13F HOLDINGS REPORT
WESTFIELD CAPITAL MANAGEMENT CO LP
Quarter ended Q1 2023 · Filed February 13, 2023 · Accession 0001085146-23-001109
Total Value
$12.96B
Positions
226
Other Managers
0
Confidential Omitted
No
Holdings (226)
| # | Issuer | Ticker / CUSIP | Shares | Value | % of Filing |
|---|---|---|---|---|---|
| 1 | APPLE INC | AAPL | 3,332,669 | $433.0M | 3.34% |
| 2 | ASCENDIS PHARMA A/S | ASND | 3,158,168 | $385.7M | 2.98% |
| 3 | MICROSOFT CORP | MSFT | 1,528,263 | $366.5M | 2.83% |
| 4 | ALPHABET INC | GOOG | 3,195,675 | $282.0M | 2.17% |
| 5 | ICON PLC | ICLR | 1,391,209 | $270.2M | 2.08% |
| 6 | TRANSDIGM GROUP INC | TDG | 379,165 | $238.7M | 1.84% |
| 7 | VISA INC | V | 1,096,679 | $227.8M | 1.76% |
| 8 | UNITEDHEALTH GROUP INC | UNH | 375,791 | $199.2M | 1.54% |
| 9 | WESCO INTL INC | 95082P105 | 1,391,804 | $174.3M | 1.34% |
| 10 | DEXCOM INC | DXCM | 1,518,447 | $171.9M | 1.33% |
| 11 | HOME DEPOT INC | HD | 533,908 | $168.6M | 1.30% |
| 12 | AMETEK INC | AME | 1,184,714 | $165.5M | 1.28% |
| 13 | AMAZON COM INC | AMZN | 1,959,158 | $164.6M | 1.27% |
| 14 | BIO RAD LABS INC | 090572207 | 389,504 | $163.8M | 1.26% |
| 15 | FORTINET INC | FTNT | 2,958,232 | $144.6M | 1.12% |
| 16 | IDEX CORP | 45167R104 | 595,280 | $135.9M | 1.05% |
| 17 | SERVICENOW INC | NOW | 327,932 | $127.3M | 0.98% |
| 18 | TAPESTRY INC | TPR | 3,320,887 | $126.5M | 0.98% |
| 19 | LPL FINL HLDGS INC | 50212V100 | 582,784 | $126.0M | 0.97% |
| 20 | LULULEMON ATHLETICA INC | LULU | 377,448 | $120.9M | 0.93% |
| 21 | LILLY ELI & CO | LLY | 328,124 | $120.0M | 0.93% |
| 22 | HUBSPOT INC | HUBS | 412,955 | $119.4M | 0.92% |
| 23 | SAIA INC | SAIA | 566,290 | $118.7M | 0.92% |
| 24 | DEVON ENERGY CORP NEW | 25179M103 | 1,918,372 | $118.0M | 0.91% |
| 25 | SUN CMNTYS INC | 866674104 | 808,370 | $115.6M | 0.89% |
| 26 | MONGODB INC | MDB | 585,886 | $115.3M | 0.89% |
| 27 | ENCORE WIRE CORP | ECR | 828,181 | $113.9M | 0.88% |
| 28 | MARVELL TECHNOLOGY INC | MRVL | 2,949,930 | $109.3M | 0.84% |
| 29 | TELEDYNE TECHNOLOGIES INC | TDY | 270,778 | $108.3M | 0.84% |
| 30 | WILLSCOT MOBIL MINI HLDNG CO | WSC | 2,394,212 | $108.1M | 0.83% |
| 31 | PROGRESSIVE CORP | 743315103 | 823,702 | $106.8M | 0.82% |
| 32 | THERMO FISHER SCIENTIFIC INC | TMO | 189,430 | $104.3M | 0.80% |
| 33 | CHIPOTLE MEXICAN GRILL INC | CMG | 74,855 | $103.9M | 0.80% |
| 34 | UNION PAC CORP | UNP | 499,604 | $103.5M | 0.80% |
