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FRONTIER CAPITAL MANAGEMENT CO LLC
Period ended Jun 30, 2026 · Latest filing Aug 14, 2026
These quarterly holdings are delayed and may not include all assets or short positions.
Values are from the reporting date, not current prices or purchase costs.
The same security may appear in multiple rows.
Source: SEC
Reported portfolio value
Quarter-end reported holdings; not current value or investment performance.
View reported values
- Jun 30, 2026: $10,728,145,572
More quarters will appear as history becomes available.
Top holdings
Top 10 at Jun 30, 2026. Matching entries are combined; security classes and options remain separate. Shares exclude principal amounts; option shares reflect the reported underlying amount.
View top holdings values
- FTAI AVIATION LTD · SHS · G3730V105 · shares: $320,170,153
- GRANITE CONSTR INC · COM · 387328107 · shares: $176,872,715
- ALASKA AIR GROUP INC · COM · 011659109 · shares: $176,678,385
- APPLIED OPTOELECTRONICS INC · COM · 03823U102 · shares: $144,503,042
- AKAMAI TECHNOLOGIES INC · COM · 00971T101 · shares: $134,354,286
- ASHLAND INC · COM · 044186104 · shares: $131,773,923
- LATTICE SEMICONDUCTOR CORP · COM · 518415104 · shares: $125,709,914
- POPULAR INC · COM NEW · 733174700 · shares: $119,067,801
- MONGODB INC · CL A · 60937P106 · shares: $112,223,606
- UNITED THERAPEUTICS CORP DEL · COM · 91307C102 · shares: $112,054,808
Reported holdings
300 reported entries| Issuer | Class | CUSIP | Type | Shares / principal | Reported value (USD) |
|---|---|---|---|---|---|
| FTAI INFRASTRUCTURE INC | COMMON STOCK | 35953C106 | — | 8,257,704 shares | $38,315,748 |
| COVISTA INC | COM | 00737L103 | — | 302,654 shares | $37,728,848 |
| PLANET FITNESS MASTER ISSUER | CL A | 72703H101 | — | 720,614 shares | $37,594,441 |
| GIBRALTAR INDS INC | COM | 374689107 | — | 830,272 shares | $37,445,267 |
| SIMMONS FIRST NATL CORP | CL A $1 PAR | 828730200 | — | 1,650,954 shares | $37,394,108 |
| SILGAN HLDGS INC | COM | 827048109 | — | 796,806 shares | $36,963,830 |
| DEXCOM INC | COM | 252131107 | — | 547,220 shares | $36,855,267 |
| SONOCO PRODS CO | COM | 835495102 | — | 650,305 shares | $36,644,687 |
| ENVISTA HOLDINGS CORPORATION | COM | 29415F104 | — | 1,388,673 shares | $36,591,534 |
| WAFD INC | COM | 938824109 | — | 951,677 shares | $36,515,846 |
| LCI INDS | COM | 50189K103 | — | 341,852 shares | $36,195,325 |
| BJS WHSL CLUB HLDGS INC | COM | 05550J101 | — | 412,157 shares | $35,948,315 |
| ROCKET LAB CORP | COM | 773121108 | — | 352,422 shares | $35,823,696 |
| LXP INDUSTRIAL TRUST | COM | 529043408 | — | 662,709 shares | $35,706,761 |
| FB FINL CORP | COM | 30257X104 | — | 642,607 shares | $35,568,297 |
| CIPHER DIGITAL INC | COM | 17253J106 | — | 1,451,537 shares | $35,562,657 |
| IONQ INC | COM | 46222L108 | — | 666,404 shares | $35,492,677 |
| NMI HLDGS INC | COM | 629209305 | — | 860,919 shares | $35,375,162 |
| AVANTOR INC | COM | 05352A100 | — | 3,506,970 shares | $34,719,001 |
| ALKERMES PLC | SHS | G01767105 | — | 659,562 shares | $34,557,740 |
