WESTFIELD CAPITAL MANAGEMENT CO LP Q1 2017 Filing
Filed May 12, 2017
Portfolio Value
$11.6B
Holdings
258
Report Date
Q1 2017
Filing Type
13F-HR
All Holdings (258 positions)
| # | Stock | Shares | Value | % Portfolio | Type |
|---|---|---|---|---|---|
| 1 | AAPLAPPLE INC | 2,211,060 | $317.6B | 2726.89% | |
| 2 | METAFACEBOOK INC | 1,589,416 | $225.8B | 1938.25% | |
| 3 | JAZZJAZZ PHARMACEUTICALS PLC | 1,377,214 | $199.9B | 1715.89% | |
| 4 | MSFTMICROSOFT CORP | 3,013,932 | $198.5B | 1704.07% | |
| 5 | AMZNAMAZON COM INC | 222,453 | $197.2B | 1693.04% | |
| 6 | VVISA INC | 2,076,936 | $184.6B | 1584.56% | |
| 7 | MARMARRIOTT INTL INC NEW | 1,863,301 | $175.5B | 1506.51% | |
| 8 | CELGCELGENE CORP | 1,403,327 | $174.6B | 1499.05% | |
| 9 | GOOGLALPHABET INC | 198,738 | $168.5B | 1446.45% | |
| 10 | —STERIS PLC | 2,391,501 | $166.1B | 1426.06% | |
| 11 | GOOGALPHABET INC | 199,329 | $165.4B | 1419.54% | |
| 12 | CRMSALESFORCE COM INC | 1,910,607 | $157.6B | 1353.02% | |
| 13 | NWLNEWELL BRANDS INC | 3,107,171 | $146.6B | 1258.23% | |
| 14 | AMEAMETEK INC NEW | 2,670,710 | $144.4B | 1239.92% | |
| 15 | DISDISNEY WALT CO | 1,261,897 | $143.1B | 1228.37% | |
| 16 | —DOW CHEM CO | 2,174,787 | $138.2B | 1186.30% | |
| 17 | STZCONSTELLATION BRANDS INC | 819,134 | $132.8B | 1139.69% | |
| 18 | UNHUNITEDHEALTH GROUP INC | 775,335 | $127.2B | 1091.67% | |
| 19 | MTNVAIL RESORTS INC | 632,930 | $121.5B | 1042.70% | |
| 20 | NOWSERVICENOW INC | 1,370,574 | $119.9B | 1029.18% | |
| 21 | MCDMCDONALDS CORP | 896,992 | $116.3B | 998.06% | |
| 22 | CHTRCHARTER COMMUNICATIONS INC N | 351,558 | $115.1B | 987.87% | |
| 23 | ABTABBOTT LABS | 2,578,881 | $114.5B | 983.20% | |
| 24 | MTDMETTLER TOLEDO INTERNATIONAL | 233,664 | $111.9B | 960.67% | |
| 25 | UALUNITED CONTL HLDGS INC | 1,559,981 | $110.2B | 946.02% | |
| 26 | ADBEADOBE SYS INC | 839,959 | $109.3B | 938.35% | |
| 27 | DHRDANAHER CORP DEL | 1,205,916 | $103.1B | 885.45% | |
| 28 | SCHWSCHWAB CHARLES CORP NEW | 2,523,667 | $103.0B | 884.16% | |
| 29 | UPSUNITED PARCEL SERVICE INC | 941,891 | $101.1B | 867.62% | |
| 30 | —DELPHI AUTOMOTIVE PLC | 1,244,543 | $100.2B | 859.97% | |
| 31 | CECELANESE CORP DEL | 1,098,611 | $98.7B | 847.41% | |
| 32 | BIIBBIOGEN INC | 359,107 | $98.2B | 842.92% | |
| 33 | NKTREURNEKTAR THERAPEUTICS | 4,030,539 | $94.6B | 812.10% | |
| 34 | AVGOBROADCOM LTD | 430,427 | $94.2B | 809.08% | |
| 35 | COOCOOPER COS INC | 461,923 | $92.3B | 792.67% | |
| 36 | CMECME GROUP INC | 770,348 | $91.5B | 785.66% | |
| 37 | —TWENTY FIRST CENTY FOX INC | 2,750,026 | $89.1B | 764.67% | |
| 38 | PYPLPAYPAL HLDGS INC | 2,027,866 | $87.2B | 748.93% | |
| 39 | SPGIS&P GLOBAL INC | 666,502 | $87.1B | 748.06% | |
| 40 | ICLRICON PLC | 942,754 | $75.2B | 645.20% | |
| 41 | NXSTNEXSTAR MEDIA GROUP INC | 1,066,853 | $74.8B | 642.49% | |
| 42 | ICEINTERCONTINENTAL EXCHANGE IN | 1,237,295 | $74.1B | 635.94% | |
| 43 | AMATAPPLIED MATLS INC | 1,897,319 | $73.8B | 633.61% | |
| 44 | PCRXPACIRA PHARMACEUTICALS INC | 1,608,847 | $73.4B | 629.81% | |
| 45 | MIDDMIDDLEBY CORP | 537,165 | $73.3B | 629.23% | |
| 46 | GEGENERAL ELECTRIC CO | 2,454,221 | $73.1B | 627.86% | |
| 47 | MAMASTERCARD INCORPORATED | 643,716 | $72.4B | 621.53% | |
| 48 | T7DTRANSDIGM GROUP INC | 325,439 | $71.6B | 615.09% | |
