# MFS Massachusetts Investors Growth Stock Fund

MFS Massachusetts Investors Growth Stock Fund (CIK 63090) is an SEC-registered fund company with 1 reporting fund series and $9.2B in net assets as of 2026-05-31.

## Registrant

- CIK: 63090
- File number: 811-00859
- LEI: IYOONE8CYRIVGIKANH85
- Address: 111 Huntington Avenue, Boston, US-MA, 02199
- Phone: 617-954-5000
- Net assets: $9.2B
- Total assets: $9.3B
- Fund series: 1
- Latest report: 2026-05-31

## Fund series (1)

| Series | Net assets |
| --- | --- |
| [MFS Massachusetts Investors Growth Stock Fund](https://search.stillhousedata.com/fund/S000000695) | $9.2B |

## Largest reported holdings (across all series)

| Holding | Value |
| --- | --- |
| [NVIDIA Corp.](https://search.stillhousedata.com/security/67066G104) | $1.2B |
| [Microsoft Corp.](https://search.stillhousedata.com/security/594918104) | $877.4M |
| [Alphabet, Inc.](https://search.stillhousedata.com/security/02079K305) | $539.3M |
| [Apple, Inc.](https://search.stillhousedata.com/security/037833100) | $485.3M |
| [Amazon.com, Inc.](https://search.stillhousedata.com/security/023135106) | $439.1M |
| [Taiwan Semiconductor Manufacturing Co. Ltd.](https://search.stillhousedata.com/security/874039100) | $377.6M |
| [Visa, Inc.](https://search.stillhousedata.com/security/92826C839) | $321.2M |
| [Amphenol Corp.](https://search.stillhousedata.com/security/032095101) | $305.4M |
| Aon plc | $225.6M |
| [Moody's Corp.](https://search.stillhousedata.com/security/615369105) | $220.4M |
| [Waters Corp.](https://search.stillhousedata.com/security/941848103) | $217.6M |
| [TransUnion](https://search.stillhousedata.com/security/89400J107) | $200.3M |
| [Hubbell, Inc.](https://search.stillhousedata.com/security/443510607) | $198.0M |
| [Church & Dwight Co., Inc.](https://search.stillhousedata.com/security/171340102) | $187.2M |
| [Agilent Technologies, Inc.](https://search.stillhousedata.com/security/00846U101) | $186.5M |

## More

- [CIK 63090 on SEC EDGAR (source of record)](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=63090&type=&dateb=&owner=include&count=40)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/registrant/63090.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.