WESTFIELD CAPITAL MANAGEMENT CO LP
Securities ▲▼ | Shares | Value ($K) | |||||
|---|---|---|---|---|---|---|---|
Q2 2025 ▲▼ | Q3 2025 ▲▼ | Change ▲▼ | Q2 2025 ▲▼ | Q3 2025 ▲▼ | Weight (%) ▲▼ | Change ▲▼ | |
| MARVELL TECHNOLOGY INC(MRVL) | 0 | 2,611,958 | +2,611,958 | 0 | 219,587,319 | 0.92% | +219,587,319 |
| COMFORT SYS USA INC(FIX) | 936,412 | 833,195 | -103,217 | 502,113,479 | 687,535,850 | 2.88% | +185,422,371 |
| BLOOM ENERGY CORP | 0 | 1,675,282 | +1,675,282 | 0 | 141,678,599 | 0.59% | +141,678,599 |
| FTAI AVIATION LTD(FTAI) | 1,915,411 | 2,130,241 | +214,830 | 220,348,881 | 355,452,013 | 1.49% | +135,103,132 |
| APPLE INC(AAPL) | 3,494,184 | 3,334,545 | -159,639 | 716,901,778 | 849,075,305 | 3.56% | +132,173,527 |
| SNOWFLAKE INC(SNOW) | 0 | 574,955 | +574,955 | 0 | 129,681,197 | 0.54% | +129,681,197 |
| SEMTECH CORP(SMTC) | 2,747,260 | 3,380,373 | +633,113 | 124,011,316 | 241,527,651 | 1.01% | +117,516,335 |
| PALANTIR TECHNOLOGIES INC(PLTR) | 7,026 | 606,450 | +599,424 | 957,733 | 110,628,668 | 0.46% | +109,670,935 |
| ASCENDIS PHARMA A/S(ASND) | 5,451,401 | 5,259,909 | -191,492 | 940,911,882 | 1,045,722,561 | 4.39% | +104,810,679 |
| KARMAN HLDGS INC(KRMN) | 0 | 1,425,576 | +1,425,576 | 0 | 102,926,587 | 0.43% | +102,926,587 |
| MERUS N V | 2,042,388 | 2,132,489 | +90,101 | 107,429,609 | 200,773,839 | 0.84% | +93,344,230 |
| ALPHABET INC(GOOG) | 2,571,637 | 2,244,650 | -326,987 | 453,199,576 | 545,674,381 | 2.29% | +92,474,805 |
| KRATOS DEFENSE & SEC SOLUTIO(KTOS) | 0 | 1,005,816 | +1,005,816 | 0 | 91,901,408 | 0.39% | +91,901,408 |
| COMMVAULT SYS INC(CVLT) | 333,753 | 786,175 | +452,422 | 58,183,160 | 148,414,117 | 0.62% | +90,230,957 |
| COHERENT CORP(COHR) | 774,235 | 1,472,963 | +698,728 | 69,069,518 | 158,667,530 | 0.67% | +89,598,012 |
| TOPBUILD CORP | 0 | 225,029 | +225,029 | 0 | 87,954,835 | 0.37% | +87,954,835 |
| KKR & CO INC(KKR) | 0 | 672,895 | +672,895 | 0 | 87,442,706 | 0.37% | +87,442,706 |
| PURE STORAGE INC(P) | 1,033,724 | 1,751,558 | +717,834 | 59,521,837 | 146,798,079 | 0.62% | +87,276,242 |
| PRIMORIS SVCS CORP(PRIM) | 654,223 | 947,308 | +293,085 | 50,990,141 | 130,093,808 | 0.55% | +79,103,667 |
| PALO ALTO NETWORKS INC(PANW) | 0 | 370,359 | +370,359 | 0 | 75,412,406 | 0.32% | +75,412,406 |
| ADMA BIOLOGICS INC | 0 | 5,106,802 | +5,106,802 | 0 | 74,865,717 | 0.31% | +74,865,717 |
| BUILDERS FIRSTSOURCE INC(BLDR) | 0 | 616,032 | +616,032 | 0 | 74,693,880 | 0.31% | +74,693,880 |
| WYNN RESORTS LTD(WYNN) | 0 | 573,694 | +573,694 | 0 | 73,587,729 | 0.31% | +73,587,729 |
| C H ROBINSON WORLDWIDE INC(CHRW) | 0 | 550,825 | +550,825 | 0 | 72,929,230 | 0.31% | +72,929,230 |
