MondegarAI
WESTFIELD CAPITAL MANAGEMENT CO LP

Q3 2024 · 13F-HR

WESTFIELD CAPITAL MANAGEMENT CO LPholdings as filed

Filed 2024-11-12 · accession 0001085146-24-005556

$22.13B
Reported value
247
Positions
2024-09-30
Period end
View analyzed profile →PRO

Holdings as filed

CUSIPTickerIssuerValue% port.SharesClassVoting
67066G104NVDANVIDIA CORPORATION$920.2M4.16%7,577,768CommonSOLE
037833100AAPLAPPLE INC$870.8M3.93%3,737,306CommonSOLE
594918104MSFTMICROSOFT CORP$823.8M3.72%1,914,391CommonSOLE
04351P101ASNDUSDASCENDIS PHARMA A/S$766.5M3.46%5,133,766CommonSOLE
023135106AMZNAMAZON COM INC$644.7M2.91%3,459,936CommonSOLE
893641100TDGTRANSDIGM GROUP INC$531.0M2.40%372,061CommonSOLE
30303M102METAMETA PLATFORMS INC$521.9M2.36%911,723CommonSOLE
02079K305GOOGLALPHABET INC$520.5M2.35%3,138,314CommonSOLE
05464C101AXONAXON ENTERPRISE INC$469.7M2.12%1,175,328CommonSOLE
92537N108VRTVERTIV HOLDINGS CO$359.3M1.62%3,611,566CommonSOLE
81762P102NOWSERVICENOW INC$305.8M1.38%341,878CommonSOLE
199908104FIXCOMFORT SYS USA INC$276.4M1.25%708,180CommonSOLE
92826C839VVISA INC$246.6M1.11%896,716CommonSOLE
52490G102LEGNLEGEND BIOTECH CORP$245.5M1.11%5,038,505CommonSOLE
64110L106NFLXNETFLIX INC$222.9M1.01%314,226CommonSOLE
G3730V105FTAIFTAI AVIATION LTD$220.6M1.00%1,660,031CommonSOLE
743315103PGRPROGRESSIVE CORP$210.2M0.95%828,436CommonSOLE
68404L201OPCHOPTION CARE HEALTH INC$203.2M0.92%6,492,152CommonSOLE
11135F101AVGOBROADCOM INC$203.0M0.92%1,176,949CommonSOLE
92243G108PCVXVAXCYTE INC$198.8M0.90%1,739,874CommonSOLE
252131107DXCMDEXCOM INC$190.5M0.86%2,842,057CommonSOLE
55305B101MHOM/I HOMES INC$189.7M0.86%1,107,024CommonSOLE
574795100MASIMASIMO CORP$185.9M0.84%1,394,056CommonSOLE
45784P101PODDINSULET CORP$175.7M0.79%754,872CommonSOLE
G4705A100ICLRICON PLC$170.0M0.77%591,750CommonSOLE
79589L106IOTSAMSARA INC$168.7M0.76%3,506,681CommonSOLE
M7S64H106MNDYMONDAY COM LTD$166.8M0.75%600,379CommonSOLE
516544103LNTHLANTHEUS HLDGS INC$166.7M0.75%1,518,465CommonSOLE
50212V100LPLALPL FINL HLDGS INC$165.4M0.75%710,867CommonSOLE
758750103RRXREGAL REXNORD CORPORATION$162.5M0.73%979,521CommonSOLE
874039100TSMTAIWAN SEMICONDUCTOR MFG LTD$162.3M0.73%934,256CommonSOLE
169656105CMGCHIPOTLE MEXICAN GRILL INC$155.8M0.70%2,703,951CommonSOLE
03990B101ARESARES MANAGEMENT CORPORATION$154.7M0.70%992,474CommonSOLE
803054204SAPSAP SE$149.8M0.68%653,928CommonSOLE
26142V105DKNGDRAFTKINGS INC NEW$145.0M0.65%3,698,026CommonSOLE
127387108CDNSCADENCE DESIGN SYSTEM INC$144.6M0.65%533,449CommonSOLE
268150109DTDYNATRACE INC$144.6M0.65%2,703,772CommonSOLE
