WESTFIELD CAPITAL MANAGEMENT CO LP Q2 2016 Filing
Filed August 12, 2016
Portfolio Value
$12.1B
Holdings
257
Report Date
Q2 2016
Filing Type
13F-HR
All Holdings (257 positions)
| # | Stock | Shares | Value | % Portfolio | Type |
|---|---|---|---|---|---|
| 1 | AAPLAPPLE INC | 2,901,345 | $277.4B | 2288.42% | |
| 2 | JAZZJAZZ PHARMACEUTICALS PLC | 1,784,762 | $252.2B | 2080.80% | |
| 3 | MSFTMICROSOFT CORP | 4,778,678 | $244.5B | 2017.44% | |
| 4 | CHTRCHARTER COMMUNICATIONS INC N | 923,824 | $211.2B | 1742.68% | |
| 5 | —STERIS PLC | 3,035,201 | $208.7B | 1721.62% | |
| 6 | STZCONSTELLATION BRANDS INC | 1,235,277 | $204.3B | 1685.69% | |
| 7 | BMYBRISTOL MYERS SQUIBB CO | 2,719,547 | $200.0B | 1650.28% | |
| 8 | METAFACEBOOK INC | 1,640,768 | $187.5B | 1547.02% | |
| 9 | NWLNEWELL BRANDS INC | 3,482,069 | $169.1B | 1395.35% | |
| 10 | GOOGLALPHABET INC | 237,572 | $167.1B | 1378.97% | |
| 11 | GOOGALPHABET INC | 238,174 | $164.8B | 1360.00% | |
| 12 | CELGCELGENE CORP | 1,620,873 | $159.9B | 1318.97% | |
| 13 | VVISA INC | 2,112,297 | $156.7B | 1292.59% | |
| 14 | —DOW CHEM CO | 3,121,845 | $155.2B | 1280.36% | |
| 15 | TEVATEVA PHARMACEUTICAL INDS LTD | 2,946,519 | $148.0B | 1221.10% | |
| 16 | LMTLOCKHEED MARTIN CORP | 575,235 | $142.8B | 1177.80% | |
| 17 | CRMSALESFORCE COM INC | 1,740,751 | $138.2B | 1140.48% | |
| 18 | DHRDANAHER CORP DEL | 1,349,211 | $136.3B | 1124.29% | |
| 19 | UALUNITED CONTL HLDGS INC | 3,313,048 | $136.0B | 1121.79% | |
| 20 | COOCOOPER COS INC | 785,363 | $134.7B | 1111.71% | |
| 21 | DLTRDOLLAR TREE INC | 1,401,140 | $132.0B | 1089.41% | |
| 22 | PANWPALO ALTO NETWORKS INC | 1,066,805 | $130.8B | 1079.43% | |
| 23 | AMZNAMAZON COM INC | 179,719 | $128.6B | 1061.10% | |
| 24 | TJXTJX COS INC NEW | 1,663,588 | $128.5B | 1060.01% | |
| 25 | —NIELSEN HLDGS PLC | 2,438,945 | $126.8B | 1045.76% | |
| 26 | UNPUNION PAC CORP | 1,442,860 | $125.9B | 1038.65% | |
| 27 | HDHOME DEPOT INC | 981,562 | $125.3B | 1034.08% | |
| 28 | —TWENTY FIRST CENTY FOX INC | 4,617,995 | $124.9B | 1030.62% | |
| 29 | CECELANESE CORP DEL | 1,849,316 | $121.0B | 998.62% | |
| 30 | NOWSERVICENOW INC | 1,659,951 | $110.2B | 909.37% | |
| 31 | UPSUNITED PARCEL SERVICE INC | 1,021,174 | $110.0B | 907.56% | |
| 32 | MARMARRIOTT INTL INC NEW | 1,633,056 | $108.5B | 895.45% | |
| 33 | BKNGPRICELINE GRP INC | 84,643 | $105.7B | 871.82% | |
| 34 | KRKROGER CO | 2,841,154 | $104.5B | 862.39% | |
| 35 | LIILENNOX INTL INC | 716,127 | $102.1B | 842.54% | |
| 36 | MAMASTERCARD INC | 1,091,748 | $96.1B | 793.19% | |
| 37 | MTNVAIL RESORTS INC | 675,901 | $93.4B | 770.84% | |
| 38 | CMECME GROUP INC | 958,218 | $93.3B | 770.01% | |
| 39 | EQIXEQUINIX INC | 240,655 | $93.3B | 769.84% | |
| 40 | CSGPCOSTAR GROUP INC | 426,121 | $93.2B | 768.74% | |
| 41 | COSTCOSTCO WHSL CORP NEW | 593,085 | $93.1B | 768.43% | |
| 42 | SYFSYNCHRONY FINL | 3,583,629 | $90.6B | 747.44% | |
| 43 | T7DTRANSDIGM GROUP INC | 335,874 | $88.6B | 730.72% | |
| 44 | AIZASSURANT INC | 1,006,364 | $86.9B | 716.63% | |
| 45 | TMOTHERMO FISHER SCIENTIFIC INC | 586,384 | $86.6B | 714.85% | |
| 46 | SBUXSTARBUCKS CORP | 1,511,279 | $86.3B | 712.21% | |
| 47 | MTDMETTLER TOLEDO INTERNATIONAL | 235,478 | $85.9B | 708.97% | |
| 48 | ARMKARAMARK | 2,443,625 | $81.7B | 673.78% | |
