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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) |
|---|---|---|---|---|---|
| MARRIOTT INTL INC NEW | CL A | 571903202 | — | 104,689 shares | $38,623,348 |
| OLLIES BARGAIN OUTLET HLDGS | COM | 681116109 | — | 501,020 shares | $38,518,418 |
| CAE INC | COM | 124765108 | — | 1,082,501 shares | $38,439,611 |
| DUKE ENERGY CORP NEW | COM NEW | 26441C204 | — | 305,956 shares | $38,390,707 |
| THERMO FISHER SCIENTIFIC INC | COM | 883556102 | — | 76,550 shares | $38,379,108 |
| THERMO FISHER SCIENTIFIC INC | COM | 883556102 | — | 41,285 shares | $38,365,985 |
| MCKESSON CORP | COM | 58155Q103 | — | 61,884 shares | $38,345,940 |
| TRANSUNION | COM | 89400J107 | — | 530,790 shares | $38,291,191 |
| VALERO ENERGY CORP | COM | 91913Y100 | — | 146,734 shares | $38,215,403 |
| APPLIED MATLS INC | COM | 038222105 | — | 37,251 shares | $38,196,980 |
| BRUNSWICK CORP | COM | 117043109 | — | 450,948 shares | $37,987,860 |
| MARRIOTT INTL INC NEW | CL A | 571903202 | — | 118,599 shares | $37,972,865 |
| AMERICOLD REALTY TRUST INC | COM | 03064D108 | — | 2,412,969 shares | $37,931,873 |
| QUANTINUUM INC | CL A COM | 74768A104 | — | 463,417 shares | $37,879,706 |
| ROSS STORES INC | COM | 778296103 | — | 177,861 shares | $37,857,714 |
| PNC FINL SVCS GROUP INC | COM | 693475105 | — | 162,430 shares | $37,847,290 |
| STRYKER CORPORATION | COM | 863667101 | — | 120,111 shares | $37,815,747 |
| CITIGROUP INC | COM NEW | 172967424 | — | 316,578 shares | $37,701,256 |
| RIOT PLATFORMS INC | COM | 767292105 | — | 1,373,660 shares | $37,610,811 |
| MORNINGSTAR INC | COM | 617700109 | — | 240,827 shares | $37,390,692 |
| BEACON FINANCIAL CORP. | COM | 084680107 | — | 1,225,434 shares | $37,314,465 |
| REVOLUTION MEDICINES INC | COM | 76155X100 | — | 199,054 shares | $37,278,856 |
| BAKER HUGHES COMPANY | CL A | 05722G100 | — | 671,456 shares | $37,265,808 |
| PROGRESSIVE CORP | COM | 743315103 | — | 170,383 shares | $37,220,166 |
| KIMBERLY-CLARK CORP | COM | 494368103 | — | 408,858 shares | $37,218,199 |
| AIRBNB INC | COM CL A | 009066101 | — | 183,145 shares | $37,169,566 |
| TECHNIPFMC PLC | COM | G87110105 | — | 558,802 shares | $37,048,573 |
| SOUTHWEST GAS HLDGS INC | COM | 844895102 | — | 417,628 shares | $37,035,251 |
| NXP SEMICONDUCTORS N V | COM | N6596X109 | — | 92,823 shares | $36,997,481 |
| GAP INC | COM | 364760108 | — | 1,977,449 shares | $36,938,747 |
| THOMSON REUTERS CORP | COM | 884903881 | — | 318,434 shares | $36,887,395 |
| SHERWIN WILLIAMS CO | COM | 824348106 | — | 75,382 shares | $36,812,286 |
| NORTHWESTERN ENERGY GROUP IN | COM NEW | 668074305 | — | 513,743 shares | $36,794,274 |
| CANADIAN PACIFIC KANSAS CITY | COM | 13646K108 | — | 293,725 shares | $36,736,823 |
| SPOTIFY TECHNOLOGY S A | SHS | L8681T102 | — | 79,919 shares | $36,692,994 |
| INCYTE CORP | COM | 45337C102 | — | 323,633 shares | $36,687,037 |
| NATERA INC | COM | 632307104 | — | 135,094 shares | $36,671,275 |
| AMER SPORTS INC | COM SHS | G0260P102 | — | 1,081,347 shares | $36,592,782 |
| WINGSTOP INC | COM | 974155103 | — | 209,633 shares | $36,352,459 |
| BECTON DICKINSON & CO | COM | 075887109 | — | 239,471 shares | $36,239,146 |
| ALPHABET INC | CAP STK CL C | 02079K107 | — | 102,509 shares | $36,219,505 |
| WILLIS TOWERS WATSON PLC LTD | SHS | G96629103 | — | 138,573 shares | $36,218,825 |
| ALBANY INTL CORP | CL A | 012348108 | — | 484,681 shares | $36,108,735 |
| EATON CORP PLC | SHS | G29183103 | — | 90,104 shares | $36,088,003 |
| AZENTA INC | COM | 114340102 | — | 1,412,742 shares | $36,053,176 |
| AMPHENOL CORP | CL A | 032095101 | — | 139,375 shares | $36,007,840 |
| TECK RESOURCES LTD | CL B | 878742204 | — | 422,165 shares | $35,660,278 |
| ING GROEP N.V. | SPONSORED ADR | 456837103 | — | 1,135,573 shares | $35,634,265 |
| GILEAD SCIENCES INC | COM | 375558103 | — | 281,795 shares | $35,601,980 |