| RH(RH) | 0 | 332,901 | +332,901 | 0 | 67,632,167 | 0.28% | +67,632,167 |
| FIRSTCASH HOLDINGS INC(FCFS) | 0 | 422,455 | +422,455 | 0 | 66,925,321 | 0.28% | +66,925,321 |
| GLOBE LIFE INC | 0 | 430,642 | +430,642 | 0 | 61,568,887 | 0.26% | +61,568,887 |
| IDEXX LABS INC(IDXX) | 0 | 94,129 | +94,129 | 0 | 60,138,155 | 0.25% | +60,138,155 |
| JABIL INC(JBL) | 0 | 266,147 | +266,147 | 0 | 57,799,144 | 0.24% | +57,799,144 |
| TTM TECHNOLOGIES INC(TTMI) | 0 | 994,282 | +994,282 | 0 | 57,270,643 | 0.24% | +57,270,643 |
| REVOLUTION MEDICINES INC(RVMD) | 1,649,404 | 2,513,967 | +864,563 | 60,681,573 | 117,402,259 | 0.49% | +56,720,686 |
| AUTOZONE INC(AZO) | 38,182 | 45,770 | +7,588 | 141,739,816 | 196,363,654 | 0.82% | +54,623,838 |
| IMAX CORP | 0 | 1,622,625 | +1,622,625 | 0 | 53,140,969 | 0.22% | +53,140,969 |
| LATTICE SEMICONDUCTOR CORP(LSCC) | 0 | 696,706 | +696,706 | 0 | 51,082,484 | 0.21% | +51,082,484 |
| STEPSTONE GROUP INC(STEP) | 0 | 778,728 | +778,728 | 0 | 50,858,726 | 0.21% | +50,858,726 |
| REGAL REXNORD CORPORATION(RRX) | 870,131 | 1,221,730 | +351,599 | 126,134,190 | 175,244,951 | 0.74% | +49,110,761 |
| F N B CORP(FNB) | 0 | 2,985,673 | +2,985,673 | 0 | 48,099,192 | 0.20% | +48,099,192 |
| VITA COCO CO INC(COCO) | 0 | 1,062,761 | +1,062,761 | 0 | 45,135,460 | 0.19% | +45,135,460 |
| SILICON LABORATORIES INC(SLAB) | 0 | 342,310 | +342,310 | 0 | 44,887,110 | 0.19% | +44,887,110 |
| ROBLOX CORP(RBLX) | 1,141,073 | 1,189,575 | +48,502 | 120,040,875 | 164,779,972 | 0.69% | +44,739,097 |
| XPO INC(XPO) | 375,621 | 694,714 | +319,093 | 47,437,176 | 89,805,679 | 0.38% | +42,368,503 |
| NIQ GLOBAL INTELLIGENCE PLC(NIQ) | 0 | 2,631,896 | +2,631,896 | 0 | 41,320,767 | 0.17% | +41,320,767 |
| ALKAMI TECHNOLOGY INC(ALKT) | 1,190,584 | 3,095,058 | +1,904,474 | 35,884,202 | 76,881,241 | 0.32% | +40,997,039 |
| TESLA INC(TSLA) | 438,413 | 404,220 | -34,193 | 139,266,272 | 179,764,841 | 0.75% | +40,498,569 |
| RADNET INC(RDNT) | 0 | 525,820 | +525,820 | 0 | 40,072,742 | 0.17% | +40,072,742 |
| MKS INC.(MKSI) | 0 | 323,364 | +323,364 | 0 | 40,022,762 | 0.17% | +40,022,762 |
| GENIUS SPORTS LIMITED | 3,202,135 | 5,850,083 | +2,647,948 | 33,302,204 | 72,424,028 | 0.30% | +39,121,824 |
| ASTERA LABS INC(ALAB) | 0 | 192,614 | +192,614 | 0 | 37,713,821 | 0.16% | +37,713,821 |
| QUANTA SVCS INC | 170,057 | 245,506 | +75,449 | 64,295,327 | 101,742,529 | 0.43% | +37,447,202 |
| FORMFACTOR INC(FORM) | 0 | 1,026,657 | +1,026,657 | 0 | 37,390,848 | 0.16% | +37,390,848 |
