WESTFIELD CAPITAL MANAGEMENT CO LP Q1 2022 Filing

Filed May 16, 2022

Portfolio Value

$15.6B

Holdings

235

Report Date

Q1 2022

Filing Type

13F-HR

All Holdings (235 positions)

#StockSharesValue% PortfolioType
1
AAPLAPPLE INC
3,934,402$687.0B4403.22%
2
GOOGLALPHABET INC
178,300$495.9B3178.55%
3
MSFTMICROSOFT CORP
1,457,807$449.5B2880.78%
4
AMZNAMAZON COM INC
104,009$339.1B2173.22%
5
ICLRICON PLC
1,321,231$321.4B2059.68%
6
ASNDASCENDIS PHARMA A/S
2,635,027$309.2B1982.11%
7
T7DTRANSDIGM GROUP INC
397,054$258.7B1658.11%
8
VVISA INC
1,061,192$235.3B1508.41%
9
FTNTFORTINET INC
685,363$234.2B1501.20%
10
ZEN1EURZENDESK INC
1,773,829$213.4B1367.62%
11
DC4DEXCOM INC
405,821$207.6B1330.72%
12
METAMETA PLATFORMS INC
867,145$192.8B1235.86%
13
BUWABIO RAD LABS INC
341,832$192.5B1234.02%
14
NOWSERVICENOW INC
317,723$176.9B1134.07%
15
AMEAMETEK INC
1,291,008$171.9B1102.02%
16
ATKRATKORE INC
1,698,736$167.2B1071.82%
17
MCHPMICROCHIP TECHNOLOGY INC.
2,158,216$162.2B1039.41%
18
UNPUNION PAC CORP
582,210$159.1B1019.53%
19
LPLALPL FINL HLDGS INC
863,640$157.8B1011.22%
20
TPRTAPESTRY INC
4,227,847$157.1B1006.70%
21
TRUTRANSUNION
1,476,682$152.6B978.09%
22
NVDANVIDIA CORPORATION
557,782$152.2B975.50%
23
WMSADVANCED DRAIN SYS INC DEL
1,274,366$151.4B970.44%
24
GPNGLOBAL PMTS INC
1,069,368$146.3B937.91%
25
WDAYWORKDAY INC
606,375$145.2B930.67%
26
MGMMGM RESORTS INTERNATIONAL
3,388,938$142.1B910.99%
27
TSLATESLA INC
129,090$139.1B891.60%
28
HDHOME DEPOT INC
455,918$136.5B874.70%
29
CRMSALESFORCE COM INC
634,753$134.8B863.81%
30
HUBSHUBSPOT INC
282,831$134.3B860.97%
31
PANWPALO ALTO NETWORKS INC
208,325$129.7B831.21%
32
QCOMQUALCOMM INC
812,794$124.2B796.13%
33
TDYTELEDYNE TECHNOLOGIES INC
260,090$122.9B787.89%
34
MDBMONGODB INC
276,882$122.8B787.22%
35
TMOTHERMO FISHER SCIENTIFIC INC
206,639$122.1B782.28%
36
WIREEURENCORE WIRE CORP
1,057,332$120.6B773.05%
37
AFGAMERICAN FINL GROUP INC OHIO
827,740$120.5B772.57%
38
AVLRUSDAVALARA INC
1,195,989$119.0B762.81%
39
COSTCOSTCO WHSL CORP NEW
206,006$118.6B760.35%
40
DEIDOUGLAS EMMETT INC
3,483,195$116.4B746.11%
41
IDXXIDEXX LABS INC
205,342$112.3B720.00%
42
IRWDIRONWOOD PHARMACEUTICALS INC
8,534,416$107.4B688.14%
43
AMATAPPLIED MATLS INC
802,864$105.8B678.23%
44
AJGGALLAGHER ARTHUR J & CO
601,288$105.0B672.90%
45
AVTRAVANTOR INC
3,042,836$102.9B659.59%
46
EYENATIONAL VISION HLDGS INC
2,350,519$102.4B656.41%
47
NSYNICE LTD
465,953$102.0B654.05%
48
IEXIDEX CORP
526,620$101.0B647.16%
49
