Holdings of MFS Blended Research Small Cap Equity Fund
MFS SERIES TRUST X · 190 declared positions · as of Feb 28, 2026
Original filing · Net assets 321M $ · Ten largest lines: 16.6 % of the equity sleeve
Country breakdown
Shares computed on the equity sleeve, the only part this site carries.
| Country | Lines | Value (USD) | Share |
|---|---|---|---|
| US | 181 | 313.1M $ | 97.61 % |
| ZA | 1 | 2.1M $ | 0.65 % |
| KY | 3 | 1.6M $ | 0.51 % |
| IE | 2 | 1.6M $ | 0.48 % |
| GB | 1 | 1.2M $ | 0.36 % |
| GG | 1 | 882.4K $ | 0.28 % |
| BM | 1 | 390.7K $ | 0.12 % |
Sector breakdown is published in no regulatory filing: neither Form N-PORT nor the LEI reference data carries an activity code. It is absent rather than estimated.
Positions
| Company | Shares | Value (USD) | Weight |
|---|---|---|---|
| Advanced Energy Industries Inc | 19,296 | 6.5M $ | 2.02 % |
| FormFactor Inc | 58,056 | 5.7M $ | 1.79 % |
| Envista Holdings Corp | 182,741 | 5.3M $ | 1.66 % |
| Element Solutions Inc | 150,250 | 5.3M $ | 1.64 % |
| Popular Inc | 38,744 | 5.2M $ | 1.63 % |
| Flowserve Corp | 59,089 | 5.2M $ | 1.63 % |
| Portland General Electric Co | 96,825 | 5.2M $ | 1.63 % |
| Avient Corp | 123,769 | 5.1M $ | 1.58 % |
| Weatherford International PLC | 46,918 | 4.9M $ | 1.54 % |
| MYR Group Inc | 17,244 | 4.7M $ | 1.45 % |
| AGCO Corp | 32,941 | 4.5M $ | 1.40 % |
| Texas Capital Bancshares Inc | 46,226 | 4.4M $ | 1.37 % |
| UMB Financial Corp | 37,864 | 4.4M $ | 1.37 % |
| Essential Properties Realty Trust Inc | 127,996 | 4.3M $ | 1.35 % |
| EXPRO GROUP HOLDINGS NV | 241,555 | 4.3M $ | 1.34 % |
| Bloom Energy Corp | 27,321 | 4.3M $ | 1.33 % |
| NNN REIT Inc | 93,223 | 4.2M $ | 1.32 % |
| Brunswick Corp/DE | 52,035 | 4.1M $ | 1.29 % |
| Modine Manufacturing Co | 18,139 | 4.1M $ | 1.28 % |
| Banc of California Inc | 221,713 | 4.1M $ | 1.28 % |
| EchoStar Corp | 33,521 | 3.9M $ | 1.21 % |
| East West Bancorp Inc | 33,604 | 3.7M $ | 1.15 % |
| Beacon Financial Corp | 123,637 | 3.7M $ | 1.15 % |
| API Group Corp | 80,214 | 3.6M $ | 1.11 % |
| Voya Financial Inc | 52,769 | 3.5M $ | 1.10 % |
| Piedmont Realty Trust Inc | 460,220 | 3.5M $ | 1.09 % |
| Grand Canyon Education Inc | 20,964 | 3.3M $ | 1.04 % |
| Chefs' Warehouse Inc/The | 46,479 | 3.3M $ | 1.03 % |
| Lincoln National Corp | 96,177 | 3.3M $ | 1.03 % |
| Clear Secure Inc | 67,692 | 3.3M $ | 1.03 % |
| Oil States International Inc | 249,798 | 3.3M $ | 1.02 % |
| Hecla Mining Co | 129,842 | 3.2M $ | 1.01 % |
| Hanover Insurance Group Inc/The | 17,858 | 3.2M $ | 1.01 % |
| Karman Holdings Inc | 36,242 | 3.2M $ | 0.99 % |
| Cathay General Bancorp | 64,212 | 3.2M $ | 0.99 % |
| Covista Inc | 32,367 | 3.2M $ | 0.99 % |
