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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) |
|---|---|---|---|---|---|
| ALPHABET INC | CAP STK CL A | 02079K305 | — | 872,364 shares | $311,756,747 |
| GFL ENVIRONMENTAL INC | SUB VTG SHS | 36168Q104 | — | 8,428,438 shares | $310,082,037 |
| ALPHABET INC | CAP STK CL C | 02079K107 | — | 876,260 shares | $309,608,946 |
| DATADOG INC | CL A COM | 23804L103 | — | 1,164,331 shares | $303,145,219 |
| INGERSOLL RAND INC | COM | 45687V106 | — | 3,683,692 shares | $302,025,907 |
| CAMECO CORP | COM | 13321L108 | — | 2,959,060 shares | $301,409,853 |
| APTIV PLC | COM SHS | G3265R107 | — | 4,863,135 shares | $298,499,226 |
| FRANCO NEV CORP | COM | 351858105 | — | 1,428,418 shares | $297,959,691 |
| CLOUDFLARE INC | CL A COM | 18915M107 | — | 1,195,945 shares | $293,341,390 |
| AGCO CORP | COM | 001084102 | — | 2,426,817 shares | $290,489,995 |
| VENTAS INC | COM | 92276F100 | — | 3,257,185 shares | $289,238,028 |
| JOHNSON & JOHNSON | COM | 478160104 | — | 1,138,077 shares | $289,037,417 |
| WABTEC | COM | 929740108 | — | 1,064,423 shares | $286,968,441 |
| VERISK ANALYTICS INC | COM | 92345Y106 | — | 1,595,486 shares | $286,437,602 |
| WILLIAMS COS INC | COM | 969457100 | — | 3,809,143 shares | $283,171,691 |
| HARTFORD INSURANCE GROUP INC | COM | 416515104 | — | 2,128,930 shares | $282,125,804 |
| EQUINIX INC | COM | 29444U700 | — | 264,317 shares | $275,521,398 |
| PINNACLE WEST CAP CORP | COM | 723484101 | — | 2,570,849 shares | $275,080,843 |
| REVOLUTION MEDICINES INC | COM | 76155X100 | — | 1,463,763 shares | $274,133,535 |
| LEAR CORP | COM NEW | 521865204 | — | 232,216 shares | $272,075,396 |
| BRUNSWICK CORP | COM | 117043109 | — | 3,194,949 shares | $269,142,504 |
| MICROSOFT CORP | COM | 594918104 | — | 752,282 shares | $269,120,376 |
| AGNICO EAGLE MINES LTD | COM | 008474108 | — | 1,728,369 shares | $268,462,307 |
| FLEX LTD | ORD | Y2573F102 | — | 1,633,768 shares | $264,784,780 |
| AMETEK INC | COM | 031100100 | — | 1,092,093 shares | $264,220,980 |
| TERADYNE INC | COM | 880770102 | — | 544,594 shares | $263,496,361 |
| MICROSOFT CORP | COM | 594918104 | — | 654,680 shares | $263,458,349 |
| UBS GROUP AG | SHS | H42097107 | — | 3,737,313 shares | $262,819,311 |
| QUANTA SVCS INC | COM | 74762E102 | — | 364,883 shares | $262,730,355 |
| EDISON INTL | COM | 281020107 | — | 3,512,371 shares | $261,496,021 |
| EXXON MOBIL CORP | COM | 30231G102 | — | 1,911,901 shares | $261,395,048 |
| AON PLC | SHS CL A | G0403H108 | — | 781,953 shares | $259,365,856 |
| SHOPIFY INC | CL A SUB VTG SHS | 82509L107 | — | 1,592,359 shares | $258,336,104 |
| RB GLOBAL INC | COM | 74935Q107 | — | 2,175,856 shares | $253,230,978 |
| ALLEGION PLC | ORD SHS | G0176J109 | — | 1,801,516 shares | $253,094,983 |
| JABIL INC | COM | 466313103 | — | 651,115 shares | $250,991,810 |
| CARLYLE GROUP INC | COM | 14316J108 | — | 5,950,326 shares | $250,568,228 |
| KLA CORP | COM NEW | 482480100 | — | 828,551 shares | $249,982,122 |
| US FOODS HLDG CORP | COM | 912008109 | — | 2,443,122 shares | $249,809,225 |
| L3HARRIS TECHNOLOGIES INC | COM | 502431109 | — | 849,619 shares | $246,890,785 |
| CIENA CORP | COM NEW | 171779309 | — | 500,506 shares | $245,528,223 |
| ICON PUB LTD CO | SHS | G4705A100 | — | 1,409,196 shares | $244,791,437 |
| AGNICO EAGLE MINES LTD | COM | 008474108 | — | 1,106,541 shares | $243,837,375 |
| PERMIAN RESOURCES CORP | CLASS A COM | 71424F105 | — | 13,235,600 shares | $243,667,396 |
| BURLINGTON STORES INC | COM | 122017106 | — | 769,140 shares | $243,663,552 |
| TARGA RES CORP | COM | 87612G101 | — | 900,536 shares | $241,469,723 |
| RAYMOND JAMES FINL INC | COM | 754730109 | — | 1,586,230 shares | $241,154,547 |
| CONSTELLATION ENERGY CORP | COM | 21037T109 | — | 967,638 shares | $240,332,250 |
| CHUBB LIMITED | COM | H1467J104 | — | 704,341 shares | $239,997,205 |
| WP CAREY INC | COM | 92936U109 | — | 3,345,416 shares | $239,197,244 |
