WESTFIELD CAPITAL MANAGEMENT CO LP Q4 2017 Filing
Filed February 13, 2018
Portfolio Value
$13.1B
Holdings
244
Report Date
Q4 2017
Filing Type
13F-HR
All Holdings (244 positions)
| # | Stock | Shares | Value | % Portfolio | Type |
|---|---|---|---|---|---|
| 1 | AAPLAPPLE INC | 1,984,127 | $335.8B | 2565.10% | |
| 2 | AMZNAMAZON COM INC | 225,973 | $264.3B | 2018.85% | |
| 3 | METAFACEBOOK INC | 1,485,568 | $262.1B | 2002.60% | |
| 4 | MSFTMICROSOFT CORP | 2,608,095 | $223.1B | 1704.31% | |
| 5 | MARMARRIOTT INTL INC NEW | 1,552,611 | $210.7B | 1609.89% | |
| 6 | GOOGALPHABET INC | 185,876 | $194.5B | 1485.86% | |
| 7 | VVISA INC | 1,681,568 | $191.7B | 1464.71% | |
| 8 | AMEAMETEK INC NEW | 2,582,132 | $187.1B | 1429.53% | |
| 9 | STZCONSTELLATION BRANDS INC | 786,224 | $179.7B | 1372.85% | |
| 10 | GOOGLALPHABET INC | 164,458 | $173.2B | 1323.44% | |
| 11 | JAZZJAZZ PHARMACEUTICALS PLC | 1,230,572 | $165.7B | 1265.82% | |
| 12 | HDHOME DEPOT INC | 867,689 | $164.5B | 1256.32% | |
| 13 | —STERIS PLC | 1,691,533 | $148.0B | 1130.30% | |
| 14 | NKTREURNEKTAR THERAPEUTICS | 2,293,181 | $136.9B | 1046.20% | |
| 15 | PGRPROGRESSIVE CORP OHIO | 2,345,303 | $132.1B | 1009.06% | |
| 16 | CRMSALESFORCE COM INC | 1,290,782 | $132.0B | 1008.07% | |
| 17 | NOWSERVICENOW INC | 1,009,752 | $131.7B | 1005.81% | |
| 18 | COOCOOPER COS INC | 592,956 | $129.2B | 986.95% | |
| 19 | —DOWDUPONT INC | 1,804,224 | $128.5B | 981.63% | |
| 20 | IRINGERSOLL-RAND PLC | 1,421,329 | $126.8B | 968.43% | |
| 21 | UNPUNION PAC CORP | 938,694 | $125.9B | 961.63% | |
| 22 | 4I1PHILIP MORRIS INTL INC | 1,172,889 | $123.9B | 946.64% | |
| 23 | BABOEING CO | 405,271 | $119.5B | 913.04% | |
| 24 | CELGCELGENE CORP | 1,113,579 | $116.2B | 887.79% | |
| 25 | ADBEADOBE SYS INC | 656,298 | $115.0B | 878.60% | |
| 26 | AMTAMERICAN TOWER CORP NEW | 792,778 | $113.1B | 864.06% | |
| 27 | AVGOBROADCOM LTD | 435,262 | $111.8B | 854.23% | |
| 28 | BACBANK AMER CORP | 3,755,716 | $110.9B | 846.97% | |
| 29 | CECELANESE CORP DEL | 1,019,224 | $109.1B | 833.75% | |
| 30 | UALUNITED CONTL HLDGS INC | 1,540,582 | $103.8B | 793.23% | |
| 31 | 7SUSUMMIT MATLS INC | 3,256,164 | $102.4B | 782.07% | |
| 32 | LIILENNOX INTL INC | 485,085 | $101.0B | 771.76% | |
| 33 | ABTABBOTT LABS | 1,761,047 | $100.5B | 767.78% | |
| 34 | MGMMGM RESORTS INTERNATIONAL | 3,001,043 | $100.2B | 765.50% | |
| 35 | BIIBBIOGEN INC | 311,849 | $99.3B | 758.94% | |
| 36 | ITWILLINOIS TOOL WKS INC | 590,617 | $98.5B | 752.81% | |
| 37 | AVYAVERY DENNISON CORP | 840,881 | $96.6B | 737.84% | |
| 38 | JBHTHUNT J B TRANS SVCS INC | 825,915 | $95.0B | 725.46% | |
| 39 | ICLRICON PLC | 844,053 | $94.7B | 723.15% | |
| 40 | VRTXVERTEX PHARMACEUTICALS INC | 618,861 | $92.7B | 708.50% | |
| 41 | BACVERIZON COMMUNICATIONS INC | 1,716,047 | $90.8B | 693.88% | |
| 42 | ICEINTERCONTINENTAL EXCHANGE IN | 1,280,339 | $90.3B | 690.15% | |
| 43 | EOGEOG RES INC | 831,953 | $89.8B | 685.83% | |
| 44 | LLYLILLY ELI & CO | 1,032,851 | $87.2B | 666.42% | |
| 45 | MAMASTERCARD INCORPORATED | 575,811 | $87.2B | 665.81% | |
| 46 | MTDMETTLER TOLEDO INTERNATIONAL | 139,379 | $86.3B | 659.64% | |
| 47 | CSGPCOSTAR GROUP INC | 288,603 | $85.7B | 654.70% | |
| 48 | PYPLPAYPAL HLDGS INC | 1,158,036 | $85.3B | 651.29% | |