| 35 | COSTCO WHSL CORP NEW | 22160K105 | 222,001 | $101.3M | 0.78% |
| 36 | MGM RESORTS INTERNATIONAL | MGM | 2,938,893 | $98.5M | 0.76% |
| 37 | ADVANCED DRAIN SYS INC DEL | 00790R104 | 1,193,584 | $97.8M | 0.75% |
| 38 | SAREPTA THERAPEUTICS INC | SRPT | 751,696 | $97.4M | 0.75% |
| 39 | GENPACT LIMITED | G | 2,070,838 | $95.9M | 0.74% |
| 40 | ATLASSIAN CORPORATION | TEAM | 721,555 | $92.8M | 0.72% |
| 41 | GALLAGHER ARTHUR J & CO | 363576109 | 491,821 | $92.7M | 0.72% |
| 42 | HILTON WORLDWIDE HLDGS INC | HLT | 726,473 | $91.8M | 0.71% |
| 43 | NATIONAL VISION HLDGS INC | EYE | 2,350,400 | $91.1M | 0.70% |
| 44 | AVANTOR INC | AVTR | 4,317,453 | $91.1M | 0.70% |
| 45 | ATKORE INC | ATKR | 799,089 | $90.6M | 0.70% |
| 46 | IDEXX LABS INC | 45168D104 | 221,192 | $90.2M | 0.70% |
| 47 | DIAMONDBACK ENERGY INC | FANG | 659,317 | $90.2M | 0.70% |
| 48 | ALKERMES PLC | ALKS | 3,385,470 | $88.5M | 0.68% |
| 49 | INSPIRE MED SYS INC | 457730109 | 339,320 | $85.5M | 0.66% |
| 50 | WORKDAY INC | WDAY | 505,456 | $84.6M | 0.65% |
| 51 | LINCOLN ELEC HLDGS INC | 533900106 | 584,573 | $84.5M | 0.65% |
| 52 | INSULET CORP | PODD | 286,355 | $84.3M | 0.65% |
| 53 | ROCKWELL AUTOMATION INC | ROK | 325,291 | $83.8M | 0.65% |
| 54 | NICE LTD | NCSYF | 422,969 | $81.3M | 0.63% |
| 55 | CONOCOPHILLIPS | COP | 688,275 | $81.2M | 0.63% |
| 56 | GLOBAL PMTS INC | 37940X102 | 805,153 | $80.0M | 0.62% |
| 57 | LANTHEUS HLDGS INC | LNTH | 1,565,711 | $79.8M | 0.62% |
| 58 | FIVE BELOW INC | FIVE | 449,876 | $79.6M | 0.61% |
| 59 | MSCI INC | MSCI | 168,703 | $78.5M | 0.61% |
| 60 | PALO ALTO NETWORKS INC | PANW | 543,108 | $75.8M | 0.58% |
| 61 | VULCAN MATLS CO | 929160109 | 431,048 | $75.5M | 0.58% |
| 62 | SALESFORCE INC | CRM | 564,865 | $74.9M | 0.58% |
| 63 | MICROCHIP TECHNOLOGY INC. | MCHPP | 1,027,742 | $72.2M | 0.56% |
| 64 | DECKERS OUTDOOR CORP | DECK | 179,054 | $71.5M | 0.55% |
| 65 | CERIDIAN HCM HLDG INC | 15677J108 | 1,102,587 | $70.7M | 0.55% |
| 66 | SYNAPTICS INC | SYNA | 733,432 | $69.8M | 0.54% |
| 67 | TENABLE HLDGS INC | 88025T102 | 1,790,709 | $68.3M | 0.53% |
| 68 | BRP INC | DOO | 891,566 | $68.1M | 0.53% |
| 69 | QUEST DIAGNOSTICS INC | DGX | 424,974 | $66.5M | 0.51% |
| 70 | TARGET CORP | TGT | 437,967 | $65.3M | 0.50% |
| 71 | ADVANCED MICRO DEVICES INC | AMD | 999,660 | $64.7M | 0.50% |
| 72 | SPIRIT RLTY CAP INC NEW | 84860W300 | 1,614,485 | $64.5M | 0.50% |
| 73 | AVERY DENNISON CORP | AVY | 355,942 | $64.4M | 0.50% |
