WESTFIELD CAPITAL MANAGEMENT CO LP Q3 2018 Filing

Filed November 14, 2018

Portfolio Value

$14.2T

Holdings

249

Report Date

Q3 2018

Filing Type

13F-HR

All Holdings (249 positions)

#StockSharesValue% PortfolioType
1
AAPLAPPLE INC
2,122,458$479.1B3.36%
2
AMZNAMAZON COM INC
213,380$427.4B3.00%
3
MSFTMICROSOFT CORP
2,468,537$282.3B1.98%
4
VVISA INC
1,826,555$274.1B1.92%
5
GOOGALPHABET INC
202,940$242.2B1.70%
6
ANDEAVOR
1,509,573$231.7B1.63%
7
BABOEING CO
620,495$230.8B1.62%
8
MTDMETTLER TOLEDO INTERNATIONAL
350,227$213.3B1.50%
9
COOCOOPER COS INC
716,312$198.5B1.39%
10
CRMSALESFORCE COM INC
1,248,172$198.5B1.39%
11
GOOGLALPHABET INC
161,978$195.5B1.37%
12
UNPUNION PAC CORP
1,167,669$190.1B1.33%
13
AMEAMETEK INC NEW
2,401,547$190.0B1.33%
14
HDHOME DEPOT INC
915,692$189.7B1.33%
15
JAZZJAZZ PHARMACEUTICALS PLC
1,112,735$187.1B1.31%
16
UNHUNITEDHEALTH GROUP INC
695,685$185.1B1.30%
17
NOWSERVICENOW INC
859,187$168.1B1.18%
18
METAFACEBOOK INC
953,354$156.8B1.10%
19
TDYTELEDYNE TECHNOLOGIES INC
612,832$151.2B1.06%
20
IRINGERSOLL-RAND PLC
1,319,846$135.0B0.95%
21
ADBEADOBE SYS INC
497,548$134.3B0.94%
22
COSTCOSTCO WHSL CORP NEW
557,419$130.9B0.92%
23
ITWILLINOIS TOOL WKS INC
919,199$129.7B0.91%
24
PGRPROGRESSIVE CORP OHIO
1,800,805$127.9B0.90%
25
CAGCONAGRA BRANDS INC
3,698,889$125.7B0.88%
26
MAMASTERCARD INCORPORATED
554,478$123.4B0.87%
27
CELGCELGENE CORP
1,375,666$123.1B0.86%
28
TMOTHERMO FISHER SCIENTIFIC INC
488,653$119.3B0.84%
29
EOGEOG RES INC
930,089$118.7B0.83%
30
JBHTHUNT J B TRANS SVCS INC
994,659$118.3B0.83%
31
MEDICINES CO
3,787,211$113.3B0.80%
32
WPWORLDPAY INC
1,098,266$111.2B0.78%
33
CECELANESE CORP DEL
967,365$110.3B0.77%
34
BUWABIO RAD LABS INC
346,753$108.5B0.76%
35
NFLXNETFLIX INC
286,950$107.4B0.75%
36
MARMARRIOTT INTL INC NEW
806,178$106.4B0.75%
37
VRTXVERTEX PHARMACEUTICALS INC
549,429$105.9B0.74%
38
CHTRCHARTER COMMUNICATIONS INC N
320,443$104.4B0.73%
39
TSSTOTAL SYS SVCS INC
1,046,078$103.3B0.73%
40
T7DTRANSDIGM GROUP INC
272,737$101.5B0.71%
41
LIILENNOX INTL INC
462,442$101.0B0.71%
42
FTNTFORTINET INC
1,091,590$100.7B0.71%
43
AVYAVERY DENNISON CORP
923,502$100.1B0.70%
44
CMECME GROUP INC
584,481$99.5B0.70%
45
AJGGALLAGHER ARTHUR J & CO
1,330,170$99.0B0.70%
46
ICLRICON PLC
643,879$99.0B0.70%
47
WFCWELLS FARGO CO NEW
1,878,284$98.7B0.69%
48
PYPLPAYPAL HLDGS INC
1,113,800$97.8B0.69%
49
SPGIS&P GLOBAL INC