907818108UNPUNION PAC CORP$140.5M0.63%569,862CommonSOLE
88160R101TSLATESLA INC$136.4M0.62%521,524CommonSOLE
55405Y100MTSIMACOM TECH SOLUTIONS HLDGS I$134.7M0.61%1,210,547CommonSOLE
60937P106MDBMONGODB INC$134.2M0.61%496,248CommonSOLE
78709Y105SAIASAIA INC$132.7M0.60%303,582CommonSOLE
22160K105COSTCOSTCO WHSL CORP NEW$131.0M0.59%147,816CommonSOLE
09581B103OWLBLUE OWL CAPITAL INC$130.4M0.59%6,736,287CommonSOLE
866674104SUISUN CMNTYS INC$129.7M0.59%959,879CommonSOLE
82452J109FOURSHIFT4 PMTS INC$128.9M0.58%1,455,085CommonSOLE
026874784AIGAMERICAN INTL GROUP INC$127.7M0.58%1,743,999CommonSOLE
79466L302CRMSALESFORCE INC$127.2M0.57%464,634CommonSOLE
00287Y109ABBVABBVIE INC$125.2M0.57%633,750CommonSOLE
N07059210ASMLASML HOLDING N V$123.6M0.56%148,377CommonSOLE
778296103ROSTROSS STORES INC$118.5M0.54%787,100CommonSOLE
69370C100PTCPTC INC$117.5M0.53%650,151CommonSOLE
303250104FICOFAIR ISAAC CORP$116.8M0.53%60,088CommonSOLE
G8068L108SNSHARKNINJA INC$114.9M0.52%1,056,738CommonSOLE
974155103WINGWINGSTOP INC$114.7M0.52%275,725CommonSOLE
77543R102ROKUROKU INC$114.6M0.52%1,535,576CommonNONE
889478103TOLTOLL BROTHERS INC$111.6M0.50%722,130CommonNONE
91324P102UNHUNITEDHEALTH GROUP INC$110.0M0.50%188,130CommonSOLE
053611109AVYAVERY DENNISON CORP$109.9M0.50%497,849CommonSOLE
69608A108PLTRPALANTIR TECHNOLOGIES INC$108.6M0.49%2,919,010CommonSOLE
87612E106TGTTARGET CORP$106.5M0.48%683,263CommonSOLE
36828A101GEVGE VERNOVA INC$105.3M0.48%413,169CommonSOLE
37940X102GPNGLOBAL PMTS INC$103.7M0.47%1,012,588CommonSOLE
171484108CHDNCHURCHILL DOWNS INC$103.2M0.47%763,561CommonSOLE
22160N109CSGPCOSTAR GROUP INC$103.0M0.47%1,365,508CommonSOLE
615394202MOG/AMOOG INC$102.4M0.46%507,019CommonSOLE
302492103FLYWFLYWIRE CORPORATION$102.1M0.46%6,226,912CommonSOLE
68389X105ORCLORACLE CORP$100.3M0.45%588,842CommonSOLE
45073V108ITTITT INC$100.1M0.45%669,519CommonSOLE
315616102FFIVF5 INC$99.4M0.45%451,623CommonSOLE
109194100BFAMBRIGHT HORIZONS FAM SOL IN D$99.1M0.45%707,383CommonSOLE
59001A102MTHMERITAGE HOMES CORP$99.1M0.45%483,159CommonSOLE
971378104WSCWILLSCOT HLDGS CORP$98.9M0.45%2,630,864CommonSOLE
882681109TXRHTEXAS ROADHOUSE INC$98.4M0.44%557,467CommonSOLE
Y2573F102FLEXFLEX LTD$97.5M0.44%2,917,179CommonSOLE
147448104CWSTCASELLA WASTE SYS INC$94.6M0.43%950,484CommonSOLE
443573100HUBSHUBSPOT INC$93.4M0.42%175,760CommonSOLE
89400J107TRUTRANSUNION$92.7M0.42%885,013CommonSOLE
03769M106APOAPOLLO GLOBAL MGMT INC$92.4M0.42%740,133CommonSOLE
55354G100MSCIMSCI INC$89.7M0.41%153,943CommonSOLE
