# MFS Active Short Duration Income ETF — new fund registration

MFS Active Exchange Traded Funds Trust registered 2 new fund series on Form 485APOS, filed 2026-06-17. Featured series: MFS Active Short Duration Income ETF.

## Registration

- Registrant / trust: MFS Active Exchange Traded Funds Trust
- CIK: 0002018846
- Form: 485APOS
- Filed: 2026-06-17
- State of incorporation: MA
- Accession: 0000912938-26-000680

## Series & classes (2)

| Series | Class | Ticker | New |
| --- | --- | --- | --- |
| [MFS Active Short Duration Income ETF](https://search.stillhousedata.com/fund/S000108367) | MFS Active Short Duration Income ETF | — | Yes |
| [MFS Active Short Muni Bond ETF](https://search.stillhousedata.com/fund/S000108368) | MFS Active Short Muni Bond ETF | — | Yes |

## Other filings by this registrant (8)

- [485APOS — 2026-03-05 (2 new series)](https://search.stillhousedata.com/launch/0000912938-26-000313)
- [485APOS — 2025-09-26 (1 new series)](https://search.stillhousedata.com/launch/0000912938-25-000178)
- [485APOS — 2025-07-17 (2 new series)](https://search.stillhousedata.com/launch/0001741773-25-002706)
- [485APOS — 2025-06-12 (1 new series)](https://search.stillhousedata.com/launch/0001741773-25-002501)
- [N-1A/A — 2024-10-23](https://search.stillhousedata.com/launch/0001741773-24-004132)
- [N-1A/A — 2024-09-26](https://search.stillhousedata.com/launch/0001741773-24-004066)
- [N-1A/A — 2024-07-30](https://search.stillhousedata.com/launch/0001741773-24-003333)
- [N-1A — 2024-04-15 (5 new series)](https://search.stillhousedata.com/launch/0001741773-24-001433)

## More

- [Registrant profile: MFS Active Exchange Traded Funds Trust](https://search.stillhousedata.com/registrant/2018846)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/launch/0000912938-26-000680.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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