← Back to Discover
MASSACHUSETTS FINANCIAL SERVICES CO /MA/
Period ended Jun 30, 2026 · Latest filing Aug 3, 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
- Sep 30, 2024: $334,822,179,920
- Dec 31, 2024: $316,871,957,951
- Mar 31, 2025: $300,806,701,806
- Jun 30, 2025: $315,084,349,169
- Sep 30, 2025: $322,797,408,486
- Dec 31, 2025: $310,120,832,326
- Mar 31, 2026: $297,515,992,264
- Jun 30, 2026: $315,170,492,568
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
- NVIDIA CORPORATION · COM · 67066G104 · shares: $13,660,451,307
- ALPHABET INC · CAP STK CL A · 02079K305 · shares: $10,524,433,101
- APPLE INC · COM · 037833100 · shares: $8,929,188,117
- AMAZON COM INC · COM · 023135106 · shares: $8,849,366,281
- MICROSOFT CORP · COM · 594918104 · shares: $8,756,244,370
- BROADCOM INC · COM · 11135F101 · shares: $5,459,679,444
- TAIWAN SEMICONDUCTOR MANUFAC · SPONSORED ADS · 874039100 · shares: $4,728,671,524
- KLA CORP · COM NEW · 482480100 · shares: $4,473,694,536
- JPMORGAN CHASE & CO · COM · 46625H100 · shares: $4,026,741,252
- LINDE PLC · SHS · G54950103 · shares: $3,254,734,640
Reported holdings
4,175 reported entries| Issuer | Class | CUSIP | Type | Shares / principal | Reported value (USD) |
|---|---|---|---|---|---|
| HILTON WORLDWIDE HLDGS INC | COM | 43300A203 | — | 166,688 shares | $55,083,716 |
| RTX CORPORATION | COM | 75513E101 | — | 288,909 shares | $54,814,705 |
| BROOKFIELD CORP | CL A LTD VT SH | 11271J107 | — | 1,282,648 shares | $54,721,405 |
| AGILENT TECHNOLOGIES INC | COM | 00846U101 | — | 411,491 shares | $54,658,298 |
| MEDTRONIC PLC | SHS | G5960L103 | — | 483,029 shares | $54,542,954 |
| CME GROUP INC | COM | 12572Q105 | — | 181,836 shares | $54,352,734 |
| AMERICAN EXPRESS CO | COM | 025816109 | — | 146,253 shares | $54,178,850 |
| HONEYWELL INTL INC | COM | 438516205 | — | 232,197 shares | $54,028,768 |
| EQUITY RESIDENTIAL | SH BEN INT | 29476L107 | — | 793,955 shares | $53,933,363 |
| EMERSON ELEC CO | COM | 291011104 | — | 283,625 shares | $53,820,951 |
| BIONTECH SE | SPONSORED ADS | 09075V102 | — | 575,274 shares | $53,529,246 |
| CATHAY GEN BANCORP | COM | 149150104 | — | 858,533 shares | $53,220,461 |
| EXXON MOBIL CORP | COM | 30231G102 | — | 292,305 shares | $53,214,435 |
| JABIL INC | COM | 466313103 | — | 137,591 shares | $53,038,579 |
| VISTRA CORP | COM | 92840M102 | — | 328,939 shares | $52,179,594 |
| MATADOR RES CO | COM | 576485205 | — | 1,046,591 shares | $52,099,300 |
| LINCOLN ELEC HLDGS INC | COM | 533900106 | — | 195,847 shares | $51,999,337 |
| SPOTIFY TECHNOLOGY S A | SHS | L8681T102 | — | 81,310 shares | $51,974,550 |
| ROBINHOOD MKTS INC | COM CL A | 770700102 | — | 517,229 shares | $51,867,724 |
| QUANTA SVCS INC | COM | 74762E102 | — | 71,996 shares | $51,840,000 |
| SPOTIFY TECHNOLOGY S A | SHS | L8681T102 | — | 112,878 shares | $51,825,676 |
| ADVANCED MICRO DEVICES INC | COM | 007903107 | — | 89,151 shares | $51,788,707 |
| ACCENTURE PLC IRELAND | SHS CLASS A | G1151C101 | — | 293,235 shares | $51,753,446 |
