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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) |
|---|---|---|---|---|---|
| UNION PAC CORP | COM | 907818108 | — | 264,220 shares | $70,610,963 |
| PINTEREST INC | CL A | 72352L106 | — | 3,357,241 shares | $70,602,778 |
| CHENIERE ENERGY INC | COM NEW | 16411R208 | — | 294,090 shares | $70,290,451 |
| WATERS CORP | COM | 941848103 | — | 186,509 shares | $69,948,335 |
| VISA INC | COM CL A | 92826C839 | — | 119,322 shares | $69,924,741 |
| EVERSOURCE ENERGY | COM | 30040W108 | — | 967,543 shares | $69,924,333 |
| SPACE EXPLORATION TECHN CORP | CLASS A COM STK | 84615Q103 | — | 409,189 shares | $69,914,033 |
| KBR INC | COM | 48242W106 | — | 2,017,803 shares | $69,674,738 |
| PG&E CORP | COM | 69331C108 | — | 4,581,147 shares | $69,451,945 |
| PHILIP MORRIS INTL INC | COM | 718172109 | — | 268,624 shares | $68,923,185 |
| SSR MINING IN | COM | 784730103 | — | 2,432,626 shares | $68,794,662 |
| CHURCH & DWIGHT CO INC | COM | 171340102 | — | 499,370 shares | $68,615,139 |
| TEXAS CAP BANCSHARES INC | COM | 88224Q107 | — | 664,074 shares | $68,572,281 |
| SOUTHERN CO | COM | 842587107 | — | 715,247 shares | $68,456,290 |
| SCHWAB CHARLES CORP | COM | 808513105 | — | 512,334 shares | $68,234,784 |
| CONSTELLATION BRANDS INC | CL A | 21036P108 | — | 490,330 shares | $68,200,000 |
| ARAMARK | COM | 03852U106 | — | 1,193,114 shares | $67,888,187 |
| SKYWORKS SOLUTIONS INC | COM | 83088M102 | — | 997,593 shares | $67,636,805 |
| APPLIED MATLS INC | COM | 038222105 | — | 93,298 shares | $67,454,454 |
| TJX COS INC NEW | COM | 872540109 | — | 326,570 shares | $67,244,217 |
| JOHNSON & JOHNSON | COM | 478160104 | — | 263,983 shares | $67,043,763 |
| JAMES HARDIE INDS PLC | ORD SHS | G4253H101 | — | 2,587,849 shares | $67,037,858 |
| ABBVIE INC | COM | 00287Y109 | — | 265,481 shares | $66,805,639 |
| XCEL ENERGY INC | COM | 98389B100 | — | 828,248 shares | $66,508,314 |
| META PLATFORMS INC | CL A | 30303M102 | — | 125,094 shares | $66,403,516 |
| ENVISTA HOLDINGS CORPORATION | COM | 29415F104 | — | 2,517,792 shares | $66,343,819 |
| KKR & CO INC | COM | 48251W104 | — | 722,600 shares | $66,320,228 |
| RTX CORPORATION | COM | 75513E101 | — | 260,435 shares | $66,161,627 |
| CGI INC | CL A SUB VTG | 12532H104 | — | 721,851 shares | $66,160,254 |
| VULCAN MATLS CO | COM | 929160109 | — | 224,054 shares | $66,098,171 |
| TEXAS INSTRS INC | COM | 882508104 | — | 221,552 shares | $66,038,005 |
| AMPHENOL CORP | CL A | 032095101 | — | 371,863 shares | $65,566,884 |
| BRIGHTSTAR LOTTERY PLC | SHS USD | G4863A108 | — | 6,112,833 shares | $65,529,570 |
| WEC ENERGY GROUP INC | COM | 92939U106 | — | 560,131 shares | $65,406,497 |
| WELLS FARGO & CO | COM | 949746101 | — | 789,140 shares | $65,214,530 |
| AMERICAN EXPRESS CO | COM | 025816109 | — | 193,325 shares | $64,659,623 |
| ARAMARK | COM | 03852U106 | — | 836,818 shares | $64,248,983 |
| SNOWFLAKE INC | COM SHS | 833445109 | — | 252,341 shares | $64,220,785 |
| ARISTA NETWORKS INC | COM SHS | 040413205 | — | 401,118 shares | $64,052,239 |
| GENERAL DYNAMICS CORP | COM | 369550108 | — | 127,307 shares | $63,964,079 |
| SILICON MOTION TECHNOLOGY CO | SPONSORED ADR | 82706C108 | — | 191,493 shares | $63,830,362 |
| SPACE EXPLORATION TECHN CORP | CLASS A COM STK | 84615Q103 | — | 267,689 shares | $63,629,828 |
| LITTELFUSE INC | COM | 537008104 | — | 138,168 shares | $62,912,035 |
| CADENCE DESIGN SYSTEM INC | COM | 127387108 | — | 167,104 shares | $62,717,473 |
| INTEL CORP | COM | 458140100 | — | 448,947 shares | $62,686,470 |
| HOWMET AEROSPACE INC | COM | 443201108 | — | 232,638 shares | $62,547,124 |
| SCHWAB CHARLES CORP | COM | 808513105 | — | 677,202 shares | $62,485,429 |
| OGE ENERGY CORP | COM | 670837103 | — | 1,279,611 shares | $62,265,871 |
| CEREBRAS SYSTEMS INC | COM CL A | 15675D103 | — | 281,511 shares | $62,213,931 |
