# Mast HedgeIndex Adaptive Equities ETF — new fund registration

Investment Managers Series Trust III registered 4 new fund series on Form 485APOS, filed 2026-01-15. Featured series: Mast HedgeIndex Adaptive Equities ETF.

## Registration

- Registrant / trust: Investment Managers Series Trust III
- CIK: 0000924727
- Form: 485APOS
- Filed: 2026-01-15
- State of incorporation: DE
- Accession: 0001213900-26-004731

## Series & classes (4)

| Series | Class | Ticker | New |
| --- | --- | --- | --- |
| [Mast HedgeIndex Adaptive Equities ETF](https://search.stillhousedata.com/fund/S000102278) | Mast HedgeIndex Adaptive Equities ETF | — | Yes |
| [Mast HedgeIndex Corporate Arbitrage ETF](https://search.stillhousedata.com/fund/S000102279) | Mast HedgeIndex Corporate Arbitrage ETF | — | Yes |
| [Mast HedgeIndex Managed Futures Strategy ETF](https://search.stillhousedata.com/fund/S000102280) | Mast HedgeIndex Managed Futures Strategy ETF | — | Yes |
| [Mast HedgeIndex Strategic Commodities ETF](https://search.stillhousedata.com/fund/S000102281) | Mast HedgeIndex Strategic Commodities ETF | — | Yes |

## Fees (from the effective prospectus)

- 12b-1 fee: 0.00%
- Gross expense ratio: 0.95%
- Management fee: 0.95%
- Other expenses: 0.00%

## Investment objective

The Mast HedgeIndex Adaptive Equities ETF (the Fund) seeks long -term capital appreciation.

## Other filings by this registrant (15)

- [485APOS — 2026-07-30](https://search.stillhousedata.com/launch/0001104659-26-088678)
- [485APOS — 2026-07-30](https://search.stillhousedata.com/launch/0001104659-26-088670)
- [485APOS — 2026-06-17](https://search.stillhousedata.com/launch/0001213900-26-069709)
- [485APOS — 2026-03-13 (1 new series)](https://search.stillhousedata.com/launch/0001104659-26-027741)
- [485APOS — 2025-12-30](https://search.stillhousedata.com/launch/0001213900-25-126579)
- [485APOS — 2025-11-12 (1 new series)](https://search.stillhousedata.com/launch/0001104659-25-110267)
- [485APOS — 2025-05-01](https://search.stillhousedata.com/launch/0001104659-25-043547)
- [485APOS — 2024-08-19 (5 new series)](https://search.stillhousedata.com/launch/0001213900-24-070803)
- [485APOS — 2024-08-16 (1 new series)](https://search.stillhousedata.com/launch/0001104659-24-090569)
- [485APOS — 2024-02-29](https://search.stillhousedata.com/launch/0001104659-24-029460)
- [485APOS — 2024-02-29](https://search.stillhousedata.com/launch/0001104659-24-029466)
- [485APOS — 2023-11-07 (1 new series)](https://search.stillhousedata.com/launch/0001104659-23-115338)

## More

- [Registrant profile: Investment Managers Series Trust III](https://search.stillhousedata.com/registrant/924727)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/launch/0001213900-26-004731.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.