DVNDEVON ENERGY CORP NEW
1,662,079$98.3B629.92%
50
NKENIKE INC
715,652$96.3B617.22%
51
HZNPHORIZON THERAPEUTICS PUB L
909,829$95.7B613.53%
52
LYVLIVE NATION ENTERTAINMENT IN
812,404$95.6B612.56%
53
BAMBROOKFIELD ASSET MGMT INC
1,643,108$93.0B595.77%
54
PODDINSULET CORP
347,573$92.6B593.45%
55
GTMZOOMINFO TECHNOLOGIES INC
1,523,643$91.0B583.40%
56
SAIASAIA INC
370,722$90.4B579.35%
57
FISFIDELITY NATL INFORMATION SV
896,991$90.1B577.34%
58
WCCWESCO INTL INC
686,780$89.4B572.87%
59
WSCWILLSCOT MOBIL MINI HLDNG CO
2,281,002$89.3B572.08%
60
HUMHUMANA INC
204,417$89.0B570.16%
61
SPGIS&P GLOBAL INC
215,400$88.4B566.30%
62
MKSIMKS INSTRS INC
576,643$86.5B554.39%
63
ESSESSEX PPTY TR INC
249,150$86.1B551.70%
64
FIVEFIVE BELOW INC
542,801$86.0B550.98%
65
ULTAULTA BEAUTY INC
214,974$85.6B548.70%
66
HLTHILTON WORLDWIDE HLDGS INC
561,133$85.1B545.74%
67
COPCONOCOPHILLIPS
802,482$80.2B514.35%
68
CTLTEURCATALENT INC
706,907$78.4B502.48%
69
ROKROCKWELL AUTOMATION INC
277,464$77.7B498.00%
70
LECOLINCOLN ELEC HLDGS INC
556,165$76.6B491.25%
71
VMCVULCAN MATLS CO
417,051$76.6B491.04%
72
MARMARRIOTT INTL INC NEW
434,978$76.4B489.99%
73
COOCOOPER COS INC
182,349$76.1B488.06%
74
2L9BLUEPRINT MEDICINES CORP
1,173,421$75.0B480.44%
75
CPRTCOPART INC
590,885$74.1B475.19%
76
DOOBRP INC
880,561$72.0B461.62%
77
SIMOSILICON MOTION TECHNOLOGY CO
1,070,399$71.5B458.43%
78
LITELUMENTUM HLDGS INC
732,382$71.5B458.15%
79
SPLKCHFSPLUNK INC
478,470$71.1B455.75%
80
DGXQUEST DIAGNOSTICS INC
511,247$70.0B448.46%
81
INTUINTUIT
140,175$67.4B432.01%
82
MSCIMSCI INC
133,824$67.3B431.34%
83
LSPDLIGHTSPEED COMMERCE INC
2,181,135$66.5B425.97%
84
DWDMORGAN STANLEY
758,843$66.3B425.10%
85
NTAPNETAPP INC
798,561$66.3B424.83%
86
FANGDIAMONDBACK ENERGY INC
479,178$65.7B421.01%
87
EXPEEXPEDIA GROUP INC
333,743$65.3B418.56%
88
OPCHOPTION CARE HEALTH INC
2,284,668$65.3B418.22%
89
BLDTOPBUILD CORP
350,443$63.6B407.43%
90
SCHWSCHWAB CHARLES CORP
738,837$62.3B399.25%
91
CIENCIENA CORP
998,865$60.6B388.16%
92
ITGARTNER INC
202,747$60.3B386.55%
93
SRCUSDSPIRIT RLTY CAP INC NEW
1,299,951$59.8B383.44%
94
ZSZSCALER INC
240,025$57.9B371.19%
95
PCTYPAYLOCITY HLDG CORP
281,181$57.9B370.85%
96
ARESARES MANAGEMENT CORPORATION
706,384$57.4B367.78%
97
INVAINNOVIVA INC
2,951,512$57.1B366.06%
98
WCNWASTE CONNECTIONS INC
407,925$57.0B365.26%
99
LULULULULEMON ATHLETICA INC
154,655$56.5B362.04%
100
TERTERADYNE INC
464,732$54.9B352.17%
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