WESTFIELD CAPITAL MANAGEMENT CO LP Q4 2020 Filing
Filed February 12, 2021
Portfolio Value
$16.9B
Holdings
247
Report Date
Q4 2020
Filing Type
13F-HR
All Holdings (247 positions)
| # | Stock | Shares | Value | % Portfolio | Type |
|---|---|---|---|---|---|
| 1 | AAPLAPPLE INC | 4,519,907 | $599.7B | 3558.83% | |
| 2 | AMZNAMAZON COM INC | 166,980 | $543.8B | 3227.10% | |
| 3 | MSFTMICROSOFT CORP | 1,955,237 | $434.9B | 2580.56% | |
| 4 | GOOGLALPHABET INC | 213,566 | $374.3B | 2221.08% | |
| 5 | ZEN1EURZENDESK INC | 2,264,009 | $324.0B | 1922.73% | |
| 6 | METAFACEBOOK INC | 1,098,068 | $299.9B | 1779.86% | |
| 7 | ASNDASCENDIS PHARMA A/S | 1,729,881 | $288.5B | 1711.99% | |
| 8 | NOWSERVICENOW INC | 447,303 | $246.2B | 1460.98% | |
| 9 | T7DTRANSDIGM GROUP INC | 390,103 | $241.4B | 1432.53% | |
| 10 | BUWABIO RAD LABS INC | 412,062 | $240.2B | 1425.36% | |
| 11 | CRMSALESFORCE COM INC | 976,318 | $217.3B | 1289.20% | |
| 12 | GPNGLOBAL PMTS INC | 895,295 | $192.9B | 1144.44% | |
| 13 | VVISA INC | 864,745 | $189.1B | 1122.37% | |
| 14 | PYPLPAYPAL HLDGS INC | 806,596 | $188.9B | 1120.94% | |
| 15 | AMEAMETEK INC | 1,495,250 | $180.8B | 1073.06% | |
| 16 | HDHOME DEPOT INC | 669,542 | $177.8B | 1055.31% | |
| 17 | TTTRANE TECHNOLOGIES PLC | 1,215,586 | $176.5B | 1047.06% | |
| 18 | NKENIKE INC | 1,233,534 | $174.5B | 1035.51% | |
| 19 | DRIDARDEN RESTAURANTS INC | 1,399,729 | $166.7B | 989.39% | |
| 20 | TMOTHERMO FISHER SCIENTIFIC INC | 357,198 | $166.4B | 987.26% | |
| 21 | ICLRICON PLC | 826,956 | $161.2B | 956.78% | |
| 22 | WMSADVANCED DRAIN SYS INC DEL | 1,904,882 | $159.2B | 944.74% | |
| 23 | FTNTFORTINET INC | 1,063,502 | $158.0B | 937.33% | |
| 24 | VRTXVERTEX PHARMACEUTICALS INC | 652,910 | $154.3B | 915.65% | |
| 25 | AVGOBROADCOM INC | 347,094 | $152.0B | 901.80% | |
| 26 | AMATAPPLIED MATLS INC | 1,753,803 | $151.4B | 898.11% | |
| 27 | ABBVABBVIE INC | 1,388,619 | $148.8B | 882.91% | |
| 28 | TREXTREX CO INC | 1,765,684 | $147.8B | 877.17% | |
| 29 | FISFIDELITY NATL INFORMATION SV | 1,021,956 | $144.6B | 857.84% | |
| 30 | SPLKCHFSPLUNK INC | 837,767 | $142.3B | 844.56% | |
| 31 | WDAYWORKDAY INC | 575,851 | $138.0B | 818.76% | |
| 32 | HUBSHUBSPOT INC | 345,625 | $137.0B | 813.06% | |
| 33 | QCOMQUALCOMM INC | 895,559 | $136.4B | 809.56% | |
| 34 | BLDTOPBUILD CORP | 733,168 | $135.0B | 800.85% | |
| 35 | HUMHUMANA INC | 327,615 | $134.4B | 797.58% | |
| 36 | BSXBOSTON SCIENTIFIC CORP | 3,464,728 | $124.6B | 739.11% | |
| 37 | NSYNICE LTD | 434,868 | $123.3B | 731.66% | |
| 38 | UNPUNION PAC CORP | 591,337 | $123.1B | 730.63% | |
| 39 | DGXQUEST DIAGNOSTICS INC | 1,026,288 | $122.3B | 725.73% | |
| 40 | LPLALPL FINL HLDGS INC | 1,162,967 | $121.2B | 719.21% | |
| 41 | MTDMETTLER TOLEDO INTERNATIONAL | 106,147 | $121.0B | 717.85% | |
| 42 | ROKROCKWELL AUTOMATION INC | 480,509 | $120.5B | 715.13% | |
| 43 | IDXXIDEXX LABS INC | 239,444 | $119.7B | 710.23% | |
| 44 | STESTERIS PLC | 617,569 | $117.1B | 694.59% | |
| 45 | EYENATIONAL VISION HLDGS INC | 2,558,631 | $115.9B | 687.62% | |
| 46 | BMYBRISTOL-MYERS SQUIBB CO | 1,845,192 | $114.5B | 679.18% | |
| 47 | ESSESSEX PPTY TR INC | 471,409 | $111.9B | 664.13% | |
| 48 | XLRNACCELERON PHARMA INC | 865,507 | $110.7B | 657.08% | |