| BOEING CO | COM | 097023105 | — | 292,893 shares | $51,735,161 |
| PACCAR INC | COM | 693718108 | — | 430,257 shares | $51,682,518 |
| CRH PLC | ORD | G25508105 | — | 488,831 shares | $51,600,235 |
| HONEYWELL AEROSPACE INC | COM | 43849R105 | — | 237,196 shares | $51,589,262 |
| IONIS PHARMACEUTICALS INC | COM | 462222100 | — | 647,884 shares | $51,370,722 |
| CADENCE DESIGN SYSTEM INC | COM | 127387108 | — | 101,643 shares | $51,340,906 |
| MCKESSON CORP | COM | 58155Q103 | — | 47,862 shares | $51,297,046 |
| WATERS CORP | COM | 941848103 | — | 136,289 shares | $51,113,827 |
| GE VERNOVA INC | COM | 36828A101 | — | 49,258 shares | $51,027,104 |
| COLLEGIUM PHARMACEUTICAL INC | COM | 19459J104 | — | 1,401,401 shares | $50,730,716 |
| LINDE PLC | SHS | G54950103 | — | 80,690 shares | $50,677,447 |
| ANALOG DEVICES INC | COM | 032654105 | — | 159,786 shares | $50,563,203 |
| CAMECO CORP | COM | 13321L108 | — | 494,047 shares | $50,323,627 |
| SEAGATE TECHNOLOGY HLDNGS PL | ORD SHS | G7997R103 | — | 56,990 shares | $50,304,587 |
| OREILLY AUTOMOTIVE INC | COM | 67103H107 | — | 545,612 shares | $50,245,409 |
| TECK RESOURCES LTD | CL B | 878742204 | — | 841,851 shares | $50,140,070 |
| LINCOLN INTL INC | CL A | 533714101 | — | 2,097,339 shares | $50,063,482 |
| CHUBB LIMITED | COM | H1467J104 | — | 149,711 shares | $50,047,966 |
| SUNCOR ENERGY INC NEW | COM | 867224107 | — | 930,425 shares | $50,037,989 |
| COMCAST CORP NEW | CL A | 20030N101 | — | 2,038,148 shares | $50,036,538 |
| BECTON DICKINSON & CO | COM | 075887109 | — | 227,212 shares | $49,630,473 |
| VIKING HOLDINGS LTD | ORD SHS | G93A5A101 | — | 474,036 shares | $49,617,370 |
| PNC FINL SVCS GROUP INC | COM | 693475105 | — | 141,524 shares | $49,420,825 |
| APPLIED AEROSPACE & DEFENSE | COMMON STOCK | 03815J107 | — | 2,151,344 shares | $49,007,616 |
| UNITED CMNTY BKS BLAIRSVLE G | COM | 90984P303 | — | 1,396,606 shares | $49,006,905 |
| ILLINOIS TOOL WKS INC | COM | 452308109 | — | 180,843 shares | $48,912,606 |
| SIMON PPTY GROUP INC NEW | COM | 828806109 | — | 154,189 shares | $48,908,428 |
| UMB FINL CORP | COM | 902788108 | — | 341,869 shares | $48,805,218 |
| PEMBINA PIPELINE CORP | COM | 706327103 | — | 743,454 shares | $48,785,451 |
| BURLINGTON STORES INC | COM | 122017106 | — | 153,984 shares | $48,782,131 |
| PATRICK INDS INC | COM | 703343103 | — | 541,840 shares | $48,646,395 |
| EXXON MOBIL CORP | COM | 30231G102 | — | 360,286 shares | $48,636,099 |
| POWER INTEGRATIONS INC | COM | 739276103 | — | 580,592 shares | $48,630,386 |
| HUMANA INC | COM | 444859102 | — | 144,121 shares | $48,539,672 |
| ELEVANCE HEALTH INC FORMERLY | COM | 036752103 | — | 125,094 shares | $48,377,603 |
| TC ENERGY CORP | COM | 87807B107 | — | 512,536 shares | $48,137,381 |
| KKR & CO INC | COM | 48251W104 | — | 522,994 shares | $48,000,416 |
| PEPSICO INC | COM | 713448108 | — | 354,129 shares | $47,949,067 |
