Westfield Capital Management Co LP

CIK Number: 0001177719

23.84B
Market Value
242
# of Holdings
11 months
Avg. Holding Period
Win Rate
Peformance 3-Years

Filing Date: May 9, 2025

Rank Symbol Name Price % Change Shares % Change Shares Market Value Avg. Price Paid % Weight Asset Type
1 ASND Ascendis Pharma...
191.88
+0.42% 5.48M -0.89% 854M 119.97 4.16% Share
2 NVDA NVIDIA Corporat...
182.02
+0.24% 7.34M -0.85% 795.15M 43.37 3.87% Share
3 AAPL Apple Inc.
232.81
-0.22% 3.4M -6.95% 755.5M 81.5 3.68% Share
4 MSFT Microsoft Corpo...
522.28
+0.33% 1.83M -2.15% 687.94M 196.35 3.35% Share
5 AMZN Amazon.com, Inc...
230.94
+2.84% 3.46M +0.59% 658.81M 103.9 3.21% Share
6 GOOGL Alphabet Inc.
202.88
+0.46% 3.46M -0.45% 535.04M 74.68 2.60% Share
7 META Meta Platforms,...
781.96
+0.24% 898.54K -0.27% 517.88M 310.92 2.52% Share
8 AXON Axon Enterprise...
749.81
-2.05% 927.8K +29.79% 487.98M 311.52 2.37% Share
9 TDG TransDigm Group...
1413.44
-0.87% 316.16K -12.71% 437.34M 559.41 2.13% Share
10 V Visa Inc.
345.40
+0.83% 904.4K +0.53% 316.95M 132.51 1.54% Share
11 FIX Comfort Systems...
689.15
-1.84% 889.64K +0.51% 286.76M 291.11 1.40% Share
12 LPLA LPL Financial H...
355.97
+0.05% 830.1K +17.59% 271.56M 202.94 1.32% Share
13 NOW ServiceNow, Inc...
850.65
-1.42% 320.28K +1.66% 254.99M 277.48 1.24% Share
14 TPR Tapestry, Inc.
95.63
-15.77% 3.6M -0.1% 253.57M 54.31 1.23% Share
15 LEGN Legend Biotech ...
37.71
+2.11% 6.92M +21.07% 234.71M 49.04 1.14% Share
16 AVGO Broadcom Inc.
311.19
+0.68% 1.4M +3.20% 234.12M 160.9 1.14% Share
17 LLY Eli Lilly and C...
684.46
+3.63% 258.95K +17.71% 213.87M 738.06 1.04% Share
18 FTAI FTAI Aviation L...
144.99
-0.69% 1.89M -23.96% 210.12M 126.67 1.02% Share
19 CRM Salesforce, Inc...
233.32
-1.57% 782.93K +31.12% 210.11M 174.5 1.02% Share
20 PGR The Progressive...
250.95
+0.71% 712.25K -4.8% 201.57M 154.26 0.98% Share
21 NFLX Netflix, Inc.
1230.56
+2.17% 213.9K +6.77% 199.47M 723.42 0.97% Share
22 CHKP Check Point Sof...
185.24
-1.53% 864.72K +214.56% 197.09M 214.82 0.96% Share
23 VRT Vertiv Holdings...
132.46
-3.6% 2.38M -36.09% 171.66M 62.25 0.84% Share
24 CWST Casella Waste S...
98.61
-0.9% 1.51M -0.82% 168.14M 93.81 0.82% Share
25 DXCM DexCom, Inc.
79.97
+0.01% 2.45M +4.35% 167.16M 90.58 0.81% Share
26 ARES Ares Management...
190.50
-0.23% 1.13M +18.31% 165.44M 102.31 0.81% Share
27 MNDY monday.com Ltd.
176.99
-0.85% 665.16K -4.69% 161.74M 213.95 0.79% Share
