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VOL. XII · NO. 117Established MMXIV · George Town, Grand CaymanAtlantic Edition · $4.50

The Cayman Journal

Finance · Business · Technology · Caribbean & Global Affairs
13F HOLDINGS REPORT

WESTFIELD CAPITAL MANAGEMENT CO LP

Quarter ended Q2 2024 · Filed August 14, 2024 · Accession 0001085146-24-003888

Total Value
$20.35B
Positions
248
Other Managers
0
Confidential Omitted
No
View on SEC.gov

Holdings (248)

#IssuerTicker / CUSIPSharesValue% of Filing
1NVIDIA CORPORATIONNVDA7,096,952$876.8M4.31%
2MICROSOFT CORPMSFT1,846,637$825.4M4.06%
3APPLE INCAAPL3,812,231$802.9M3.94%
4ASCENDIS PHARMA A/SASND4,962,824$676.8M3.33%
5AMAZON COM INCAMZN3,279,806$633.8M3.11%
6ALPHABET INCGOOG3,100,861$564.8M2.78%
7TRANSDIGM GROUP INCTDG363,406$464.3M2.28%
8META PLATFORMS INCMETA861,572$434.4M2.13%
9VERTIV HOLDINGS COVRT3,570,870$309.1M1.52%
10AXON ENTERPRISE INCAXON1,047,559$308.2M1.51%
11SERVICENOW INCNOW358,202$281.8M1.38%
12COMFORT SYS USA INC199908104864,869$263.0M1.29%
13VISA INCV882,448$231.6M1.14%
14DEXCOM INCDXCM1,965,318$222.8M1.09%
15LEGEND BIOTECH CORPLEGN4,772,209$211.4M1.04%
16UBER TECHNOLOGIES INCUBER2,827,566$205.5M1.01%
17PROGRESSIVE CORP743315103914,475$189.9M0.93%
18WINGSTOP INCWING436,479$184.5M0.91%
19TAIWAN SEMICONDUCTOR MFG LTD8740391001,060,028$184.2M0.91%
20ABBVIE INCABBV1,005,058$172.4M0.85%
21CADENCE DESIGN SYSTEM INCCDNS550,394$169.4M0.83%
22ICON PLCICLR527,751$165.4M0.81%
23LPL FINL HLDGS INC50212V100584,601$163.3M0.80%
24OPTION CARE HEALTH INCOPCH5,892,563$163.2M0.80%
25CHIPOTLE MEXICAN GRILL INCCMG2,558,292$160.3M0.79%
26SALESFORCE INCCRM613,741$157.8M0.78%
27VAXCYTE INCPCVX1,929,348$145.7M0.72%
28MASIMO CORPMASI1,131,686$142.5M0.70%
29MONDAY COM LTDMNDY586,075$141.1M0.69%
30AMERICAN INTL GROUP INC0268747841,827,946$135.7M0.67%
31TEXAS ROADHOUSE INCTXRH789,392$135.5M0.67%
32SAP SESAPGF671,132$135.4M0.67%
33ARES MANAGEMENT CORPORATIONARES-PB992,416$132.3M0.65%
34DRAFTKINGS INC NEWDKNG3,461,599$132.1M0.65%
35LANTHEUS HLDGS INCLNTH1,641,158$131.8M0.65%
36M/I HOMES INCMHO1,067,532$130.4M0.64%
37SAIA INCSAIA271,591$128.8M0.63%
38COSTAR GROUP INCCSGP1,719,913$127.5M0.63%
39FAIR ISAAC CORPFICO83,453$124.2M0.61%
40COSTCO WHSL CORP NEW22160K105145,392$123.6M0.61%
41MONGODB INCMDB488,722$122.2M0.60%
42ADVANCED MICRO DEVICES INCAMD746,157$121.0M0.59%
43INSULET CORPPODD591,484$119.4M0.59%
44NXP SEMICONDUCTORS N VNXPI443,517$119.3M0.59%
45WILLSCOT MOBIL MINI HLDNG COWSC3,164,403$119.1M0.59%
46PTC INCPTC638,228$115.9M0.57%
47BLUE OWL CAPITAL INCOWL6,443,066$114.4M0.56%
48ROSS STORES INCROST786,739$114.3M0.56%
49HUBSPOT INCHUBS193,212$114.0M0.56%
50SAMSARA INCIOT3,367,979$113.5M0.56%
51CONSTELLATION BRANDS INCSTZ441,031$113.5M0.56%
52MACOM TECH SOLUTIONS HLDGS I55405Y1001,000,396$111.5M0.55%
53HOME DEPOT INCHD310,668$106.9M0.53%
