Fund HoldingsWESTFIELD CAPITAL MANAGEMENT CO LP

Total Portfolio Value
$17.16B
Total Bought
$3.60B
Total Sold
$2.09B
Net Transaction
+$1.51B
Filing Period:
Securities
SharesValue ($K)
Q3 2023
Q4 2023
Change
Q3 2023
Q4 2023
Weight (%)
Change
MICROSOFT CORP(MSFT)01,557,889+1,557,8890585,8293.41%+585,829
ASCENDIS PHARMA A/S(ASND)3,802,1774,030,634+228,457356,036507,6582.96%+151,622
ABBVIE INC(ABBV)0839,739+839,7390130,1340.76%+130,134
ROSS STORES INC(ROST)0737,649+737,6490102,0830.59%+102,083
COMFORT SYS USA INC(FIX)0426,570+426,570087,7330.51%+87,733
M/I HOMES INC(MHO)977,9221,184,431+206,50982,185163,1440.95%+80,959
BUILDERS FIRSTSOURCE INC(BLDR)01,416,611+1,416,6110236,4891.38%+236,489
MCDONALDS CORP(MCD)0258,231+258,231076,5680.45%+76,568
COSTAR GROUP INC(CSGP)01,398,896+1,398,8960122,2490.71%+122,249
EAST WEST BANCORP INC(EWBC)0940,815+940,815067,6920.39%+67,692
MKS INSTRS INC(MKSI)0589,715+589,715060,6640.35%+60,664
PROCORE TECHNOLOGIES INC(PCOR)0871,057+871,057060,2950.35%+60,295
DRAFTKINGS INC NEW(DKNG)01,687,008+1,687,008059,4670.35%+59,467
MONDAY COM LTD
SHS
0312,490+312,490058,6890.34%+58,689
DEXCOM INC(DXCM)1,847,8651,857,286+9,421172,406230,4711.34%+58,065
INSIGHT ENTERPRISES INC(NSIT)0316,766+316,766056,1280.33%+56,128
SCHWAB CHARLES CORP(SCHW)0813,015+813,015055,9350.33%+55,935
SBA COMMUNICATIONS CORP NEW(SBAC)0211,594+211,594053,6790.31%+53,679
AMAZON COM INC(AMZN)02,334,901+2,334,9010354,7652.07%+354,765
INSULET CORP(PODD)0705,429+705,4290153,0640.89%+153,064
TRANSDIGM GROUP INC(TDG)0320,175+320,1750323,8891.89%+323,889
AXON ENTERPRISE INC(AXON)696,193731,721+35,528138,535189,0251.10%+50,490
EQUINIX INC(EQIX)9,70370,726+61,0237,04756,9620.33%+49,915
WESTERN DIGITAL CORP.(WDC)0925,458+925,458048,4660.28%+48,466
SALESFORCE INC(CRM)0608,116+608,1160160,0200.93%+160,020
MASIMO CORP0818,476+818,476095,9340.56%+95,934
MACOM TECH SOLUTIONS HLDGS I(MTSI)0460,052+460,052042,7620.25%+42,762
VERTIV HOLDINGS CO(VRT)1,249,5341,835,806+586,27246,48388,1740.51%+41,691
ENPHASE ENERGY INC(ENPH)0310,789+310,789041,0680.24%+41,068
VAXCYTE INC(PCVX)1,003,9161,455,593+451,67751,18091,4110.53%+40,232
MARVELL TECHNOLOGY INC(MRVL)02,419,659+2,419,6590145,9300.85%+145,930
SERVICENOW INC(NOW)0296,250+296,2500209,2981.22%+209,298
ZEBRA TECHNOLOGIES CORPORATI(ZBRA)0141,543+141,543038,6880.23%+38,688
REGAL REXNORD CORPORATION(RRX)0255,153+255,153037,7680.22%+37,768
ZSCALER INC(ZS)346,083412,063+65,98053,84791,2970.53%+37,450
LINCOLN ELEC HLDGS INC(LECO)619,974687,841+67,867112,705149,5780.87%+36,873
UBER TECHNOLOGIES INC(UBER)1,577,6311,776,923+199,29272,555109,4050.64%+36,850
REXFORD INDL RLTY INC(REXR)0639,984+639,984035,9030.21%+35,903
META PLATFORMS INC(META)734,688724,433-10,255220,561256,4201.49%+35,860
MGM RESORTS INTERNATIONAL(MGM)02,401,407+2,401,4070107,2950.63%+107,295
AVANTOR INC(AVTR)05,418,922+5,418,9220123,7140.72%+123,714
MERITAGE HOMES CORP(MTH)340,662432,310+91,64841,69475,3080.44%+33,615
ROCKET PHARMACEUTICALS INC4,193,9963,941,859-252,13785,935118,1380.69%+32,203
SENTINELONE INC(S)1,885,4432,325,714+440,27131,78963,8180.37%+32,029
WINTRUST FINL CORP(WTFC)0337,107+337,107031,2670.18%+31,267
APPLE INC(AAPL)02,492,864+2,492,8640479,9512.80%+479,951
LATTICE SEMICONDUCTOR CORP(LSCC)0442,018+442,018030,4950.18%+30,495
VISA INC(V)01,086,319+1,086,3190282,8231.65%+282,823