46116X101ITCIEURINTRA-CELLULAR THERAPIES INC$84.8M0.38%1,159,356CommonSOLE
090572207BIOBIO RAD LABS INC$84.6M0.38%252,769CommonSOLE
N6596X109NXPINXP SEMICONDUCTORS N V$83.5M0.38%347,864CommonSOLE
77313F106RCKTROCKET PHARMACEUTICALS INC$83.0M0.37%4,493,833CommonSOLE
21036P108STZCONSTELLATION BRANDS INC$82.6M0.37%320,440CommonSOLE
445658107JBHTHUNT J B TRANS SVCS INC$81.6M0.37%473,735CommonSOLE
88339J105TTDTHE TRADE DESK INC$80.8M0.36%736,496CommonSOLE
G6683N103NUNU HLDGS LTD$80.1M0.36%5,869,859CommonSOLE
L44385109GLOBGLOBANT S A$80.0M0.36%403,847CommonSOLE
876030107TPRTAPESTRY INC$79.8M0.36%1,699,067CommonSOLE
81730H109SSENTINELONE INC$79.2M0.36%3,310,299CommonSOLE
05368V106AVNTAVIENT CORPORATION$76.6M0.35%1,522,656CommonSOLE
45167R104IEXIDEX CORP$76.4M0.35%356,158CommonSOLE
G0750C108AXTAAXALTA COATING SYS LTD$75.9M0.34%2,096,790CommonSOLE
50155Q100KDKYNDRYL HLDGS INC$74.9M0.34%3,259,082CommonSOLE
031100100AMEAMETEK INC$73.6M0.33%428,355CommonSOLE
892672106TWTRADEWEB MKTS INC$73.5M0.33%594,366CommonSOLE
002896207ANFABERCROMBIE & FITCH CO$73.0M0.33%522,147CommonSOLE
45765U103NSITINSIGHT ENTERPRISES INC$72.9M0.33%338,325CommonSOLE
443510607HUBBHUBBELL INC$72.8M0.33%169,852CommonSOLE
74276L105PRCTPROCEPT BIOROBOTICS CORP$72.6M0.33%905,681CommonSOLE
060505104BACBANK AMERICA CORP$72.4M0.33%1,823,667CommonSOLE
929160109VMCVULCAN MATLS CO$71.4M0.32%285,046CommonSOLE
71424F105PRPERMIAN RESOURCES CORP$69.7M0.31%5,119,622CommonSOLE
49714P108KNSLKINSALE CAP GROUP INC$69.5M0.31%149,217CommonSOLE
23804L103DDOGDATADOG INC$68.8M0.31%597,805CommonSOLE
98980G102ZSZSCALER INC$68.3M0.31%399,516CommonSOLE
745867101PHMPULTE GROUP INC$66.5M0.30%463,215CommonSOLE
405024100HAEHAEMONETICS CORP MASS$66.2M0.30%823,663CommonSOLE
78409V104SPGIS&P GLOBAL INC$66.2M0.30%128,062CommonSOLE
85254J102STAGSTAG INDL INC$65.3M0.30%1,670,586CommonSOLE
363576109AJGGALLAGHER ARTHUR J & CO$64.5M0.29%229,225CommonSOLE
23282W605CYTKCYTOKINETICS INC$64.0M0.29%1,212,886CommonSOLE
94106B101WCNWASTE CONNECTIONS INC$63.4M0.29%354,606CommonSOLE
05352A100AVTRAVANTOR INC$63.1M0.29%2,439,577CommonSOLE
36266G107GEHCGE HEALTHCARE TECHNOLOGIES I$62.9M0.28%670,739CommonSOLE
G8060N102STSENSATA TECHNOLOGIES HLDG PL$62.1M0.28%1,732,186CommonSOLE
75700L108RRRRED ROCK RESORTS INC$61.8M0.28%1,134,509CommonSOLE
773903109ROKROCKWELL AUTOMATION INC$61.5M0.28%229,059CommonSOLE
249906108DSGXDESCARTES SYS GROUP INC$60.2M0.27%585,163CommonSOLE
216648501COOCOOPER COS INC$60.2M0.27%545,844CommonSOLE
43300A203HLTHILTON WORLDWIDE HLDGS INC$60.2M0.27%261,291CommonSOLE