| AIRBNB INC | COM CL A | 009066101 | — | 248,692 shares | $35,587,844 |
| NEXTERA ENERGY INC | COM | 65339F101 | — | 404,886 shares | $35,536,844 |
| JANUS LIVING INC | CL A-1 | 471024109 | — | 871,177 shares | $35,510,172 |
| AIRBNB INC | COM CL A | 009066101 | — | 247,848 shares | $35,467,049 |
| RBC BEARINGS INC | COM | 75524B104 | — | 55,004 shares | $35,425,876 |
| MORGAN STANLEY | COM NEW | 617446448 | — | 218,002 shares | $35,423,562 |
| PRAXIS PRECISION MEDICINES I | COM NEW | 74006W207 | — | 105,668 shares | $35,376,590 |
| CHENIERE ENERGY INC | COM NEW | 16411R208 | — | 147,814 shares | $35,328,971 |
| TEXAS INSTRS INC | COM | 882508104 | — | 91,719 shares | $35,296,559 |
| VALERO ENERGY CORP | COM | 91913Y100 | — | 135,453 shares | $35,277,379 |
| CENTRAL BANCOMPANY | COM CL A | 152413100 | — | 1,160,398 shares | $35,252,891 |
| DOMINION ENERGY INC | COM | 25746U109 | — | 684,535 shares | $35,220,867 |
| HEXCEL CORP NEW | COM | 428291108 | — | 351,626 shares | $35,183,698 |
| INDEPENDENCE RLTY TR INC | COM | 45378A106 | — | 2,107,570 shares | $35,175,343 |
| EOG RES INC | COM | 26875P101 | — | 270,662 shares | $35,112,981 |
| OREILLY AUTOMOTIVE INC | COM | 67103H107 | — | 268,226 shares | $35,034,507 |
| AMPHENOL CORP | CL A | 032095101 | — | 136,558 shares | $35,013,626 |
| KENVUE INC | COM | 49177J102 | — | 1,830,317 shares | $34,977,358 |
| BRITISH AMERN TOB PLC | SPONSORED ADR | 110448107 | — | 566,332 shares | $34,976,641 |
| GILEAD SCIENCES INC | COM | 375558103 | — | 292,429 shares | $34,932,731 |
| MONDAY COM LTD | SHS | M7S64H106 | — | 484,591 shares | $34,906,007 |
| ERO COPPER CORP | COM | 296006109 | — | 1,305,924 shares | $34,870,680 |
| TERRENO RLTY CORP | COM | 88146M101 | — | 537,920 shares | $34,841,078 |
| WILLIS TOWERS WATSON PLC LTD | SHS | G96629103 | — | 133,292 shares | $34,838,530 |
| WHEATON PRECIOUS METALS CORP | COM | 962879102 | — | 309,726 shares | $34,830,489 |
| TRAVELERS COMPANIES INC | COM | 89417E109 | — | 105,309 shares | $34,764,607 |
| ESAB CORPORATION | COM | 29605J106 | — | 352,440 shares | $34,761,157 |
| STARBUCKS CORP | COM | 855244109 | — | 338,906 shares | $34,632,804 |
| EXPRO GROUP HOLDINGS NV | COM | N3144W105 | — | 2,335,727 shares | $34,498,688 |
| PHILIP MORRIS INTL INC | COM | 718172109 | — | 195,053 shares | $34,450,464 |
| APPLIED MATLS INC | COM | 038222105 | — | 47,592 shares | $34,409,016 |
| BENCHMARK ELECTRS INC | COM | 08160H101 | — | 348,536 shares | $34,390,047 |
| ORUKA THERAPEUTICS INC | COM | 687604108 | — | 361,095 shares | $34,365,411 |
| MONSTER BEVERAGE CORP NEW | COM | 61174X109 | — | 357,485 shares | $34,361,502 |
| STERIS PLC | SHS USD | G8473T100 | — | 165,777 shares | $34,345,315 |
| MONSTER BEVERAGE CORP NEW | COM | 61174X109 | — | 251,809 shares | $34,327,154 |
| WABTEC | COM | 929740108 | — | 127,230 shares | $34,301,208 |
| AMERICAN EXPRESS CO | COM | 025816109 | — | 70,057 shares | $34,204,359 |
| BXP INC | COM | 101121101 | — | 362,161 shares | $34,059,818 |
| CITIGROUP INC | COM NEW | 172967424 | — | 243,341 shares | $34,058,006 |
| NORTHROP GRUMMAN CORP | COM | 666807102 | — | 66,829 shares | $34,036,429 |
| MASTERCARD INCORPORATED | CL A | 57636Q104 | — | 68,193 shares | $33,856,952 |
| BOSTON SCIENTIFIC CORP | COM | 101137107 | — | 791,890 shares | $33,797,865 |
| INTUIT | COM | 461202103 | — | 91,146 shares | $33,739,837 |
| MONDELEZ INTL INC | CL A | 609207105 | — | 583,081 shares | $33,725,405 |
| HIGHWOODS PPTYS INC | COM | 431284108 | — | 787,578 shares | $33,688,977 |
| OREILLY AUTOMOTIVE INC | COM | 67103H107 | — | 365,318 shares | $33,642,168 |
| SLB LIMITED | COM STK | 806857108 | — | 720,684 shares | $33,504,599 |
| HAYWARD HLDGS INC | COM | 421298100 | — | 1,933,716 shares | $33,472,624 |
| HARTFORD INSURANCE GROUP INC | COM | 416515104 | — | 251,792 shares | $33,367,476 |
| QUAKER HOUGHTON | COM | 747316107 | — | 210,015 shares | $33,365,083 |