OPTION CARE HEALTH INC(OPCH)04,482,732+4,482,7320151,0230.88%+151,023
LUMENTUM HLDGS INC(LITE)0566,100+566,100029,6750.17%+29,675
SMARTSHEET INC2,482,4302,706,943+224,513100,439129,4460.75%+29,007
NICE LTD(NICE)0579,249+579,2490115,5660.67%+115,566
BROADCOM INC(AVGO)044,005+44,005049,1210.29%+49,121
WINGSTOP INC(WING)0250,016+250,016064,1490.37%+64,149
PTC INC(PTC)410,467487,544+77,07758,15585,3010.50%+27,146
ALPHABET INC(GOOG)3,263,0443,248,331-14,713427,002453,7592.64%+26,757
TEXAS ROADHOUSE INC(TXRH)0768,526+768,526093,9370.55%+93,937
IDEXX LABS INC(IDXX)0161,104+161,104089,4210.52%+89,421
SAMSARA INC(IOT)1,613,5161,985,589+372,07340,67766,2790.39%+25,602
SILICON MOTION TECHNOLOGY CO(SIMO)0408,149+408,149025,0070.15%+25,007
DYNATRACE INC(DT)01,947,452+1,947,4520106,5060.62%+106,506
SENSATA TECHNOLOGIES HLDG PL
SHS
888,8541,489,729+600,87533,61655,9690.33%+22,353
CCC INTELLIGENT SOLUTIONS HL(CCC)651,2342,711,038+2,059,8048,69430,8790.18%+22,185
NEXTRACKER INC0463,082+463,082021,6950.13%+21,695
WORKDAY INC(WDAY)0376,037+376,0370103,8090.61%+103,809
ICON PLC(ICLR)0558,847+558,8470158,1930.92%+158,193
AXALTA COATING SYS LTD(AXTA)01,671,875+1,671,875056,7940.33%+56,794
AZEK CO INC1,168,2901,462,185+293,89534,74555,9290.33%+21,184
CDW CORP(CDW)328,984377,205+48,22166,37685,7460.50%+19,370
HARMONIC INC(HLIT)01,476,793+1,476,793019,2570.11%+19,257
CASELLA WASTE SYS INC(CWST)0751,553+751,553064,2280.37%+64,228
PROGRESSIVE CORP(PGR)0576,800+576,800091,8730.54%+91,873
PLEXUS CORP(PLXS)142,815298,262+155,44713,27932,2510.19%+18,972
SHIFT4 PMTS INC(FOUR)0771,545+771,545057,3570.33%+57,357
RED ROCK RESORTS INC(RRR)01,386,676+1,386,676073,9510.43%+73,951
TAPESTRY INC(TPR)02,075,458+2,075,458076,3980.45%+76,398
ITT INC(ITT)602,444642,965+40,52158,98576,7190.45%+17,733
FAIR ISAAC CORP(FICO)079,063+79,063092,0300.54%+92,030
CONSTELLATION BRANDS INC(STZ)0435,356+435,3560105,2470.61%+105,247
NVIDIA CORPORATION(NVDA)638,970595,833-43,137277,946295,0681.72%+17,122
DATADOG INC(DDOG)493,343511,031+17,68844,93962,0290.36%+17,090
GLOBAL PMTS INC(GPN)809,810866,920+57,11093,444110,0990.64%+16,655
BICYCLE THERAPEUTICS PLC0917,304+917,304016,5850.10%+16,585
HOME DEPOT INC(HD)0381,839+381,8390132,3260.77%+132,326
CYMABAY THERAPEUTICS INC0700,056+700,056016,5350.10%+16,535
AVIENT CORPORATION(AVNT)01,201,508+1,201,508049,9470.29%+49,947
CHURCHILL DOWNS INC(CHDN)0376,252+376,252050,7680.30%+50,768
HUBSPOT INC(HUBS)0192,010+192,0100111,4690.65%+111,469
FABRINET(FN)208,550264,892+56,34234,74950,4170.29%+15,668
UNION PAC CORP(UNP)0408,634+408,6340100,3690.58%+100,369
SUN CMNTYS INC(SUI)0626,591+626,591083,7440.49%+83,744
INNOVIVA INC(INVA)2,045,0102,614,127+569,11726,56541,9310.24%+15,366
WNS HLDGS LTD741,7931,042,815+301,02250,78365,9060.38%+15,123
MOONLAKE IMMUNOTHERAPEUTICS(MLTX)391,279612,050+220,77122,30336,9620.22%+14,659
REPLIGEN CORP(RGEN)0294,222+294,222052,9010.31%+52,901
HILTON WORLDWIDE HLDGS INC(HLT)0387,679+387,679070,5920.41%+70,592
DIAMONDBACK ENERGY INC(FANG)0351,914+351,914054,5750.32%+54,575
CADENCE DESIGN SYSTEM INC(CDNS)0383,196+383,1960104,3710.61%+104,371
COPART INC(CPRT)1,773,5351,820,250+46,71576,42289,1920.52%+12,771
AMERICAN INTL GROUP INC1,336,3551,381,419+45,06480,98393,5910.55%+12,608
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