# MFS High Yield Pooled Portfolio

MFS High Yield Pooled Portfolio is a registered fund series of MFS Series Trust III (series S000038262). Net assets $520.1M as of 2026-04-30.

## Profile

- Series ID: S000038262
- Registrant: MFS Series Trust III
- LEI: 549300B758U8480GXX22
- Net assets: $520.1M
- Total assets: $526.6M
- As of: 2026-04-30

## Advisers

- [MASSACHUSETTS FINANCIAL SERVICES COMPANY (Advisor)](https://search.stillhousedata.com/firm/110045)

## Top holdings (200 reported)

_Showing 15 of 200 holdings by value._

| Holding | Ticker | Value | % of fund |
| --- | --- | --- | --- |
| [MFS Institutional Money Market Portfolio](https://search.stillhousedata.com/security/55291X109) | — | $8.8M | 168.70% |
| [iShares Broad USD High Yield Corporate Bond ETF](https://search.stillhousedata.com/security/46435U853) | — | $6.9M | 131.70% |
| [CCO Holdings LLC](https://search.stillhousedata.com/security/1248EPCD3) | — | $4.5M | 85.93% |
| [Carvana Co.](https://search.stillhousedata.com/security/146869AM4) | — | $3.8M | 73.73% |
| [Jane Street Group](https://search.stillhousedata.com/security/47077WAD0) | — | $3.7M | 71.09% |
| [Quikrete Holdings, Inc.](https://search.stillhousedata.com/security/74843PAA8) | — | $3.7M | 70.42% |
| [Albertsons Cos., Inc.](https://search.stillhousedata.com/security/01309QAB4) | — | $3.5M | 68.22% |
| [PennyMac Financial Services, Inc.](https://search.stillhousedata.com/security/70932MAF4) | — | $3.4M | 64.70% |
| [Service Corp. International](https://search.stillhousedata.com/security/817565CH5) | — | $3.3M | 63.89% |
| [RB Global Holdings, Inc.](https://search.stillhousedata.com/security/76774LAC1) | — | $3.2M | 62.24% |
| [TransDigm, Inc.](https://search.stillhousedata.com/security/893647BY2) | — | $3.1M | 60.37% |
| [Hilton Domestic Operating Co., Inc.](https://search.stillhousedata.com/security/432833AF8) | — | $3.1M | 60.02% |
| [Antero Midstream Partners LP](https://search.stillhousedata.com/security/03690AAN6) | — | $3.1M | 59.62% |
| [Panther Escrow Issuer LLC](https://search.stillhousedata.com/security/69867RAA5) | — | $3.1M | 59.28% |
| [Post Holdings, Inc.](https://search.stillhousedata.com/security/737446AQ7) | — | $3.1M | 59.04% |

## Net asset history

| Report date | Net assets |
| --- | --- |
| 2026-04-30 | $520.1M |
| 2026-01-31 | $550.2M |
| 2025-10-31 | $541.7M |
| 2025-07-31 | $557.1M |
| 2025-04-30 | $563.5M |
| 2025-01-31 | $576.1M |
| 2024-10-31 | $599.6M |
| 2024-07-31 | $620.3M |

## More

- [Registrant: MFS Series Trust III](https://search.stillhousedata.com/registrant/225604)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/fund/S000038262.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.