| 49 | BKNGPRICELINE GRP INC | 38,840 | $69.1B | 593.50% | |
| 50 | BERYEURBERRY PLASTICS GROUP INC | 1,418,175 | $68.9B | 591.33% | |
| 51 | TRUTRANSUNION | 1,795,092 | $68.8B | 591.00% | |
| 52 | HRCHILL ROM HLDGS INC | 971,350 | $68.6B | 588.72% | |
| 53 | LGF/BEURLIONS GATE ENTMNT CORP | 2,811,346 | $68.5B | 588.41% | |
| 54 | JBHTHUNT J B TRANS SVCS INC | 732,503 | $67.2B | 576.90% | |
| 55 | —WRIGHT MED GROUP N V | 2,131,879 | $66.3B | 569.55% | |
| 56 | IBPINSTALLED BLDG PRODS INC | 1,249,756 | $65.9B | 565.95% | |
| 57 | —IHS MARKIT LTD | 1,535,117 | $64.4B | 552.84% | |
| 58 | ONON SEMICONDUCTOR CORP | 4,148,230 | $64.3B | 551.63% | |
| 59 | CSGPCOSTAR GROUP INC | 309,258 | $64.1B | 550.15% | |
| 60 | HDSUSDHD SUPPLY HLDGS INC | 1,532,909 | $63.0B | 541.20% | |
| 61 | BMYBRISTOL MYERS SQUIBB CO | 1,150,962 | $62.6B | 537.31% | |
| 62 | UNPUNION PAC CORP | 589,037 | $62.4B | 535.61% | |
| 63 | SNISCRIPPS NETWORKS INTERACT IN | 790,510 | $62.0B | 531.85% | |
| 64 | CIENCIENA CORP | 2,578,180 | $60.9B | 522.57% | |
| 65 | —TESORO CORP | 740,032 | $60.0B | 514.98% | |
| 66 | —PINNACLE FOODS INC DEL | 1,035,779 | $59.9B | 514.58% | |
| 67 | SIXEURSIX FLAGS ENTMT CORP NEW | 980,622 | $58.3B | 500.81% | |
| 68 | LIILENNOX INTL INC | 342,205 | $57.3B | 491.49% | |
| 69 | —CYRUSONE INC | 1,108,192 | $57.0B | 489.67% | |
| 70 | AJGGALLAGHER ARTHUR J & CO | 1,005,308 | $56.8B | 487.96% | |
| 71 | CTSHCOGNIZANT TECHNOLOGY SOLUTIO | 942,064 | $56.1B | 481.37% | |
| 72 | RRYDER SYS INC | 742,483 | $56.0B | 480.86% | |
| 73 | NKENIKE INC | 1,003,753 | $55.9B | 480.23% | |
| 74 | DC4DEXCOM INC | 652,341 | $55.3B | 474.51% | |
| 75 | —NIELSEN HLDGS PLC | 1,337,947 | $55.3B | 474.49% | |
| 76 | FTNTFORTINET INC | 1,426,358 | $54.7B | 469.60% | |
| 77 | RHT1EURRED HAT INC | 632,286 | $54.7B | 469.53% | |
| 78 | SEESEALED AIR CORP NEW | 1,196,755 | $52.2B | 447.74% | |
| 79 | BFHALLIANCE DATA SYSTEMS CORP | 209,407 | $52.1B | 447.63% | |
| 80 | MSCIMSCI INC | 533,829 | $51.9B | 445.41% | |
| 81 | AVYAVERY DENNISON CORP | 638,946 | $51.5B | 442.11% | |
| 82 | NBIXNEUROCRINE BIOSCIENCES INC | 1,185,483 | $51.3B | 440.67% | |
| 83 | AXTAAXALTA COATING SYS LTD | 1,585,375 | $51.0B | 438.25% | |
| 84 | —CAVIUM INC | 695,915 | $49.9B | 428.12% | |
| 85 | LITELUMENTUM HLDGS INC | 932,275 | $49.7B | 426.98% | |
| 86 | SPLKCHFSPLUNK INC | 770,427 | $48.0B | 411.99% | |
| 87 | —MICROSEMI CORP | 918,736 | $47.3B | 406.42% | |
| 88 | TSSTOTAL SYS SVCS INC | 881,578 | $47.1B | 404.59% | |
| 89 | DGXQUEST DIAGNOSTICS INC | 479,334 | $47.1B | 404.05% | |
| 90 | JBTJOHN BEAN TECHNOLOGIES CORP | 512,802 | $45.1B | 387.18% | |
| 91 | EWBCEAST WEST BANCORP INC | 866,439 | $44.7B | 383.89% | |
| 92 | —KLX INC | 989,110 | $44.2B | 379.56% | |
| 93 | —VANTIV INC | 687,110 | $44.1B | 378.22% | |
| 94 | ALXNALEXION PHARMACEUTICALS INC | 359,212 | $43.6B | 373.88% | |
| 95 | BLDRBUILDERS FIRSTSOURCE INC | 2,824,169 | $42.1B | 361.25% | |
| 96 | PGRPROGRESSIVE CORP OHIO | 1,069,907 | $41.9B | 359.87% | |
| 97 | VLOVALERO ENERGY CORP NEW | 629,966 | $41.8B | 358.50% | |
| 98 | KELKELLOGG CO | 566,292 | $41.1B | 352.99% | |
| 99 | NSYNICE LTD | 601,536 | $40.9B | 351.05% | |
| 100 | MNSTMONSTER BEVERAGE CORP NEW | 875,395 | $40.4B | 346.97% |
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