54PALANTIR TECHNOLOGIES INCPLTR4,220,141$106.9M0.53%
55AVERY DENNISON CORPAVY488,344$106.8M0.52%
56SHIFT4 PMTS INC82452J1091,442,281$105.8M0.52%
57F5 INCFFIV609,615$105.0M0.52%
58UNITEDHEALTH GROUP INCUNH204,454$104.1M0.51%
59GLOBANT S AGLOB576,123$102.7M0.50%
60UNION PAC CORPUNP427,272$96.7M0.47%
61ROCKET PHARMACEUTICALS INCRCKTW4,327,922$93.2M0.46%
62DYNATRACE INCDT2,054,964$91.9M0.45%
63FTAI AVIATION LTDFTAIN887,014$91.6M0.45%
64GLOBAL PMTS INC37940X102939,034$90.8M0.45%
65CASELLA WASTE SYS INCCWST910,818$90.4M0.44%
66HUBBELL INCHUBB243,728$89.1M0.44%
67TESLA INCTSLA437,997$86.7M0.43%
68COPART INCCPRT1,597,802$86.5M0.43%
69FLEX LTDFLEX2,932,165$86.5M0.42%
70FLYWIRE CORPORATIONFLYW5,220,396$85.6M0.42%
71ITT INCITT641,634$82.9M0.41%
72SENSATA TECHNOLOGIES HLDG PLST2,191,327$81.9M0.40%
73ROCKWELL AUTOMATION INCROK296,166$81.5M0.40%
74SCHWAB CHARLES CORPSCHW-PJ1,086,071$80.0M0.39%
75PERMIAN RESOURCES CORPPR4,951,636$80.0M0.39%
76COHERENT CORPCOHR1,092,405$79.2M0.39%
77IDEX CORP45167R104391,140$78.7M0.39%
78REGAL REXNORD CORPORATIONRRX579,872$78.4M0.39%
79BRIGHT HORIZONS FAM SOL IN D109194100685,448$75.5M0.37%
80VULCAN MATLS CO929160109303,078$75.4M0.37%
81APOLLO GLOBAL MGMT INC03769M106629,577$74.3M0.37%
82INSIGHT ENTERPRISES INCNSIT374,339$74.3M0.36%
83AMETEK INCAME442,996$73.9M0.36%
84CDW CORPCDW329,713$73.8M0.36%
85DATADOG INCDDOG566,746$73.5M0.36%
86HUNT J B TRANS SVCS INC445658107456,823$73.1M0.36%
87SUN CMNTYS INC866674104604,452$72.7M0.36%
88INTRA-CELLULAR THERAPIES INC46116X1011,042,862$71.4M0.35%
89OVINTIV INCOVV1,510,039$70.8M0.35%
90NORTHERN OIL & GAS INCNOG1,878,499$69.8M0.34%
91DIAMONDBACK ENERGY INCFANG348,608$69.8M0.34%
92CISCO SYS INCCSCO1,453,819$69.1M0.34%
93AXALTA COATING SYS LTDAXTA2,012,196$68.8M0.34%
94GE HEALTHCARE TECHNOLOGIES IGEHC877,859$68.4M0.34%
95AZEK CO INC05478C1051,622,142$68.3M0.34%
96SENTINELONE INCS3,201,739$67.4M0.33%
97ASML HOLDING N VASMLF65,541$67.0M0.33%
98NEUROCRINE BIOSCIENCES INCNBIX484,777$66.7M0.33%
99GALLAGHER ARTHUR J & CO363576109256,239$66.4M0.33%
100BIO RAD LABS INC090572207243,185$66.4M0.33%
101IRHYTHM TECHNOLOGIES INCIRTC609,080$65.6M0.32%
102WALMART INCWMT944,537$64.0M0.31%
103AVIENT CORPORATIONAVNT1,459,518$63.7M0.31%
104TAPESTRY INCTPR1,479,523$63.3M0.31%
105SMARTSHEET INC83200N1031,421,010$62.6M0.31%
106PRIMERICA INCPRI264,741$62.6M0.31%
107WASTE CONNECTIONS INCWCN355,704$62.4M0.31%
108MSCI INCMSCI128,094$61.7M0.30%
109MERITAGE HOMES CORPMTH380,657$61.6M0.30%
110HAEMONETICS CORP MASSHAE742,880$61.5M0.30%
111ON HLDG AGH5919C1041,580,135$61.3M0.30%
112RED ROCK RESORTS INCRRR1,096,066$60.2M0.30%
113ODDITY TECH LTDODD1,506,752$59.2M0.29%
114MGM RESORTS INTERNATIONALMGM1,318,628$58.6M0.29%
115BROADCOM INCAVGO36,316$58.3M0.29%
116AVANTOR INCAVTR2,742,078$58.1M0.29%
117COOPER COS INC216648501659,021$57.5M0.28%
118ZSCALER INCZS298,702$57.4M0.28%
