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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) |
|---|---|---|---|---|---|
| NRG ENERGY INC | COM NEW | 629377508 | — | 5,318 shares | $776,747 |
| SCHOLAR ROCK HLDG CORP | COM | 80706P103 | — | 16,130 shares | $775,956 |
| REGAL REXNORD CORPORATION | COM | 758750103 | — | 2,294 shares | $774,943 |
| BANC OF CALIFORNIA INC | COM | 05990K106 | — | 37,888 shares | $774,052 |
| MERCK & CO INC | COM | 58933Y105 | — | 6,009 shares | $772,157 |
| ENBRIDGE INC | COM | 29250N105 | — | 14,239 shares | $771,895 |
| QUANTA SVCS INC | COM | 74762E102 | — | 754 shares | $769,982 |
| JFROG LTD | ORD SHS | M6191J100 | — | 8,449 shares | $767,845 |
| COVISTA INC | COM | 00737L103 | — | 6,139 shares | $765,288 |
| VISTRA CORP | COM | 92840M102 | — | 3,401 shares | $765,147 |
| PG&E CORP | NOTE 4.250%12/0 | 69331CAL2 | — | 746,000 principal | $762,412 |
| WATTS WATER TECHNOLOGIES INC | CL A | 942749102 | — | 1,945 shares | $761,370 |
| HYATT HOTELS CORP | COM CL A | 448579102 | — | 2,764 shares | $759,861 |
| WATTS WATER TECHNOLOGIES INC | CL A | 942749102 | — | 1,940 shares | $759,413 |
| ISHARES TR | ESG AW MSCI EAFE | 46435G516 | — | 4,195 shares | $758,175 |
| VIR BIOTECHNOLOGY INC | COM | 92764N102 | — | 74,105 shares | $755,130 |
| WOLVERINE WORLD WIDE INC | COM | 978097103 | — | 45,673 shares | $754,975 |
| TC ENERGY CORP | COM | 87807B107 | — | 11,353 shares | $751,824 |
| DISNEY WALT CO | COM | 254687106 | — | 7,810 shares | $751,713 |
| ANTERO RESOURCES CORP | COM | 03674X106 | — | 24,427 shares | $750,778 |
| NABORS INDUSTRIES LTD | SHS | G6359F137 | — | 8,933 shares | $750,461 |
| TORONTO DOMINION BK ONT | COM NEW | 891160509 | — | 6,123 shares | $744,212 |
| BARRICK MNG CORP | COM SHS | 06849F108 | — | 19,979 shares | $734,641 |
| GODADDY INC | CL A | 380237107 | — | 8,624 shares | $732,005 |
| WESTERN DIGITAL CORP | COM | 958102105 | — | 1,142 shares | $729,418 |
| ING GROEP N.V. | SPONSORED ADR | 456837103 | — | 16,359 shares | $728,052 |
| PEGASYSTEMS INC | COM | 705573103 | — | 15,008 shares | $726,603 |
| NEXTPOWER INC | CLASS A COM | 65290E101 | — | 6,095 shares | $726,158 |
| GFL ENVIRONMENTAL INC | SUB VTG SHS | 36168Q104 | — | 13,653 shares | $725,020 |
| GENERAL MILLS INC | COM | 370334104 | — | 20,828 shares | $724,814 |
| SCHWAB STRATEGIC TR | INTL EQTY ETF | 808524805 | — | 26,159 shares | $724,341 |
| SILICON MOTION TECHNOLOGY CO | SPONSORED ADR | 82706C108 | — | 2,172 shares | $723,993 |
| ABBOTT LABORATORIES | COM | 002824100 | — | 6,152 shares | $722,046 |
| ICICI BANK LIMITED | ADR | 45104G104 | — | 24,755 shares | $718,638 |
| TENCENT MUSIC ENTMT GROUP | SPON ADS | 88034P109 | — | 60,398 shares | $715,509 |
| XPO INC | COM | 983793100 | — | 2,405 shares | $712,648 |
| ROYAL CARIBBEAN GROUP | COM | V7780T103 | — | 2,241 shares | $711,585 |
| SS&C TECH HLDGS | COM | 78467J100 | — | 11,466 shares | $711,465 |
| TORONTO DOMINION BK ONT | COM NEW | 891160509 | — | 5,823 shares | $707,760 |
| XP INC | CL A | G98239109 | — | 43,495 shares | $707,229 |
| EMCOR GROUP INC | COM | 29084Q100 | — | 600 shares | $706,186 |
| ARVINAS INC | COM | 04335A105 | — | 84,926 shares | $705,735 |
| JFROG LTD | ORD SHS | M6191J100 | — | 8,870 shares | $705,069 |
| NXP SEMICONDUCTORS N V | COM | N6596X109 | — | 1,736 shares | $704,198 |
| NATIONAL FUEL GAS CO | COM | 636180101 | — | 9,056 shares | $699,214 |
| COMPANIA DE MINAS BUENAVENTU | SPONSORED ADR | 204448104 | — | 25,812 shares | $698,524 |
| CGI INC | CL A SUB VTG | 12532H104 | — | 10,712 shares | $691,674 |
| SOLVENTUM CORP | COM SHS | 83444M101 | — | 8,954 shares | $690,801 |