28 PLTR Palantir Techno...
181.00
-1.83% 1.9M -0.55% 160.23M 25.88 0.78% Share
29 GEV GE Vernova Inc.
625.14
-1.45% 512.77K -16.19% 156.54M 278.99 0.76% Share
30 TEAM Atlassian Corpo...
164.39
+0.24% 736.39K +15.46% 156.27M 197.88 0.76% Share
31 LNTH Lantheus Holdin...
54.46
+1.25% 1.59M +2.19% 155.1M 65.11 0.75% Share
32 EAT Brinker Interna...
157.93
+0.35% 995.71K +102.05% 148.41M 140.75 0.72% Share
33 HWM Howmet Aerospac...
176.03
-0.44% 1.14M +100.00% 147.25M 129.73 0.72% Share
34 OPCH Option Care Hea...
28.41
-0.42% 4.14M -42.95% 144.85M 29.17 0.70% Share
35 PODD Insulet Corpora...
315.78
+2.30% 538.25K -12.88% 141.35M 215.55 0.69% Share
36 DKNG DraftKings Inc.
43.65
+1.14% 4.23M +0.05% 140.31M 37.15 0.68% Share
37 COST Costco Wholesal...
975.42
-0.35% 148.16K -0.24% 140.12M 373.06 0.68% Share
38 BAC Bank of America...
47.70
+0.97% 3.34M +52.44% 139.57M 40.39 0.68% Share
39 DT Dynatrace, Inc.
47.43
-0.77% 2.91M +2.17% 137.23M 49.3 0.67% Share
40 IOT Samsara Inc.
32.23
-2.35% 3.52M -2.23% 135.05M 28.57 0.66% Share
41 SAIA Saia, Inc.
305.27
-2.54% 373.5K +9.92% 130.51M 250.97 0.64% Share
42 MDB MongoDB, Inc.
204.37
-1.48% 733.79K +100.00% 128.71M 175.4 0.63% Share
43 DKS DICK'S Sporting...
222.77
-1.42% 630.57K +1.9K% 127.1M 202.07 0.62% Share
44 PCOR Procore Technol...
64.64
-1.58% 1.88M +7.19% 124.07M 70.35 0.60% Share
45 UNH UnitedHealth Gr...
271.50
-0.11% 236.17K -28.23% 123.7M 513.37 0.60% Share
46 TSLA Tesla, Inc.
335.58
-1.12% 474.72K -28.08% 123.03M 301.92 0.60% Share
47 TXRH Texas Roadhouse...
172.91
-1.29% 702.05K +1.28% 116.98M 128.6 0.57% Share
48 RRX Regal Rexnord C...
148.28
-4.07% 1M -12.08% 113.98M 152.59 0.55% Share
49 IP International P...
47.74
-1.84% 2.12M +100.00% 112.98M 53.35 0.55% Share
50 AJG Arthur J. Galla...
293.43
-0.57% 324.63K -6.24% 112.08M 162.07 0.55% Share
51 MASI Masimo Corporat...
151.91
-2.6% 671.48K -12.67% 111.87M 137.17 0.54% Share
52 OWL Blue Owl Capita...
19.67
-1.85% 5.55M +1.86% 111.3M 14.94 0.54% Share
53 TSM Taiwan Semicond...
240.97
-0.19% 655.37K -18.45% 108.79M 147.47 0.53% Share
54 INSM Insmed Incorpor...
127.79
+4.00% 1.41M +49.87% 107.31M 72.16 0.52% Share
55 GKOS Glaukos Corpora...
91.06
-0.8% 1.08M +34.32% 106.71M 136.73 0.52% Share
56 SN SharkNinja, Inc...
119.31
-1.39% 1.23M -0.72% 102.58M 107.04 0.50% Share
57 UNP Union Pacific C...
221.35
-0.82% 426.67K -0.09% 100.8M 181.6 0.49% Share
58 MSCI MSCI Inc.
565.92
