 0.2 $51M -3% 654k 77.40
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Rambus (RMBS) 0.2 $51M -49% 485k 104.20
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Fair Isaac Corporation (FICO) 0.2 $49M -23% 33k 1496.52
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Xenon Pharmaceuticals (XENE) 0.2 $48M +4% 1.2M 40.15
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89bio (ETNB) 0.2 $48M -2% 3.3M 14.70
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F.N.B. Corporation (FNB) 0.2 $48M NEW 3.0M 16.11
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Northern Oil And Gas Inc Mn (NOG) 0.2 $47M +9% 1.9M 24.80
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Diamondback Energy (FANG) 0.2 $46M -5% 320k 143.10
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Vita Coco Co Inc/the (COCO) 0.2 $45M NEW 1.1M 42.47
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Silicon Laboratories (SLAB) 0.2 $45M NEW 342k 131.13
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Bio Rad Labs Cl A (BIO) 0.2 $44M +11% 156k 280.39
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Willscot Hldgs Corp Com Cl A (WSC) 0.2 $43M -28% 2.0M 21.11
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Permian Resources Corp Class A Com (PR) 0.2 $43M 3.4M 12.80
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Entegris (ENTG) 0.2 $43M -15% 460k 92.46
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Calix (CALX) 0.2 $42M +134% 684k 61.37
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Niq Global Intelligence Ordinary Shares 0.2 $41M NEW 2.6M 15.70
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Robinhood Mkts Com Cl A (HOOD) 0.2 $41M -24% 288k 143.18
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Alnylam Pharmaceuticals (ALNY) 0.2 $40M -52% 88k 456.00
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RadNet (RDNT) 0.2 $40M NEW 526k 76.21
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MKS Instruments (MKSI) 0.2 $40M NEW 323k 123.77
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J.B. Hunt Transport Services (JBHT) 0.2 $40M -5% 297k 134.17
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Kyndryl Hldgs Common Stock (KD) 0.2 $40M -44% 1.3M 30.03
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Toast Cl A (TOST) 0.2 $38M -35% 1.0M 36.51
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Astera Labs (ALAB) 0.2 $38M NEW 193k 195.80
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FormFactor (FORM) 0.2 $37M NEW 1.0M 36.42
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Core Scientific (CORZ) 0.2 $36M 2.0M 17.94
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Targa Res Corp (TRGP) 0.1 $31M -4% 182k 167.54
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The Baldwin Insurance Grp In Com Cl A (BWIN) 0.1 $30M -12% 1.1M 28.21
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Spx Corp (SPXC) 0.1 $27M +6% 146k 186.78
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Riot Blockchain (RIOT) 0.1 $26M -21% 1.4M 19.03
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Bicycle Therapeutics Sponsored Ads (BCYC) 0.1 $23M +6% 3.0M 7.74
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Ionq Inc Pipe (IONQ) 0.1 $23M -45% 368k 61.50
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Check Point Software Tech Lt Ord (CHKP) 0.1 $21M -85% 100k 206.91
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Nxp Semiconductors N V (NXPI) 0.1 $21M NEW 90k 227.73
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Super Micro Computer Com New (SMCI) 0.1 $17M NEW 359k 47.94
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Pattern Group Com Ser A 0.1 $16M NEW 1.1M 13.70
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Mueller Industries (MLI) 0.1 $13M -15% 128k 101.11
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Williams Companies (WMB) 0.1 $13M +13% 201k 63.35
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Alphabet Cap Stk Cl C (GOOG) 0.0 $9.9M -28% 41k 243.55
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Coca-Cola Company (KO) 0.0 $9.0M -15% 136k 66.32
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Cintas Corporation (CTAS) 0.0 $8.9M -15% 43k 205.26
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Mitsubishi Ufj Finl Group In Sponsored Ads (MUFG) 0.0 $8.2M -15% 517k 15.94
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Sumitomo Mitsui Finl Group I Sponsored Adr (SMFG) 0.0 $7.7M -15% 460k 16.74
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Wells Fargo & Company (WFC) 0.0 $7.4M +71% 88k 83.82
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TJX Companies (TJX) 0.0 $7.2M -15% 50k 144.54