| 49 | —ANDEAVOR | 731,255 | $83.6B | 638.74% | |
| 50 | —PINNACLE FOODS INC DEL | 1,350,770 | $80.3B | 613.67% | |
| 51 | —MEDICINES CO | 2,904,475 | $79.4B | 606.63% | |
| 52 | SPGIS&P GLOBAL INC | 465,831 | $78.9B | 602.84% | |
| 53 | —MICROSEMI CORP | 1,527,620 | $78.9B | 602.76% | |
| 54 | AREALEXANDRIA REAL ESTATE EQ IN | 594,234 | $77.6B | 592.82% | |
| 55 | AJGGALLAGHER ARTHUR J & CO | 1,221,228 | $77.3B | 590.36% | |
| 56 | —KLX INC | 1,061,850 | $72.5B | 553.63% | |
| 57 | TDYTELEDYNE TECHNOLOGIES INC | 399,290 | $72.3B | 552.56% | |
| 58 | AMATAPPLIED MATLS INC | 1,401,759 | $71.7B | 547.42% | |
| 59 | —CYRUSONE INC | 1,202,818 | $71.6B | 547.01% | |
| 60 | DHRDANAHER CORP DEL | 769,580 | $71.4B | 545.69% | |
| 61 | LGF/BEURLIONS GATE ENTMNT CORP | 2,214,496 | $70.3B | 536.96% | |
| 62 | —VANTIV INC | 941,697 | $69.3B | 529.12% | |
| 63 | BERYEURBERRY GLOBAL GROUP INC | 1,172,676 | $68.8B | 525.60% | |
| 64 | BFHALLIANCE DATA SYSTEMS CORP | 264,954 | $67.2B | 513.07% | |
| 65 | FLT1EURFLEETCOR TECHNOLOGIES INC | 348,734 | $67.1B | 512.65% | |
| 66 | APTVAPTIV PLC | 788,385 | $66.9B | 510.91% | |
| 67 | CTSHCOGNIZANT TECHNOLOGY SOLUTIO | 932,421 | $66.2B | 505.89% | |
| 68 | —RSP PERMIAN INC | 1,624,775 | $66.1B | 504.93% | |
| 69 | T7DTRANSDIGM GROUP INC | 239,765 | $65.8B | 503.01% | |
| 70 | TRUTRANSUNION | 1,195,790 | $65.7B | 502.07% | |
| 71 | ESNTESSENT GROUP LTD | 1,508,755 | $65.5B | 500.45% | |
| 72 | XLRNACCELERON PHARMA INC | 1,510,868 | $64.1B | 489.84% | |
| 73 | FTNTFORTINET INC | 1,459,683 | $63.8B | 487.19% | |
| 74 | TSSTOTAL SYS SVCS INC | 799,055 | $63.2B | 482.78% | |
| 75 | MNSTMONSTER BEVERAGE CORP NEW | 996,286 | $63.1B | 481.70% | |
| 76 | UNVREURUNIVAR INC | 2,031,029 | $62.9B | 480.37% | |
| 77 | RHT1EURRED HAT INC | 519,329 | $62.4B | 476.47% | |
| 78 | MSCIMSCI INC | 485,284 | $61.4B | 469.12% | |
| 79 | IBPINSTALLED BLDG PRODS INC | 806,103 | $61.2B | 467.71% | |
| 80 | BKNGPRICELINE GRP INC | 35,147 | $61.1B | 466.58% | |
| 81 | MUMICRON TECHNOLOGY INC | 1,484,843 | $61.1B | 466.44% | |
| 82 | NSYNICE LTD | 658,062 | $60.5B | 462.04% | |
| 83 | WEXWEX INC | 425,483 | $60.1B | 459.06% | |
| 84 | RRYDER SYS INC | 706,809 | $59.5B | 454.48% | |
| 85 | SPLKCHFSPLUNK INC | 713,693 | $59.1B | 451.65% | |
| 86 | IARTINTEGRA LIFESCIENCES HLDGS C | 1,215,386 | $58.2B | 444.37% | |
| 87 | AXTAAXALTA COATING SYS LTD | 1,790,975 | $58.0B | 442.75% | |
| 88 | JBTJOHN BEAN TECHNOLOGIES CORP | 513,501 | $56.9B | 434.65% | |
| 89 | PCRXPACIRA PHARMACEUTICALS INC | 1,245,923 | $56.9B | 434.50% | |
| 90 | —WRIGHT MED GROUP N V | 2,561,329 | $56.9B | 434.39% | |
| 91 | LRCXEURLAM RESEARCH CORP | 306,286 | $56.4B | 430.69% | |
| 92 | —ORBOTECH LTD | 1,110,507 | $55.8B | 426.22% | |
| 93 | NXSTNEXSTAR MEDIA GROUP INC | 710,247 | $55.5B | 424.30% | |
| 94 | BLDRBUILDERS FIRSTSOURCE INC | 2,544,249 | $55.4B | 423.52% | |
| 95 | ARMKARAMARK | 1,274,880 | $54.5B | 416.25% | |
| 96 | MTNVAIL RESORTS INC | 255,004 | $54.2B | 413.91% | |
| 97 | EQIXEQUINIX INC | 117,663 | $53.3B | 407.38% | |
| 98 | WEAWESTERN ALLIANCE BANCORP | 939,045 | $53.2B | 406.18% | |
| 99 | VLOVALERO ENERGY CORP NEW | 568,433 | $52.2B | 399.12% | |
| 100 | SIXEURSIX FLAGS ENTMT CORP NEW | 775,915 | $51.7B | 394.60% |
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