| WOODWARD INC | COM | 980745103 | — | 1,623 shares | $690,489 |
| AMERICAN TOWER CORP | COM | 03027X100 | — | 4,172 shares | $682,414 |
| PARKER-HANNIFIN CORP | COM | 701094104 | — | 695 shares | $679,793 |
| TRAVERE THERAPEUTICS INC | COM | 89422G107 | — | 11,950 shares | $678,880 |
| THOMSON REUTERS CORP | COM | 884903881 | — | 8,300 shares | $677,928 |
| BURLINGTON STORES INC | COM | 122017106 | — | 1,475 shares | $674,480 |
| LEAR CORP | COM NEW | 521865204 | — | 3,478 shares | $673,009 |
| WOODWARD INC | COM | 980745103 | — | 1,803 shares | $670,925 |
| RB GLOBAL INC | COM | 74935Q107 | — | 3,972 shares | $667,638 |
| PACIRA BIOSCIENCES INC | COM | 695127100 | — | 26,315 shares | $667,612 |
| KINROSS GOLD CORP | COM | 496902404 | — | 27,890 shares | $658,777 |
| CBRE GROUP INC | CL A | 12504L109 | — | 5,027 shares | $655,731 |
| MACOM TECH SOLUTIONS HLDGS I | COM | 55405Y100 | — | 1,214 shares | $654,904 |
| ACCENTURE PLC IRELAND | SHS CLASS A | G1151C101 | — | 4,060 shares | $653,485 |
| TUTOR PERINI CORP | COM | 901109108 | — | 7,820 shares | $648,825 |
| MERCADOLIBRE INC | COM | 58733R102 | — | 381 shares | $646,706 |
| BANK OF NY MELLON CORP | COM | 064058100 | — | 4,471 shares | $646,551 |
| RPM INTL INC | COM | 749685103 | — | 5,808 shares | $645,559 |
| PORTLAND GEN ELEC CO | COM NEW | 736508847 | — | 12,447 shares | $645,128 |
| NUTEX HEALTH INC | COM | 67079U306 | — | 3,765 shares | $643,401 |
| ZOETIS INC | CL A | 98978V103 | — | 8,901 shares | $639,626 |
| CADENCE DESIGN SYSTEM INC | COM | 127387108 | — | 1,702 shares | $638,795 |
| NORDSON CORP | COM | 655663102 | — | 1,491 shares | $637,957 |
| BUTTERFLY NETWORK INC | COM CL A | 124155102 | — | 75,565 shares | $636,257 |
| CIENA CORP | COM NEW | 171779309 | — | 912 shares | $634,512 |
| VISTEON CORP | COM NEW | 92839U206 | — | 6,382 shares | $633,158 |
| MYRIAD GENETICS INC | COM | 62855J104 | — | 110,366 shares | $630,190 |
| MONDELEZ INTL INC | CL A | 609207105 | — | 10,857 shares | $627,969 |
| TTM TECHNOLOGIES INC | COM | 87305R109 | — | 3,765 shares | $625,510 |
| ALBERTSONS COMPANIES INC | COMMON STOCK | 013091103 | — | 46,190 shares | $624,951 |
| AMBEV SA | SPONSORED ADR | 02319V103 | — | 227,486 shares | $624,776 |
| EMBECTA CORP | COMMON STOCK | 29082K105 | — | 191,419 shares | $624,026 |
| RYERSON HLDG CORP | COM | 783754104 | — | 25,349 shares | $623,839 |
| H WORLD GROUP LTD | SPONSORED ADS | 44332N106 | — | 14,936 shares | $623,130 |
| SYNCHRONY FINANCIAL | COM | 87165B103 | — | 8,190 shares | $622,850 |
| CONCENTRIX CORP | COM | 20602D101 | — | 27,668 shares | $619,902 |
| ERASCA INC | COM | 29479A108 | — | 33,829 shares | $619,747 |
| CONSTELLIUM SE | CL A SHS | F21107101 | — | 19,279 shares | $614,422 |
| ASTERA LABS INC | COM | 04626A103 | — | 1,269 shares | $612,952 |
| CHORD ENERGY CORPORATION | COM NEW | 674215207 | — | 5,350 shares | $611,505 |
| BIOGEN INC | COM | 09062X103 | — | 2,830 shares | $611,450 |
| GENESCO INC | COM | 371532102 | — | 17,996 shares | $607,725 |
| ZYMEWORKS INC | COM | 98985Y108 | — | 23,211 shares | $606,736 |
| ALNYLAM PHARMACEUTICALS INC | COM | 02043Q107 | — | 2,012 shares | $605,672 |
| CARVANA CO | CL A | 146869102 | — | 9,163 shares | $603,109 |
| SPIRE INC | COM | 84857L101 | — | 7,705 shares | $601,683 |
| ENTERGY CORP NEW | COM | 29364G103 | — | 5,232 shares | $600,948 |
| Q2 HLDGS INC | COM | 74736L109 | — | 12,470 shares | $599,807 |
| LIBERTY MEDIA CORP DEL | COM LBTY ONE S C | 531229755 | — | 6,272 shares | $596,718 |
| SAREPTA THERAPEUTICS INC | COM | 803607100 | — | 33,177 shares | $596,191 |
| INCYTE CORP | COM | 45337C102 | — | 5,251 shares | $595,253 |
| WALMART INC | COM | 931142103 | — | 5,224 shares | $591,670 |