WESTFIELD CAPITAL MANAGEMENT CO LP Q4 2018 Filing
Filed February 8, 2019
Portfolio Value
$11.7B
Holdings
240
Report Date
Q4 2018
Filing Type
13F-HR
All Holdings (240 positions)
| # | Stock | Shares | Value | % Portfolio | Type |
|---|---|---|---|---|---|
| 1 | AAPLAPPLE INC | 2,026,170 | $319.6B | 2726.06% | |
| 2 | AMZNAMAZON COM INC | 202,610 | $304.3B | 2595.61% | |
| 3 | MSFTMICROSOFT CORP | 2,163,225 | $219.7B | 1874.07% | |
| 4 | UNHUNITEDHEALTH GROUP INC | 856,089 | $213.3B | 1819.05% | |
| 5 | VVISA INC | 1,575,721 | $207.9B | 1773.27% | |
| 6 | MTDMETTLER TOLEDO INTERNATIONAL | 360,628 | $204.0B | 1739.69% | |
| 7 | GOOGALPHABET INC | 195,364 | $202.3B | 1725.67% | |
| 8 | BABOEING CO | 618,535 | $199.5B | 1701.42% | |
| 9 | NOWSERVICENOW INC | 1,061,707 | $189.0B | 1612.37% | |
| 10 | CRMSALESFORCE COM INC | 1,298,519 | $177.9B | 1517.02% | |
| 11 | MPCMARATHON PETE CORP | 2,982,907 | $176.0B | 1501.35% | |
| 12 | AMEAMETEK INC NEW | 2,449,010 | $165.8B | 1414.15% | |
| 13 | GOOGLALPHABET INC | 156,171 | $163.2B | 1391.93% | |
| 14 | COOCOOPER COS INC | 628,427 | $159.9B | 1364.15% | |
| 15 | UNPUNION PAC CORP | 1,104,349 | $152.7B | 1302.04% | |
| 16 | HDHOME DEPOT INC | 877,851 | $150.8B | 1286.50% | |
| 17 | JAZZJAZZ PHARMACEUTICALS PLC | 1,143,835 | $141.8B | 1209.38% | |
| 18 | TDYTELEDYNE TECHNOLOGIES INC | 667,232 | $138.2B | 1178.45% | |
| 19 | IRINGERSOLL-RAND PLC | 1,373,283 | $125.3B | 1068.60% | |
| 20 | TMOTHERMO FISHER SCIENTIFIC INC | 488,104 | $109.2B | 931.69% | |
| 21 | NFLXNETFLIX INC | 402,051 | $107.6B | 917.87% | |
| 22 | VRTXVERTEX PHARMACEUTICALS INC | 642,890 | $106.5B | 908.66% | |
| 23 | ITWILLINOIS TOOL WKS INC | 835,636 | $105.9B | 902.98% | |
| 24 | ADBEADOBE INC | 467,048 | $105.7B | 901.26% | |
| 25 | MCDMCDONALDS CORP | 591,747 | $105.1B | 896.24% | |
| 26 | T7DTRANSDIGM GROUP INC | 302,321 | $102.8B | 876.88% | |
| 27 | —STERIS PLC | 958,036 | $102.4B | 873.12% | |
| 28 | AJGGALLAGHER ARTHUR J & CO | 1,376,750 | $101.5B | 865.44% | |
| 29 | MAMASTERCARD INCORPORATED | 534,607 | $100.9B | 860.22% | |
| 30 | CHTRCHARTER COMMUNICATIONS INC N | 347,114 | $98.9B | 843.70% | |
| 31 | JBHTHUNT J B TRANS SVCS INC | 1,047,660 | $97.5B | 831.39% | |
| 32 | DISDISNEY WALT CO | 879,568 | $96.4B | 822.62% | |
| 33 | LIILENNOX INTL INC | 431,698 | $94.5B | 805.86% | |
| 34 | SPGIS&P GLOBAL INC | 555,772 | $94.4B | 805.58% | |
| 35 | PGRPROGRESSIVE CORP OHIO | 1,533,278 | $92.5B | 788.99% | |
| 36 | IBMINTERNATIONAL BUSINESS MACHS | 812,889 | $92.4B | 788.12% | |
| 37 | AVYAVERY DENNISON CORP | 1,022,285 | $91.8B | 783.27% | |
| 38 | PYPLPAYPAL HLDGS INC | 1,079,095 | $90.7B | 773.96% | |
| 39 | ICLRICON PLC | 698,029 | $90.2B | 769.28% | |
| 40 | BACBANK AMER CORP | 3,656,200 | $90.1B | 768.40% | |
| 41 | WPWORLDPAY INC | 1,176,131 | $89.9B | 766.72% | |
| 42 | NKENIKE INC | 1,199,078 | $88.9B | 758.26% | |
| 43 | —MEDICINES CO | 4,604,719 | $88.1B | 751.73% | |
| 44 | MSGSMADISON SQUARE GARDEN CO NEW | 327,899 | $87.8B | 748.70% | |
| 45 | ZEN1EURZENDESK INC | 1,498,026 | $87.4B | 745.81% | |
| 46 | BUWABIO RAD LABS INC | 376,018 | $87.3B | 744.78% | |
| 47 | AMATAPPLIED MATLS INC | 2,646,762 | $86.7B | 739.11% | |
| 48 | MARMARRIOTT INTL INC NEW | 792,647 | $86.0B | 733.95% | |
