WESTFIELD CAPITAL MANAGEMENT CO LP Q1 2023 Filing

Filed May 12, 2023

Portfolio Value

$14.2T

Holdings

222

Report Date

Q1 2023

Filing Type

13F-HR

All Holdings (222 positions)

#StockSharesValue% PortfolioType
1
AAPLAPPLE INC
2,950,247$486.5B3.44%
2
MSFTMICROSOFT CORP
1,397,216$402.8B2.85%
3
ASNDASCENDIS PHARMA A/S
3,146,126$337.3B2.38%
4
GOOGLALPHABET INC
3,159,901$327.8B2.32%
5
ICLRICON PLC
1,365,572$291.7B2.06%
6
T7DTRANSDIGM GROUP INC
371,149$273.6B1.93%
7
VVISA INC
1,040,932$234.7B1.66%
8
UNHUNITEDHEALTH GROUP INC
442,368$209.1B1.48%
9
AMZNAMAZON COM INC
1,920,247$198.3B1.40%
10
CMGCHIPOTLE MEXICAN GRILL INC
112,073$191.5B1.35%
11
BUWABIO RAD LABS INC
385,656$184.7B1.31%
12
FTNTFORTINET INC
2,748,726$182.7B1.29%
13
DC4DEXCOM INC
1,570,495$182.5B1.29%
14
AMEAMETEK INC
1,096,844$159.4B1.13%
15
NOWSERVICENOW INC
317,289$147.4B1.04%
16
HUBSHUBSPOT INC
339,816$145.7B1.03%
17
WCCWESCO INTL INC
936,287$144.7B1.02%
18
WIREEURENCORE WIRE CORP
751,887$139.3B0.98%
19
SAIASAIA INC
501,669$136.5B0.96%
20
LLYLILLY ELI & CO
387,564$133.1B0.94%
21
NVDANVIDIA CORPORATION
473,804$131.6B0.93%
22
CRMSALESFORCE INC
655,883$131.0B0.93%
23
TDYTELEDYNE TECHNOLOGIES INC
288,236$128.9B0.91%
24
HDHOME DEPOT INC
432,015$127.5B0.90%
25
LULULULULEMON ATHLETICA INC
344,954$125.6B0.89%
26
TPRTAPESTRY INC
2,880,707$124.2B0.88%
27
PGRPROGRESSIVE CORP
847,730$121.3B0.86%
28
LPLALPL FINL HLDGS INC
593,157$120.1B0.85%
29
MRVLMARVELL TECHNOLOGY INC
2,755,714$119.3B0.84%
30
TSLATESLA INC
552,966$114.7B0.81%
31
WSCWILLSCOT MOBIL MINI HLDNG CO
2,402,408$112.6B0.80%
32
SRPTSAREPTA THERAPEUTICS INC
802,658$110.6B0.78%
33
PODDINSULET CORP
342,453$109.2B0.77%
34
PANWPALO ALTO NETWORKS INC
538,434$107.5B0.76%
35
COSTCOSTCO WHSL CORP NEW
215,399$107.0B0.76%
36
MGMMGM RESORTS INTERNATIONAL
2,283,287$101.4B0.72%
37
GGENPACT LIMITED
2,187,011$101.1B0.71%
38
HLTHILTON WORLDWIDE HLDGS INC
716,923$101.0B0.71%
39
ALKSALKERMES PLC
3,574,468$100.8B0.71%
40
ATKRATKORE INC
704,771$99.0B0.70%
41
INSPINSPIRE MED SYS INC
422,648$98.9B0.70%
42
DVNDEVON ENERGY CORP NEW
1,933,809$97.9B0.69%
43
AJGGALLAGHER ARTHUR J & CO
509,686$97.5B0.69%
44
AVTRAVANTOR INC
4,574,442$96.7B0.68%
45
NSYNICE LTD
418,913$95.9B0.68%
46
ROKROCKWELL AUTOMATION INC
322,262$94.6B0.67%
47
LECOLINCOLN ELEC HLDGS INC