| HOWMET AEROSPACE INC(HWM) | 1,915,955 | 2,007,453 | +91,498 | 356,616,739 | 393,922,429 | 1.65% | +37,305,690 |
| VAXCYTE INC(PCVX) | 3,068,898 | 3,732,715 | +663,817 | 99,769,874 | 134,452,394 | 0.56% | +34,682,520 |
| OREILLY AUTOMOTIVE INC(ORLY) | 612,389 | 817,026 | +204,637 | 55,194,658 | 88,083,542 | 0.37% | +32,888,884 |
| ROCKET LAB CORP(RKLB) | 2,365,048 | 2,437,820 | +72,772 | 84,597,767 | 116,795,956 | 0.49% | +32,198,189 |
| NEXTRACKER INC | 1,317,564 | 1,398,057 | +80,493 | 71,635,955 | 103,442,237 | 0.43% | +31,806,282 |
| HEALTHEQUITY INC(HQY) | 1,265,208 | 1,716,658 | +451,450 | 132,543,190 | 162,687,679 | 0.68% | +30,144,489 |
| DESCARTES SYS GROUP INC(DSGX) | 649,631 | 1,001,331 | +351,700 | 66,031,743 | 94,355,420 | 0.40% | +28,323,677 |
| CALIX INC(CALX) | 291,149 | 684,096 | +392,947 | 15,486,215 | 41,982,972 | 0.18% | +26,496,757 |
| ONTO INNOVATION INC(ONTO) | 351,064 | 474,530 | +123,466 | 35,432,890 | 61,318,767 | 0.26% | +25,885,877 |
| PALOMAR HLDGS INC(PLMR) | 407,936 | 738,528 | +330,592 | 62,924,128 | 86,223,144 | 0.36% | +23,299,016 |
| NVIDIA CORPORATION(NVDA) | 7,545,345 | 6,507,165 | -1,038,180 | 1,192,088,997 | 1,214,106,881 | 5.09% | +22,017,884 |
| HOULIHAN LOKEY INC(HLI) | 345,524 | 406,306 | +60,782 | 62,177,044 | 83,422,748 | 0.35% | +21,245,704 |
| CENCORA INC | 268,752 | 325,660 | +56,908 | 80,585,155 | 101,778,619 | 0.43% | +21,193,464 |
| SAIA INC(SAIA) | 173,095 | 227,908 | +54,813 | 47,426,299 | 68,226,539 | 0.29% | +20,800,240 |
| NXP SEMICONDUCTORS N V | 0 | 89,996 | +89,996 | 0 | 20,494,789 | 0.09% | +20,494,789 |
| ORACLE CORP(ORCL) | 678,940 | 600,197 | -78,743 | 148,436,546 | 168,799,475 | 0.71% | +20,362,929 |
| CREDO TECHNOLOGY GROUP HOLDI | 528,378 | 472,841 | -55,537 | 48,922,519 | 68,850,378 | 0.29% | +19,927,859 |
| BIRKENSTOCK HOLDING PLC(BIRK) | 1,676,950 | 2,254,493 | +577,543 | 82,472,401 | 102,015,808 | 0.43% | +19,543,407 |
| FIFTH THIRD BANCORP(FITB) | 1,279,918 | 1,619,948 | +340,030 | 52,643,042 | 72,168,685 | 0.30% | +19,525,643 |
| ICON PLC(ICLR) | 345,828 | 396,354 | +50,526 | 50,300,705 | 69,362,023 | 0.29% | +19,061,318 |
| LINCOLN ELEC HLDGS INC(LECO) | 233,123 | 282,963 | +49,840 | 48,331,060 | 66,731,164 | 0.28% | +18,400,104 |
| TRANSUNION(TRU) | 922,286 | 1,180,154 | +257,868 | 81,161,168 | 98,873,302 | 0.41% | +17,712,134 |
| SUPER MICRO COMPUTER INC(SMCI) | 0 | 359,439 | +359,439 | 0 | 17,231,492 | 0.07% | +17,231,492 |
| BRAZE INC(BRZE) | 1,600,304 | 2,177,953 | +577,649 | 44,968,542 | 61,940,983 | 0.26% | +16,972,441 |
| BROADCOM INC(AVGO) | 1,336,142 | 1,166,362 | -169,780 | 368,307,525 | 384,794,528 | 1.61% | +16,487,003 |