| CENOVUS ENERGY INC | COM | 15135U109 | — | 1,405,322 shares | $239,074,617 |
| CME GROUP INC | COM | 12572Q105 | — | 1,080,718 shares | $238,654,956 |
| ROBINHOOD MKTS INC | COM CL A | 770700102 | — | 2,374,503 shares | $238,115,161 |
| ATMOS ENERGY CORP | COM | 049560105 | — | 1,381,302 shares | $237,956,896 |
| CONOCOPHILLIPS | COM | 20825C104 | — | 2,285,002 shares | $237,548,790 |
| AUTODESK INC | COM | 052769106 | — | 1,217,298 shares | $236,667,077 |
| MASTERCARD INCORPORATED | CL A | 57636Q104 | — | 327,602 shares | $234,437,055 |
| UBS GROUP AG | SHS | H42097107 | — | 4,726,743 shares | $234,348,174 |
| ILLUMINA INC | COM | 452327109 | — | 1,330,356 shares | $233,916,495 |
| TECK RESOURCES LTD | CL B | 878742204 | — | 3,923,776 shares | $233,696,610 |
| NXP SEMICONDUCTORS N V | COM | N6596X109 | — | 827,336 shares | $232,506,130 |
| M & T BK CORP | COM | 55261F104 | — | 970,902 shares | $231,084,385 |
| PENTAIR PLC | SHS | G7S00T104 | — | 3,001,977 shares | $230,131,557 |
| OTIS WORLDWIDE CORP | COM | 68902V107 | — | 3,213,093 shares | $230,057,459 |
| LINDE PLC | SHS | G54950103 | — | 437,661 shares | $227,119,799 |
| COLGATE PALMOLIVE CO | COM | 194162103 | — | 2,443,967 shares | $224,062,895 |
| FLUTTER ENTMT PLC | SHS | G3643J108 | — | 2,167,475 shares | $221,450,921 |
| ENBRIDGE INC | COM | 29250N105 | — | 2,874,338 shares | $221,065,336 |
| JFROG LTD | ORD SHS | M6191J100 | — | 2,409,902 shares | $219,011,894 |
| EMCOR GROUP INC | COM | 29084Q100 | — | 263,365 shares | $218,561,346 |
| CHURCH & DWIGHT CO INC | COM | 171340102 | — | 2,254,154 shares | $218,382,440 |
| FRANCO NEV CORP | COM | 351858105 | — | 734,470 shares | $217,351,707 |
| EXTRA SPACE STORAGE INC | COM | 30225T102 | — | 1,464,763 shares | $212,830,064 |
| ASSURANT INC | COM | 04621X108 | — | 791,245 shares | $212,473,020 |
| JPMORGAN CHASE & CO | COM | 46625H100 | — | 647,114 shares | $211,819,826 |
| PULTE GROUP INC | COM | 745867101 | — | 1,542,950 shares | $211,708,170 |
| AMPHENOL CORP | CL A | 032095101 | — | 862,029 shares | $211,077,811 |
| ACCENTURE PLC IRELAND | SHS CLASS A | G1151C101 | — | 1,693,700 shares | $210,764,028 |
| BECTON DICKINSON & CO | COM | 075887109 | — | 1,386,013 shares | $206,873,510 |
| GUIDEWIRE SOFTWARE INC | COM | 40171V100 | — | 1,679,520 shares | $206,664,936 |
| DELTA AIR LINES INC | COM NEW | 247361702 | — | 2,205,461 shares | $206,563,477 |
| MCKESSON CORP | COM | 58155Q103 | — | 272,922 shares | $206,219,490 |
| MEDTRONIC PLC | SHS | G5960L103 | — | 2,681,466 shares | $205,341,567 |
| DIAMONDBACK ENERGY INC | COM | 25278X109 | — | 1,166,502 shares | $205,047,722 |
| RYANAIR HOLDINGS PLC | SPONSORED ADR | 783513203 | — | 3,167,219 shares | $204,969,920 |
| ARES MANAGEMENT CORPORATION | CL A COM STK | 03990B101 | — | 1,836,337 shares | $204,402,671 |
| VISA INC | COM CL A | 92826C839 | — | 428,469 shares | $203,610,198 |
| BJS WHSL CLUB HLDGS INC | COM | 05550J101 | — | 2,319,440 shares | $202,301,557 |
| NVIDIA CORPORATION | COM | 67066G104 | — | 875,373 shares | $201,867,698 |
| INTERNATIONAL FLAVORS&FRAGRA | COM | 459506101 | — | 2,544,723 shares | $201,592,956 |
| CANADIAN PACIFIC KANSAS CITY | COM | 13646K108 | — | 1,634,437 shares | $200,952,263 |
| CENTERPOINT ENERGY INC | COM | 15189T107 | — | 4,534,365 shares | $199,693,435 |
| BWX TECHNOLOGIES INC | COM | 05605H100 | — | 1,025,137 shares | $199,542,917 |
| VICI PPTYS INC | COM | 925652109 | — | 7,511,132 shares | $199,420,555 |
| MASCO CORP | COM | 574599106 | — | 2,435,172 shares | $198,149,946 |
| JONES LANG LASALLE INC | COM | 48020Q107 | — | 631,360 shares | $195,690,032 |
| EXPAND ENERGY CORPORATION | COM | 165167735 | — | 2,142,134 shares | $195,341,199 |
| RYANAIR HOLDINGS PLC | SPONSORED ADR | 783513203 | — | 3,006,162 shares | $194,648,990 |
| ANALOG DEVICES INC | COM | 032654105 | — | 489,471 shares | $194,403,147 |
| FLOWSERVE CORP | COM | 34354P105 | — | 2,619,202 shares | $194,240,020 |