WESTFIELD CAPITAL MANAGEMENT CO LP Q1 2023 Filing
Filed May 12, 2023
Portfolio Value
$14.2B
Holdings
222
Report Date
Q1 2023
Filing Type
13F-HR
All Holdings (222 positions)
| # | Stock | Shares | Value | % Portfolio | Type |
|---|---|---|---|---|---|
| 101 | RCKTROCKET PHARMACEUTICALS INC | 3,235,908 | $55.4B | 391.71% | |
| 102 | APTVAPTIV PLC | 492,078 | $55.2B | 390.12% | |
| 103 | WCNWASTE CONNECTIONS INC | 396,503 | $55.1B | 389.66% | |
| 104 | PPGPPG INDS INC | 410,030 | $54.8B | 387.05% | |
| 105 | MKTXMARKETAXESS HLDGS INC | 139,854 | $54.7B | 386.71% | |
| 106 | PCORPROCORE TECHNOLOGIES INC | 860,705 | $53.9B | 380.93% | |
| 107 | AWMSKYWORKS SOLUTIONS INC | 454,775 | $53.7B | 379.15% | |
| 108 | TRUTRANSUNION | 849,833 | $52.8B | 373.18% | |
| 109 | APLSAPELLIS PHARMACEUTICALS INC | 792,246 | $52.3B | 369.27% | |
| 110 | WINGWINGSTOP INC | 282,225 | $51.8B | 366.12% | |
| 111 | FOURSHIFT4 PMTS INC | 681,171 | $51.6B | 364.87% | |
| 112 | CTLTEURCATALENT INC | 775,520 | $51.0B | 360.11% | |
| 113 | A4SAMERIPRISE FINL INC | 166,192 | $50.9B | 359.95% | |
| 114 | AMATAPPLIED MATLS INC | 413,075 | $50.7B | 358.55% | |
| 115 | JNPJUNIPER NETWORKS INC | 1,473,640 | $50.7B | 358.43% | |
| 116 | REEVEREST RE GROUP LTD | 139,960 | $50.1B | 354.10% | |
| 117 | WSOWATSCO INC | 157,199 | $50.0B | 353.43% | |
| 118 | CHTRCHARTER COMMUNICATIONS INC N | 131,581 | $47.1B | 332.51% | |
| 119 | OPCHOPTION CARE HEALTH INC | 1,472,182 | $46.8B | 330.51% | |
| 120 | MTNVAIL RESORTS INC | 197,935 | $46.3B | 326.85% | |
| 121 | DGXQUEST DIAGNOSTICS INC | 321,963 | $45.6B | 321.89% | |
| 122 | OVVOVINTIV INC | 1,234,773 | $44.5B | 314.82% | |
| 123 | TXRHTEXAS ROADHOUSE INC | 406,990 | $44.0B | 310.78% | |
| 124 | HXLHEXCEL CORP NEW | 636,959 | $43.5B | 307.20% | |
| 125 | GLOBGLOBANT S A | 263,464 | $43.2B | 305.35% | |
| 126 | ETSYETSY INC | 387,501 | $43.1B | 304.86% | |
| 127 | SPGIS&P GLOBAL INC | 122,136 | $42.1B | 297.56% | |
| 128 | AAONAAON INC | 435,349 | $42.1B | 297.46% | |
| 129 | CHRCHURCHILL DOWNS INC | 162,366 | $41.7B | 294.93% | |
| 130 | LYVLIVE NATION ENTERTAINMENT IN | 590,055 | $41.3B | 291.87% | |
| 131 | EYENATIONAL VISION HLDGS INC | 2,192,016 | $41.3B | 291.83% | |
| 132 | RGENREPLIGEN CORP | 242,604 | $40.8B | 288.63% | |
| 133 | SRCUSDSPIRIT RLTY CAP INC NEW | 961,276 | $38.3B | 270.63% | |
| 134 | FLYWFLYWIRE CORPORATION | 1,299,215 | $38.1B | 269.55% | |
| 135 | KNSLKINSALE CAP GROUP INC | 124,036 | $37.2B | 263.08% | |
| 136 | PRIPRIMERICA INC | 214,352 | $36.9B | 260.89% | |
| 137 | CABOCABLE ONE INC | 51,776 | $36.3B | 256.84% | |
| 138 | NOGNORTHERN OIL AND GAS INC MN | 1,196,310 | $36.3B | 256.58% | |
| 139 | SYNASYNAPTICS INC | 320,878 | $35.7B | 252.03% | |
| 140 | STSENSATA TECHNOLOGIES HLDG PL | 705,278 | $35.3B | 249.30% | |
| 141 | AXTAAXALTA COATING SYS LTD | 1,132,776 | $34.3B | 242.46% | |
| 142 | PDCEUSDPDC ENERGY INC | 529,512 | $34.0B | 240.15% | |
| 143 | ESSESSEX PPTY TR INC | 160,661 | $33.6B | 237.44% | |
| 144 | AVNTAVIENT CORPORATION | 811,610 | $33.4B | 236.06% | |
| 145 | CFRCULLEN FROST BANKERS INC | 302,082 | $31.8B | 224.87% | |
| 146 | IOTSAMSARA INC | 1,605,956 | $31.7B | 223.79% | |
| 147 | CWSTCASELLA WASTE SYS INC | 378,667 | $31.3B | 221.19% | |