| 74 | VAIL RESORTS INC | MTN | 268,893 | $64.1M | 0.49% |
| 75 | OVINTIV INC | OVV | 1,251,884 | $63.5M | 0.49% |
| 76 | RED ROCK RESORTS INC | RRR | 1,584,920 | $63.4M | 0.49% |
| 77 | COOPER COS INC | 216648402 | 186,706 | $61.7M | 0.48% |
| 78 | F5 INC | FFIV | 429,809 | $61.7M | 0.48% |
| 79 | NIKE INC | NKE | 526,836 | $61.6M | 0.48% |
| 80 | ETSY INC | ETSY | 514,552 | $61.6M | 0.48% |
| 81 | ARES MANAGEMENT CORPORATION | ARES-PB | 882,717 | $60.4M | 0.47% |
| 82 | ESSEX PPTY TR INC | 297178105 | 284,867 | $60.4M | 0.47% |
| 83 | BROOKFIELD CORP | 11271J107 | 1,905,849 | $60.0M | 0.46% |
| 84 | TESLA INC | TSLA | 482,660 | $59.5M | 0.46% |
| 85 | COSTAR GROUP INC | CSGP | 768,057 | $59.4M | 0.46% |
| 86 | FMC CORP | FMC | 466,390 | $58.2M | 0.45% |
| 87 | CHEESECAKE FACTORY INC | CAKE | 1,826,799 | $57.9M | 0.45% |
| 88 | ITT INC | ITT | 711,106 | $57.7M | 0.44% |
| 89 | ROCKET PHARMACEUTICALS INC | RCKTW | 2,905,555 | $56.9M | 0.44% |
| 90 | COPART INC | CPRT | 933,725 | $56.9M | 0.44% |
| 91 | CATALENT INC | 148806102 | 1,256,587 | $56.6M | 0.44% |
| 92 | SMARTSHEET INC | 83200N103 | 1,431,179 | $56.3M | 0.43% |
| 93 | NVIDIA CORPORATION | NVDA | 385,051 | $56.3M | 0.43% |
| 94 | MARRIOTT INTL INC NEW | 571903202 | 370,955 | $55.2M | 0.43% |
| 95 | CELANESE CORP DEL | CE | 539,723 | $55.2M | 0.43% |
| 96 | NETAPP INC | NTAP | 918,149 | $55.1M | 0.43% |
| 97 | CULLEN FROST BANKERS INC | CFR-PB | 410,589 | $54.9M | 0.42% |
| 98 | INNOVIVA INC | INVA | 4,106,136 | $54.4M | 0.42% |
| 99 | OKTA INC | OKTA | 786,184 | $53.7M | 0.41% |
| 100 | AMERICAN FINL GROUP INC OHIO | 025932104 | 379,895 | $52.2M | 0.40% |
| 101 | APPLIED MATLS INC | 038222105 | 535,273 | $52.1M | 0.40% |
| 102 | LIVE NATION ENTERTAINMENT IN | LYV | 726,981 | $50.7M | 0.39% |
| 103 | PAYPAL HLDGS INC | PYPL | 709,987 | $50.6M | 0.39% |
| 104 | PAYLOCITY HLDG CORP | PCTY | 259,527 | $50.4M | 0.39% |
| 105 | BANK AMERICA CORP | 060505104 | 1,498,651 | $49.6M | 0.38% |
| 106 | CHURCHILL DOWNS INC | CHDN | 232,530 | $49.2M | 0.38% |
| 107 | SHIFT4 PMTS INC | 82452J109 | 863,031 | $48.3M | 0.37% |
| 108 | ALLSTATE CORP | ALL-PJ | 354,422 | $48.1M | 0.37% |
| 109 | WASTE CONNECTIONS INC | WCN | 358,068 | $47.5M | 0.37% |
| 110 | VISTEON CORP | VC | 361,039 | $47.2M | 0.36% |
| 111 | APTIV PLC | APTV | 490,940 | $45.7M | 0.35% |
| 112 | OPTION CARE HEALTH INC | OPCH | 1,424,921 | $42.9M | 0.33% |
