# MFS Series Trust II

MFS Series Trust II (CIK 798250) is an SEC-registered fund company with 1 reporting fund series and $41.6B in net assets as of 2026-05-31.

## Registrant

- CIK: 798250
- File number: 811-04775
- LEI: 549300W3GYF777J7J466
- Address: 111 Huntington Avenue, Boston, US-MA, 02199
- Phone: 617-954-5000
- Net assets: $41.6B
- Total assets: $41.7B
- Fund series: 1
- Latest report: 2026-05-31

## Fund series (1)

| Series | Net assets |
| --- | --- |
| [MFS Growth Fund](https://search.stillhousedata.com/fund/S000002419) | $41.6B |

## Largest reported holdings (across all series)

| Holding | Value |
| --- | --- |
| [NVIDIA Corp.](https://search.stillhousedata.com/security/67066G104) | $6.4B |
| [Apple, Inc.](https://search.stillhousedata.com/security/037833100) | $4.0B |
| [Alphabet, Inc.](https://search.stillhousedata.com/security/02079K305) | $3.9B |
| [Microsoft Corp.](https://search.stillhousedata.com/security/594918104) | $3.1B |
| [Amazon.com, Inc.](https://search.stillhousedata.com/security/023135106) | $3.1B |
| [Broadcom, Inc.](https://search.stillhousedata.com/security/11135F101) | $1.9B |
| [Mastercard, Inc.](https://search.stillhousedata.com/security/57636Q104) | $1.2B |
| [GE Vernova, Inc.](https://search.stillhousedata.com/security/36828A101) | $979.9M |
| [Meta Platforms, Inc.](https://search.stillhousedata.com/security/30303M102) | $936.2M |
| Seagate Technology Holdings plc | $763.4M |
| [Taiwan Semiconductor Manufacturing Co. Ltd.](https://search.stillhousedata.com/security/874039100) | $697.5M |
| [Thermo Fisher Scientific, Inc.](https://search.stillhousedata.com/security/883556102) | $572.3M |
| [Arista Networks, Inc.](https://search.stillhousedata.com/security/040413205) | $540.6M |
| [KLA Corp.](https://search.stillhousedata.com/security/482480100) | $516.8M |
| [Hilton Worldwide Holdings, Inc.](https://search.stillhousedata.com/security/43300A203) | $512.8M |

## More

- [CIK 798250 on SEC EDGAR (source of record)](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=798250&type=&dateb=&owner=include&count=40)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/registrant/798250.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.