# MML Equity Index Fund — new fund registration

MML SERIES INVESTMENT FUND registered fund series on Form 485APOS, filed 2017-03-02. Featured series: MML Equity Index Fund.

## Registration

- Registrant / trust: MML SERIES INVESTMENT FUND
- CIK: 0000067160
- Form: 485APOS
- Filed: 2017-03-02
- State of incorporation: CT
- Accession: 0001193125-17-067813
- Reported net assets: $643.4M

## Series & classes (41)

_Showing 25 of 41 series/class rows._

| Series | Class | Ticker | New |
| --- | --- | --- | --- |
| [MML Equity Index Fund](https://search.stillhousedata.com/fund/S000003823) | Class I | — | — |
| [MML Equity Index Fund](https://search.stillhousedata.com/fund/S000003823) | Class II | — | — |
| [MML Equity Index Fund](https://search.stillhousedata.com/fund/S000003823) | Class III | — | — |
| [MML Equity Index Fund](https://search.stillhousedata.com/fund/S000003823) | Service Class I | — | — |
| [MML Managed Volatility Fund](https://search.stillhousedata.com/fund/S000003825) | Initial Class | — | — |
| [MML Managed Volatility Fund](https://search.stillhousedata.com/fund/S000003825) | Service Class | — | — |
| [MML Small Cap Growth Equity Fund](https://search.stillhousedata.com/fund/S000003827) | Initial Class | — | — |
| [MML Small Cap Growth Equity Fund](https://search.stillhousedata.com/fund/S000003827) | Service Class | — | — |
| [MML Small/Mid Cap Value Fund](https://search.stillhousedata.com/fund/S000011478) | Initial Class | — | — |
| [MML Small/Mid Cap Value Fund](https://search.stillhousedata.com/fund/S000011478) | Service Class | — | — |
| [MML Global Fund](https://search.stillhousedata.com/fund/S000011480) | Class I | — | — |
| [MML Global Fund](https://search.stillhousedata.com/fund/S000011480) | Class II | — | — |
| [MML Global Fund](https://search.stillhousedata.com/fund/S000011480) | Service Class I | — | — |
| [MML Foreign Fund](https://search.stillhousedata.com/fund/S000011481) | Initial Class | — | — |
| [MML Foreign Fund](https://search.stillhousedata.com/fund/S000011481) | Service Class | — | — |
| [MML Equity Income Fund](https://search.stillhousedata.com/fund/S000011482) | Initial Class | — | — |
| [MML Equity Income Fund](https://search.stillhousedata.com/fund/S000011482) | Service Class | — | — |
| [MML Income & Growth Fund](https://search.stillhousedata.com/fund/S000011483) | Initial Class | — | — |
| [MML Income & Growth Fund](https://search.stillhousedata.com/fund/S000011483) | Service Class | — | — |
| [MML Growth & Income Fund](https://search.stillhousedata.com/fund/S000011484) | Initial Class | — | — |
| [MML Growth & Income Fund](https://search.stillhousedata.com/fund/S000011484) | Service Class | — | — |
| [MML Blue Chip Growth Fund](https://search.stillhousedata.com/fund/S000011485) | Initial Class | — | — |
| [MML Blue Chip Growth Fund](https://search.stillhousedata.com/fund/S000011485) | Service Class | — | — |
| [MML Large Cap Growth Fund](https://search.stillhousedata.com/fund/S000011486) | Initial Class | — | — |
| [MML Large Cap Growth Fund](https://search.stillhousedata.com/fund/S000011486) | Service Class | — | — |

## Fees (from the effective prospectus)

- 12b-1 fee: 0.00%
- Gross expense ratio: 0.44%
- Management fee: 0.10%
- Net expense ratio: 0.44%
- Other expenses: 0.34%

## Investment objective

The Fund seeks to provide investment results that correspond to the total return performance of publicly traded common stocks in the aggregate as represented by the S&P 500 Index \* .

## Advisers

- [MML Investment Advisers, LLC (Advisor)](https://search.stillhousedata.com/firm/169568)
- [BlackRock Investment Management, LLC (Subadvisor)](https://search.stillhousedata.com/firm/108928)

## Other filings by this registrant (15)

- [485APOS — 2026-02-06 (1 new series)](https://search.stillhousedata.com/launch/0001133228-26-001515)
- [485APOS — 2025-02-24](https://search.stillhousedata.com/launch/0001104659-25-016447)
- [485APOS — 2022-03-02](https://search.stillhousedata.com/launch/0001104659-22-029374)
- [485APOS — 2020-03-02](https://search.stillhousedata.com/launch/0001104659-20-028003)
- [485APOS — 2019-03-01](https://search.stillhousedata.com/launch/0001144204-19-011643)
- [485APOS — 2018-03-02](https://search.stillhousedata.com/launch/0001193125-18-068953)
- [485APOS — 2015-02-27](https://search.stillhousedata.com/launch/0001193125-15-069583)
- [485APOS — 2013-10-17 (2 new series)](https://search.stillhousedata.com/launch/0001193125-13-402417)
- [485APOS — 2013-03-01](https://search.stillhousedata.com/launch/0001193125-13-087786)
- [485APOS — 2012-03-02](https://search.stillhousedata.com/launch/0001193125-12-094723)
- [485APOS — 2011-09-22 (4 new series)](https://search.stillhousedata.com/launch/0001193125-11-254434)
- [485APOS — 2011-03-02](https://search.stillhousedata.com/launch/0001193125-11-053732)

## More

- [Registrant profile: MML SERIES INVESTMENT FUND](https://search.stillhousedata.com/registrant/67160)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/launch/0001193125-17-067813.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.