| 113 | LAM RESEARCH CORP | LRCX | 101,196 | $42.5M | 0.33% |
| 114 | MONOLITHIC PWR SYS INC | 609839105 | 119,526 | $42.3M | 0.33% |
| 115 | S&P GLOBAL INC | SPGI | 125,172 | $41.9M | 0.32% |
| 116 | TRANSUNION | TRU | 730,729 | $41.5M | 0.32% |
| 117 | PROCORE TECHNOLOGIES INC | PCOR | 872,497 | $41.2M | 0.32% |
| 118 | MARKETAXESS HLDGS INC | MKTX | 144,466 | $40.3M | 0.31% |
| 119 | FIRST INTST BANCSYSTEM INC | 32055Y201 | 1,033,974 | $40.0M | 0.31% |
| 120 | JUNIPER NETWORKS INC | 48203R104 | 1,204,582 | $38.5M | 0.30% |
| 121 | HEXCEL CORP NEW | 428291108 | 649,174 | $38.2M | 0.29% |
| 122 | FIRST REP BK SAN FRANCISCO C | 33616C100 | 301,043 | $36.7M | 0.28% |
| 123 | WINGSTOP INC | WING | 260,212 | $35.8M | 0.28% |
| 124 | APELLIS PHARMACEUTICALS INC | APLS | 689,477 | $35.7M | 0.27% |
| 125 | FLYWIRE CORPORATION | FLYW | 1,456,915 | $35.7M | 0.27% |
| 126 | PROMETHEUS BIOSCIENCES INC | 74349U108 | 318,174 | $35.0M | 0.27% |
| 127 | RINGCENTRAL INC | RNG | 974,224 | $34.5M | 0.27% |
| 128 | KARUNA THERAPEUTICS INC | 48576A100 | 174,946 | $34.4M | 0.27% |
| 129 | REPLIGEN CORP | RGEN | 200,870 | $34.0M | 0.26% |
| 130 | INDEPENDENCE RLTY TR INC | 45378A106 | 1,977,901 | $33.3M | 0.26% |
| 131 | AMERICAN ASSETS TR INC | AAT | 1,248,082 | $33.1M | 0.26% |
| 132 | PDC ENERGY INC | 69327R101 | 513,090 | $32.6M | 0.25% |
| 133 | NEUROCRINE BIOSCIENCES INC | NBIX | 272,688 | $32.6M | 0.25% |
| 134 | PAYA HOLDINGS INC | 70434P103 | 4,086,331 | $32.2M | 0.25% |
| 135 | ENTEGRIS INC | ENTG | 490,106 | $32.1M | 0.25% |
| 136 | FTI CONSULTING INC | FCN | 201,413 | $32.0M | 0.25% |
| 137 | CABLE ONE INC | CABO | 44,621 | $31.8M | 0.25% |
| 138 | SAMSARA INC | IOT | 2,551,001 | $31.7M | 0.24% |
| 139 | MAXLINEAR INC | MXL | 929,997 | $31.6M | 0.24% |
| 140 | NORTHERN OIL AND GAS INC MN | NOG | 1,005,339 | $31.0M | 0.24% |
| 141 | ZSCALER INC | ZS | 270,876 | $30.3M | 0.23% |
| 142 | BILL COM HLDGS INC | BILL | 276,997 | $30.2M | 0.23% |
| 143 | ENDEAVOR GROUP HLDGS INC | 29260Y109 | 1,301,410 | $29.3M | 0.23% |
| 144 | DYNATRACE INC | DT | 757,424 | $29.0M | 0.22% |
| 145 | AMEDISYS INC | 023436108 | 329,605 | $27.5M | 0.21% |
| 146 | NEXTIER OILFIELD SOLUTIONS | 65290C105 | 2,942,181 | $27.2M | 0.21% |
| 147 | AZENTA INC | AZTA | 460,478 | $26.8M | 0.21% |
| 148 | AXALTA COATING SYS LTD | AXTA | 1,048,168 | $26.7M | 0.21% |
| 149 | PRIMERICA INC | PRI | 180,934 | $25.7M | 0.20% |
