# MFS Research International Fund

MFS Research International Fund is a registered fund series of MFS SERIES TRUST I (series S000000766). Net assets $17.8B as of 2026-05-31.

## Profile

- Series ID: S000000766
- Registrant: MFS SERIES TRUST I
- LEI: UH91KW1VFNZQF5FY7237
- Net assets: $17.8B
- Total assets: $18.1B
- As of: 2026-05-31

## Advisers

- [Massachusetts Financial Services Company (Advisor)](https://search.stillhousedata.com/firm/110045)

## Top holdings (121 reported)

_Showing 15 of 121 holdings by value._

| Holding | Ticker | Value | % of fund |
| --- | --- | --- | --- |
| Mizuho Financial Group Inc | — | $514.2M | 289.53% |
| Schneider Electric SE | — | $500.7M | 281.94% |
| Hitachi Ltd | — | $434.4M | 244.61% |
| ASML Holding NV | — | $393.2M | 221.42% |
| Taiwan Semiconductor Manufacturing Co Ltd | — | $391.9M | 220.64% |
| Novartis AG | — | $375.8M | 211.59% |
| TotalEnergies SE | — | $372.9M | 209.96% |
| Tokyo Electron Ltd | — | $336.8M | 189.63% |
| AstraZeneca PLC | — | $316.3M | 178.11% |
| Linde PLC | — | $312.7M | 176.09% |
| [MFS Institutional Money Market Portfolio](https://search.stillhousedata.com/security/55291X109) | — | $302.6M | 170.40% |
| ING Groep NV | — | $280.2M | 157.77% |
| [JP Morgan US Government Money Market Fund](https://search.stillhousedata.com/security/4812C2270) | — | $275.8M | 155.31% |
| BNP Paribas SA | — | $275.1M | 154.88% |
| Barclays PLC | — | $269.4M | 151.68% |

## Net asset history

| Report date | Net assets |
| --- | --- |
| 2026-05-31 | $17.8B |
| 2026-02-28 | $18.8B |
| 2025-11-30 | $17.7B |
| 2025-08-31 | $17.3B |
| 2025-05-31 | $17.1B |
| 2025-02-28 | $16.3B |
| 2024-11-30 | $16.1B |
| 2024-08-31 | $17.0B |

## More

- [Registrant: MFS SERIES TRUST I](https://search.stillhousedata.com/registrant/798244)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/fund/S000000766.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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Source: public SEC filing data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.