| 49 | TSSTOTAL SYS SVCS INC | 1,025,574 | $83.4B | 711.09% | |
| 50 | METAFACEBOOK INC | 630,631 | $82.7B | 705.12% | |
| 51 | MTNVAIL RESORTS INC | 388,804 | $82.0B | 699.14% | |
| 52 | FTNTFORTINET INC | 1,132,755 | $79.8B | 680.47% | |
| 53 | AVGOBROADCOM INC | 313,567 | $79.7B | 680.08% | |
| 54 | EOGEOG RES INC | 900,010 | $78.5B | 669.47% | |
| 55 | ULTAULTA BEAUTY INC | 319,943 | $78.3B | 668.15% | |
| 56 | CAGCONAGRA BRANDS INC | 3,627,915 | $77.5B | 660.96% | |
| 57 | COSTCOSTCO WHSL CORP NEW | 380,353 | $77.5B | 660.87% | |
| 58 | FISFIDELITY NATL INFORMATION SV | 746,207 | $76.5B | 652.70% | |
| 59 | —ULTIMATE SOFTWARE GROUP INC | 303,800 | $74.4B | 634.52% | |
| 60 | —IHS MARKIT LTD | 1,541,523 | $73.9B | 630.72% | |
| 61 | CELGCELGENE CORP | 1,142,913 | $73.2B | 624.77% | |
| 62 | BIIBBIOGEN INC | 241,059 | $72.5B | 618.71% | |
| 63 | HAEHAEMONETICS CORP | 709,952 | $71.0B | 605.85% | |
| 64 | AREALEXANDRIA REAL ESTATE EQ IN | 599,549 | $69.1B | 589.31% | |
| 65 | PXDEURPIONEER NAT RES CO | 524,037 | $68.9B | 587.85% | |
| 66 | FLT1EURFLEETCOR TECHNOLOGIES INC | 367,872 | $68.3B | 582.74% | |
| 67 | SPLKCHFSPLUNK INC | 645,742 | $67.7B | 577.49% | |
| 68 | NSYNICE LTD | 602,878 | $65.2B | 556.43% | |
| 69 | BKIEURBLACK KNIGHT INC | 1,422,152 | $64.1B | 546.58% | |
| 70 | TMUST MOBILE US INC | 980,986 | $62.4B | 532.24% | |
| 71 | LRCXEURLAM RESEARCH CORP | 455,381 | $62.0B | 528.90% | |
| 72 | MUMICRON TECHNOLOGY INC | 1,913,272 | $60.7B | 517.80% | |
| 73 | LPLALPL FINL HLDGS INC | 987,365 | $60.3B | 514.39% | |
| 74 | HLTHILTON WORLDWIDE HLDGS INC | 813,378 | $58.4B | 498.12% | |
| 75 | RHT1EURRED HAT INC | 328,612 | $57.7B | 492.29% | |
| 76 | SIXEURSIX FLAGS ENTMT CORP NEW | 1,033,017 | $57.5B | 490.16% | |
| 77 | XLRNACCELERON PHARMA INC | 1,292,713 | $56.3B | 480.19% | |
| 78 | SBACSBA COMMUNICATIONS CORP NEW | 344,105 | $55.7B | 475.15% | |
| 79 | PBFPBF ENERGY INC | 1,506,030 | $49.2B | 419.66% | |
| 80 | FLSFLOWSERVE CORP | 1,289,072 | $49.0B | 418.03% | |
| 81 | NXPINXP SEMICONDUCTORS N V | 666,258 | $48.8B | 416.43% | |
| 82 | MSCIMSCI INC | 327,073 | $48.2B | 411.29% | |
| 83 | TRUTRANSUNION | 846,753 | $48.1B | 410.23% | |
| 84 | —WPX ENERGY INC | 4,183,315 | $47.5B | 404.98% | |
| 85 | IDXXIDEXX LABS INC | 246,438 | $45.8B | 391.00% | |
| 86 | RJFRAYMOND JAMES FINANCIAL INC | 595,810 | $44.3B | 378.14% | |
| 87 | DGXQUEST DIAGNOSTICS INC | 526,951 | $43.9B | 374.26% | |
| 88 | BURLBURLINGTON STORES INC | 267,000 | $43.4B | 370.46% | |
| 89 | ADSKAUTODESK INC | 327,629 | $42.1B | 359.39% | |
| 90 | WEAWESTERN ALLIANCE BANCORP | 1,065,391 | $42.1B | 358.85% | |
| 91 | GDDYGODADDY INC | 639,010 | $41.9B | 357.65% | |
| 92 | PFPTPROOFPOINT INC | 493,611 | $41.4B | 352.86% | |
| 93 | LULULULULEMON ATHLETICA INC | 326,457 | $39.7B | 338.62% | |
| 94 | ONON SEMICONDUCTOR CORP | 2,398,940 | $39.6B | 337.81% | |
| 95 | RPMRPM INTL INC | 665,169 | $39.1B | 333.49% | |
| 96 | RPREALPAGE INC | 810,104 | $39.0B | 332.98% | |
| 97 | PANWPALO ALTO NETWORKS INC | 200,732 | $37.8B | 322.48% | |
| 98 | JACKJACK IN THE BOX INC | 479,230 | $37.2B | 317.32% | |
| 99 | DC4DEXCOM INC | 306,938 | $36.8B | 313.63% | |
| 100 | ESNTESSENT GROUP LTD | 1,074,052 | $36.7B | 313.12% |
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