| 150 | HAEMONETICS CORP MASS | HAE | 323,558 | $25.4M | 0.20% |
| 151 | SENSATA TECHNOLOGIES HLDG PL | ST | 626,107 | $25.3M | 0.20% |
| 152 | WNS HLDGS LTD | 92932M101 | 314,502 | $25.2M | 0.19% |
| 153 | LIGHTSPEED COMMERCE INC | LSPD | 1,653,888 | $23.7M | 0.18% |
| 154 | QUALCOMM INC | QCOM | 203,980 | $22.4M | 0.17% |
| 155 | BROADCOM INC | AVGO | 39,889 | $22.3M | 0.17% |
| 156 | BRP GROUP INC | 05589G102 | 870,443 | $21.9M | 0.17% |
| 157 | BLUEPRINT MEDICINES CORP | 09627Y109 | 479,467 | $21.0M | 0.16% |
| 158 | STEPSTONE GROUP INC | STEP | 796,146 | $20.0M | 0.15% |
| 159 | UMH PPTYS INC | 903002103 | 1,239,075 | $19.9M | 0.15% |
| 160 | KINSALE CAP GROUP INC | 49714P108 | 72,306 | $18.9M | 0.15% |
| 161 | SITIME CORP | SITM | 183,838 | $18.7M | 0.14% |
| 162 | ORACLE CORP | ORCL-PD | 220,165 | $18.0M | 0.14% |
| 163 | AVIENT CORPORATION | AVNT | 518,952 | $17.5M | 0.14% |
| 164 | CASELLA WASTE SYS INC | CWST | 218,848 | $17.4M | 0.13% |
| 165 | RANPAK HOLDINGS CORP | PACK | 2,653,295 | $15.3M | 0.12% |
| 166 | COUPA SOFTWARE INC | 22266L106 | 178,819 | $14.2M | 0.11% |
| 167 | PLANET FITNESS INC | PLNT | 177,707 | $14.0M | 0.11% |
| 168 | FATE THERAPEUTICS INC | FATE | 1,386,058 | $14.0M | 0.11% |
| 169 | PALOMAR HLDGS INC | PLMR | 306,471 | $13.8M | 0.11% |
| 170 | AAON INC | AAON | 177,613 | $13.4M | 0.10% |
| 171 | ABBVIE INC | ABBV | 82,729 | $13.4M | 0.10% |
| 172 | ISHARES TR | 464287614 | 48,252 | $10.3M | 0.08% |
| 173 | ARCUTIS BIOTHERAPEUTICS INC | ARQT | 680,374 | $10.1M | 0.08% |
| 174 | INTERNATIONAL BUSINESS MACHS | INTR | 71,362 | $10.1M | 0.08% |
| 175 | WEX INC | WEX | 56,061 | $9.2M | 0.07% |
| 176 | AMERICAN INTL GROUP INC | 026874784 | 134,007 | $8.5M | 0.07% |
| 177 | DANAHER CORPORATION | 235851102 | 31,219 | $8.3M | 0.06% |
| 178 | METTLER TOLEDO INTERNATIONAL | MTD | 5,623 | $8.1M | 0.06% |
| 179 | PEPSICO INC | PEP | 42,025 | $7.6M | 0.06% |
| 180 | BUNGE LIMITED | BG | 75,404 | $7.5M | 0.06% |
| 181 | ALPHABET INC | GOOG | 83,713 | $7.4M | 0.06% |
| 182 | CISCO SYS INC | CSCO | 150,913 | $7.2M | 0.06% |
| 183 | GILEAD SCIENCES INC | GILD | 83,595 | $7.2M | 0.06% |
| 184 | COCA COLA CO | KO | 112,187 | $7.1M | 0.06% |
| 185 | MERCK & CO INC | MRK | 59,213 | $6.6M | 0.05% |
| 186 | TRANE TECHNOLOGIES PLC | TT | 38,805 | $6.5M | 0.05% |
| 187 | FREEPORT-MCMORAN INC | FCX | 137,188 | $5.2M | 0.04% |
| 188 | CUMMINS INC | CMI | 20,486 | $5.0M | 0.04% |