558,140$94.4B0.67%
48
MSCIMSCI INC
167,326$93.7B0.66%
49
LNTHLANTHEUS HLDGS INC
1,101,298$90.9B0.64%
50
MDBMONGODB INC
383,859$89.5B0.63%
51
DEODIAGEO PLC
493,052$89.3B0.63%
52
UNPUNION PAC CORP
437,015$88.0B0.62%
53
FANGDIAMONDBACK ENERGY INC
650,680$88.0B0.62%
54
TMOTHERMO FISHER SCIENTIFIC INC
150,010$86.5B0.61%
55
TENBTENABLE HLDGS INC
1,793,918$85.2B0.60%
56
VCVISTEON CORP
539,775$84.7B0.60%
57
WDAYWORKDAY INC
402,327$83.1B0.59%
58
GPNGLOBAL PMTS INC
778,487$81.9B0.58%
59
CDNSCADENCE DESIGN SYSTEM INC
384,709$80.8B0.57%
60
DAYCERIDIAN HCM HLDG INC
1,102,962$80.8B0.57%
61
METAMETA PLATFORMS INC
379,470$80.4B0.57%
62
MCHPMICROCHIP TECHNOLOGY INC.
913,958$76.6B0.54%
63
ARESARES MANAGEMENT CORPORATION
897,772$74.9B0.53%
64
FIVEFIVE BELOW INC
358,366$73.8B0.52%
65
VMCVULCAN MATLS CO
429,518$73.7B0.52%
66
PROMETHEUS BIOSCIENCES INC
684,694$73.5B0.52%
67
IEXIDEX CORP
317,218$73.3B0.52%
68
CSCOCISCO SYS INC
1,391,223$72.7B0.51%
69
SUISUN CMNTYS INC
506,307$71.3B0.50%
70
DECKDECKERS OUTDOOR CORP
157,691$70.9B0.50%
71
CECELANESE CORP DEL
648,311$70.6B0.50%
72
PYPLPAYPAL HLDGS INC
928,183$70.5B0.50%
73
DOOBRP INC
895,691$70.0B0.49%
74
CPRTCOPART INC
921,737$69.3B0.49%
75
COOCOOPER COS INC
185,078$69.1B0.49%
76
SPLKCHFSPLUNK INC
712,163$68.3B0.48%
77
SMARGBPSMARTSHEET INC
1,402,413$67.0B0.47%
78
IDXXIDEXX LABS INC
132,923$66.5B0.47%
79
POOLPOOL CORP
191,930$65.7B0.46%
80
BLDRBUILDERS FIRSTSOURCE INC
731,158$64.9B0.46%
81
TEAMATLASSIAN CORPORATION
377,114$64.5B0.46%
82
AVYAVERY DENNISON CORP
356,614$63.8B0.45%
83
OKTAOKTA INC
738,464$63.7B0.45%
84
CDWCDW CORP
324,618$63.3B0.45%
85
CAKECHEESECAKE FACTORY INC
1,802,750$63.2B0.45%
86
JBHTHUNT J B TRANS SVCS INC
359,642$63.1B0.45%
87
NKENIKE INC
514,511$63.1B0.45%
88
FFIVF5 INC
430,884$62.8B0.44%
89
ITTITT INC
725,904$62.6B0.44%
90
RRRRED ROCK RESORTS INC
1,392,106$62.0B0.44%
91
NTAPNETAPP INC
963,760$61.5B0.43%
92
CSGPCOSTAR GROUP INC
881,777$60.7B0.43%
93
FICOFAIR ISAAC CORP
85,892$60.4B0.43%
94
PCTYPAYLOCITY HLDG CORP
296,842$59.0B0.42%
95
EPAMEPAM SYS INC
197,043$58.9B0.42%
96
STZCONSTELLATION BRANDS INC
259,700$58.7B0.41%
97
MARMARRIOTT INTL INC NEW
352,423$58.5B0.41%
98
COPCONOCOPHILLIPS
580,193$57.6B0.41%
99
BAHBOOZ ALLEN HAMILTON HLDG COR
612,005$56.7B0.40%
100
FMCFMC CORP
459,929$56.2B0.40%
Page 1 of 3Next