| Newell Brands Inc | 692,980 | 3.2M $ | 0.98 % |
| Columbia Banking System Inc | 108,787 | 3.1M $ | 0.96 % |
| Corsair Gaming Inc | 553,871 | 3M $ | 0.95 % |
| Southwest Gas Holdings Inc | 34,122 | 3M $ | 0.94 % |
| Legence Corp | 50,789 | 2.9M $ | 0.92 % |
| Five9 Inc | 166,220 | 2.9M $ | 0.90 % |
| Axis Capital Holdings Ltd | 27,086 | 2.9M $ | 0.89 % |
| Visteon Corp | 29,731 | 2.8M $ | 0.89 % |
| Prestige Consumer Healthcare Inc | 40,548 | 2.8M $ | 0.88 % |
| Permian Resources Corp | 150,945 | 2.8M $ | 0.86 % |
| Highwoods Properties Inc | 116,362 | 2.6M $ | 0.82 % |
| TriNet Group Inc | 66,483 | 2.5M $ | 0.79 % |
| AtriCure Inc | 79,906 | 2.5M $ | 0.78 % |
| CACI International Inc | 4,061 | 2.5M $ | 0.77 % |
| Q2 Holdings Inc | 51,009 | 2.5M $ | 0.76 % |
| Mativ Holdings Inc | 220,446 | 2.4M $ | 0.74 % |
| BILL Holdings Inc | 53,006 | 2.4M $ | 0.74 % |
| RXO Inc | 145,480 | 2.3M $ | 0.72 % |
| MFS Institutional Money Market Portfolio | 2,298,771 | 2.3M $ | 0.72 % |
| Kymera Therapeutics Inc | 24,981 | 2.3M $ | 0.71 % |
| Saia Inc | 5,504 | 2.2M $ | 0.70 % |
| Phibro Animal Health Corp | 40,192 | 2.2M $ | 0.68 % |
| Bread Financial Holdings Inc | 30,387 | 2.2M $ | 0.67 % |
| Photronics Inc | 55,368 | 2.1M $ | 0.65 % |
| Caledonia Mining Corp PLC | 65,265 | 2.1M $ | 0.65 % |
| Tutor Perini Corp | 27,291 | 2.1M $ | 0.64 % |
| PTC Therapeutics Inc | 29,115 | 2M $ | 0.62 % |
| GeneDx Holdings Corp | 24,780 | 2M $ | 0.62 % |
| Once Upon a Farm PBC | 83,528 | 1.9M $ | 0.60 % |
| Kiniksa Pharmaceuticals International Plc | 43,452 | 1.9M $ | 0.60 % |
| Allegro MicroSystems Inc | 52,356 | 1.9M $ | 0.59 % |
| SLM Corp | 100,301 | 1.9M $ | 0.59 % |
| TTM Technologies Inc | 17,458 | 1.8M $ | 0.57 % |
| Par Pacific Holdings Inc | 42,610 | 1.8M $ | 0.57 % |
| Elastic NV | 34,142 | 1.8M $ | 0.55 % |
| Simpson Manufacturing Co Inc | 9,159 | 1.8M $ | 0.55 % |
| Lyft Inc | 125,057 | 1.7M $ | 0.54 % |
| ACI Worldwide Inc | 43,600 | 1.7M $ | 0.54 % |
| Praxis Precision Medicines Inc | 4,955 | 1.7M $ | 0.52 % |
| Cirrus Logic Inc | 11,596 | 1.6M $ | 0.51 % |
| Regal Rexnord Corp | 7,291 | 1.6M $ | 0.50 % |
| Amneal Pharmaceuticals Inc | 114,517 | 1.6M $ | 0.49 % |
| PROG Holdings Inc | 43,621 | 1.5M $ | 0.48 % |
| Phoenix Education Partners Inc | 51,702 | 1.5M $ | 0.48 % |
| Cytokinetics Inc | 23,969 | 1.5M $ | 0.46 % |
| Kadant Inc | 4,381 | 1.5M $ | 0.46 % |
| Organon & Co | 199,739 | 1.5M $ | 0.45 % |
| Centuri Holdings Inc | 46,589 | 1.4M $ | 0.45 % |
| IRhythm Holdings Inc | 10,234 | 1.4M $ | 0.43 % |
| Embecta Corp | 132,430 | 1.4M $ | 0.42 % |
| Novavax Inc | 130,052 | 1.3M $ | 0.41 % |
| Ionis Pharmaceuticals Inc | 16,161 | 1.3M $ | 0.41 % |