| SELECTIVE INS GROUP INC | COM | 816300107 | — | 355,719 shares | $34,508,258 |
| ARROW ELECTRS INC | COM | 042735100 | — | 160,701 shares | $34,295,200 |
| LGI HOMES INC | COM | 50187T106 | — | 525,699 shares | $33,476,512 |
| ESSENTIAL PPTYS RLTY TR INC | COM | 29670E107 | — | 1,117,620 shares | $33,360,957 |
| HOPE BANCORP INC | COM | 43940T109 | — | 2,422,011 shares | $33,133,110 |
| MUELLER INDS INC | COM | 624756102 | — | 268,969 shares | $33,064,419 |
| ETORO GROUP LTD | SHS CL A | G32089107 | — | 832,037 shares | $32,840,490 |
| COPT DEFENSE PROPERTIES | SHS BEN INT | 22002T108 | — | 897,519 shares | $32,660,716 |
| RBC BEARINGS INC | COM | 75524B104 | — | 50,541 shares | $32,551,436 |
| MERIT MED SYS INC | COM | 589889104 | — | 468,540 shares | $32,488,564 |
| MATADOR RES CO | COM | 576485205 | — | 652,633 shares | $32,488,071 |
| UNIVERSAL DISPLAY CORP | COM | 91347P105 | — | 364,719 shares | $31,580,987 |
| SENSATA TECHNOLOGIES HLDG PL | SHS | G8060N102 | — | 657,792 shares | $31,402,990 |
| ZSCALER INC | COM | 98980G102 | — | 222,274 shares | $31,373,975 |
| VERADERMICS INC | COMMON STOCK | 922967104 | — | 254,876 shares | $31,334,455 |
| UNITED STATES ANTIMONY CORP | COM | 911549103 | — | 4,297,224 shares | $31,197,846 |
| CUSHMAN AND WAKEFIELD LTD | COMMON SHARES | G2717C106 | — | 2,305,984 shares | $30,877,126 |
| INTERFACE INC | COM | 458665304 | — | 839,878 shares | $30,101,228 |
| TIMKEN CO | COM | 887389104 | — | 206,670 shares | $30,033,284 |
| BURLINGTON STORES INC | COM | 122017106 | — | 94,537 shares | $29,949,322 |
| MOLINA HEALTHCARE INC | COM | 60855R100 | — | 128,459 shares | $29,378,573 |
| UNITIL CORP | COM | 913259107 | — | 553,320 shares | $29,154,431 |
| ASBURY AUTOMOTIVE GROUP INC | COM | 043436104 | — | 143,912 shares | $28,937,825 |
| BELDEN INC | COM | 077454106 | — | 240,496 shares | $28,837,875 |
| PERMIAN RESOURCES CORP | CLASS A COM | 71424F105 | — | 1,558,616 shares | $28,694,122 |
| KNIFE RIVER CORP | COMMON STOCK | 498894104 | — | 339,380 shares | $28,389,137 |
| RXO INC | COMMON STOCK | 74982T103 | — | 1,026,223 shares | $28,313,500 |
| TRINET GROUP INC | COM | 896288107 | — | 569,006 shares | $28,160,107 |
| ODDITY TECH LTD | SHS CL A | M7518J104 | — | 1,838,400 shares | $27,814,992 |
| FLUOR CORP | COM | 343412102 | — | 519,535 shares | $27,218,439 |
| COMMVAULT SYS INC | COM | 204166102 | — | 190,861 shares | $27,050,730 |
| KONTOOR BRANDS INC | COM | 50050N103 | — | 323,482 shares | $26,958,990 |
| HALOZYME THERAPEUTICS INC | COM | 40637H109 | — | 342,570 shares | $26,812,936 |
| STANDEX INTL CORP | COM | 854231107 | — | 73,861 shares | $26,417,943 |
| DIGITALOCEAN HLDGS INC | COM | 25402D102 | — | 168,117 shares | $26,399,413 |
| UNUSUAL MACHS INC | COM SHS | 91532F102 | — | 1,168,543 shares | $26,058,509 |
| PERELLA WEINBERG PARTNERS | CLASS A COM | 71367G102 | — | 1,624,195 shares | $25,922,152 |
| CITIZENS FINL GROUP INC | COM | 174610105 | — | 369,220 shares | $25,871,275 |
| INTERNATIONAL SEAWAYS INC | COM | Y41053102 | — | 336,180 shares | $25,748,026 |
| MACOM TECH SOLUTIONS HLDGS I | COM | 55405Y100 | — | 67,363 shares | $25,622,741 |