| 49 | LRCXEURLAM RESEARCH CORP | 943,411 | $79.3B | 654.29% | |
| 50 | —ARIAD PHARMACEUTICALS INC | 10,575,638 | $78.2B | 644.81% | |
| 51 | LKQ1LKQ CORP | 2,455,028 | $77.8B | 642.08% | |
| 52 | ICLRICON PLC | 1,079,645 | $75.6B | 623.62% | |
| 53 | AFWALIGN TECHNOLOGY INC | 892,968 | $71.9B | 593.45% | |
| 54 | KELKELLOGG CO | 855,694 | $69.9B | 576.43% | |
| 55 | MSCIMSCI INC | 895,159 | $69.0B | 569.57% | |
| 56 | GRA1EURGRACE W R & CO DEL NEW | 935,978 | $68.5B | 565.35% | |
| 57 | DGXQUEST DIAGNOSTICS INC | 834,546 | $67.9B | 560.54% | |
| 58 | HDSUSDHD SUPPLY HLDGS INC | 1,906,698 | $66.4B | 547.76% | |
| 59 | ULTAULTA SALON COSMETCS & FRAG I | 271,803 | $66.2B | 546.36% | |
| 60 | MIDDMIDDLEBY CORP | 570,199 | $65.7B | 542.18% | |
| 61 | —IHS INC | 566,671 | $65.5B | 540.51% | |
| 62 | ONON SEMICONDUCTOR CORP | 7,253,093 | $64.0B | 527.80% | |
| 63 | FTNTFORTINET INC | 1,997,059 | $63.1B | 520.50% | |
| 64 | —POLYONE CORP | 1,769,227 | $62.3B | 514.40% | |
| 65 | VMCVULCAN MATLS CO | 513,109 | $61.8B | 509.53% | |
| 66 | NXSTNEXSTAR BROADCASTING GROUP I | 1,283,796 | $61.1B | 503.96% | |
| 67 | AVGOBROADCOM LTD | 385,820 | $60.0B | 494.66% | |
| 68 | BIIBBIOGEN INC | 245,663 | $59.4B | 490.13% | |
| 69 | AMGAFFILIATED MANAGERS GROUP | 421,088 | $59.3B | 489.06% | |
| 70 | NBIXNEUROCRINE BIOSCIENCES INC | 1,275,575 | $58.0B | 478.32% | |
| 71 | —MICROSEMI CORP | 1,771,088 | $57.9B | 477.53% | |
| 72 | SCHWSCHWAB CHARLES CORP NEW | 2,285,518 | $57.8B | 477.26% | |
| 73 | DC4DEXCOM INC | 710,001 | $56.3B | 464.70% | |
| 74 | SABRSABRE CORP | 2,099,585 | $56.2B | 464.07% | |
| 75 | ALKSALKERMES PLC | 1,272,500 | $55.0B | 453.75% | |
| 76 | TRUTRANSUNION | 1,643,851 | $55.0B | 453.53% | |
| 77 | —TEAM HEALTH HOLDINGS INC | 1,323,590 | $53.8B | 444.12% | |
| 78 | TSSTOTAL SYS SVCS INC | 1,006,731 | $53.5B | 441.13% | |
| 79 | —VANTIV INC | 935,657 | $53.0B | 436.93% | |
| 80 | RHT1EURRED HAT INC | 727,661 | $52.8B | 435.85% | |
| 81 | —WRIGHT MED GROUP N V | 3,025,577 | $52.6B | 433.59% | |
| 82 | —LIBERTY INTERACTIVE CORP | 2,034,811 | $51.6B | 425.91% | |
| 83 | —QLIK TECHNOLOGIES INC | 1,714,038 | $50.7B | 418.31% | |
| 84 | BKRBAKER HUGHES INC | 1,122,733 | $50.7B | 418.04% | |
| 85 | BAXBAXTER INTL INC | 1,112,610 | $50.3B | 415.10% | |
| 86 | ALGTALLEGIANT TRAVEL CO | 326,617 | $49.5B | 408.25% | |
| 87 | —MERRIMACK PHARMACEUTICALS IN | 9,074,557 | $48.9B | 403.55% | |
| 88 | HALHALLIBURTON CO | 1,077,006 | $48.8B | 402.44% | |
| 89 | MPWRMONOLITHIC PWR SYS INC | 701,438 | $47.9B | 395.38% | |
| 90 | CTSHCOGNIZANT TECHNOLOGY SOLUTIO | 813,708 | $46.6B | 384.28% | |
| 91 | SNASNAP ON INC | 291,642 | $46.0B | 379.74% | |
| 92 | PCRXPACIRA PHARMACEUTICALS INC | 1,333,868 | $45.0B | 371.20% | |
| 93 | TFXTELEFLEX INC | 250,933 | $44.5B | 367.09% | |
| 94 | EWBCEAST WEST BANCORP INC | 1,283,965 | $43.9B | 362.08% | |
| 95 | 3M4MASIMO CORP | 825,464 | $43.3B | 357.65% | |
| 96 | —ULTIMATE SOFTWARE GROUP INC | 203,867 | $42.9B | 353.71% | |
| 97 | BFAMBRIGHT HORIZONS FAM SOL IN D | 640,474 | $42.5B | 350.40% | |
| 98 | LULULULULEMON ATHLETICA INC | 574,130 | $42.4B | 349.86% | |
| 99 | WSOWATSCO INC | 297,908 | $41.9B | 345.80% | |
| 100 | SPLKCHFSPLUNK INC | 765,947 | $41.5B | 342.39% |
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