| 148 | HAEHAEMONETICS CORP MASS | 373,456 | $30.9B | 218.38% | |
| 149 | WNSNWNS HLDGS LTD | 324,826 | $30.3B | 213.87% | |
| 150 | OLEDUNIVERSAL DISPLAY CORP | 191,005 | $29.6B | 209.38% | |
| 151 | FCNCAFIRST CTZNS BANCSHARES INC N | 29,539 | $28.7B | 203.12% | |
| 152 | PLNTPLANET FITNESS INC | 350,739 | $27.2B | 192.50% | |
| 153 | 0C3ENDEAVOR GROUP HLDGS INC | 1,133,153 | $27.1B | 191.62% | |
| 154 | QCOMQUALCOMM INC | 212,119 | $27.1B | 191.24% | |
| 155 | ONTOONTO INNOVATION INC | 302,013 | $26.5B | 187.55% | |
| 156 | AZTAAZENTA INC | 588,650 | $26.3B | 185.61% | |
| 157 | BOXBOX INC | 973,699 | $26.1B | 184.33% | |
| 158 | NBIXNEUROCRINE BIOSCIENCES INC | 254,626 | $25.8B | 182.13% | |
| 159 | AMEDAMEDISYS INC | 342,876 | $25.2B | 178.21% | |
| 160 | HALHALLIBURTON CO | 796,973 | $25.2B | 178.19% | |
| 161 | 9KGNEXTIER OILFIELD SOLUTIONS | 3,046,514 | $24.2B | 171.15% | |
| 162 | DTDYNATRACE INC | 555,595 | $23.5B | 166.07% | |
| 163 | MTSIMACOM TECH SOLUTIONS HLDGS I | 301,339 | $21.3B | 150.84% | |
| 164 | WEXWEX INC | 110,541 | $20.3B | 143.64% | |
| 165 | ORCLORACLE CORP | 215,781 | $20.1B | 141.69% | |
| 166 | STEPSTEPSTONE GROUP INC | 824,858 | $20.0B | 141.47% | |
| 167 | INVAINNOVIVA INC | 1,759,431 | $19.8B | 139.87% | |
| 168 | MDRXVERADIGM INC | 1,462,688 | $19.1B | 134.89% | |
| 169 | PLMRPALOMAR HLDGS INC | 317,006 | $17.5B | 123.65% | |
| 170 | APY1EURCHAMPIONX CORPORATION | 602,799 | $16.4B | 115.56% | |
| 171 | AVGOBROADCOM INC | 23,382 | $15.0B | 106.00% | |
| 172 | PACKRANPAK HOLDINGS CORP | 2,781,628 | $14.5B | 102.61% | |
| 173 | ABBVABBVIE INC | 83,017 | $13.2B | 93.49% | |
| 174 | AFGAMERICAN FINL GROUP INC OHIO | 106,267 | $12.9B | 91.24% | |
| 175 | AMDADVANCED MICRO DEVICES INC | 120,584 | $11.8B | 83.51% | |
| 176 | OPHTEURIVERIC BIO INC | 476,721 | $11.6B | 81.96% | |
| 177 | ETNBGBP89BIO INC | 755,210 | $11.5B | 81.27% | |
| 178 | IBMINTERNATIONAL BUSINESS MACHS | 79,539 | $10.4B | 73.68% | |
| 179 | PEPPEPSICO INC | 48,158 | $8.8B | 62.04% | |
| 180 | GOOGALPHABET INC | 84,158 | $8.8B | 61.85% | |
| 181 | MTDMETTLER TOLEDO INTERNATIONAL | 5,623 | $8.6B | 60.80% | |
| 182 | MRKMERCK & CO INC | 76,509 | $8.1B | 57.52% | |
| 183 | KOCOCA COLA CO | 129,140 | $8.0B | 56.60% | |
| 184 | DHRDANAHER CORPORATION | 31,107 | $7.8B | 55.40% | |
| 185 | DYHTARGET CORP | 45,103 | $7.5B | 52.79% | |
| 186 | TTTRANE TECHNOLOGIES PLC | 40,140 | $7.4B | 52.18% | |
| 187 | GILDGILEAD SCIENCES INC | 86,760 | $7.2B | 50.87% | |
| 188 | HSYHERSHEY CO | 23,368 | $5.9B | 42.01% | |
| 189 | CMICUMMINS INC | 24,506 | $5.9B | 41.36% | |
| 190 | UPSUNITED PARCEL SERVICE INC | 28,887 | $5.6B | 39.59% | |
| 191 | BLKCHFBLACKROCK INC | 8,163 | $5.5B | 38.60% | |
| 192 | BACBANK AMERICA CORP | 186,735 | $5.3B | 37.74% | |
| 193 | ELSEQUITY LIFESTYLE PPTYS INC | 78,775 | $5.3B | 37.37% | |
| 194 | NXSTNEXSTAR MEDIA GROUP INC | 29,439 | $5.1B | 35.91% | |
| 195 | OGM1COGENT COMMUNICATIONS HLDGS | 76,475 | $4.9B | 34.43% | |
| 196 | ITGARTNER INC | 14,370 | $4.7B | 33.08% | |
| 197 | MCDMCDONALDS CORP | 16,106 | $4.5B | 31.82% | |
| 198 | CITCINTAS CORP | 9,719 | $4.5B | 31.77% | |
| 199 | AIGAMERICAN INTL GROUP INC | 80,266 | $4.0B | 28.56% | |
| 200 | WMSADVANCED DRAIN SYS INC DEL | 46,440 | $3.9B | 27.63% |