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Ameriprise Financial (AMP) 0.0 $7.2M -15% 15k 491.25
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Raymond James Financial (RJF) 0.0 $6.9M 40k 172.60
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Trane Technologies SHS (TT) 0.0 $6.7M +1075% 16k 421.96
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Wal-Mart Stores (WMT) 0.0 $6.7M 65k 103.06
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Thermo Fisher Scientific (TMO) 0.0 $6.6M 14k 485.02
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M&T Bank Corporation (MTB) 0.0 $6.0M -16% 31k 197.62
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Rollins (ROL) 0.0 $5.9M -94% 101k 58.74
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Medtronic SHS (MDT) 0.0 $5.9M -16% 62k 95.24
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Stag Industrial (STAG) 0.0 $5.9M -29% 166k 35.29
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Welltower Inc Com reit (WELL) 0.0 $5.7M NEW 32k 178.14
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First Ctzns Bancshares Inc D Cl A (FCNCA) 0.0 $5.7M 3.2k 1789.16
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Goldman Sachs (GS) 0.0 $5.7M NEW 7.1k 796.35
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Hershey Company (HSY) 0.0 $5.5M NEW 29k 187.05
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Parker-Hannifin Corporation (PH) 0.0 $5.4M NEW 7.2k 758.15
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Nextera Energy (NEE) 0.0 $5.3M -19% 71k 75.49
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Cardinal Health (CAH) 0.0 $5.3M NEW 34k 156.96
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F5 Networks (FFIV) 0.0 $5.2M +9% 16k 323.19
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McKesson Corporation (MCK) 0.0 $5.2M -15% 6.7k 772.54
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Cme (CME) 0.0 $5.1M NEW 19k 270.19
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Ciena Corp Com New (CIEN) 0.0 $4.6M 32k 145.67
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Kroger (KR) 0.0 $4.3M NEW 64k 67.41
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Waste Management (WM) 0.0 $4.1M NEW 19k 220.83
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Gartner (IT) 0.0 $3.8M -93% 14k 262.87
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Expedia Group Com New (EXPE) 0.0 $3.6M NEW 17k 213.75
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Home Depot (HD) 0.0 $2.4M +6% 6.0k 405.19
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Ranpak Holdings Corp Com Cl A (PACK) 0.0 $2.3M 407k 5.62
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Maplebear (CART) 0.0 $1.9M -96% 51k 36.76
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Abbvie (ABBV) 0.0 $1.8M NEW 7.9k 231.54
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Berkshire Hathaway Inc Del Cl B New (BRK.B) 0.0 $1.2M 2.4k 502.74
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Booking Holdings (BKNG) 0.0 $1.1M 210.00 5399.27
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Danaher Corporation (DHR) 0.0 $982k -69% 5.0k 198.26
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International Business Machines (IBM) 0.0 $937k 3.3k 282.16
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Applovin Corp Com Cl A (APP) 0.0 $923k 1.3k 718.55
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Plexus (PLXS) 0.0 $752k 5.2k 144.69
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Boston Scientific Corporation (BSX) 0.0 $741k +106% 7.6k 97.63
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MercadoLibre (MELI) 0.0 $732k 313.00 2336.94
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Ishares Silver Tr Ishares (SLV) 0.0 $710k 17k 42.37
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Comerica Incorporated (CMA) 0.0 $587k 8.6k 68.52
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EQT Corporation (EQT) 0.0 $579k 11k 54.43
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Ge Healthcare Technologies I Common Stock (GEHC) 0.0 $325k -99% 4.3k 75.11
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Uniqure Nv SHS (QURE) 0.0 $223k NEW 3.8k 58.37
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Ishares Tr Rus Md Cp Gr Etf (IWP) 0.0 $205k NEW 1.4k 142.43
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Ionis Pharmaceuticals (IONS) 0.0 $202k -67% 3.1k 65.42
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Past Filings by Westfield Capital Management

SEC 13F filings are viewable for Westfield Capital Management going back to 2010

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