74275K108PCORPROCORE TECHNOLOGIES INC$59.6M0.27%966,215CommonSOLE
92686J106VKTXVIKING THERAPEUTICS INC$58.9M0.27%930,370CommonSOLE
61559X104MLTXMOONLAKE IMMUNOTHERAPEUTICS$58.9M0.27%1,167,358CommonSOLE
19260Q107COINCOINBASE GLOBAL INC$58.5M0.26%328,270CommonSOLE
049468101TEAMATLASSIAN CORPORATION$57.1M0.26%359,857CommonSOLE
007903107AMDADVANCED MICRO DEVICES INC$56.6M0.26%345,136CommonSOLE
150870103CECELANESE CORP DEL$55.7M0.25%409,522CommonSOLE
53229C107LSPDLIGHTSPEED COMMERCE INC$54.8M0.25%3,325,531CommonSOLE
217204106CPRTCOPART INC$54.7M0.25%1,043,377CommonSOLE
25278X109FANGDIAMONDBACK ENERGY INC$52.1M0.24%302,444CommonSOLE
04626A103ALABASTERA LABS INC$52.0M0.24%993,482CommonSOLE
74164M108PRIPRIMERICA INC$51.4M0.23%194,009CommonSOLE
488401100KMPRKEMPER CORP$51.3M0.23%838,085CommonSOLE
665531307NOGNORTHERN OIL & GAS INC$50.4M0.23%1,423,534CommonSOLE
74624M102PPURE STORAGE INC$50.0M0.23%995,019CommonSOLE
G87110105FTITECHNIPFMC PLC$49.3M0.22%1,878,487CommonSOLE
099502106BAHBOOZ ALLEN HAMILTON HLDG COR$48.3M0.22%297,057CommonSOLE
12510Q100CCCCCC INTELLIGENT SOLUTIONS HL$47.5M0.21%4,299,865CommonSOLE
01749D105ALGMALLEGRO MICROSYSTEMS INC$46.9M0.21%2,014,481CommonSOLE
533900106LECOLINCOLN ELEC HLDGS INC$45.7M0.21%237,935CommonSOLE
880770102TERTERADYNE INC$44.8M0.20%334,678CommonSOLE
27579R104EWBCEAST WEST BANCORP INC$43.1M0.19%520,656CommonSOLE
088786108BCYCBICYCLE THERAPEUTICS PLC$41.9M0.19%1,850,945CommonSOLE
57142B104MQMARQETA INC$41.0M0.19%8,333,453CommonSOLE
595112103MUMICRON TECHNOLOGY INC$40.9M0.18%394,380CommonNONE
65290E101NXTNEXTRACKER INC$39.9M0.18%1,065,121CommonSOLE
343412102FLRFLUOR CORP NEW$39.3M0.18%823,490CommonSOLE
450056106IRTCIRHYTHM TECHNOLOGIES INC$39.2M0.18%528,291CommonSOLE
922417100VECOVEECO INSTRS INC DEL$39.0M0.18%1,175,759CommonSOLE
22788C105CRWDCROWDSTRIKE HLDGS INC$38.8M0.18%138,476CommonSOLE
92840M102VSTVISTRA CORP$38.8M0.18%327,122CommonSOLE
45781M101INVAINNOVIVA INC$38.5M0.17%1,994,589CommonSOLE
957638109WALWESTERN ALLIANCE BANCORP$38.4M0.17%443,825CommonSOLE
518415104LSCCLATTICE SEMICONDUCTOR CORP$38.2M0.17%719,694CommonSOLE
750917106RMBSRAMBUS INC DEL$38.1M0.17%902,236CommonSOLE
69753M105PLMRPALOMAR HLDGS INC$37.3M0.17%394,408CommonSOLE
26856L103ELFE L F BEAUTY INC$36.5M0.16%334,743CommonSOLE
05589G102BWINTHE BALDWIN INSURANCE GRP IN$35.8M0.16%718,464CommonSOLE
G3323L100FNFABRINET$35.7M0.16%151,139CommonSOLE
171779309CIENCIENA CORP$35.4M0.16%574,814CommonSOLE
15872M104APY1EURCHAMPIONX CORPORATION$34.2M0.15%1,133,863CommonSOLE