| M/I HOMES INC | COM | 55305B101 | — | 157,703 shares | $25,356,990 |
| CLIMB BIO INC | COM | 28658R106 | — | 1,939,019 shares | $25,284,808 |
| PRAXIS PRECISION MEDICINES I | COM NEW | 74006W207 | — | 74,207 shares | $24,843,762 |
| CENCORA INC | COM | 03073E105 | — | 87,733 shares | $24,826,684 |
| PROCEPT BIOROBOTICS CORP | COM | 74276L105 | — | 1,091,528 shares | $24,646,702 |
| CHENIERE ENERGY INC | COM NEW | 16411R208 | — | 101,392 shares | $24,233,702 |
| NXP SEMICONDUCTORS N V | COM | N6596X109 | — | 84,778 shares | $23,825,161 |
| BANKUNITED INC | COM | 06652K103 | — | 489,667 shares | $23,724,366 |
| NEPTUNE INS HLDGS INC | CL A | 64073B103 | — | 746,054 shares | $23,500,701 |
| PORCH GROUP INC | COM | 733245104 | — | 1,547,453 shares | $23,273,693 |
| ALLEGRO MICROSYSTEMS INC | COM | 01749D105 | — | 330,904 shares | $23,037,508 |
| VISTRA CORP | COM | 92840M102 | — | 144,310 shares | $22,891,895 |
| CELSIUS HLDGS INC | COM NEW | 15118V207 | — | 777,460 shares | $22,764,021 |
| REDDIT INC | CL A | 75734B100 | — | 130,429 shares | $22,639,866 |
| LIFE TIME GROUP HOLDINGS INC | COMMON STOCK | 53190C102 | — | 534,657 shares | $21,835,392 |
| NEBIUS GROUP N.V. | SHS CLASS A | N97284108 | — | 78,322 shares | $21,630,187 |
| SYMBOTIC INC | CLASS A COM | 87151X101 | — | 481,154 shares | $21,627,863 |
| EVERCORE INC | CLASS A | 29977A105 | — | 62,310 shares | $21,275,126 |
| COHERENT CORP | COM | 19247G107 | — | 53,861 shares | $21,246,583 |
| VERISK ANALYTICS INC | COM | 92345Y106 | — | 118,091 shares | $21,200,877 |
| VIKING HOLDINGS LTD | ORD SHS | G93A5A101 | — | 196,715 shares | $20,590,159 |
| TETRA TECHNOLOGIES INC DEL | COM | 88162F105 | — | 1,796,050 shares | $20,349,252 |
| CHEESECAKE FACTORY INC | COM | 163072101 | — | 254,975 shares | $20,280,712 |
| TG THERAPEUTICS INC | COM | 88322Q108 | — | 368,813 shares | $20,262,586 |
| ALAMOS GOLD INC | COM CL A | 011532108 | — | 665,814 shares | $20,200,797 |
| REVVITY INC | COM | 714046109 | — | 180,771 shares | $20,112,575 |
| ENERSYS | COM | 29275Y102 | — | 84,224 shares | $19,693,256 |
| STERIS PLC | SHS USD | G8473T100 | — | 92,310 shares | $19,437,615 |
| DYNE THERAPEUTICS INC | COM | 26818M108 | — | 874,138 shares | $19,414,605 |
| COOPER COS INC | COM | 216648501 | — | 264,525 shares | $18,969,088 |
| DECKERS OUTDOOR CORP | COM | 243537107 | — | 190,557 shares | $18,920,405 |
| LUMENTUM HLDGS INC | COM | 55024U109 | — | 21,893 shares | $18,785,508 |
| WATTS WATER TECHNOLOGIES INC | CL A | 942749102 | — | 47,013 shares | $18,403,239 |
| MATTEL INC | COM | 577081102 | — | 1,322,310 shares | $18,353,663 |
| ROBINHOOD MKTS INC | COM CL A | 770700102 | — | 182,543 shares | $18,305,412 |
| ICON PUB LTD CO | SHS | G4705A100 | — | 104,335 shares | $18,124,085 |
| YORK SPACE SYSTEMS INC | COM | 987084100 | — | 733,025 shares | $18,047,076 |
| WESCO INTL INC | COM | 95082P105 | — | 52,111 shares | $18,000,703 |
| IDEXX LABS INC | COM | 45168D104 | — | 33,592 shares | $17,684,172 |
| OPENLANE INC | COM | 48238T109 | — | 427,736 shares | $17,639,833 |