# Money Market Portfolio — new fund registration

CALVERT SOCIAL INVESTMENT FUND registered fund series on Form 485APOS, filed 2009-11-20. Featured series: Money Market Portfolio.

## Registration

- Registrant / trust: CALVERT SOCIAL INVESTMENT FUND
- CIK: 0000356682
- Form: 485APOS
- Filed: 2009-11-20
- Accession: 0000356682-09-000036

## Series & classes (25)

| Series | Class | Ticker | New |
| --- | --- | --- | --- |
| [Money Market Portfolio](https://search.stillhousedata.com/fund/S000008716) | Money Market Portfolio | CSIXX | — |
| [Balanced Portfolio](https://search.stillhousedata.com/fund/S000008717) | Class A | CSIFX | — |
| [Balanced Portfolio](https://search.stillhousedata.com/fund/S000008717) | Class B | CSLBX | — |
| [Balanced Portfolio](https://search.stillhousedata.com/fund/S000008717) | Class C | CSGCX | — |
| [Balanced Portfolio](https://search.stillhousedata.com/fund/S000008717) | Class I | CBAIX | — |
| [Bond Portfolio](https://search.stillhousedata.com/fund/S000008718) | Class A | CSIBX | — |
| [Bond Portfolio](https://search.stillhousedata.com/fund/S000008718) | Class B | CBDBX | — |
| [Bond Portfolio](https://search.stillhousedata.com/fund/S000008718) | Class C | CSBCX | — |
| [Bond Portfolio](https://search.stillhousedata.com/fund/S000008718) | Class I | CBDIX | — |
| [Bond Portfolio](https://search.stillhousedata.com/fund/S000008718) | Class Y | — | — |
| [Equity Portfolio](https://search.stillhousedata.com/fund/S000008719) | Class A | CSIEX | — |
| [Equity Portfolio](https://search.stillhousedata.com/fund/S000008719) | Class B | CSEBX | — |
| [Equity Portfolio](https://search.stillhousedata.com/fund/S000008719) | Class C | CSECX | — |
| [Equity Portfolio](https://search.stillhousedata.com/fund/S000008719) | Class I | CEYIX | — |
| [Equity Portfolio](https://search.stillhousedata.com/fund/S000008719) | Class Y | — | — |
| [Enhanced Equity Fund](https://search.stillhousedata.com/fund/S000008720) | Class A | CMIFX | — |
| [Enhanced Equity Fund](https://search.stillhousedata.com/fund/S000008720) | Class B | CDXBX | — |
| [Enhanced Equity Fund](https://search.stillhousedata.com/fund/S000008720) | Class C | CMICX | — |
| [Enhanced Equity Fund](https://search.stillhousedata.com/fund/S000008720) | Class I | CMIIX | — |
| [Calvert Conservative Allocation Fund](https://search.stillhousedata.com/fund/S000008721) | Class A | CCRAX | — |
| [Calvert Conservative Allocation Fund](https://search.stillhousedata.com/fund/S000008721) | Class C | CALCX | — |
| [Calvert Moderate Allocation Fund](https://search.stillhousedata.com/fund/S000008722) | Class A | CMAAX | — |
| [Calvert Moderate Allocation Fund](https://search.stillhousedata.com/fund/S000008722) | Class C | CMACX | — |
| [Calvert Aggressive Allocation Fund](https://search.stillhousedata.com/fund/S000008723) | Class A | CAAAX | — |
| [Calvert Aggressive Allocation Fund](https://search.stillhousedata.com/fund/S000008723) | Class C | CAACX | — |

## Fees (from the effective prospectus)

- 12b-1 fee: 0.00%
- Gross expense ratio: 0.84%
- Management fee: 0.50%
- Other expenses: 0.34%

## Investment objective

The Fund seeks to provide the highest level of current income, consistent with liquidity, safety and security of capital, through investment in money market instruments meeting the Fund’s investment criteria, including financial, sustainability and social responsibility factors. This objective may be changed by the Fund’s Board of Trustees without shareholder approval.

## Other filings by this registrant (13)

- [485APOS — 2022-02-04 (4 new series)](https://search.stillhousedata.com/launch/0000940394-22-000202)
- [485APOS — 2016-12-02](https://search.stillhousedata.com/launch/0000356682-16-000245)
- [485APOS — 2016-03-21](https://search.stillhousedata.com/launch/0000356682-16-000164)
- [485APOS — 2012-11-27](https://search.stillhousedata.com/launch/0000356682-12-000043)
- [NT-NCSR — 2011-12-09](https://search.stillhousedata.com/launch/0000356682-11-000078)
- [485APOS — 2005-06-28](https://search.stillhousedata.com/launch/0000356682-05-000026)
- [485APOS — 2005-05-18](https://search.stillhousedata.com/launch/0000356682-05-000019)
- [485APOS — 2005-04-26](https://search.stillhousedata.com/launch/0000356682-05-000016)
- [485APOS — 2005-04-15](https://search.stillhousedata.com/launch/0000356682-05-000014)
- [485APOS — 2005-03-29](https://search.stillhousedata.com/launch/0000356682-05-000012)
- [485APOS — 2005-01-19](https://search.stillhousedata.com/launch/0000356682-05-000005)
- [485APOS — 2005-01-19](https://search.stillhousedata.com/launch/0000356682-05-000004)

## More

- [Registrant profile: CALVERT SOCIAL INVESTMENT FUND](https://search.stillhousedata.com/registrant/356682)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/launch/0000356682-09-000036.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.