| T-MOBILE US INC | COM | 872590104 | — | 370,610 shares | $62,162,415 |
| GILDAN ACTIVEWEAR INC | COM | 375916103 | — | 849,190 shares | $62,092,773 |
| CLOUDFLARE INC | CL A COM | 18915M107 | — | 252,512 shares | $61,936,143 |
| BUILDERS FIRSTSOURCE INC | COM | 12008R107 | — | 686,988 shares | $61,471,686 |
| HEALTHPEAK PROPERTIES INC | COM | 42250P103 | — | 2,862,430 shares | $61,256,002 |
| ALTRIA GROUP INC | COM | 02209S103 | — | 850,830 shares | $61,217,219 |
| GOLDMAN SACHS GROUP INC | COM | 38141G104 | — | 45,690 shares | $61,137,881 |
| THERMO FISHER SCIENTIFIC INC | COM | 883556102 | — | 121,891 shares | $61,111,272 |
| WILLIS TOWERS WATSON PLC LTD | SHS | G96629103 | — | 161,879 shares | $61,071,470 |
| MASCO CORP | COM | 574599106 | — | 750,475 shares | $61,066,151 |
| XCEL ENERGY INC | COM | 98389B100 | — | 760,295 shares | $61,051,689 |
| CRH PLC | ORD | G25508105 | — | 570,382 shares | $61,030,874 |
| CHEVRON CORPORATION | COM | 166764100 | — | 367,842 shares | $60,973,490 |
| BLACKROCK INC | COM | 09290D101 | — | 63,288 shares | $60,855,209 |
| TALEN ENERGY CORP | COM | 87422Q109 | — | 157,578 shares | $60,550,922 |
| REVOLUTION MEDICINES INC | COM | 76155X100 | — | 321,343 shares | $60,181,117 |
| UNION PAC CORP | COM | 907818108 | — | 186,054 shares | $59,688,064 |
| UFP TECHNOLOGIES INC | COM | 902673102 | — | 223,474 shares | $59,249,662 |
| CURTISS WRIGHT CORP | COM | 231561101 | — | 78,170 shares | $59,234,099 |
| NETFLIX INC. | COM | 64110L106 | — | 829,516 shares | $59,227,442 |
| FORMFACTOR INC | COM | 346375108 | — | 370,201 shares | $59,206,246 |
| PEABODY ENGR CORP | COM | 704551100 | — | 2,556,658 shares | $59,109,933 |
| HONEYWELL INTL INC | COM | 438516205 | — | 263,392 shares | $58,973,469 |
| NXP SEMICONDUCTORS N V | COM | N6596X109 | — | 220,332 shares | $58,663,588 |
| CRH PLC | ORD | G25508105 | — | 384,762 shares | $58,389,800 |
| META PLATFORMS INC | CL A | 30303M102 | — | 103,496 shares | $58,298,275 |
| AVIENT CORPORATION | COM | 05368V106 | — | 1,576,460 shares | $58,265,962 |
| HONEYWELL AEROSPACE INC | COM | 43849R105 | — | 263,392 shares | $58,230,703 |
| VENTAS INC | COM | 92276F100 | — | 461,089 shares | $58,071,601 |
| NORTHERN TR CORP | COM | 665859104 | — | 234,724 shares | $57,872,981 |
| LAMAR ADVERTISING CO | CL A | 512816109 | — | 369,682 shares | $57,662,998 |
| BCE INC | COM NEW | 05534B760 | — | 1,886,074 shares | $57,619,561 |
| EPAM SYS INC | COM | 29414B104 | — | 725,035 shares | $57,531,527 |
| AMERICAN WTR WKS CO INC NEW | COM | 030420103 | — | 437,120 shares | $57,516,250 |
| MICRON TECHNOLOGY INC | COM | 595112103 | — | 49,793 shares | $57,475,585 |
| THERMO FISHER SCIENTIFIC INC | COM | 883556102 | — | 79,389 shares | $57,451,601 |
| CACI INTL INC | CL A | 127190304 | — | 123,809 shares | $57,355,757 |
| MACOM TECH SOLUTIONS HLDGS I | COM | 55405Y100 | — | 149,576 shares | $56,894,223 |
| ARXIS INC | CL A COM | 04339D105 | — | 1,231,837 shares | $56,836,959 |
| GRAB HOLDINGS LIMITED | CLASS A ORD | G4124C109 | — | 15,036,412 shares | $56,687,273 |
| VISTEON CORP | COM NEW | 92839U206 | — | 571,096 shares | $56,658,434 |
| PPG INDS INC | COM | 693506107 | — | 463,104 shares | $56,169,884 |
| MARSH & MCLENNAN COS INC | COM | 571748102 | — | 336,746 shares | $56,125,390 |
| HUBBELL INC | COM | 443510607 | — | 107,112 shares | $56,040,998 |
| MASCO CORP | COM | 574599106 | — | 724,582 shares | $55,876,053 |
| AON PLC | SHS CL A | G0403H108 | — | 168,409 shares | $55,859,581 |
| TRANSUNION | COM | 89400J107 | — | 792,500 shares | $55,769,945 |
| HEALTHCARE RLTY TR | CL A COM | 42226K105 | — | 2,752,858 shares | $55,525,146 |
| HONEYWELL INTL INC | COM | 438516205 | — | 253,100 shares | $55,511,896 |
| SPIRE INC | COM | 84857L101 | — | 707,568 shares | $55,253,985 |
| FLUTTER ENTMT PLC | SHS | G3643J108 | — | 540,527 shares | $55,225,644 |