478,682$93.5B0.66%
50
BMYBRISTOL MYERS SQUIBB CO
1,463,591$90.9B0.64%
51
PXDEURPIONEER NAT RES CO
517,567$90.2B0.63%
52
BABAALIBABA GROUP HLDG LTD
538,340$88.7B0.62%
53
DISDISNEY WALT CO
750,674$87.8B0.62%
54
CCLCARNIVAL CORP
1,367,929$87.2B0.61%
55
APTVAPTIV PLC
1,007,658$84.5B0.59%
56
TRUTRANSUNION
1,145,038$84.3B0.59%
57
NKENIKE INC
964,775$81.7B0.57%
58
FLSFLOWSERVE CORP
1,439,731$78.7B0.55%
59
LPLALPL FINL HLDGS INC
1,206,475$77.8B0.55%
60
FISFIDELITY NATL INFORMATION SV
705,232$76.9B0.54%
61
BIIBBIOGEN INC
217,301$76.8B0.54%
62
MSGSMADISON SQUARE GARDEN CO NEW
241,135$76.0B0.53%
63
RJFRAYMOND JAMES FINANCIAL INC
823,116$75.8B0.53%
64
DGXQUEST DIAGNOSTICS INC
686,291$74.1B0.52%
65
WPX ENERGY INC
3,667,345$73.8B0.52%
66
NXPINXP SEMICONDUCTORS N V
852,488$72.9B0.51%
67
AMATAPPLIED MATLS INC
1,872,424$72.4B0.51%
68
FLT1EURFLEETCOR TECHNOLOGIES INC
314,956$71.8B0.50%
69
IHS MARKIT LTD
1,310,341$70.7B0.50%
70
STERIS PLC
617,832$70.7B0.50%
71
SPLKCHFSPLUNK INC
573,461$69.3B0.49%
72
XLRNACCELERON PHARMA INC
1,184,308$67.8B0.48%
73
NXSTNEXSTAR MEDIA GROUP INC
830,563$67.6B0.47%
74
RHT1EURRED HAT INC
492,048$67.1B0.47%
75
NSYNICE LTD
584,018$66.9B0.47%
76
ULTAULTA BEAUTY INC
235,607$66.5B0.47%
77
SERVUSDSERVICEMASTER GLOBAL HLDGS I
1,065,075$66.1B0.46%
78
PBFPBF ENERGY INC
1,240,830$61.9B0.43%
79
WEXWEX INC
302,957$60.8B0.43%
80
WEAWESTERN ALLIANCE BANCORP
1,068,925$60.8B0.43%
81
LRCXEURLAM RESEARCH CORP
396,529$60.2B0.42%
82
GWREGUIDEWIRE SOFTWARE INC
580,719$58.7B0.41%
83
UNVREURUNIVAR INC
1,898,525$58.2B0.41%
84
NTBBANK OF NT BUTTERFIELD&SON L
1,089,170$56.5B0.40%
85
HLTHILTON WORLDWIDE HLDGS INC
682,832$55.2B0.39%
86
MUMICRON TECHNOLOGY INC
1,214,295$54.9B0.39%
87
LGF/BEURLIONS GATE ENTMNT CORP
2,356,168$54.9B0.39%
88
ULTIMATE SOFTWARE GROUP INC
168,167$54.2B0.38%
89
XLNXEURXILINX INC
675,845$54.2B0.38%
90
ZEN1EURZENDESK INC
757,013$53.7B0.38%
91
RPREALPAGE INC
801,915$52.8B0.37%
92
GDDYGODADDY INC
631,180$52.6B0.37%
93
BKIEURBLACK KNIGHT INC
1,009,196$52.4B0.37%
94
IDXXIDEXX LABS INC
203,475$50.8B0.36%
95
JACKJACK IN THE BOX INC
598,880$50.2B0.35%
96
IARTINTEGRA LIFESCIENCES HLDGS C
738,996$48.7B0.34%
97
ADSKAUTODESK INC
307,414$48.0B0.34%
98
FLIRFLIR SYS INC
767,137$47.2B0.33%
99
FANGDIAMONDBACK ENERGY INC
333,842$45.1B0.32%
100
PVHPVH CORP
312,539$45.1B0.32%
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