Mfs Series Trust I · net assets $2.14B · 118 holdings as of August 31, 2026. Monthly N-PORT disclosure: the full book, not just equities.
EC: 97.8% · STIV: 2.2% · DE: 0.0%
| Month 1 | Month 2 | Month 3 | |
|---|---|---|---|
| Sales | $9.08M | $10.1M | $9.8M |
| Reinvestment | $0 | $0 | $0 |
| Redemptions | $47M | $41.7M | $40.7M |
| Net realized gain (non-derivative) | $76.7M | $50.2M | $45.7M |
| Net unrealized appreciation (non-derivative) | $38.1M | $-146M | $35.6M |
The three months of the reporting period, as filed; month 3 ends August 31, 2026.
| Holding | Value | % of net assets |
|---|---|---|
| Mfs Institutional Money Market Portfolio EC | $84.6M | 3.95% |
| Caci International Inc EC | $54.1M | 2.53% |
| Ligand Pharmaceuticals Inc EC | $50M | 2.33% |
| Jp Morgan Us Government Money Market Fund STIV | $48.8M | 2.28% |
| Merit Medical Systems Inc EC | $44.9M | 2.10% |
| Charles River Laboratories International Inc EC | $41.9M | 1.96% |
| Chefs' Warehouse Inc/the EC | $40.7M | 1.90% |
| Waystar Holding Corp EC | $35.2M | 1.64% |
| Moog Inc EC | $35.1M | 1.64% |
| Advanced Energy Industries Inc EC | $34.9M | 1.63% |
| Ssr Mining Inc EC | $34.7M | 1.62% |
| Gfl Environmental Inc EC | $31.8M | 1.48% |
| Littelfuse Inc EC | $31.7M | 1.48% |
| Donaldson Co Inc EC | $31.6M | 1.47% |
| Box Inc EC | $30.4M | 1.42% |
| James Hardie Industries PLC EC | $30.3M | 1.42% |
| Qxo Inc EC | $30.2M | 1.41% |
| Element Solutions Inc EC | $29.4M | 1.37% |
| Ttm Technologies Inc EC | $29M | 1.35% |
| Integer Holdings Corp EC | $28.9M | 1.35% |
| Knife River Corp EC | $28.7M | 1.34% |
| Oceaneering International Inc EC | $28.7M | 1.34% |
| Finning International Inc EC | $28.6M | 1.33% |
| Ccc Intelligent Solutions Holdings Inc EC | $27.4M | 1.28% |
| Viasat Inc EC | $26.4M | 1.23% |
| Ufp Technologies Inc EC | $26.2M | 1.22% |
| Terreno Realty Corp EC | $26M | 1.21% |
| Timken Co/the EC | $26M | 1.21% |
| Lincoln International Inc EC | $24M | 1.12% |
| Matador Resources Co EC | $24M | 1.12% |
| Digi International Inc EC | $23.9M | 1.12% |
| Simpson Manufacturing Co Inc EC | $23.7M | 1.11% |
| Pjt Partners Inc EC | $23.6M | 1.10% |
| Kiniksa Pharmaceuticals International PLC EC | $23.4M | 1.09% |
| Brunswick Corp/de EC | $22.8M | 1.07% |
| Siteone Landscape Supply Inc EC | $21.4M | 1.00% |
| Ascendis Pharma A/s EC | $21.4M | 1.00% |
| Ryman Hospitality Properties Inc EC | $21.2M | 0.99% |
| Wisdomtree Inc EC | $20.6M | 0.96% |
| Jfrog Ltd EC | $20M | 0.93% |
| Flowserve Corp EC | $19.4M | 0.90% |
| Guardant Health Inc EC | $19.1M | 0.89% |
| Installed Building Products Inc EC | $19.1M | 0.89% |
| Heartflow Inc EC | $19M | 0.89% |
| Semtech Corp EC | $18.4M | 0.86% |
| Kymera Therapeutics Inc EC | $17.9M | 0.84% |
| Patrick Industries Inc EC | $17.9M | 0.84% |
| Schrodinger Inc/united States EC | $17.7M | 0.83% |
| Minimed Group Inc EC | $17.6M | 0.82% |
| Antero Resources Corp EC | $17.2M | 0.80% |
| Birkenstock Holding PLC EC | $17.1M | 0.80% |
| Pulse Biosciences Inc EC | $17.1M | 0.80% |
| Leonardo Drs Inc EC | $16.8M | 0.78% |
| Praxis Precision Medicines Inc EC | $16.7M | 0.78% |
| Atricure Inc EC | $16.5M | 0.77% |
| Npk International Inc EC | $16.5M | 0.77% |
| Formfactor Inc EC | $16.4M | 0.77% |
| Radnet Inc EC | $16.2M | 0.76% |
| Zeta Global Holdings Corp EC | $16.1M | 0.75% |
| Ionis Pharmaceuticals Inc EC | $15.8M | 0.74% |
Showing top 60 of 118 holdings.
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