# SA Fixed Income Index Portfolio — new fund registration

SUNAMERICA SERIES TRUST registered 7 new fund series on Form 485APOS, filed 2016-11-18. Featured series: SA Fixed Income Index Portfolio.

## Registration

- Registrant / trust: SUNAMERICA SERIES TRUST
- CIK: 0000892538
- Form: 485APOS
- Filed: 2016-11-18
- State of incorporation: MA
- Accession: 0001193125-16-772407
- Reported net assets: $531.2M

## Series & classes (14)

| Series | Class | Ticker | New |
| --- | --- | --- | --- |
| [SA Fixed Income Index Portfolio](https://search.stillhousedata.com/fund/S000056256) | Class 1 | — | Yes |
| [SA Fixed Income Index Portfolio](https://search.stillhousedata.com/fund/S000056256) | Class 3 | — | Yes |
| [SA International Index Portfolio](https://search.stillhousedata.com/fund/S000056257) | Class 1 | — | Yes |
| [SA International Index Portfolio](https://search.stillhousedata.com/fund/S000056257) | Class 3 | — | Yes |
| [SA Mid Cap Index Portfolio](https://search.stillhousedata.com/fund/S000056258) | Class 1 | — | Yes |
| [SA Mid Cap Index Portfolio](https://search.stillhousedata.com/fund/S000056258) | Class 3 | — | Yes |
| [SA Small Cap Index Portfolio](https://search.stillhousedata.com/fund/S000056259) | Class 1 | — | Yes |
| [SA Small Cap Index Portfolio](https://search.stillhousedata.com/fund/S000056259) | Class 3 | — | Yes |
| [SA Index Allocation 60/40 Portfolio](https://search.stillhousedata.com/fund/S000056260) | Class 3 | — | Yes |
| [SA Index Allocation 60/40 Portfolio](https://search.stillhousedata.com/fund/S000056260) | Class 1 | — | Yes |
| [SA Index Allocation 80/20 Portfolio](https://search.stillhousedata.com/fund/S000056261) | Class 1 | — | Yes |
| [SA Index Allocation 80/20 Portfolio](https://search.stillhousedata.com/fund/S000056261) | Class 3 | — | Yes |
| [SA Index Allocation 90/10 Portfolio](https://search.stillhousedata.com/fund/S000056262) | Class 1 | — | Yes |
| [SA Index Allocation 90/10 Portfolio](https://search.stillhousedata.com/fund/S000056262) | Class 3 | — | Yes |

## Fees (from the effective prospectus)

- 12b-1 fee: 0.00%
- Gross expense ratio: 0.40%
- Management fee: 0.30%
- Net expense ratio: 0.34%
- Other expenses: 0.09%

## Investment objective

The Portfolios investment goal is investment results that correspond with the performance of the Bloomberg U.S. Government/Credit Index.

## Advisers

- [SunAmerica Asset Management, LLC (Advisor)](https://search.stillhousedata.com/firm/107338)
- [BlackRock Investment Management, LLC (Subadvisor)](https://search.stillhousedata.com/firm/108928)

## Other filings by this registrant (15)

- [485APOS — 2026-07-29 (4 new series)](https://search.stillhousedata.com/launch/0001193125-26-322884)
- [485APOS — 2026-02-24](https://search.stillhousedata.com/launch/0001193125-26-067423)
- [485APOS — 2025-05-20](https://search.stillhousedata.com/launch/0001193125-25-123222)
- [485APOS — 2025-02-27](https://search.stillhousedata.com/launch/0001193125-25-039265)
- [485APOS — 2024-02-23](https://search.stillhousedata.com/launch/0001193125-24-044429)
- [485APOS — 2023-05-04](https://search.stillhousedata.com/launch/0001193125-23-135820)
- [485APOS — 2021-05-27 (8 new series)](https://search.stillhousedata.com/launch/0001193125-21-175521)
- [485APOS — 2021-05-04](https://search.stillhousedata.com/launch/0001193125-21-150159)
- [485APOS — 2020-11-25](https://search.stillhousedata.com/launch/0001193125-20-303751)
- [485APOS — 2020-07-24 (2 new series)](https://search.stillhousedata.com/launch/0001193125-20-198420)
- [485APOS — 2019-07-24 (2 new series)](https://search.stillhousedata.com/launch/0001193125-19-201396)
- [485APOS — 2019-02-14 (2 new series)](https://search.stillhousedata.com/launch/0001193125-19-041207)

## More

- [Registrant profile: SUNAMERICA SERIES TRUST](https://search.stillhousedata.com/registrant/892538)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/launch/0001193125-16-772407.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.