# Cash Assets Portfolio — new fund registration

SHORT TERM INVESTMENTS TRUST registered fund series on Form 485APOS, filed 2006-10-13. Featured series: Cash Assets Portfolio.

## Registration

- Registrant / trust: SHORT TERM INVESTMENTS TRUST
- CIK: 0000205007
- Form: 485APOS
- Filed: 2006-10-13
- State of incorporation: DE
- Accession: 0000950129-06-009005

## Series & classes (41)

_Showing 25 of 41 series/class rows._

| Series | Class | Ticker | New |
| --- | --- | --- | --- |
| [Cash Assets Portfolio](https://search.stillhousedata.com/fund/S000000219) | Institutional Class | — | — |
| [Government & Agency Portfolio](https://search.stillhousedata.com/fund/S000000220) | Cash Management Class | — | — |
| [Government & Agency Portfolio](https://search.stillhousedata.com/fund/S000000220) | Institutional Class | — | — |
| [Government & Agency Portfolio](https://search.stillhousedata.com/fund/S000000220) | Personal Investment Class | — | — |
| [Government & Agency Portfolio](https://search.stillhousedata.com/fund/S000000220) | Private Investment Class | — | — |
| [Government & Agency Portfolio](https://search.stillhousedata.com/fund/S000000220) | Reserve Class | — | — |
| [Government & Agency Portfolio](https://search.stillhousedata.com/fund/S000000220) | Resource Class | — | — |
| [Government & Agency Portfolio](https://search.stillhousedata.com/fund/S000000220) | Sweep Class | — | — |
| [Government & Agency Portfolio](https://search.stillhousedata.com/fund/S000000220) | Corporate Class | — | — |
| [Government TaxAdvantage Portfolio](https://search.stillhousedata.com/fund/S000000221) | Cash Management Class | — | — |
| [Government TaxAdvantage Portfolio](https://search.stillhousedata.com/fund/S000000221) | Institutional Class | — | — |
| [Government TaxAdvantage Portfolio](https://search.stillhousedata.com/fund/S000000221) | Personal Investment Class | — | — |
| [Government TaxAdvantage Portfolio](https://search.stillhousedata.com/fund/S000000221) | Private Investment Class | — | — |
| [Government TaxAdvantage Portfolio](https://search.stillhousedata.com/fund/S000000221) | Reserve Class | — | — |
| [Government TaxAdvantage Portfolio](https://search.stillhousedata.com/fund/S000000221) | Resource Class | — | — |
| [Government TaxAdvantage Portfolio](https://search.stillhousedata.com/fund/S000000221) | Sweep Class | — | — |
| [Government TaxAdvantage Portfolio](https://search.stillhousedata.com/fund/S000000221) | Corporate Class | — | — |
| [Liquid Assets Portfolio](https://search.stillhousedata.com/fund/S000000222) | Cash Management Class | — | — |
| [Liquid Assets Portfolio](https://search.stillhousedata.com/fund/S000000222) | Institutional Class | — | — |
| [Liquid Assets Portfolio](https://search.stillhousedata.com/fund/S000000222) | Personal Investment Class | — | — |
| [Liquid Assets Portfolio](https://search.stillhousedata.com/fund/S000000222) | Private Investment Class | — | — |
| [Liquid Assets Portfolio](https://search.stillhousedata.com/fund/S000000222) | Reserve Class | — | — |
| [Liquid Assets Portfolio](https://search.stillhousedata.com/fund/S000000222) | Resource Class | — | — |
| [Liquid Assets Portfolio](https://search.stillhousedata.com/fund/S000000222) | Sweep Class | — | — |
| [Liquid Assets Portfolio](https://search.stillhousedata.com/fund/S000000222) | Corporate Class | — | — |

## Other filings by this registrant (15)

- [485APOS — 2026-07-09](https://search.stillhousedata.com/launch/0002071844-26-000768)
- [485APOS — 2026-06-24](https://search.stillhousedata.com/launch/0002071844-26-000727)
- [485APOS — 2025-12-11 (1 new series)](https://search.stillhousedata.com/launch/0001193125-25-315498)
- [485APOS — 2024-03-28](https://search.stillhousedata.com/launch/0001193125-24-080691)
- [485APOS — 2020-10-19](https://search.stillhousedata.com/launch/0001137439-20-000880)
- [485APOS — 2018-11-02 (2 new series)](https://search.stillhousedata.com/launch/0001193125-18-317292)
- [485APOS — 2016-07-29](https://search.stillhousedata.com/launch/0001193125-16-664463)
- [NT-NCSR — 2016-05-10](https://search.stillhousedata.com/launch/0001193125-16-585049)
- [485APOS — 2010-10-15](https://search.stillhousedata.com/launch/0000950123-10-093524)
- [485APOS — 2008-02-20 (7 new series)](https://search.stillhousedata.com/launch/0000950129-08-001059)
- [485APOS — 2005-10-20](https://search.stillhousedata.com/launch/0000950129-05-009946)
- [485APOS — 2003-08-28](https://search.stillhousedata.com/launch/0000950129-03-004510)

## More

- [Registrant profile: SHORT TERM INVESTMENTS TRUST](https://search.stillhousedata.com/registrant/205007)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/launch/0000950129-06-009005.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.