119HILTON WORLDWIDE HLDGS INCHLT261,647$57.1M0.28%
120S&P GLOBAL INCSPGI124,779$55.7M0.27%
121WNS HLDGS LTDG981961011,052,726$55.3M0.27%
122CELANESE CORP DELCE408,627$55.1M0.27%
123FIRST CTZNS BANCSHARES INC N31946M10332,614$54.9M0.27%
124IDEXX LABS INC45168D104112,602$54.9M0.27%
125DESCARTES SYS GROUP INC249906108564,958$54.7M0.27%
126NU HLDGS LTDNU4,159,431$53.6M0.26%
127CHURCHILL DOWNS INCCHDN381,807$53.3M0.26%
128KYNDRYL HLDGS INCKD2,004,874$52.7M0.26%
129ZEBRA TECHNOLOGIES CORPORATIZBRA170,010$52.5M0.26%
130TRADEWEB MKTS INC892672106491,158$52.1M0.26%
131MICROCHIP TECHNOLOGY INC.MCHPP549,700$50.3M0.25%
132THE TRADE DESK INC88339J105512,769$50.1M0.25%
133FABRINETFN203,043$49.7M0.24%
134PURE STORAGE INC74624M102769,070$49.4M0.24%
135TERADYNE INCTER332,550$49.3M0.24%
136MOONLAKE IMMUNOTHERAPEUTICSMLTX1,117,625$49.1M0.24%
137NEXTRACKER INCNXT1,020,969$47.9M0.24%
138CYTOKINETICS INCCYTK873,513$47.3M0.23%
139ALIGN TECHNOLOGY INCALGN191,276$46.2M0.23%
140PROCORE TECHNOLOGIES INCPCOR694,185$46.0M0.23%
141CCC INTELLIGENT SOLUTIONS HLCCC4,123,614$45.8M0.23%
142GITLAB INCGTLB909,356$45.2M0.22%
143COINBASE GLOBAL INCCOIN203,302$45.2M0.22%
144STAG INDL INC85254J1021,227,968$44.3M0.22%
145INNOVIVA INCINVA2,679,237$43.9M0.22%
146MARQETA INCMQ8,013,792$43.9M0.22%
147LINCOLN ELEC HLDGS INC533900106229,973$43.4M0.21%
148PATTERSON-UTI ENERGY INCPTEN4,170,722$43.2M0.21%
149IMPINJ INCPI274,850$43.1M0.21%
150DEVON ENERGY CORP NEW25179M103896,305$42.5M0.21%
151NOVA LTDNVMI179,834$42.2M0.21%
152WEX INCWEX237,309$42.0M0.21%
153VIKING THERAPEUTICS INCVKTX786,695$41.7M0.20%
154ROKU INCROKU679,175$40.7M0.20%
155VEECO INSTRS INC DEL922417100856,308$40.0M0.20%
156TENABLE HLDGS INC88025T102890,023$38.8M0.19%
157PAYLOCITY HLDG CORPPCTY290,652$38.3M0.19%
158LIVE NATION ENTERTAINMENT INLYV401,962$37.7M0.19%
159ALLEGRO MICROSYSTEMS INCALGM1,303,296$36.8M0.18%
160CHAMPIONX CORPORATION15872M1041,083,743$36.0M0.18%
161ENVESTNET INC29404K106564,517$35.3M0.17%
162LIGHTSPEED COMMERCE INCLSPD2,558,843$35.0M0.17%
163UNIVERSAL DISPLAY CORPOLED165,483$34.8M0.17%
164KINSALE CAP GROUP INC49714P10890,246$34.8M0.17%
165CAMECO CORPCCJ698,440$34.4M0.17%
166REVOLVE GROUP INCRVLV2,089,213$33.2M0.16%
167REPLIGEN CORPRGEN255,762$32.2M0.16%
168RAMBUS INC DELRMBS545,740$32.1M0.16%
169ALKERMES PLCALKS1,316,605$31.7M0.16%
170KEYCORP4932671082,228,399$31.7M0.16%
171JABIL INCJBL286,612$31.2M0.15%
172BICYCLE THERAPEUTICS PLCBCYC1,523,856$30.8M0.15%
173ENPHASE ENERGY INCENPH298,894$29.8M0.15%
174SELECTIVE INS GROUP INC816300107309,497$29.0M0.14%
175CREDO TECHNOLOGY GROUP HOLDICRDO908,362$29.0M0.14%
176KEMPER CORPKMPB462,761$27.5M0.13%
177EAST WEST BANCORP INCEWBC372,126$27.3M0.13%
178ELI LILLY & COLLY29,803$27.0M0.13%
179PALOMAR HLDGS INCPLMR316,856$25.7M0.13%
180XENON PHARMACEUTICALS INCXENE643,546$25.1M0.12%
181CELESTICA INCCLS426,277$24.4M0.12%
182VISTRA CORPVST277,289$23.8M0.12%