| 49 | TWLOTWILIO INC | 325,148 | $110.1B | 653.10% | |
| 50 | PODDINSULET CORP | 425,894 | $108.9B | 646.03% | |
| 51 | ETSYETSY INC | 601,451 | $107.0B | 634.95% | |
| 52 | DWDMORGAN STANLEY | 1,545,505 | $105.9B | 628.48% | |
| 53 | TRUTRANSUNION | 1,050,731 | $104.3B | 618.63% | |
| 54 | AJGGALLAGHER ARTHUR J & CO | 831,100 | $102.8B | 610.09% | |
| 55 | TDYTELEDYNE TECHNOLOGIES INC | 255,140 | $100.0B | 593.45% | |
| 56 | VYXNCR CORP NEW | 2,648,189 | $99.5B | 590.38% | |
| 57 | 2L9BLUEPRINT MEDICINES CORP | 868,067 | $97.4B | 577.69% | |
| 58 | IEXIDEX CORP | 488,445 | $97.3B | 577.36% | |
| 59 | IRWDIRONWOOD PHARMACEUTICALS INC | 8,488,042 | $96.7B | 573.68% | |
| 60 | FIVEFIVE BELOW INC | 551,036 | $96.4B | 572.15% | |
| 61 | COOCOOPER COS INC | 264,028 | $95.9B | 569.22% | |
| 62 | SGENUSDSEAGEN INC | 539,865 | $94.6B | 561.06% | |
| 63 | CMGCHIPOTLE MEXICAN GRILL INC | 67,318 | $93.4B | 553.94% | |
| 64 | NVDANVIDIA CORPORATION | 177,519 | $92.7B | 550.07% | |
| 65 | ZNGAEURZYNGA INC | 9,275,709 | $91.6B | 543.25% | |
| 66 | ORLYOREILLY AUTOMOTIVE INC | 199,675 | $90.4B | 536.23% | |
| 67 | RCKTROCKET PHARMACEUTICALS INC | 1,594,981 | $87.5B | 519.03% | |
| 68 | SAICSCIENCE APPLICATIONS INTL CO | 918,554 | $86.9B | 515.85% | |
| 69 | WEXWEX INC | 424,838 | $86.5B | 513.09% | |
| 70 | NFLXNETFLIX INC | 157,892 | $85.4B | 506.62% | |
| 71 | FLT1EURFLEETCOR TECHNOLOGIES INC | 311,451 | $85.0B | 504.22% | |
| 72 | FFIVF5 NETWORKS INC | 457,907 | $80.6B | 478.06% | |
| 73 | DOOBRP INC | 1,218,882 | $80.4B | 477.22% | |
| 74 | LECOLINCOLN ELEC HLDGS INC | 681,293 | $79.2B | 469.96% | |
| 75 | MCHPMICROCHIP TECHNOLOGY INC. | 571,880 | $79.0B | 468.67% | |
| 76 | RNGRINGCENTRAL INC | 208,152 | $78.9B | 468.08% | |
| 77 | ROSTROSS STORES INC | 639,285 | $78.5B | 465.88% | |
| 78 | MSCIMSCI INC | 173,817 | $77.6B | 460.56% | |
| 79 | XLNXEURXILINX INC | 545,622 | $77.4B | 459.00% | |
| 80 | TKRTIMKEN CO | 991,872 | $76.7B | 455.31% | |
| 81 | BMRNBIOMARIN PHARMACEUTICAL INC | 851,872 | $74.7B | 443.27% | |
| 82 | CRLCHARLES RIV LABS INTL INC | 293,626 | $73.4B | 435.34% | |
| 83 | SUISUN CMNTYS INC | 477,264 | $72.5B | 430.33% | |
| 84 | CSGPCOSTAR GROUP INC | 77,851 | $72.0B | 426.98% | |
| 85 | ULTAULTA BEAUTY INC | 239,410 | $68.7B | 407.95% | |
| 86 | CATCATERPILLAR INC | 375,807 | $68.4B | 405.90% | |
| 87 | MDBMONGODB INC | 190,005 | $68.2B | 404.80% | |
| 88 | 3M4MASIMO CORP | 237,443 | $63.7B | 378.14% | |
| 89 | AZEKAZEK CO INC | 1,647,300 | $63.3B | 375.85% | |
| 90 | HAEHAEMONETICS CORP | 532,642 | $63.3B | 375.32% | |
| 91 | RPREALPAGE INC | 715,553 | $62.4B | 370.42% | |
| 92 | LITELUMENTUM HLDGS INC | 657,883 | $62.4B | 370.08% | |
| 93 | CTSHCOGNIZANT TECHNOLOGY SOLUTIO | 759,790 | $62.3B | 369.47% | |
| 94 | TWTRADEWEB MKTS INC | 996,056 | $62.2B | 369.11% | |
| 95 | SPGIS&P GLOBAL INC | 188,543 | $62.0B | 367.78% | |
| 96 | STSENSATA TECHNOLOGIES HLDG PL | 1,173,214 | $61.9B | 367.16% | |
| 97 | CTLTEURCATALENT INC | 594,314 | $61.9B | 367.01% | |
| 98 | ROKUROKU INC | 185,524 | $61.6B | 365.52% | |
| 99 | DC4DEXCOM INC | 166,004 | $61.4B | 364.19% | |
| 100 | RPMRPM INTL INC | 670,173 | $60.8B | 361.01% |
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