| DOORDASH INC(DASH) | 368,152 | 393,628 | +25,476 | 90,753,196 | 107,063,010 | 0.45% | +16,309,814 |
| MSCI INC(MSCI) | 144,360 | 175,347 | +30,987 | 83,258,246 | 99,493,468 | 0.42% | +16,235,222 |
| PATTERN GROUP INC(PTRN) | 0 | 1,135,879 | +1,135,879 | 0 | 15,561,542 | 0.07% | +15,561,542 |
| CLOUDFLARE INC(NET) | 448,696 | 480,850 | +32,154 | 87,868,163 | 103,185,598 | 0.43% | +15,317,435 |
| 89BIO INC | 3,370,817 | 3,291,369 | -79,448 | 33,101,423 | 48,383,124 | 0.20% | +15,281,701 |
| EAST WEST BANCORP INC(EWBC) | 471,928 | 589,535 | +117,607 | 47,655,289 | 62,756,001 | 0.26% | +15,100,712 |
| ROKU INC(ROKU) | 1,097,707 | 1,102,488 | +4,781 | 96,477,468 | 110,392,123 | 0.46% | +13,914,655 |
| XENON PHARMACEUTICALS INC(XENE) | 1,152,605 | 1,206,066 | +53,461 | 36,076,537 | 48,423,550 | 0.20% | +12,347,013 |
| CLEAN HARBORS INC(CLH) | 192,259 | 243,582 | +51,323 | 44,446,436 | 56,564,612 | 0.24% | +12,118,176 |
| UNITEDHEALTH GROUP INC(UNH) | 230,033 | 241,010 | +10,977 | 71,763,286 | 83,220,919 | 0.35% | +11,457,633 |
| IRHYTHM TECHNOLOGIES INC(IRTC) | 290,570 | 323,980 | +33,410 | 44,736,157 | 55,721,320 | 0.23% | +10,985,163 |
| MASIMO CORP | 1,181,203 | 1,419,250 | +238,047 | 198,702,016 | 209,410,274 | 0.88% | +10,708,258 |
| HEICO CORP NEW | 361,062 | 409,498 | +48,436 | 93,424,793 | 104,049,347 | 0.44% | +10,624,554 |
| APPLIED INDL TECHNOLOGIES IN(AIT) | 220,640 | 234,734 | +14,094 | 51,287,768 | 61,277,311 | 0.26% | +9,989,543 |
| BIO RAD LABS INC | 139,505 | 155,524 | +16,019 | 33,665,347 | 43,607,374 | 0.18% | +9,942,027 |
| ATLASSIAN CORPORATION | 205,968 | 322,438 | +116,470 | 41,830,074 | 51,493,293 | 0.22% | +9,663,219 |
| PROCORE TECHNOLOGIES INC(PCOR) | 1,504,787 | 1,540,265 | +35,478 | 102,957,527 | 112,316,124 | 0.47% | +9,358,597 |
| MICROSOFT CORP(MSFT) | 1,757,424 | 1,705,236 | -52,188 | 874,160,432 | 883,226,964 | 3.71% | +9,066,532 |
| VULCAN MATLS CO(VMC) | 248,683 | 236,556 | -12,127 | 64,861,587 | 72,769,438 | 0.31% | +7,907,851 |
| TECHNIPFMC PLC(FTI) | 1,475,941 | 1,480,110 | +4,169 | 50,831,408 | 58,390,340 | 0.24% | +7,558,932 |
| SYNOPSYS INC(SNPS) | 108,571 | 126,581 | +18,010 | 55,662,020 | 62,453,695 | 0.26% | +6,791,675 |
| RIOT PLATFORMS INC(RIOT) | 1,730,296 | 1,350,027 | -380,269 | 19,552,345 | 25,691,014 | 0.11% | +6,138,669 |
| TRANE TECHNOLOGIES PLC(TT) | 1,354 | 15,916 | +14,562 | 592,253 | 6,715,915 | 0.03% | +6,123,662 |
| WINTRUST FINL CORP(WTFC) | 440,858 | 456,964 | +16,106 | 54,657,575 | 60,520,312 | 0.25% | +5,862,737 |
| WELLTOWER INC(WELL) | 0 | 32,189 | +32,189 | 0 | 5,734,148 | 0.02% | +5,734,148 |