183ANALOG DEVICES INCADI101,816$23.2M0.11%
184DAYFORCE INC15677J108468,522$23.2M0.11%
185ICHOR HOLDINGSICHR555,929$21.4M0.11%
186WINTRUST FINL CORP97650W108208,584$20.6M0.10%
18789BIO INC2825591032,319,365$18.6M0.09%
188INTERNATIONAL BUSINESS MACHSINTR97,992$16.9M0.08%
189MARVELL TECHNOLOGY INCMRVL220,174$15.4M0.08%
190ALPHABET INCGOOG68,992$12.7M0.06%
191MERCK & CO INCMRK99,708$12.3M0.06%
192COCA COLA COKO190,601$12.1M0.06%
193CINTAS CORPCTAS15,155$10.6M0.05%
194WATSCO INCWSO-B22,397$10.4M0.05%
195MUELLER INDS INC624756102179,500$10.2M0.05%
196THERMO FISHER SCIENTIFIC INCTMO18,114$10.0M0.05%
197BANK AMERICA CORP060505104243,900$9.7M0.05%
198PLEXUS CORPPLXS86,639$8.9M0.04%
199AMERIPRISE FINL INC03076C10620,606$8.8M0.04%
200VALERO ENERGY CORPVLO53,195$8.3M0.04%
201WILEY JOHN & SONS INC968223206198,286$8.1M0.04%
202WILLIAMS COS INC969457100188,533$8.0M0.04%
203TRACTOR SUPPLY COTSCO29,077$7.9M0.04%
204PFIZER INCPFE275,178$7.7M0.04%
205TJX COS INC NEW87254010969,199$7.6M0.04%
206NEXTERA ENERGY INCNEE-PW106,850$7.6M0.04%
207HERSHEY COHSY40,657$7.5M0.04%
208FIFTH THIRD BANCORPFITBM198,967$7.3M0.04%
209GARTNER INCIT14,370$6.5M0.03%
210FREEPORT-MCMORAN INCFCX132,698$6.4M0.03%
211FERGUSON PLC NEWG3421J10630,824$6.0M0.03%
212SANOFISNYNF117,904$5.7M0.03%
213DANAHER CORPORATION23585110221,995$5.5M0.03%
214CONOCOPHILLIPSCOP47,462$5.4M0.03%
215CUMMINS INCCMI19,098$5.3M0.03%
216FIDELITY NATL INFORMATION SV31620M10670,177$5.3M0.03%
217RAYMOND JAMES FINL INC75473010940,095$5.0M0.02%
218TIMKEN COTKR47,820$3.8M0.02%
219HEICO CORP NEWHEI-A20,130$3.6M0.02%
220MKS INSTRS INCMKSI24,100$3.1M0.02%
221ILLINOIS TOOL WKS INC45230810912,733$3.0M0.01%
222RANPAK HOLDINGS CORPPACK371,198$2.4M0.01%
223MURAL ONCOLOGY PUB LTD COG63365103743,495$2.3M0.01%
224APPLIED MATLS INC0382221059,748$2.3M0.01%
225FIVE BELOW INCFIVE18,330$2.0M0.01%
226TRANE TECHNOLOGIES PLCTT3,559$1.2M0.01%
227BUILDERS FIRSTSOURCE INCBLDR7,920$1.1M0.01%
228CAMTEK LTDCAMT7,810$978,1240.00%
229CSX CORPCSX28,590$956,3360.00%
230INTUITINTU1,410$926,6660.00%
231AAON INCAAON9,630$840,1210.00%
232BOOKING HOLDINGS INCBKNG210$831,9150.00%
233SUPER MICRO COMPUTER INCSMCI928$760,3570.00%
234ELEVANCE HEALTH INCELV1,230$666,4880.00%
235TERRENO RLTY CORP88146M1018,840$523,1510.00%
236MEDIAALPHA INCMAX33,800$445,1460.00%
237OLD DOMINION FREIGHT LINE INODFL2,498$441,1470.00%
238MICROSTRATEGY INCSTRK266$366,4100.00%
239REPAY HLDGS CORPRPAY33,940$358,4060.00%
240E L F BEAUTY INCELF1,650$347,6880.00%
241BLOCK INCBSQKZ5,390$347,6010.00%
242MERCURY GENL CORP NEW5894001006,350$337,4390.00%
243NANO DIMENSION LTDNNDM149,070$327,9540.00%
244NATIONAL STORAGE AFFILIATESNSA-PB7,860$323,9890.00%
245ISHARES TR4642874812,418$266,7980.00%
246METTLER TOLEDO INTERNATIONALMTD185$258,5540.00%
247VERTEX PHARMACEUTICALS INCVRTX544$254,9840.00%
248LULULEMON ATHLETICA INCLULU706$210,8820.00%