# State Street Institutional Liquid Assets Fund — new fund registration

STATE STREET INSTITUTIONAL INVESTMENT TRUST registered 2 new fund series on Form 485APOS, filed 2015-07-15. Featured series: State Street Institutional Liquid Assets Fund.

## Registration

- Registrant / trust: STATE STREET INSTITUTIONAL INVESTMENT TRUST
- CIK: 0001107414
- Form: 485APOS
- Filed: 2015-07-15
- State of incorporation: MA
- Accession: 0001193125-15-253748

## Series & classes (6)

| Series | Class | Ticker | New |
| --- | --- | --- | --- |
| [State Street Institutional Liquid Assets Fund](https://search.stillhousedata.com/fund/S000051030) | Institutional Class | — | Yes |
| [State Street Institutional Liquid Assets Fund](https://search.stillhousedata.com/fund/S000051030) | Administration Class | — | Yes |
| [State Street Institutional Liquid Assets Fund](https://search.stillhousedata.com/fund/S000051030) | Investment Class | — | Yes |
| [State Street Institutional Liquid Assets Fund](https://search.stillhousedata.com/fund/S000051030) | Investor Class | — | Yes |
| [State Street Institutional Liquid Assets Fund](https://search.stillhousedata.com/fund/S000051030) | Premier Class | — | Yes |
| [State Street Institutional Liquid Assets Portfolio](https://search.stillhousedata.com/fund/S000051031) | State Street Institutional Liquid Assets Portfolio | — | Yes |

## Fees (from the effective prospectus)

- 12b-1 fee: 0.00%
- Gross expense ratio: 1.53%
- Management fee: 0.05%
- Net expense ratio: 0.15%
- Other expenses: 1.48%

## Investment objective

The investment objective of State Street Institutional Liquid Assets Fund (the “Fund”) is to maximize current income, to the extent consistent with the preservation of capital and liquidity by investing in U.S. dollar-denominated money market securities.

## Other filings by this registrant (15)

- [485APOS — 2026-07-01](https://search.stillhousedata.com/launch/0001193125-26-291811)
- [485APOS — 2026-04-10](https://search.stillhousedata.com/launch/0001193125-26-151377)
- [485APOS — 2025-11-21 (5 new series)](https://search.stillhousedata.com/launch/0001193125-25-290916)
- [485APOS — 2025-11-14 (2 new series)](https://search.stillhousedata.com/launch/0001193125-25-282942)
- [485APOS — 2025-10-20 (1 new series)](https://search.stillhousedata.com/launch/0001193125-25-243706)
- [485APOS — 2025-04-15](https://search.stillhousedata.com/launch/0001193125-25-081544)
- [485APOS — 2025-02-28](https://search.stillhousedata.com/launch/0001193125-25-042596)
- [485APOS — 2024-06-28 (3 new series)](https://search.stillhousedata.com/launch/0001193125-24-171946)
- [485APOS — 2024-05-23 (3 new series)](https://search.stillhousedata.com/launch/0001193125-24-145807)
- [485APOS — 2023-08-11 (1 new series)](https://search.stillhousedata.com/launch/0001193125-23-210375)
- [485APOS — 2021-10-08 (1 new series)](https://search.stillhousedata.com/launch/0001193125-21-295346)
- [485APOS — 2021-09-02](https://search.stillhousedata.com/launch/0001193125-21-264586)

## More

- [Registrant profile: STATE STREET INSTITUTIONAL INVESTMENT TRUST](https://search.stillhousedata.com/registrant/1107414)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/launch/0001193125-15-253748.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.