-0.27% 175.64K +17.92% 99.32M 373.47 0.48% Share
59 NTRA Natera, Inc.
158.44
+0.47% 691.34K +29.03% 97.76M 154.5 0.48% Share
60 ORCL Oracle Corporat...
244.93
+0.31% 698.73K -15.97% 97.69M 169.3 0.48% Share
61 FOUR Shift4 Payments...
89.15
-1.04% 1.19M -23.55% 96.92M 62.1 0.47% Share
62 GLOB Globant S.A.
78.07
-2.01% 820.45K +209.01% 96.58M 136.67 0.47% Share
63 HUBS HubSpot, Inc.
429.41
-1.91% 166.66K +0.62% 95.21M 252.63 0.46% Share
64 FLEX Flex Ltd.
49.45
-1.79% 2.87M -0.96% 95.04M 28.91 0.46% Share
65 TW Tradeweb Market...
130.55
-0.1% 630.03K +9.27% 93.53M 93.96 0.46% Share
66 KD Kyndryl Holding...
30.11
-1.46% 2.91M -36.83% 91.44M 28.02 0.44% Share
67 FICO Fair Isaac Corp...
1318.23
-1.28% 48.83K +14.50% 90.04M 937.76 0.44% Share
68 SLNO Soleno Therapeu...
77.36
-4.66% 1.21M +37.41% 86.54M 54.43 0.42% Share
69 PLMR Palomar Holding...
120.60
-2.01% 618.6K +4.24% 84.8M 78.21 0.41% Share
70 ITT ITT Inc.
167.41
-1.97% 635.42K -14.47% 82.07M 88.7 0.40% Share
71 PCVX Vaxcyte, Inc.
31.41
-0.44% 2.16M -16.04% 81.38M 66.66 0.40% Share
72 IEX IDEX Corporatio...
167.21
-1.35% 445.2K +25.67% 80.57M 186.6 0.39% Share
73 COR Cencora, Inc.
294.88
+1.32% 288.97K +100.00% 80.36M 278.09 0.39% Share
74 TWLO Twilio Inc.
100.79
-0.9% 818.96K +13.49% 80.18M 106.87 0.39% Share
75 KMPR Kemper Corporat...
54.11
+2.77% 1.19M +8.93% 79.73M 62.08 0.39% Share
76 RYAN Ryan Specialty ...
59.48
-2.43% 1.08M +61.27% 79.65M 67.85 0.39% Share
77 APP AppLovin Corpor...
433.49
-2.89% 297.19K -14.58% 78.75M 323.83 0.38% Share
78 ROKU Roku, Inc.
87.53
-0.64% 1.12M -0.13% 78.73M 69.27 0.38% Share
79 PRI Primerica, Inc.
262.80
-0.45% 276.23K +15.03% 78.59M 190.34 0.38% Share
80 WSC WillScot Holdin...
24.64
-3.69% 2.8M +1.76% 77.93M 39.57 0.38% Share
81 SPGI S&P Global Inc.
564.10
+0.27% 151.4K +0.61% 76.93M 441.54 0.37% Share
82 BFAM Bright Horizons...
118.94
-0.54% 595.34K -15.81% 75.63M 91.26 0.37% Share
83 EWBC East West Banco...
103.24
+0.35% 817.31K +202.99% 73.36M 84.9 0.36% Share
84 MTSI MACOM Technolog...
125.40
-0.47% 721.9K -27.13% 72.46M 104.17 0.35% Share
85 BIRK Birkenstock Hol...
48.42
-3.6% 1.57M +100.00% 72.11M 45.85 0.35% Share
86 SFM Sprouts Farmers...
143.29
-1.98% 469.73K +100.00% 71.7M 152.64 0.35% Share
87 RYTM Rhythm Pharmace...
96.48
-1.41% 1.34M +100.00% 71.04M 52.97 0.35% Share
88 PR Permian Resourc...
13.56
+0.74% 5.09M -0.07% 70.43M 14.06 0.34% Share
89 AVY Avery Dennison ...
177.88
