WESTFIELD CAPITAL MANAGEMENT CO LP Q4 2017 Filing

Filed February 13, 2018

Portfolio Value

$13.1B

Holdings

244

Report Date

Q4 2017

Filing Type

13F-HR

All Holdings (244 positions)

#StockSharesValue% PortfolioType
1
AAPLAPPLE INC
1,984,127$335.8B2565.10%
2
AMZNAMAZON COM INC
225,973$264.3B2018.85%
3
METAFACEBOOK INC
1,485,568$262.1B2002.60%
4
MSFTMICROSOFT CORP
2,608,095$223.1B1704.31%
5
MARMARRIOTT INTL INC NEW
1,552,611$210.7B1609.89%
6
GOOGALPHABET INC
185,876$194.5B1485.86%
7
VVISA INC
1,681,568$191.7B1464.71%
8
AMEAMETEK INC NEW
2,582,132$187.1B1429.53%
9
STZCONSTELLATION BRANDS INC
786,224$179.7B1372.85%
10
GOOGLALPHABET INC
164,458$173.2B1323.44%
11
JAZZJAZZ PHARMACEUTICALS PLC
1,230,572$165.7B1265.82%
12
HDHOME DEPOT INC
867,689$164.5B1256.32%
13
STERIS PLC
1,691,533$148.0B1130.30%
14
NKTREURNEKTAR THERAPEUTICS
2,293,181$136.9B1046.20%
15
PGRPROGRESSIVE CORP OHIO
2,345,303$132.1B1009.06%
16
CRMSALESFORCE COM INC
1,290,782$132.0B1008.07%
17
NOWSERVICENOW INC
1,009,752$131.7B1005.81%
18
COOCOOPER COS INC
592,956$129.2B986.95%
19
DOWDUPONT INC
1,804,224$128.5B981.63%
20
IRINGERSOLL-RAND PLC
1,421,329$126.8B968.43%
21
UNPUNION PAC CORP
938,694$125.9B961.63%
22
4I1PHILIP MORRIS INTL INC
1,172,889$123.9B946.64%
23
BABOEING CO
405,271$119.5B913.04%
24
CELGCELGENE CORP
1,113,579$116.2B887.79%
25
ADBEADOBE SYS INC
656,298$115.0B878.60%
26
AMTAMERICAN TOWER CORP NEW
792,778$113.1B864.06%
27
AVGOBROADCOM LTD
435,262$111.8B854.23%
28
BACBANK AMER CORP
3,755,716$110.9B846.97%
29
CECELANESE CORP DEL
1,019,224$109.1B833.75%
30
UALUNITED CONTL HLDGS INC
1,540,582$103.8B793.23%
31
7SUSUMMIT MATLS INC
3,256,164$102.4B782.07%
32
LIILENNOX INTL INC
485,085$101.0B771.76%
33
ABTABBOTT LABS
1,761,047$100.5B767.78%
34
MGMMGM RESORTS INTERNATIONAL
3,001,043$100.2B765.50%
35
BIIBBIOGEN INC
311,849$99.3B758.94%
36
ITWILLINOIS TOOL WKS INC
590,617$98.5B752.81%
37
AVYAVERY DENNISON CORP
840,881$96.6B737.84%
38
JBHTHUNT J B TRANS SVCS INC
825,915$95.0B725.46%
39
ICLRICON PLC
844,053$94.7B723.15%
40
VRTXVERTEX PHARMACEUTICALS INC
618,861$92.7B708.50%
41
BACVERIZON COMMUNICATIONS INC
1,716,047$90.8B693.88%
42
ICEINTERCONTINENTAL EXCHANGE IN
1,280,339$90.3B690.15%
43
EOGEOG RES INC
831,953$89.8B685.83%
44
LLYLILLY ELI & CO
1,032,851$87.2B666.42%
45
MAMASTERCARD INCORPORATED
575,811$87.2B665.81%
46
MTDMETTLER TOLEDO INTERNATIONAL
139,379$86.3B659.64%
47
CSGPCOSTAR GROUP INC
288,603$85.7B654.70%
48
PYPLPAYPAL HLDGS INC
