WESTFIELD CAPITAL MANAGEMENT CO LP Q2 2018 Filing
Filed August 13, 2018
Portfolio Value
$13.4T
Holdings
243
Report Date
Q2 2018
Filing Type
13F-HR
All Holdings (243 positions)
| # | Stock | Shares | Value | % Portfolio | Type |
|---|---|---|---|---|---|
| 101 | HLTHILTON WORLDWIDE HLDGS INC | 543,942 | $43.1B | 0.32% | |
| 102 | CTLTEURCATALENT INC | 1,016,914 | $42.6B | 0.32% | |
| 103 | IARTINTEGRA LIFESCIENCES HLDGS C | 647,601 | $41.7B | 0.31% | |
| 104 | IDXXIDEXX LABS INC | 191,373 | $41.7B | 0.31% | |
| 105 | BURLBURLINGTON STORES INC | 274,640 | $41.3B | 0.31% | |
| 106 | AREALEXANDRIA REAL ESTATE EQ IN | 326,110 | $41.1B | 0.31% | |
| 107 | CVLTCOMMVAULT SYSTEMS INC | 615,984 | $40.6B | 0.30% | |
| 108 | MTNVAIL RESORTS INC | 145,110 | $39.8B | 0.30% | |
| 109 | BYDBOYD GAMING CORP | 1,143,560 | $39.6B | 0.30% | |
| 110 | RJFRAYMOND JAMES FINANCIAL INC | 443,579 | $39.6B | 0.30% | |
| 111 | —ELDORADO RESORTS INC | 1,004,259 | $39.3B | 0.29% | |
| 112 | MTZMASTEC INC | 770,669 | $39.1B | 0.29% | |
| 113 | XLRNACCELERON PHARMA INC | 795,043 | $38.6B | 0.29% | |
| 114 | GRA1EURGRACE W R & CO DEL NEW | 513,463 | $37.6B | 0.28% | |
| 115 | ADSKAUTODESK INC | 286,801 | $37.6B | 0.28% | |
| 116 | CR1USDCRANE CO | 467,932 | $37.5B | 0.28% | |
| 117 | NTAPNETAPP INC | 475,031 | $37.3B | 0.28% | |
| 118 | ZTSZOETIS INC | 434,705 | $37.0B | 0.28% | |
| 119 | PVHPVH CORP | 246,784 | $36.9B | 0.28% | |
| 120 | ITGARTNER INC | 277,306 | $36.9B | 0.28% | |
| 121 | CLVSEURCLOVIS ONCOLOGY INC | 802,068 | $36.5B | 0.27% | |
| 122 | FLIRFLIR SYS INC | 697,027 | $36.2B | 0.27% | |
| 123 | OECORION ENGINEERED CARBONS S A | 1,171,913 | $36.2B | 0.27% | |
| 124 | PANWPALO ALTO NETWORKS INC | 175,289 | $36.0B | 0.27% | |
| 125 | RHIROBERT HALF INTL INC | 552,167 | $35.9B | 0.27% | |
| 126 | VMCVULCAN MATLS CO | 277,414 | $35.8B | 0.27% | |
| 127 | SUISUN CMNTYS INC | 364,598 | $35.7B | 0.27% | |
| 128 | —ULTIMATE SOFTWARE GROUP INC | 138,506 | $35.6B | 0.27% | |
| 129 | RUSHARUSH ENTERPRISES INC | 817,586 | $35.5B | 0.26% | |
| 130 | NKTREURNEKTAR THERAPEUTICS | 721,056 | $35.2B | 0.26% | |
| 131 | BERYEURBERRY GLOBAL GROUP INC | 764,816 | $35.1B | 0.26% | |
| 132 | —QTS RLTY TR INC | 873,744 | $34.5B | 0.26% | |
| 133 | ENVUSDENVESTNET INC | 614,700 | $33.8B | 0.25% | |
| 134 | —INTEGRATED DEVICE TECHNOLOGY | 1,044,465 | $33.3B | 0.25% | |
| 135 | MSCIMSCI INC | 201,000 | $33.3B | 0.25% | |
| 136 | BLDRBUILDERS FIRSTSOURCE INC | 1,811,060 | $33.1B | 0.25% | |
| 137 | PFPTPROOFPOINT INC | 283,865 | $32.7B | 0.24% | |
| 138 | ZEN1EURZENDESK INC | 600,023 | $32.7B | 0.24% | |
| 139 | ONON SEMICONDUCTOR CORP | 1,432,660 | $31.9B | 0.24% | |
| 140 | PTCPTC INC | 339,178 | $31.8B | 0.24% | |
| 141 | MSAMSA SAFETY INC | 325,370 | $31.3B | 0.23% | |
| 142 | RRYDER SYS INC | 428,990 | $30.8B | 0.23% | |
| 143 | EWBCEAST WEST BANCORP INC | 468,026 | $30.5B | 0.23% | |
| 144 | DLTRDOLLAR TREE INC | 353,508 | $30.0B | 0.22% | |
| 145 | STAGSTAG INDL INC | 1,099,147 | $29.9B | 0.22% | |
| 146 | ESNTESSENT GROUP LTD | 833,389 | $29.9B | 0.22% | |
| 147 | —INTERXION HOLDING N.V | 477,441 | $29.8B | 0.22% | |
| 148 | DATATABLEAU SOFTWARE INC | 302,860 | $29.6B | 0.22% | |
| 149 | NGVTINGEVITY CORP | 365,115 | $29.5B | 0.22% | |
