WESTFIELD CAPITAL MANAGEMENT CO LP Q3 2025 Filing
Filed November 12, 2025
Portfolio Value
$23.8B
Holdings
235
Report Date
Q3 2025
Filing Type
13F-HR
All Holdings (235 positions)
| # | Stock | Shares | Value | % Portfolio | Type |
|---|---|---|---|---|---|
| 101 | RRRRED ROCK RESORTS INC | 1,147,417 | $70.1B | 293.97% | |
| 102 | ICLRICON PLC | 396,354 | $69.4B | 291.03% | |
| 103 | CRDOCREDO TECHNOLOGY GROUP HOLDI | 472,841 | $68.9B | 288.89% | |
| 104 | SAIASAIA INC | 227,908 | $68.2B | 286.27% | |
| 105 | RHRH | 332,901 | $67.6B | 283.78% | |
| 106 | AMEAMETEK INC | 358,660 | $67.4B | 282.92% | |
| 107 | FCFSFIRSTCASH HOLDINGS INC | 422,455 | $66.9B | 280.81% | |
| 108 | LECOLINCOLN ELEC HLDGS INC | 282,963 | $66.7B | 280.00% | |
| 109 | PINSPINTEREST INC | 2,023,270 | $65.1B | 273.10% | |
| 110 | VEEVVEEVA SYS INC | 217,754 | $64.9B | 272.19% | |
| 111 | IEXIDEX CORP | 398,283 | $64.8B | 272.00% | |
| 112 | ICEINTERCONTINENTAL EXCHANGE IN | 378,565 | $63.8B | 267.62% | |
| 113 | HUBSHUBSPOT INC | 134,175 | $62.8B | 263.36% | |
| 114 | EWBCEAST WEST BANCORP INC | 589,535 | $62.8B | 263.32% | |
| 115 | SNPSSYNOPSYS INC | 126,581 | $62.5B | 262.05% | |
| 116 | PODDINSULET CORP | 201,387 | $62.2B | 260.88% | |
| 117 | BRZEBRAZE INC | 2,177,953 | $61.9B | 259.90% | |
| 118 | GLGLOBE LIFE INC | 430,642 | $61.6B | 258.34% | |
| 119 | ONTOONTO INNOVATION INC | 474,530 | $61.3B | 257.29% | |
| 120 | AITAPPLIED INDL TECHNOLOGIES IN | 234,734 | $61.3B | 257.11% | |
| 121 | SLNOSOLENO THERAPEUTICS INC | 899,157 | $60.8B | 255.04% | |
| 122 | HLTHILTON WORLDWIDE HLDGS INC | 233,718 | $60.6B | 254.42% | |
| 123 | WF2WINTRUST FINL CORP | 456,964 | $60.5B | 253.94% | |
| 124 | KNSLKINSALE CAP GROUP INC | 142,146 | $60.4B | 253.64% | |
| 125 | IDXXIDEXX LABS INC | 94,129 | $60.1B | 252.33% | |
| 126 | FNFABRINET | 163,002 | $59.4B | 249.38% | |
| 127 | TWLOTWILIO INC | 591,367 | $59.2B | 248.35% | |
| 128 | SPOTSPOTIFY TECHNOLOGY S A | 84,006 | $58.6B | 246.03% | |
| 129 | WGSGENEDX HOLDINGS CORP | 544,094 | $58.6B | 245.97% | |
| 130 | FTITECHNIPFMC PLC | 1,480,110 | $58.4B | 245.00% | |
| 131 | JBLJABIL INC | 266,147 | $57.8B | 242.52% | |
| 132 | TTMITTM TECHNOLOGIES INC | 994,282 | $57.3B | 240.30% | |
| 133 | CLHCLEAN HARBORS INC | 243,582 | $56.6B | 237.34% | |
| 134 | CSXCSX CORP | 1,592,570 | $56.6B | 237.29% | |
| 135 | MDBMONGODB INC | 181,314 | $56.3B | 236.13% | |
| 136 | IRTCIRHYTHM TECHNOLOGIES INC | 323,980 | $55.7B | 233.80% | |
| 137 | MTSIMACOM TECH SOLUTIONS HLDGS I | 436,496 | $54.3B | 228.00% | |
| 138 | IMAIMAX CORP | 1,622,625 | $53.1B | 222.97% | |
| 139 | EATBRINKER INTL INC | 416,056 | $52.7B | 221.15% | |
| 140 | BURLBURLINGTON STORES INC | 205,895 | $52.4B | 219.87% | |
| 141 | TLNTALEN ENERGY CORP | 123,078 | $52.4B | 219.67% | |
| 142 | AVNTAVIENT CORPORATION | 1,569,226 | $51.7B | 216.95% | |
| 143 | TEAMATLASSIAN CORPORATION | 322,438 | $51.5B | 216.06% | |
| 144 | AFRMAFFIRM HLDGS INC | 701,607 | $51.3B | 215.14% | |
| 145 | LSCCLATTICE SEMICONDUCTOR CORP | 696,706 | $51.1B | 214.34% | |
| 146 | STEPSTEPSTONE GROUP INC | 778,728 | $50.9B | 213.40% | |
| 147 | WCNWASTE CONNECTIONS INC | 288,730 | $50.8B | 212.98% | |
| 148 | FOURSHIFT4 PMTS INC | 653,828 | $50.6B | 212.34% | |
