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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) |
|---|---|---|---|---|---|
| FLUTTER ENTMT PLC | SHS | G3643J108 | — | 875,229 shares | $89,371,674 |
| WASTE MGMT INC DEL | COM | 94106L109 | — | 400,568 shares | $89,278,596 |
| AMERICAN EXPRESS CO | COM | 025816109 | — | 263,940 shares | $89,277,705 |
| DUKE ENERGY CORP NEW | COM NEW | 26441C204 | — | 703,267 shares | $89,019,537 |
| NEWELL BRANDS INC | COM | 651229106 | — | 14,481,024 shares | $88,913,487 |
| PFIZER INC | COM | 717081103 | — | 2,657,949 shares | $88,487,709 |
| NISOURCE INC | COM | 65473P105 | — | 1,854,970 shares | $88,203,824 |
| LEGENCE CORP | CL A | 52476L109 | — | 1,031,107 shares | $87,881,250 |
| MANULIFE FINL CORP | COM | 56501R106 | — | 1,524,945 shares | $87,714,836 |
| META PLATFORMS INC | CL A | 30303M102 | — | 155,218 shares | $87,432,747 |
| UNION PAC CORP | COM | 907818108 | — | 321,138 shares | $87,349,536 |
| FEDERAL RLTY INVT TR NEW | SH BEN INT NEW | 313745101 | — | 707,303 shares | $87,309,482 |
| NVIDIA CORPORATION | COM | 67066G104 | — | 436,087 shares | $87,256,648 |
| KENVUE INC | COM | 49177J102 | — | 4,771,029 shares | $87,174,510 |
| BROADCOM INC | COM | 11135F101 | — | 158,320 shares | $86,946,360 |
| LEAR CORP | COM NEW | 521865204 | — | 648,447 shares | $86,930,805 |
| CANADIAN NATL RY CO | COM | 136375102 | — | 509,249 shares | $86,190,393 |
| FREEPORT MCMORAN INC | CL B | 35671D857 | — | 1,367,412 shares | $85,996,541 |
| TKO GROUP HOLDINGS INC | CL A | 87256C101 | — | 427,002 shares | $85,959,773 |
| BROOKFIELD ASSET MANAGMT LTD | CL A LMT VTG SHS | 113004105 | — | 1,913,244 shares | $85,824,320 |
| DANAHER CORP DEL | COM | 235851102 | — | 316,047 shares | $85,380,882 |
| GENERAL DYNAMICS CORP | COM | 369550108 | — | 240,581 shares | $85,223,413 |
| JPMORGAN CHASE & CO | COM | 46625H100 | — | 306,356 shares | $85,188,427 |
| HOWMET AEROSPACE INC | COM | 443201108 | — | 230,353 shares | $85,092,809 |
| CAMECO CORP | COM | 13321L108 | — | 588,095 shares | $85,008,894 |
| MASTERCARD INCORPORATED | CL A | 57636Q104 | — | 164,549 shares | $84,512,288 |
| NATERA INC | COM | 632307104 | — | 311,240 shares | $84,486,098 |
| JPMORGAN CHASE & CO | COM | 46625H100 | — | 259,495 shares | $84,413,053 |
| CONOCOPHILLIPS | COM | 20825C104 | — | 811,838 shares | $84,398,678 |
| MARRIOTT INTL INC NEW | CL A | 571903202 | — | 226,788 shares | $84,045,365 |
| WILLIS TOWERS WATSON PLC LTD | SHS | G96629103 | — | 226,642 shares | $84,013,470 |
| ANALOG DEVICES INC | COM | 032654105 | — | 156,052 shares | $83,759,143 |
| PROLOGIS INC. | COM | 74340W103 | — | 616,644 shares | $83,536,763 |
| CORNING INC | COM | 219350105 | — | 326,806 shares | $83,476,057 |
| ARAMARK | COM | 03852U106 | — | 1,461,244 shares | $83,144,786 |
| MICRON TECHNOLOGY INC | COM | 595112103 | — | 71,795 shares | $82,872,251 |
| AON PLC | SHS CL A | G0403H108 | — | 248,774 shares | $82,515,848 |
| CATERPILLAR INC | COM | 149123101 | — | 54,523 shares | $82,346,354 |
| BXP INC | COM | 101121101 | — | 1,241,584 shares | $82,329,435 |
| SPORTRADAR GROUP AG | CLASS A ORD SHS | H8088L103 | — | 5,463,845 shares | $81,793,760 |
| THERMO FISHER SCIENTIFIC INC | COM | 883556102 | — | 170,581 shares | $81,083,415 |
| PNC FINL SVCS GROUP INC | COM | 693475105 | — | 329,245 shares | $81,066,704 |
| WILLIS TOWERS WATSON PLC LTD | SHS | G96629103 | — | 320,366 shares | $80,705,110 |
| UBS GROUP AG | SHS | H42097107 | — | 1,655,380 shares | $80,585,910 |
| AMAZON COM INC | COM | 023135106 | — | 337,829 shares | $80,518,164 |
| TPG INC | COM CL A | 872657101 | — | 1,979,252 shares | $80,258,669 |
| BROWN FORMAN CORP | CL B | 115637209 | — | 2,995,064 shares | $79,818,456 |
| SEMTECH CORP | COM | 816850101 | — | 492,048 shares | $79,637,969 |
| TIMKEN CO | COM | 887389104 | — | 546,910 shares | $79,476,961 |