| United Community Banks Inc/GA | 40,227 | 1.3M $ | 0.40 % |
| Exelixis Inc | 28,572 | 1.3M $ | 0.39 % |
| Globalstar Inc | 19,784 | 1.2M $ | 0.38 % |
| Goodyear Tire & Rubber Co/The | 149,206 | 1.2M $ | 0.38 % |
| Bath & Body Works Inc | 54,061 | 1.2M $ | 0.38 % |
| Rigel Pharmaceuticals Inc | 34,593 | 1.2M $ | 0.37 % |
| Indivior Pharmaceuticals Inc | 36,388 | 1.2M $ | 0.37 % |
| Sterling Infrastructure Inc | 2,723 | 1.2M $ | 0.36 % |
| Brightstar Lottery PLC | 85,618 | 1.2M $ | 0.36 % |
| SM Energy Co | 49,869 | 1.2M $ | 0.36 % |
| Cerence Inc | 135,760 | 1.1M $ | 0.33 % |
| Cargurus Inc | 34,802 | 1.1M $ | 0.33 % |
| Day One Biopharmaceuticals Inc | 98,580 | 1M $ | 0.33 % |
| Kimball Electronics Inc | 41,022 | 1M $ | 0.32 % |
| Teladoc Health Inc | 188,728 | 992.7K $ | 0.31 % |
| Gold.com Inc | 17,067 | 980.8K $ | 0.31 % |
| ACADIA Pharmaceuticals Inc | 39,706 | 975.2K $ | 0.30 % |
| Methode Electronics Inc | 114,181 | 966K $ | 0.30 % |
| Spire Inc | 10,451 | 957.4K $ | 0.30 % |
| BlueLinx Holdings Inc | 14,376 | 947.7K $ | 0.30 % |
| Sanmina Corp | 6,028 | 935.9K $ | 0.29 % |
| Credo Technology Group Holding Ltd | 8,280 | 929.6K $ | 0.29 % |
| elf Beauty Inc | 9,867 | 908.3K $ | 0.28 % |
| Herbalife Ltd | 46,030 | 898.5K $ | 0.28 % |
| Cushman & Wakefield Ltd | 66,841 | 896.3K $ | 0.28 % |
| Alkami Technology Inc | 53,772 | 889.7K $ | 0.28 % |
| Super Group SGHC Ltd | 82,464 | 882.4K $ | 0.27 % |
| World Kinect Corp | 34,829 | 869K $ | 0.27 % |
| Fabrinet | 1,497 | 816.8K $ | 0.25 % |
| SentinelOne Inc | 61,536 | 807.4K $ | 0.25 % |
| Jazz Pharmaceuticals PLC | 4,138 | 786.3K $ | 0.25 % |
| Enhabit Inc | 56,480 | 768.7K $ | 0.24 % |
| Prothena Corp PLC | 88,548 | 767.7K $ | 0.24 % |
| StandardAero Inc | 24,854 | 765.5K $ | 0.24 % |
| Bio-Rad Laboratories Inc | 2,710 | 754.6K $ | 0.24 % |
| Quad/Graphics Inc | 108,634 | 750.7K $ | 0.23 % |
| Neurocrine Biosciences Inc | 5,637 | 745.5K $ | 0.23 % |
| BioLife Solutions Inc | 29,735 | 719.6K $ | 0.22 % |
| Kratos Defense & Security Solutions, Inc. | 8,347 | 719.3K $ | 0.22 % |
| Anika Therapeutics Inc | 50,038 | 718.5K $ | 0.22 % |
| REGENXBIO Inc | 75,084 | 678.8K $ | 0.21 % |
| Monte Rosa Therapeutics Inc | 37,881 | 672.4K $ | 0.21 % |
| Hamilton Lane Inc | 5,862 | 615.2K $ | 0.19 % |
| Vanda Pharmaceuticals Inc | 67,646 | 602.7K $ | 0.19 % |
| UGI Corp | 15,957 | 597K $ | 0.19 % |
| Green Plains Inc | 42,504 | 583.6K $ | 0.18 % |
| Catalyst Pharmaceuticals Inc | 24,705 | 570.2K $ | 0.18 % |
| Power Solutions International Inc | 6,807 | 568.4K $ | 0.18 % |
| Stoke Therapeutics Inc | 15,185 | 552.9K $ | 0.17 % |
| D-Wave Quantum Inc | 27,813 | 522.3K $ | 0.16 % |
| Avantor Inc | 55,488 | 502.2K $ | 0.16 % |