29355A107ENPHENPHASE ENERGY INC$33.7M0.15%298,284CommonSOLE
03820C105AITAPPLIED INDL TECHNOLOGIES IN$32.2M0.15%144,457CommonSOLE
493267108KEYKEYCORP$31.8M0.14%1,895,726CommonSOLE
76156B107RVLVREVOLVE GROUP INC$31.0M0.14%1,250,972CommonSOLE
96208T104WEXWEX INC$30.4M0.14%145,094CommonSOLE
N5749R1002GHMERUS N V$30.4M0.14%608,457CommonSOLE
15677J108DAYDAYFORCE INC$28.7M0.13%467,798CommonSOLE
687793109OSCROSCAR HEALTH INC$27.5M0.12%1,294,280CommonSOLE
15101Q207CLSCELESTICA INC$27.4M0.12%536,249CommonSOLE
N3144W105XPROEXPRO GROUP HOLDINGS NV$26.5M0.12%1,542,292CommonSOLE
98420N105XENEXENON PHARMACEUTICALS INC$26.4M0.12%669,600CommonSOLE
97650W108WTFCWINTRUST FINL CORP$25.8M0.12%237,311CommonSOLE
834203309SLNOSOLENO THERAPEUTICS INC$25.0M0.11%495,708CommonSOLE
55261F104MTBM & T BK CORP$24.7M0.11%138,894CommonSOLE
532457108LLYELI LILLY & CO$23.3M0.11%26,351CommonSOLE
282559103ETNBGBP89BIO INC$22.2M0.10%3,006,038CommonSOLE
68278B107K4FONESTREAM INC$20.6M0.09%606,656CommonSOLE
03823U102AAOIAPPLIED OPTOELECTRONICS INC$19.0M0.09%1,329,093CommonSOLE
29358P101ENSGENSIGN GROUP INC$18.8M0.09%131,021CommonSOLE
G4740B105ICHRICHOR HOLDINGS$18.5M0.08%580,818CommonSOLE
457669307INSMINSMED INC$18.4M0.08%251,739CommonSOLE
G98196101W9N0WNS HLDGS LTD$14.7M0.07%279,379CommonSOLE
191216100KOCOCA COLA CO$13.9M0.06%193,948CommonSOLE
624756102MLIMUELLER INDS INC$13.5M0.06%182,648CommonSOLE
58933Y105MRKMERCK & CO INC$13.3M0.06%117,166CommonSOLE
172908105CTASCINTAS CORP$12.7M0.06%61,658CommonSOLE
02079K107GOOGALPHABET INC$11.8M0.05%70,572CommonSOLE
459200101IBMINTERNATIONAL BUSINESS MACHS$11.6M0.05%52,693CommonSOLE
12514G108CDWCDW CORP$11.4M0.05%50,239CommonSOLE
595017104MCHPMICROCHIP TECHNOLOGY INC.$11.3M0.05%140,756CommonSOLE
942622200WSOWATSCO INC$11.2M0.05%22,787CommonSOLE
883556102TMOTHERMO FISHER SCIENTIFIC INC$10.5M0.05%16,972CommonSOLE
03076C106AMPAMERIPRISE FINL INC$9.9M0.04%20,968CommonSOLE
968223206WLYWILEY JOHN & SONS INC$9.7M0.04%201,767CommonSOLE
717081103PFEPFIZER INC$9.7M0.04%335,556CommonSOLE
31946M103FCNCAFIRST CTZNS BANCSHARES INC N$9.2M0.04%5,016CommonSOLE
65339F101NEENEXTERA ENERGY INC$9.2M0.04%109,154CommonSOLE
969457100WMBWILLIAMS COS INC$8.8M0.04%191,787CommonSOLE
892356106TSCOTRACTOR SUPPLY CO$8.6M0.04%29,583CommonSOLE
872540109TJXTJX COS INC NEW$8.3M0.04%70,408CommonSOLE
427866108HSYHERSHEY CO$7.9M0.04%41,366CommonSOLE
G25457105CRDOCREDO TECHNOLOGY GROUP HOLDI$7.8M0.04%254,319CommonSOLE
231021106CMICUMMINS INC$7.6M0.03%23,520CommonSOLE