| RYMAN HOSPITALITY PPTYS INC | COM | 78377T107 | — | 372,219 shares | $47,848,752 |
| TOPBUILD COR | COM | 89055F103 | — | 134,651 shares | $47,737,819 |
| ARISTA NETWORKS INC | COM SHS | 040413205 | — | 280,171 shares | $47,595,458 |
| AXIS CAP HLDGS LTD | SHS | G0692U109 | — | 442,565 shares | $47,549,184 |
| KINROSS GOLD CORP | COM | 496902404 | — | 2,005,536 shares | $47,476,226 |
| LAM RESEARCH CORP | COM NEW | 512807306 | — | 109,430 shares | $47,419,461 |
| MERIT MED SYS INC | COM | 589889104 | — | 679,195 shares | $47,095,381 |
| ROSS STORES INC | COM | 778296103 | — | 155,680 shares | $46,997,834 |
| CONOCOPHILLIPS | COM | 20825C104 | — | 458,971 shares | $46,879,895 |
| CARLYLE GROUP INC | COM | 14316J108 | — | 1,109,638 shares | $46,726,856 |
| WAYSTAR HLDG CORP | COM | 946784105 | — | 2,274,739 shares | $46,700,392 |
| FIRST INTST BANCSYSTEM INC | COM | 32055Y201 | — | 1,209,484 shares | $46,637,703 |
| ARISTA NETWORKS INC | COM SHS | 040413205 | — | 188,869 shares | $46,513,271 |
| TE CONNECTIVITY PLC | ORD SHS | G87052109 | — | 162,524 shares | $46,472,757 |
| DUKE ENERGY CORP NEW | COM NEW | 26441C204 | — | 258,611 shares | $46,429,789 |
| EMCOR GROUP INC | COM | 29084Q100 | — | 55,862 shares | $46,358,757 |
| AMPHENOL CORP | CL A | 032095101 | — | 262,736 shares | $46,325,612 |
| CYTOKINETICS INC | COM NEW | 23282W605 | — | 543,516 shares | $46,302,128 |
| FERGUSON ENTERPRISES INC | COMMON STOCK NEW | 31488V107 | — | 195,062 shares | $46,294,064 |
| MEDTRONIC PLC | SHS | G5960L103 | — | 591,754 shares | $46,292,915 |
| METTLER TOLEDO INTERNATIONAL | COM | 592688105 | — | 25,536 shares | $46,267,988 |
| JOHNSON & JOHNSON | COM | 478160104 | — | 209,759 shares | $46,229,119 |
| FIRST HAWAIIAN INC | COM | 32051X108 | — | 1,575,061 shares | $46,149,287 |
| KIMCO REALTY CORP | COM | 49446R109 | — | 1,820,023 shares | $46,137,583 |
| DATADOG INC | CL A COM | 23804L103 | — | 177,177 shares | $46,129,804 |
| TAKE-TWO INTERACTIVE SOFTWAR | COM | 874054109 | — | 184,258 shares | $46,060,906 |
| EXELON CORP | COM | 30161N101 | — | 987,652 shares | $46,044,336 |
| SITEONE LANDSCAPE SUPPLY INC | COM | 82982L103 | — | 402,335 shares | $46,031,147 |
| COMFORT SYS USA INC | COM | 199908104 | — | 23,201 shares | $45,983,222 |
| POOL CORP | COM | 73278L105 | — | 150,743 shares | $45,944,842 |
| REGENCY CTRS CORP | COM | 758849103 | — | 575,392 shares | $45,881,758 |
| COMCAST CORP NEW | CL A | 20030N101 | — | 1,967,299 shares | $45,758,062 |
| M/I HOMES INC | COM | 55305B101 | — | 284,506 shares | $45,745,720 |
| NOVARTIS AG | SPONSORED ADR | 66987V109 | — | 291,735 shares | $45,720,667 |
| TAIWAN SEMICONDUCTOR MANUFAC | SPONSORED ADS | 874039100 | — | 65,055 shares | $45,702,526 |
| KIMBERLY-CLARK CORP | COM | 494368103 | — | 415,679 shares | $45,629,084 |
| BLOOM ENERGY CORP | COM CL A | 093712107 | — | 150,156 shares | $45,452,221 |
| XCEL ENERGY INC | COM | 98389B100 | — | 429,726 shares | $45,445,454 |
| ANALOG DEVICES INC | COM | 032654105 | — | 114,388 shares | $45,431,482 |