# Rainier Small/Mid Cap Equity Portfolio — new fund registration

RAINIER INVESTMENT MANAGEMENT MUTUAL FUNDS registered fund series on Form 485APOS, filed 2006-12-21. Featured series: Rainier Small/Mid Cap Equity Portfolio.

## Registration

- Registrant / trust: RAINIER INVESTMENT MANAGEMENT MUTUAL FUNDS
- CIK: 0000917125
- Form: 485APOS
- Filed: 2006-12-21
- State of incorporation: DE
- Accession: 0000894189-06-003146

## Series & classes (11)

| Series | Class | Ticker | New |
| --- | --- | --- | --- |
| [Rainier Small/Mid Cap Equity Portfolio](https://search.stillhousedata.com/fund/S000006000) | Original | RIMSX | — |
| [Rainier Small/Mid Cap Equity Portfolio](https://search.stillhousedata.com/fund/S000006000) | Institutional | RAISX | — |
| [Rainier Core Equity Portfolio](https://search.stillhousedata.com/fund/S000006001) | Original | RIMEX | — |
| [Rainier Core Equity Portfolio](https://search.stillhousedata.com/fund/S000006001) | Institutional | RAIEX | — |
| [Rainier Growth Equity Portfolio](https://search.stillhousedata.com/fund/S000006002) | Original | RGROX | — |
| [Rainier Growth Equity Portfolio](https://search.stillhousedata.com/fund/S000006002) | Institutional | — | — |
| [Rainier Balanced Portfolio](https://search.stillhousedata.com/fund/S000006003) | Original | RIMBX | — |
| [Rainier Balanced Portfolio](https://search.stillhousedata.com/fund/S000006003) | Institutional | RAIBX | — |
| [Rainier Intermediate Fixed Income Portfolio](https://search.stillhousedata.com/fund/S000006004) | Original | RIMFX | — |
| [Rainier Mid Cap Equity Portfolio](https://search.stillhousedata.com/fund/S000006005) | Original | RIMMX | — |
| [Rainier Mid Cap Equity Portfolio](https://search.stillhousedata.com/fund/S000006005) | Institutional | RAIMX | — |

## Fees (from the effective prospectus)

- 12b-1 fee: 0.25%
- Gross expense ratio: 1.39%
- Management fee: 0.85%
- Other expenses: 0.29%

## Investment objective

The Rainier Small/Mid Cap Equity Fund (the “Small/Mid Cap Equity Fund” or “Fund”) seeks to maximize long-term capital appreciation.

## Other filings by this registrant (13)

- [485APOS — 2016-04-12](https://search.stillhousedata.com/launch/0000894189-16-008899)
- [485APOS — 2016-02-23](https://search.stillhousedata.com/launch/0000894189-16-007763)
- [485APOS — 2012-09-20](https://search.stillhousedata.com/launch/0001193125-12-398607)
- [485APOS — 2012-05-15](https://search.stillhousedata.com/launch/0001193125-12-234733)
- [485APOS — 2011-12-23 (1 new series)](https://search.stillhousedata.com/launch/0001193125-11-351032)
- [485APOS — 2010-05-27](https://search.stillhousedata.com/launch/0000894189-10-002097)
- [485APOS — 2009-01-15 (1 new series)](https://search.stillhousedata.com/launch/0000894189-09-000072)
- [485APOS — 2006-05-22](https://search.stillhousedata.com/launch/0000894189-06-001219)
- [485APOS — 2005-10-13](https://search.stillhousedata.com/launch/0001144204-05-031612)
- [485APOS — 2005-05-26](https://search.stillhousedata.com/launch/0000894189-05-001322)
- [NT-NCSR — 2004-06-09](https://search.stillhousedata.com/launch/0000894189-04-001006)
- [NT-NCSR — 2003-12-10](https://search.stillhousedata.com/launch/0000894189-03-001829)

## More

- [Registrant profile: RAINIER INVESTMENT MANAGEMENT MUTUAL FUNDS](https://search.stillhousedata.com/registrant/917125)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/launch/0000894189-06-003146.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

---

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.