| 149 | RMBS*RAMBUS INC DEL | 484,465 | $50.5B | 211.81% | |
| 150 | FICOFAIR ISAAC CORP | 32,468 | $48.6B | 203.87% | |
| 151 | XENEXENON PHARMACEUTICALS INC | 1,206,066 | $48.4B | 203.18% | |
| 152 | ETNBGBP89BIO INC | 3,291,369 | $48.4B | 203.01% | |
| 153 | FNBF N B CORP | 2,985,673 | $48.1B | 201.82% | |
| 154 | NOGNORTHERN OIL & GAS INC | 1,899,017 | $47.1B | 197.61% | |
| 155 | FANGDIAMONDBACK ENERGY INC | 319,664 | $45.7B | 191.94% | |
| 156 | COCOVITA COCO CO INC | 1,062,761 | $45.1B | 189.38% | |
| 157 | SLABSILICON LABORATORIES INC | 342,310 | $44.9B | 188.34% | |
| 158 | BUWABIO RAD LABS INC | 155,524 | $43.6B | 182.97% | |
| 159 | WSCWILLSCOT HLDGS CORP | 2,049,820 | $43.3B | 181.56% | |
| 160 | PRPERMIAN RESOURCES CORP | 3,357,716 | $43.0B | 180.33% | |
| 161 | ENQENTEGRIS INC | 460,440 | $42.6B | 178.63% | |
| 162 | CALXCALIX INC | 684,096 | $42.0B | 176.16% | |
| 163 | NIQNIQ GLOBAL INTELLIGENCE PLC | 2,631,896 | $41.3B | 173.38% | |
| 164 | HOODROBINHOOD MKTS INC | 287,615 | $41.2B | 172.79% | |
| 165 | ALNYALNYLAM PHARMACEUTICALS INC | 87,908 | $40.1B | 168.20% | |
| 166 | RDNTRADNET INC | 525,820 | $40.1B | 168.14% | |
| 167 | MKSIMKS INC. | 323,364 | $40.0B | 167.93% | |
| 168 | JBHTHUNT J B TRANS SVCS INC | 296,843 | $39.8B | 167.11% | |
| 169 | KDKYNDRYL HLDGS INC | 1,315,656 | $39.5B | 165.78% | |
| 170 | TOSTTOAST INC | 1,034,305 | $37.8B | 158.45% | |
| 171 | ALABASTERA LABS INC | 192,614 | $37.7B | 158.24% | |
| 172 | FMFFORMFACTOR INC | 1,026,657 | $37.4B | 156.89% | |
| 173 | CORZCORE SCIENTIFIC INC NEW | 1,992,735 | $35.7B | 150.00% | |
| 174 | TRGPTARGA RES CORP | 182,426 | $30.6B | 128.24% | |
| 175 | BWINTHE BALDWIN INSURANCE GRP IN | 1,071,136 | $30.2B | 126.79% | |
| 176 | SPXCSPX TECHNOLOGIES INC | 145,699 | $27.2B | 114.19% | |
| 177 | RIOTRIOT PLATFORMS INC | 1,350,027 | $25.7B | 107.80% | |
| 178 | BCYCBICYCLE THERAPEUTICS PLC | 2,952,543 | $22.9B | 95.89% | |
| 179 | IONQIONQ INC | 367,667 | $22.6B | 94.88% | |
| 180 | CHKPCHECK POINT SOFTWARE TECH LT | 99,472 | $20.6B | 86.36% | |
| 181 | NXPINXP SEMICONDUCTORS N V | 89,996 | $20.5B | 85.99% | |
| 182 | SMCISUPER MICRO COMPUTER INC | 359,439 | $17.2B | 72.30% | |
| 183 | PTRNPATTERN GROUP INC | 1,135,879 | $15.6B | 65.29% | |
| 184 | MLIMUELLER INDS INC | 127,835 | $12.9B | 54.23% | |
| 185 | WMBWILLIAMS COS INC | 201,065 | $12.7B | 53.44% | |
| 186 | GOOGALPHABET INC | 40,663 | $9.9B | 41.55% | |
| 187 | KOCOCA COLA CO | 135,745 | $9.0B | 37.77% | |
| 188 | CITCINTAS CORP | 43,259 | $8.9B | 37.26% | |
| 189 | MUFGMITSUBISHI UFJ FINL GROUP IN | 517,229 | $8.2B | 34.59% | |
| 190 | SMFGSUMITOMO MITSUI FINL GROUP I | 459,467 | $7.7B | 32.27% | |
| 191 | WFCWELLS FARGO CO NEW | 88,176 | $7.4B | 31.01% | |
| 192 | TJXTJX COS INC NEW | 49,961 | $7.2B | 30.30% | |
| 193 | A4SAMERIPRISE FINL INC | 14,691 | $7.2B | 30.28% | |
| 194 | RJFRAYMOND JAMES FINL INC | 40,095 | $6.9B | 29.04% | |
| 195 | TTTRANE TECHNOLOGIES PLC | 15,916 | $6.7B | 28.18% | |
| 196 | WMTWALMART INC | 64,902 | $6.7B | 28.07% | |
| 197 | TMOTHERMO FISHER SCIENTIFIC INC | 13,681 | $6.6B | 27.84% | |
| 198 | MTBM & T BK CORP | 30,525 | $6.0B | 25.31% | |
| 199 | ROLROLLINS INC | 100,660 | $5.9B | 24.81% | |
| 200 | MDTMEDTRONIC PLC | 61,922 | $5.9B | 24.74% |