| AMPHENOL CORP | CL A | 032095101 | — | 476,283 shares | $79,431,259 |
| ACADIA RLTY TR | COM SH BEN INT | 004239109 | — | 3,796,313 shares | $79,380,905 |
| CENOVUS ENERGY INC | COM | 15135U109 | — | 3,202,948 shares | $79,089,102 |
| ASCENDIS PHARMA A/S | ORD SHS | K08588103 | — | 293,832 shares | $78,370,871 |
| WATERS CORP | COM | 941848103 | — | 215,236 shares | $78,361,365 |
| PDD HOLDINGS INC | SPONSORED ADS | 722304102 | — | 1,021,277 shares | $77,903,010 |
| NNN REIT INC | COM | 637417106 | — | 1,665,394 shares | $77,490,783 |
| COLGATE PALMOLIVE CO | COM | 194162103 | — | 845,207 shares | $77,488,623 |
| GFL ENVIRONMENTAL INC | SUB VTG SHS | 36168Q104 | — | 1,483,504 shares | $77,371,015 |
| THE CIGNA GROUP | COM | 125523100 | — | 284,500 shares | $77,231,334 |
| PHILIP MORRIS INTL INC | COM | 718172109 | — | 426,729 shares | $77,199,543 |
| TEXAS INSTRS INC | COM | 882508104 | — | 258,407 shares | $77,023,374 |
| CONOCOPHILLIPS | COM | 20825C104 | — | 830,978 shares | $76,595,998 |
| PEGASYSTEMS INC | COM | 705573103 | — | 2,555,645 shares | $76,592,681 |
| ALNYLAM PHARMACEUTICALS INC | COM | 02043Q107 | — | 253,837 shares | $76,412,552 |
| VISA INC | COM CL A | 92826C839 | — | 222,441 shares | $76,317,283 |
| ALLEGRO MICROSYSTEMS INC | COM | 01749D105 | — | 1,095,791 shares | $76,288,969 |
| ASTERA LABS INC | COM | 04626A103 | — | 157,870 shares | $76,254,367 |
| GE VERNOVA INC | COM | 36828A101 | — | 64,636 shares | $75,938,566 |
| ABBOTT LABORATORIES | COM | 002824100 | — | 833,547 shares | $75,636,055 |
| PACCAR INC | COM | 693718108 | — | 628,730 shares | $75,523,048 |
| AXON ENTERPRISE INC | COM | 05464C101 | — | 134,695 shares | $75,511,364 |
| LOWES COS INC | COM | 548661107 | — | 341,595 shares | $75,318,282 |
| MARSH & MCLENNAN COS INC | COM | 571748102 | — | 451,581 shares | $75,265,005 |
| BOSTON SCIENTIFIC CORP | COM | 101137107 | — | 1,851,056 shares | $74,969,256 |
| WATERS CORP | COM | 941848103 | — | 171,072 shares | $74,957,707 |
| CROWDSTRIKE HLDGS INC | CL A | 22788C105 | — | 97,892 shares | $74,705,301 |
| AGILENT TECHNOLOGIES INC | COM | 00846U101 | — | 561,822 shares | $74,626,816 |
| GILEAD SCIENCES INC | COM | 375558103 | — | 425,805 shares | $74,560,299 |
| CMS ENERGY CORP | COM | 125896100 | — | 687,035 shares | $74,542,435 |
| CHUBB LIMITED | COM | H1467J104 | — | 232,823 shares | $74,511,535 |
| EXXON MOBIL CORP | COM | 30231G102 | — | 634,303 shares | $74,428,215 |
| XPO INC | COM | 983793100 | — | 361,517 shares | $74,215,825 |
| HYATT HOTELS CORP | COM CL A | 448579102 | — | 382,013 shares | $74,049,400 |
| CHEVRON CORPORATION | COM | 166764100 | — | 446,397 shares | $73,994,767 |
| CONOCOPHILLIPS | COM | 20825C104 | — | 521,332 shares | $73,989,714 |
| INTEGER HLDGS CORP | COM | 45826H109 | — | 788,214 shares | $73,658,598 |
| VERISK ANALYTICS INC | COM | 92345Y106 | — | 294,040 shares | $73,403,429 |
| COSTAR GROUP INC | COM | 22160N109 | — | 2,588,207 shares | $73,298,022 |
| LIBERTY MEDIA CORP DEL | COM LBTY ONE S C | 531229755 | — | 768,340 shares | $73,099,868 |
| DOMINION ENERGY INC | COM | 25746U109 | — | 1,068,753 shares | $72,985,142 |
| COLGATE PALMOLIVE CO | COM | 194162103 | — | 577,257 shares | $72,984,021 |
| OMNICOM GROUP INC | COM | 681919106 | — | 1,052,010 shares | $72,688,554 |
| EQUINIX INC | COM | 29444U700 | — | 49,029 shares | $72,484,276 |
| TRIMBLE INC | COM | 896239100 | — | 1,408,373 shares | $72,080,530 |
| TRAVELERS COMPANIES INC | COM | 89417E109 | — | 217,124 shares | $71,676,975 |
| DIGI INTL INC | COM | 253798102 | — | 954,057 shares | $71,506,572 |
| COUPANG INC | CL A | 22266T109 | — | 4,115,360 shares | $71,483,803 |
| MEDLINE INC | COM CL A | 58507V107 | — | 1,807,489 shares | $71,287,366 |
| WASTE CONNECTIONS INC | COM | 94106B101 | — | 300,689 shares | $71,080,302 |
| ARISTA NETWORKS INC | COM SHS | 040413205 | — | 417,311 shares | $70,892,793 |