| 150 | ALXNALEXION PHARMACEUTICALS INC | 236,585 | $29.4B | 0.22% | |
| 151 | —TRINSEO S A | 412,930 | $29.3B | 0.22% | |
| 152 | ROKROCKWELL AUTOMATION INC | 171,923 | $28.6B | 0.21% | |
| 153 | BFAMBRIGHT HORIZONS FAM SOL IN D | 276,978 | $28.4B | 0.21% | |
| 154 | ASNDASCENDIS PHARMA A S | 424,575 | $28.2B | 0.21% | |
| 155 | CDEVEURCENTENNIAL RESOURCE DEV INC | 1,520,720 | $27.5B | 0.21% | |
| 156 | IRWDIRONWOOD PHARMACEUTICALS INC | 1,392,231 | $26.6B | 0.20% | |
| 157 | AEOAMERICAN EAGLE OUTFITTERS NE | 1,144,570 | $26.6B | 0.20% | |
| 158 | HEIHEICO CORP NEW | 433,263 | $26.4B | 0.20% | |
| 159 | EXPEEXPEDIA GROUP INC | 219,069 | $26.3B | 0.20% | |
| 160 | TXRHTEXAS ROADHOUSE INC | 399,018 | $26.1B | 0.20% | |
| 161 | FULFULLER H B CO | 485,040 | $26.0B | 0.19% | |
| 162 | —RSP PERMIAN INC | 579,090 | $25.5B | 0.19% | |
| 163 | —CYRUSONE INC | 432,538 | $25.2B | 0.19% | |
| 164 | PLAYDAVE & BUSTERS ENTMT INC | 525,345 | $25.0B | 0.19% | |
| 165 | FNDFLOOR & DECOR HLDGS INC | 504,191 | $24.9B | 0.19% | |
| 166 | —WRIGHT MED GROUP N V | 942,981 | $24.5B | 0.18% | |
| 167 | —KLX INC | 336,179 | $24.2B | 0.18% | |
| 168 | VISNCOMMSCOPE HLDG CO INC | 809,777 | $23.6B | 0.18% | |
| 169 | PRTY1EURPARTY CITY HOLDCO INC | 1,547,610 | $23.6B | 0.18% | |
| 170 | —MILACRON HLDGS CORP | 1,245,692 | $23.6B | 0.18% | |
| 171 | GWREGUIDEWIRE SOFTWARE INC | 261,523 | $23.2B | 0.17% | |
| 172 | NEWREURNEW RELIC INC | 228,114 | $22.9B | 0.17% | |
| 173 | SCSANTANDER CONSUMER USA HDG I | 1,196,820 | $22.8B | 0.17% | |
| 174 | ODFLOLD DOMINION FGHT LINES INC | 152,702 | $22.7B | 0.17% | |
| 175 | OMCLOMNICELL INC | 433,249 | $22.7B | 0.17% | |
| 176 | AEISADVANCED ENERGY INDS | 390,873 | $22.7B | 0.17% | |
| 177 | ALNYALNYLAM PHARMACEUTICALS INC | 228,140 | $22.5B | 0.17% | |
| 178 | LNWOSCIENTIFIC GAMES CORP | 452,680 | $22.2B | 0.17% | |
| 179 | CPTCAMDEN PPTY TR | 237,495 | $21.6B | 0.16% | |
| 180 | SIVBEURSVB FINL GROUP | 74,694 | $21.6B | 0.16% | |
| 181 | WSOWATSCO INC | 115,285 | $20.6B | 0.15% | |
| 182 | WNSNWNS HOLDINGS LTD | 393,600 | $20.5B | 0.15% | |
| 183 | LF2PACIFIC PREMIER BANCORP | 532,352 | $20.3B | 0.15% | |
| 184 | CIENCIENA CORP | 751,661 | $19.9B | 0.15% | |
| 185 | —BOTTOMLINE TECH DEL INC | 397,352 | $19.8B | 0.15% | |
| 186 | UI2KEMPER CORP DEL | 259,327 | $19.6B | 0.15% | |
| 187 | GDOTGREEN DOT CORP | 250,588 | $18.4B | 0.14% | |
| 188 | NBIXNEUROCRINE BIOSCIENCES INC | 184,741 | $18.1B | 0.14% | |
| 189 | EYENATIONAL VISION HLDGS INC | 489,395 | $17.9B | 0.13% | |
| 190 | —CORREVIO PHARMA CORP | 4,627,954 | $17.5B | 0.13% | |
| 191 | —INTERSECT ENT INC | 461,532 | $17.3B | 0.13% | |
| 192 | NVCRNOVOCURE LTD | 509,610 | $16.0B | 0.12% | |
| 193 | MPWRMONOLITHIC PWR SYS INC | 115,690 | $15.5B | 0.12% | |
| 194 | ACRSACLARIS THERAPEUTICS INC | 750,604 | $15.0B | 0.11% | |
| 195 | UCTTULTRA CLEAN HLDGS INC | 890,283 | $14.8B | 0.11% | |
| 196 | LITELUMENTUM HLDGS INC | 234,378 | $13.6B | 0.10% | |
| 197 | 2L9BLUEPRINT MEDICINES CORP | 212,980 | $13.5B | 0.10% | |
| 198 | APLSAPELLIS PHARMACEUTICALS INC | 606,956 | $13.4B | 0.10% | |
| 199 | —ACACIA COMMUNICATIONS INC | 381,765 | $13.3B | 0.10% | |
| 200 | FGENEURFIBROGEN INC | 211,665 | $13.3B | 0.10% |