1,158,036$85.3B651.29%
49
ANDEAVOR
731,255$83.6B638.74%
50
PINNACLE FOODS INC DEL
1,350,770$80.3B613.67%
51
MEDICINES CO
2,904,475$79.4B606.63%
52
SPGIS&P GLOBAL INC
465,831$78.9B602.84%
53
MICROSEMI CORP
1,527,620$78.9B602.76%
54
AREALEXANDRIA REAL ESTATE EQ IN
594,234$77.6B592.82%
55
AJGGALLAGHER ARTHUR J & CO
1,221,228$77.3B590.36%
56
KLX INC
1,061,850$72.5B553.63%
57
TDYTELEDYNE TECHNOLOGIES INC
399,290$72.3B552.56%
58
AMATAPPLIED MATLS INC
1,401,759$71.7B547.42%
59
CYRUSONE INC
1,202,818$71.6B547.01%
60
DHRDANAHER CORP DEL
769,580$71.4B545.69%
61
LGF/BEURLIONS GATE ENTMNT CORP
2,214,496$70.3B536.96%
62
VANTIV INC
941,697$69.3B529.12%
63
BERYEURBERRY GLOBAL GROUP INC
1,172,676$68.8B525.60%
64
BFHALLIANCE DATA SYSTEMS CORP
264,954$67.2B513.07%
65
FLT1EURFLEETCOR TECHNOLOGIES INC
348,734$67.1B512.65%
66
APTVAPTIV PLC
788,385$66.9B510.91%
67
CTSHCOGNIZANT TECHNOLOGY SOLUTIO
932,421$66.2B505.89%
68
RSP PERMIAN INC
1,624,775$66.1B504.93%
69
T7DTRANSDIGM GROUP INC
239,765$65.8B503.01%
70
TRUTRANSUNION
1,195,790$65.7B502.07%
71
ESNTESSENT GROUP LTD
1,508,755$65.5B500.45%
72
XLRNACCELERON PHARMA INC
1,510,868$64.1B489.84%
73
FTNTFORTINET INC
1,459,683$63.8B487.19%
74
TSSTOTAL SYS SVCS INC
799,055$63.2B482.78%
75
MNSTMONSTER BEVERAGE CORP NEW
996,286$63.1B481.70%
76
UNVREURUNIVAR INC
2,031,029$62.9B480.37%
77
RHT1EURRED HAT INC
519,329$62.4B476.47%
78
MSCIMSCI INC
485,284$61.4B469.12%
79
IBPINSTALLED BLDG PRODS INC
806,103$61.2B467.71%
80
BKNGPRICELINE GRP INC
35,147$61.1B466.58%
81
MUMICRON TECHNOLOGY INC
1,484,843$61.1B466.44%
82
NSYNICE LTD
658,062$60.5B462.04%
83
WEXWEX INC
425,483$60.1B459.06%
84
RRYDER SYS INC
706,809$59.5B454.48%
85
SPLKCHFSPLUNK INC
713,693$59.1B451.65%
86
IARTINTEGRA LIFESCIENCES HLDGS C
1,215,386$58.2B444.37%
87
AXTAAXALTA COATING SYS LTD
1,790,975$58.0B442.75%
88
JBTJOHN BEAN TECHNOLOGIES CORP
513,501$56.9B434.65%
89
PCRXPACIRA PHARMACEUTICALS INC
1,245,923$56.9B434.50%
90
WRIGHT MED GROUP N V
2,561,329$56.9B434.39%
91
LRCXEURLAM RESEARCH CORP
306,286$56.4B430.69%
92
ORBOTECH LTD
1,110,507$55.8B426.22%
93
NXSTNEXSTAR MEDIA GROUP INC
710,247$55.5B424.30%
94
BLDRBUILDERS FIRSTSOURCE INC
2,544,249$55.4B423.52%
95
ARMKARAMARK
1,274,880$54.5B416.25%
96
MTNVAIL RESORTS INC
255,004$54.2B413.91%
97
EQIXEQUINIX INC
117,663$53.3B407.38%
98
WEAWESTERN ALLIANCE BANCORP
939,045$53.2B406.18%
99
VLOVALERO ENERGY CORP NEW
568,433$52.2B399.12%
100
SIXEURSIX FLAGS ENTMT CORP NEW
775,915$51.7B394.60%
Page 1 of 3Next