| ScanSource Inc | 13,640 | 501.7K $ | 0.16 % |
| GCM Grosvenor Inc | 42,754 | 495.1K $ | 0.15 % |
| York Space Systems Inc | 18,674 | 478.1K $ | 0.15 % |
| IonQ Inc | 12,339 | 473.4K $ | 0.15 % |
| Keros Therapeutics Inc | 32,857 | 466.2K $ | 0.15 % |
| ADTRAN Holdings Inc | 45,335 | 462.4K $ | 0.14 % |
| GigaCloud Technology Inc | 10,412 | 461.7K $ | 0.14 % |
| Cousins Properties Inc | 19,837 | 459.4K $ | 0.14 % |
| Nurix Therapeutics Inc | 28,604 | 456.8K $ | 0.14 % |
| Harmony Biosciences Holdings Inc | 15,419 | 440.1K $ | 0.14 % |
| Consensus Cloud Solutions Inc | 14,606 | 439.3K $ | 0.14 % |
| Arvinas Inc | 32,215 | 427.5K $ | 0.13 % |
| Zymeworks Inc | 18,338 | 427.1K $ | 0.13 % |
| Myriad Genetics Inc | 92,636 | 427.1K $ | 0.13 % |
| Coeur Mining Inc | 15,625 | 424.2K $ | 0.13 % |
| Genesco Inc | 15,104 | 411.4K $ | 0.13 % |
| Nextpower Inc | 3,735 | 392.5K $ | 0.12 % |
| Alpha & Omega Semiconductor Ltd | 18,595 | 390.7K $ | 0.12 % |
| PJT Partners Inc | 2,502 | 369.5K $ | 0.12 % |
| Caris Life Sciences Inc | 17,909 | 360.7K $ | 0.11 % |
| Pitney Bowes Inc | 33,041 | 354.5K $ | 0.11 % |
| Bullish | 10,926 | 343K $ | 0.11 % |
| Nutex Health Inc | 3,082 | 340.4K $ | 0.11 % |
| Ultragenyx Pharmaceutical Inc | 14,272 | 333.8K $ | 0.10 % |
| Arcturus Therapeutics Holdings Inc | 40,063 | 329.7K $ | 0.10 % |
| Collegium Pharmaceutical Inc | 7,680 | 320K $ | 0.10 % |
| Intellia Therapeutics Inc | 23,122 | 318.6K $ | 0.10 % |
| TransMedics Group Inc | 2,168 | 314.9K $ | 0.10 % |
| Arcus Biosciences Inc | 15,159 | 308.8K $ | 0.10 % |
| Billiontoone Inc | 4,032 | 307.8K $ | 0.10 % |
| Olema Pharmaceuticals Inc | 12,111 | 293.1K $ | 0.09 % |
| Schrodinger Inc/United States | 23,868 | 287.8K $ | 0.09 % |
| SiteOne Landscape Supply Inc | 1,974 | 282.1K $ | 0.09 % |
| Netskope Inc | 25,523 | 275.6K $ | 0.09 % |
| AeroVironment Inc | 993 | 250.5K $ | 0.08 % |
| Guardant Health Inc | 2,407 | 226K $ | 0.07 % |
| Ginkgo Bioworks Holdings Inc | 32,838 | 221.7K $ | 0.07 % |
| Dave Inc | 1,109 | 214.3K $ | 0.07 % |
| MiMedx Group Inc | 41,937 | 205.1K $ | 0.06 % |
| Tango Therapeutics Inc | 18,305 | 203.9K $ | 0.06 % |
| Shoals Technologies Group Inc | 32,609 | 193.4K $ | 0.06 % |
| Lumen Technologies Inc | 22,960 | 163.2K $ | 0.05 % |
| Accendra Health Inc | 65,568 | 158.7K $ | 0.05 % |
| Sezzle Inc | 2,039 | 148.7K $ | 0.05 % |
| Bridgebio Pharma Inc | 2,167 | 144.1K $ | 0.04 % |
| Thryv Holdings Inc | 60,257 | 139.8K $ | 0.04 % |
| Concentrix Corp | 3,960 | 129.9K $ | 0.04 % |
| National Fuel Gas Co | 1,369 | 124.6K $ | 0.04 % |
| Phreesia Inc | 8,930 | 110.1K $ | 0.03 % |
| GRAIL Inc | 1,634 | 87K $ | 0.03 % |
| PagerDuty Inc | 6,756 | 47.7K $ | 0.01 % |