-0.86% 394.06K -0.25% 70.13M 178.51 0.34% Share
90 AME AMETEK, Inc.
184.76
-1.15% 406.88K -1.09% 70.04M 55.87 0.34% Share
91 PSTG Pure Storage, I...
57.85
-2.85% 1.56M -10.14% 68.97M 61.78 0.34% Share
92 TRU TransUnion
90.07
-2.91% 830.03K -21.8% 68.88M 102.71 0.34% Share
93 JBHT J.B. Hunt Trans...
144.47
-0.95% 457.56K -0.89% 67.7M 176.95 0.33% Share
94 APO Apollo Global M...
140.68
-0.19% 493.6K +19.55% 67.59M 103.3 0.33% Share
95 WCN Waste Connectio...
184.77
-0.52% 342.04K -1.58% 66.76M 104.2 0.32% Share
96 NU Nu Holdings Ltd...
12.00
-2.99% 6.5M -1.07% 66.58M 12.48 0.32% Share
97 DSGX The Descartes S...
97.83
-1.57% 652.43K +9.57% 65.78M 12.5 0.32% Share
98 BMI Badger Meter, I...
191.11
-1.03% 344.01K +100.00% 65.45M 190.25 0.32% Share
99 FN Fabrinet
322.04
-4.53% 327.14K -20.49% 64.61M 195.43 0.31% Share
100 IRTC iRhythm Technol...
162.02
-2.9% 617.08K -19.36% 64.6M 106.59 0.31% Share
101 DDOG Datadog, Inc.
124.48
-3.29% 640.55K +13.09% 63.55M 97.82 0.31% Share
102 ICLR ICON Public Lim...
175.34
-0.54% 361.91K -39.98% 63.33M 161.78 0.31% Share
103 MRUS Merus N.V.
66.94
-0.22% 1.5M +51.16% 63.19M 45.27 0.31% Share
104 OKTA Okta, Inc.
88.61
-2.6% 578.95K -27.85% 60.92M 78.8 0.30% Share
105 S SentinelOne, In...
16.57
-3.61% 3.29M -0.25% 59.75M 20.48 0.29% Share
106 WIX Wix.com Ltd.
120.39
-0.28% 364.33K +43.67% 59.52M 199 0.29% Share
107 VMC Vulcan Material...
293.12
-0.85% 254.78K -9.07% 59.44M 171.57 0.29% Share
108 RRR Red Rock Resort...
60.58
-0.56% 1.36M +0.10% 59.01M 38.43 0.29% Share
109 HOOD Robinhood Marke...
110.69
+1.91% 1.42M +100.00% 58.9M 41.62 0.29% Share
110 HLT Hilton Worldwid...
270.37
-0.91% 251.47K -0.67% 57.22M 145.18 0.28% Share
111 ROK Rockwell Automa...
347.55
-0.42% 219.86K -0.67% 56.81M 203.65 0.28% Share
112 AXTA Axalta Coating ...
30.61
-0.44% 1.71M -27.11% 56.8M 31.33 0.28% Share
113 RMBS Rambus Inc.
76.00
-1.03% 1.09M -21.62% 56.39M 53.15 0.27% Share
114 CPRT Copart, Inc.
46.84
-1.7% 991.92K -0.69% 56.13M 39.18 0.27% Share
115 MLTX MoonLake Immuno...
54.89
-1.37% 1.43M +9.39% 56.06M 49.89 0.27% Share
116 FANG Diamondback Ene...
140.71
+0.52% 344.6K +16.46% 55.09M 122.19 0.27% Share
117 AVNT Avient Corporat...
36.10
-0.44% 1.48M -13.81% 54.82M 43.01 0.27% Share
118 BRZE Braze, Inc.
24.55
-2.96% 1.51M +100.00% 54.64M 36.08 0.27% Share
119 MWA Mueller Water P...
26.56
-3.03% 2.12M +100.00% 53.85M 25.42 0.26% Share
120 LRCX Lam Research Co...
107.35
