# MML SERIES INVESTMENT FUND

MML SERIES INVESTMENT FUND (CIK 67160) is an SEC-registered fund company with 27 reporting fund series and $7.9B in net assets as of 2026-03-31.

## Registrant

- CIK: 67160
- File number: 811-02224
- LEI: VQ1HG47DNRJG3HBJH467
- Address: 1295 State Street, Springfield, US-MA, 01111-0001
- Phone: 413-744-1000
- Net assets: $7.9B
- Total assets: $8.1B
- Fund series: 27
- Latest report: 2026-03-31

## Fund series (27)

_Showing 25 of 27 series._

| Series | Net assets |
| --- | --- |
| [MML Moderate Allocation Fund](https://search.stillhousedata.com/fund/S000018541) | $837.2M |
| [MML Growth Allocation Fund](https://search.stillhousedata.com/fund/S000018542) | $834.5M |
| [MML Equity Index Fund](https://search.stillhousedata.com/fund/S000003823) | $643.4M |
| [MML American Funds Core Allocation Fund](https://search.stillhousedata.com/fund/S000023210) | $513.0M |
| [MML Global Fund](https://search.stillhousedata.com/fund/S000011480) | $472.6M |
| [MML Equity Income Fund](https://search.stillhousedata.com/fund/S000011482) | $444.7M |
| [MML Blue Chip Growth Fund](https://search.stillhousedata.com/fund/S000011485) | $407.4M |
| [MML VIP Fidelity Institutional AM Core Plus Bond Fund](https://search.stillhousedata.com/fund/S000029642) | $361.7M |
| [MML Mid Cap Growth Fund](https://search.stillhousedata.com/fund/S000011489) | $352.0M |
| [MML Fundamental Equity Fund](https://search.stillhousedata.com/fund/S000034946) | $330.0M |
| [MML American Funds Growth Fund](https://search.stillhousedata.com/fund/S000023208) | $320.3M |
| [MML Balanced Allocation Fund](https://search.stillhousedata.com/fund/S000018540) | $257.1M |
| [MML VIP American Century Mid Cap Value Fund](https://search.stillhousedata.com/fund/S000011488) | $231.1M |
| [MML VIP MFS International Equity Fund](https://search.stillhousedata.com/fund/S000043749) | $223.1M |
| [MML Focused Equity Fund](https://search.stillhousedata.com/fund/S000034945) | $203.1M |
| [MML Conservative Allocation Fund](https://search.stillhousedata.com/fund/S000018539) | $195.6M |
| [MML VIP Loomis Sayles Large Cap Growth Fund](https://search.stillhousedata.com/fund/S000011486) | $182.2M |
| [MML Foreign Fund](https://search.stillhousedata.com/fund/S000011481) | $163.9M |
| [MML Fundamental Value Fund](https://search.stillhousedata.com/fund/S000029641) | $154.9M |
| [MML Small Cap Growth Equity Fund](https://search.stillhousedata.com/fund/S000003827) | $133.3M |
| [MML Income & Growth Fund](https://search.stillhousedata.com/fund/S000011483) | $129.4M |
| [MML Sustainable Equity Fund](https://search.stillhousedata.com/fund/S000011484) | $124.3M |
| [MML Small/Mid Cap Value Fund](https://search.stillhousedata.com/fund/S000011478) | $119.8M |
| [MML Aggressive Allocation Fund](https://search.stillhousedata.com/fund/S000018543) | $111.4M |
| [MML Managed Volatility Fund](https://search.stillhousedata.com/fund/S000003825) | $86.8M |

## Largest reported holdings (across all series)

| Holding | Value |
| --- | --- |
| [United States Treasury](https://search.stillhousedata.com/security/91282CPD7) | $44.7M |
| [United States Treasury](https://search.stillhousedata.com/security/912810UM8) | $37.3M |
| [United States Treasury](https://search.stillhousedata.com/security/91282CNT4) | $31.9M |
| [United States Treasury](https://search.stillhousedata.com/security/91282CPC9) | $12.9M |
| [United States Treasury](https://search.stillhousedata.com/security/91282CPQ8) | $9.7M |
| [United States Treasury](https://search.stillhousedata.com/security/912810UN6) | $9.5M |
| [United States Treasury](https://search.stillhousedata.com/security/91282CPA3) | $9.5M |
| [United States Treasury](https://search.stillhousedata.com/security/91282CNZ0) | $9.4M |
| [Government National Mortgage Association](https://search.stillhousedata.com/security/21H060655) | $6.3M |
| Fixed Income Clearing Corp. | $5.5M |
| [JPMORGAN CHASE & CO](https://search.stillhousedata.com/security/46647PCU8) | $3.6M |
| [UMBS, TBA](https://search.stillhousedata.com/security/01F052649) | $3.5M |
| [BANK OF AMERICA CORP](https://search.stillhousedata.com/security/06051GKA6) | $3.3M |
| [UMBS, TBA](https://search.stillhousedata.com/security/01F042640) | $3.2M |
| [MORGAN STANLEY](https://search.stillhousedata.com/security/6174468P7) | $3.0M |

## More

- [CIK 67160 on SEC EDGAR (source of record)](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=67160&type=&dateb=&owner=include&count=40)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/registrant/67160.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.