91913Y100VLOVALERO ENERGY CORP$7.3M0.03%54,175CommonSOLE
366651107ITGARTNER INC$7.3M0.03%14,370CommonSOLE
80105N105SNYSANOFI$6.3M0.03%109,867CommonSOLE
31488V107FERGFERGUSON ENTERPRISES INC$6.2M0.03%31,358CommonSOLE
31620M106FISFIDELITY NATL INFORMATION SV$6.0M0.03%71,404CommonSOLE
235851102DHRDANAHER CORPORATION$6.0M0.03%21,409CommonSOLE
253393102DKSDICKS SPORTING GOODS INC$5.6M0.03%26,653CommonSOLE
775711104ROLROLLINS INC$5.1M0.02%100,877CommonSOLE
754730109RJFRAYMOND JAMES FINL INC$4.9M0.02%40,095CommonSOLE
422806208HEI/AHEICO CORP NEW$4.1M0.02%20,130CommonSOLE
70438V106PCTYPAYLOCITY HLDG CORP$3.1M0.01%18,840CommonSOLE
437076102HDHOME DEPOT INC$3.1M0.01%7,648CommonSOLE
452308109ITWILLINOIS TOOL WKS INC$3.0M0.01%11,268CommonSOLE
M7516K103NVMINOVA LTD$2.7M0.01%12,943CommonSOLE
55306N104MKSIMKS INSTRS INC$2.6M0.01%24,100CommonSOLE
75321W103PACKRANPAK HOLDINGS CORP$2.5M0.01%384,518CommonSOLE
038222105AMATAPPLIED MATLS INC$1.9M0.01%9,565CommonSOLE
G8994E103TTTRANE TECHNOLOGIES PLC$1.4M0.01%3,559CommonSOLE
000360206AAONAAON INC$1.0M0.00%9,630CommonSOLE
126408103CSXCSX CORP$987,2130.00%28,590CommonSOLE
09857L108BKNGBOOKING HOLDINGS INC$884,5450.00%210CommonSOLE
461202103INTUINTUIT$875,6100.00%1,410CommonSOLE
036752103ELVELEVANCE HEALTH INC$806,5200.00%1,551CommonSOLE
729132100PLXSPLEXUS CORP$710,8920.00%5,200CommonSOLE
126650100CVSCVS HEALTH CORP$663,3210.00%10,549CommonSOLE
91347P105OLEDUNIVERSAL DISPLAY CORP$633,8980.00%3,020CommonSOLE
M20791105CAMTCAMTEK LTD$623,6290.00%7,810CommonSOLE
58450V104MAXMEDIAALPHA INC$612,1180.00%33,800CommonSOLE
92532F100VRTXVERTEX PHARMACEUTICALS INC$591,5820.00%1,272CommonNONE
88146M101TRNOTERRENO RLTY CORP$590,7770.00%8,840CommonSOLE
04016X101ARGXARGENX SE$570,8100.00%1,053CommonNONE
464287614IWFISHARES TR$435,6720.00%1,161CommonSOLE
58733R102MELIMERCADOLIBRE INC$428,8600.00%209CommonSOLE
589400100MCYMERCURY GENL CORP NEW$399,9230.00%6,350CommonSOLE
637870106NSANATIONAL STORAGE AFFILIATES$378,8520.00%7,860CommonSOLE
452327109ILMNILLUMINA INC$369,8430.00%2,836CommonSOLE
63008G203NNDMNANO DIMENSION LTD$365,2220.00%149,070CommonSOLE
101137107BSXBOSTON SCIENTIFIC CORP$356,5690.00%4,255CommonSOLE
76029L100RPAYREPAY HLDGS CORP$355,0420.00%43,510CommonSOLE
377322102GKOSGLAUKOS CORP$330,5200.00%2,537CommonSOLE
464287481IWPISHARES TR$289,0500.00%2,464CommonSOLE

Source: SEC EDGAR · raw 13F holdings as filed. The Class column shows the option type when reported (Put/Call) or Common when the issuer's equity is held directly. 13F discloses long positions only.