+0.57% 736.52K -41.4% 53.54M 72.23 0.26% Share
121 CYTK Cytokinetics, I...
38.74
+5.04% 1.31M +2.37% 52.66M 63.71 0.26% Share
122 NXT Nextracker Inc.
53.99
-2.35% 1.24M +2.77% 52.39M 47.62 0.25% Share
123 GEHC GE HealthCare T...
73.67
-2.22% 644.61K -0.57% 52.03M 70.36 0.25% Share
124 ALNY Alnylam Pharmac...
442.85
+2.39% 192.17K -11.08% 51.89M 235.31 0.25% Share
125 WNS WNS (Holdings) ...
74.96
-0.29% 840.98K +100.00% 51.71M 61.49 0.25% Share
126 CSX CSX Corporation
36.35
+0.75% 1.75M -47.97% 51.59M 32.07 0.25% Share
127 HQY HealthEquity, I...
87.34
-2.16% 563.39K +100.00% 49.79M 88.37 0.24% Share
128 COIN Coinbase Global...
324.84
-0.66% 288.76K -0.53% 49.73M 212.36 0.24% Share
129 NOG Northern Oil an...
24.81
-0.2% 1.64M +2.28% 49.48M 31.45 0.24% Share
130 CART Instacart (Mapl...
43.88
-2.73% 1.22M +100.00% 48.64M 39.89 0.24% Share
131 BRP BRP Group, Inc.
32.66
+0.46% 1.08M +27.06% 48.12M 33.32 0.23% Share
132 KEY KeyCorp
18.30
+0.44% 2.97M +22.46% 47.47M 15.88 0.23% Share
133 TER Teradyne, Inc.
111.82
-1.92% 574.47K +17.76% 47.45M 132.07 0.23% Share
134 MKC McCormick & Com...
70.21
-0.58% 571.7K +100.00% 47.06M 82.31 0.23% Share
135 FTI TechnipFMC plc
35.60
+1.66% 1.48M -20.92% 47.01M 26.23 0.23% Share
136 AIT Applied Industr...
273.15
-0.93% 208.14K +27.82% 46.9M 225.05 0.23% Share
137 WTFC Wintrust Financ...
127.88
-0.44% 415.5K +27.65% 46.73M 104.89 0.23% Share
138 XENE Xenon Pharmaceu...
37.95
+0.74% 1.39M +20.24% 46.68M 39.33 0.23% Share
139 RKLB Rocket Lab USA,...
42.80
-0.47% 2.59M +2.59% 46.25M 25.28 0.23% Share
140 HLI Houlihan Lokey,...
194.04
-1.29% 286.29K +100.00% 46.24M 161.5 0.23% Share
141 TLN Talen Energy Co...
380.60
+0.09% 229.67K -25.31% 45.86M 201.47 0.22% Share
142 SMTC Semtech Corpora...
50.52
-5.11% 1.32M +100.00% 45.49M 34.4 0.22% Share
143 LECO Lincoln Electri...
243.51
-0.79% 236.09K -0.1% 44.66M 114.85 0.22% Share
144 PRCT PROCEPT BioRobo...
40.12
-0.64% 748.56K +43.22% 43.61M 73.52 0.21% Share
145 LYV Live Nation Ent...
161.60
+1.72% 322.45K -0.72% 42.11M 129.5 0.20% Share
146 FLR Fluor Corporati...
41.56
-2.54% 1.14M +1.63% 40.92M 47.94 0.20% Share
147 SPOT Spotify Technol...
698.73
+0.54% 74.21K +100.00% 40.82M 550.03 0.20% Share
148 TECH Bio-Techne Corp...
53.74
-1.77% 676.41K +100.00% 39.66M 58.63 0.19% Share
149 CHX ChampionX Corpo...
25.81
-2.97% 1.31M +2.88% 39.06M 29.16 0.19% Share
150 VST Vistra Corp.
202.38
-1.41% 332.34K -28.09% 39.03M 105.47 0.19% Share