WESTFIELD CAPITAL MANAGEMENT CO LP Q2 2025 Filing

Filed August 12, 2025

Portfolio Value

$23.8T

Holdings

239

Report Date

Q2 2025

Filing Type

13F-HR

All Holdings (239 positions)

#StockSharesValue% PortfolioType
1
NVDANVIDIA CORPORATION
7,545,345$1.2T5.00%
2
ASNDASCENDIS PHARMA A/S
5,451,401$940.9B3.95%
3
MSFTMICROSOFT CORP
1,757,424$874.2B3.67%
4
AAPLAPPLE INC
3,494,184$716.9B3.01%
5
AMZNAMAZON COM INC
3,100,452$680.2B2.85%
6
AXONAXON ENTERPRISE INC
790,079$654.1B2.74%
7
METAMETA PLATFORMS INC
858,402$633.6B2.66%
8
FIXCOMFORT SYS USA INC
936,412$502.1B2.11%
9
GOOGLALPHABET INC
2,571,637$453.2B1.90%
10
T7DTRANSDIGM GROUP INC
290,013$441.0B1.85%
11
AVGOBROADCOM INC
1,336,142$368.3B1.54%
12
HWMHOWMET AEROSPACE INC
1,915,955$356.6B1.50%
13
VRTVERTIV HOLDINGS CO
2,637,409$338.7B1.42%
14
NFLXNETFLIX INC
251,923$337.4B1.41%
15
NOWSERVICENOW INC
298,276$306.7B1.29%
16
TPRTAPESTRY INC
3,419,245$300.2B1.26%
17
LPLALPL FINL HLDGS INC
782,232$293.3B1.23%
18
VVISA INC
796,463$282.8B1.19%
19
LLYELI LILLY & CO
307,493$239.7B1.01%
20
LEGNLEGEND BIOTECH CORP
6,472,547$229.7B0.96%
21
EATBRINKER INTL INC
1,236,583$223.0B0.94%
22
FTAIFTAI AVIATION LTD
1,915,411$220.3B0.92%
23
DC4DEXCOM INC
2,380,238$207.8B0.87%
24
MNDYMONDAY COM LTD
646,320$203.3B0.85%
25
BACBANK AMERICA CORP
4,217,760$199.6B0.84%
26
3M4MASIMO CORP
1,181,203$198.7B0.83%
27
FNFABRINET
663,310$195.5B0.82%
28
ARESARES MANAGEMENT CORPORATION
1,078,769$186.8B0.78%
29
CWSTCASELLA WASTE SYS INC
1,552,307$179.1B0.75%
30
CRMSALESFORCE INC
647,474$176.6B0.74%
31
GEVGE VERNOVA INC
325,288$172.1B0.72%
32
DTDYNATRACE INC
2,951,726$163.0B0.68%
33
CHKPCHECK POINT SOFTWARE TECH LT
678,958$150.2B0.63%
34
BMIBADGER METER INC
612,809$150.1B0.63%
35
ORCLORACLE CORP
678,940$148.4B0.62%
36
COSTCOSTCO WHSL CORP NEW
144,626$143.2B0.60%
37
AZOAUTOZONE INC
38,182$141.7B0.59%
38
IOTSAMSARA INC
3,549,106$141.2B0.59%
39
TSLATESLA INC
438,413$139.3B0.58%
40
SNSHARKNINJA INC
1,404,751$139.1B0.58%
41
IM8NINSMED INC
1,339,288$134.8B0.57%
42
HQYHEALTHEQUITY INC
1,265,208$132.5B0.56%
43
TXRHTEXAS ROADHOUSE INC
705,622$132.2B0.55%
44
TSMTAIWAN SEMICONDUCTOR MFG LTD
580,313$131.4B0.55%
45
AMATAPPLIED MATLS INC
694,431$127.1B0.53%
46
RRXREGAL REXNORD CORPORATION
870,131$126.1B0.53%
47
SMTCSEMTECH CORP
2,747,260$124.0B0.52%
48
LNTHLANTHEUS HLDGS INC
1,495,072$122.4B0.51%