| 189 | NEXSTAR MEDIA GROUP INC | NXST | 28,300 | $5.0M | 0.04% |
| 190 | EQUITY LIFESTYLE PPTYS INC | 29472R108 | 75,623 | $4.9M | 0.04% |
| 191 | GARTNER INC | IT | 14,370 | $4.8M | 0.04% |
| 192 | HERSHEY CO | HSY | 19,053 | $4.4M | 0.03% |
| 193 | RAYMOND JAMES FINL INC | 754730109 | 40,095 | $4.3M | 0.03% |
| 194 | COGENT COMMUNICATIONS HLDGS | CCOI | 73,124 | $4.2M | 0.03% |
| 195 | ILLINOIS TOOL WKS INC | 452308109 | 15,982 | $3.5M | 0.03% |
| 196 | TIMKEN CO | TKR | 47,820 | $3.4M | 0.03% |
| 197 | IRONWOOD PHARMACEUTICALS INC | IRWD | 253,491 | $3.1M | 0.02% |
| 198 | INNOVATIVE INDL PPTYS INC | INHD | 28,701 | $2.9M | 0.02% |
| 199 | FIRST CTZNS BANCSHARES INC N | 31946M103 | 3,185 | $2.4M | 0.02% |
| 200 | HEICO CORP NEW | HEI-A | 20,130 | $2.4M | 0.02% |
| 201 | BRIGHT HORIZONS FAM SOL IN D | 109194100 | 37,450 | $2.4M | 0.02% |
| 202 | SILICON MOTION TECHNOLOGY CO | SIMO | 23,670 | $1.5M | 0.01% |
| 203 | ISHARES TR | 464287671 | 15,760 | $1.3M | 0.01% |
| 204 | PACIRA BIOSCIENCES INC | PCRX | 29,960 | $1.2M | 0.01% |
| 205 | CSX CORP | CSX | 28,590 | $885,718 | 0.01% |
| 206 | ISHARES TR | 464287648 | 3,648 | $782,569 | 0.01% |
| 207 | WILLIAMS COS INC | 969457100 | 23,330 | $767,557 | 0.01% |
| 208 | BLACK KNIGHT INC | 09215C105 | 11,550 | $713,213 | 0.01% |
| 209 | SPDR SER TR | 78468R556 | 4,410 | $599,231 | 0.00% |
| 210 | INTUIT | INTU | 1,410 | $548,800 | 0.00% |
| 211 | EMCOR GROUP INC | EME | 3,540 | $524,309 | 0.00% |
| 212 | SPLUNK INC | 848637104 | 6,048 | $520,672 | 0.00% |
| 213 | SNOWFLAKE INC | SNOW | 3,602 | $517,031 | 0.00% |
| 214 | FLUENCE ENERGY INC | FLNC | 29,528 | $506,405 | 0.00% |
| 215 | TERRENO RLTY CORP | 88146M101 | 8,840 | $502,731 | 0.00% |
| 216 | AXON ENTERPRISE INC | AXON | 2,880 | $477,878 | 0.00% |
| 217 | ISHARES TR | 464287481 | 5,581 | $466,572 | 0.00% |
| 218 | BAKER HUGHES COMPANY | BKR | 14,920 | $440,588 | 0.00% |
| 219 | CROCS INC | CROX | 3,350 | $363,241 | 0.00% |
| 220 | OLD DOMINION FREIGHT LINE IN | ODFL | 1,249 | $354,441 | 0.00% |
| 221 | NANO DIMENSION LTD | NNDM | 149,070 | $342,861 | 0.00% |
| 222 | WORLD WRESTLING ENTMT INC | 98156Q108 | 4,720 | $323,414 | 0.00% |
| 223 | NATIONAL STORAGE AFFILIATES | NSA-PB | 7,860 | $283,903 | 0.00% |
| 224 | ENPHASE ENERGY INC | ENPH | 1,030 | $272,909 | 0.00% |
| 225 | BROOKFIELD ASSET MANAGMT LTD | 113004105 | 7,507 | $215,226 | 0.00% |
| 226 | VENTAS INC | VTR | 4,442 | $200,112 | 0.00% |