49
GKOSGLAUKOS CORP
1,167,853$120.6B0.51%
50
PGRPROGRESSIVE CORP
450,331$120.2B0.50%
51
RBLXROBLOX CORP
1,141,073$120.0B0.50%
52
SLNOSOLENO THERAPEUTICS INC
1,429,756$119.8B0.50%
53
DKNGDRAFTKINGS INC NEW
2,643,325$113.4B0.48%
54
NTRANATERA INC
669,889$113.2B0.47%
55
RCLROYAL CARIBBEAN GROUP
352,525$110.4B0.46%
56
IPINTERNATIONAL PAPER CO
2,323,693$108.8B0.46%
57
APOAPOLLO GLOBAL MGMT INC
761,721$108.1B0.45%
58
MRUSMERUS N V
2,042,388$107.4B0.45%
59
ROLROLLINS INC
1,878,134$106.0B0.44%
60
ITTITT INC
657,250$103.1B0.43%
61
RYTMRHYTHM PHARMACEUTICALS INC
1,629,468$103.0B0.43%
62
PCORPROCORE TECHNOLOGIES INC
1,504,787$103.0B0.43%
63
AJGGALLAGHER ARTHUR J & CO
321,606$103.0B0.43%
64
LYVLIVE NATION ENTERTAINMENT IN
677,730$102.5B0.43%
65
MTSIMACOM TECH SOLUTIONS HLDGS I
709,433$101.7B0.43%
66
VSTVISTRA CORP
519,286$100.6B0.42%
67
TWLOTWILIO INC
806,789$100.3B0.42%
68
GLOBGLOBANT S A
1,100,526$100.0B0.42%
69
PCVXVAXCYTE INC
3,068,898$99.8B0.42%
70
KDKYNDRYL HLDGS INC
2,375,354$99.7B0.42%
71
OPCHOPTION CARE HEALTH INC
3,061,474$99.4B0.42%
72
OWLBLUE OWL CAPITAL INC
5,152,460$99.0B0.42%
73
ROKUROKU INC
1,097,707$96.5B0.40%
74
HEIHEICO CORP NEW
361,062$93.4B0.39%
75
UNPUNION PAC CORP
400,295$92.1B0.39%
76
PRCTPROCEPT BIOROBOTICS CORP
1,598,349$92.1B0.39%
77
DASHDOORDASH INC
368,152$90.8B0.38%
78
NETCLOUDFLARE INC
448,696$87.9B0.37%
79
RYANRYAN SPECIALTY HOLDINGS INC
1,279,815$87.0B0.36%
80
ITGARTNER INC
212,927$86.1B0.36%
81
6RJ0ROCKET LAB CORP
2,365,048$84.6B0.35%
82
UI2KEMPER CORP
1,310,206$84.6B0.35%
83
SNOWSNOWFLAKE INC
373,623$83.6B0.35%
84
MSCIMSCI INC
144,360$83.3B0.35%
85
BIRKBIRKENSTOCK HOLDING PLC
1,676,950$82.5B0.35%
86
KEYKEYCORP
4,678,788$81.5B0.34%
87
TRUTRANSUNION
922,286$81.2B0.34%
88
ICEINTERCONTINENTAL EXCHANGE IN
440,726$80.9B0.34%
89
ABGCENCORA INC
268,752$80.6B0.34%
90
SFMSPROUTS FMRS MKT INC
478,370$78.8B0.33%
91
WSCWILLSCOT HLDGS CORP
2,861,031$78.4B0.33%
92
FICOFAIR ISAAC CORP
42,304$77.3B0.32%
93
IEXIDEX CORP
438,664$77.0B0.32%
94
UNHUNITEDHEALTH GROUP INC
230,033$71.8B0.30%
95
NXTNEXTRACKER INC
1,317,564$71.6B0.30%
96
AMEAMETEK INC
395,416$71.6B0.30%
97
ROKROCKWELL AUTOMATION INC
214,680$71.3B0.30%
98
PINSPINTEREST INC
1,986,093$71.2B0.30%
99
TOSTTOAST INC
1,602,654$71.0B0.30%
100
HUBSHUBSPOT INC
125,407$69.8B0.29%
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