# State Street Balanced Index Fund

State Street Balanced Index Fund is a registered fund series of STATE STREET INSTITUTIONAL INVESTMENT TRUST (series S000082802). Net assets $583.8M as of 2026-03-31. Index fund.

## Profile

- Series ID: S000082802
- Registrant: STATE STREET INSTITUTIONAL INVESTMENT TRUST
- LEI: 9845003FAA4A8T4D1367
- Net assets: $583.8M
- Total assets: $586.8M
- As of: 2026-03-31
- Type: Index

## Advisers

- [SSGA Funds Management, Inc. (Advisor)](https://search.stillhousedata.com/firm/111242)

## Top holdings (200 reported)

_Showing 15 of 200 holdings by value._

| Holding | Ticker | Value | % of fund |
| --- | --- | --- | --- |
| [State Street Aggregate Bond Index Portfolio](https://search.stillhousedata.com/security/85749T772) | — | $238.6M | 4086.92% |
| [NVIDIA Corp](https://search.stillhousedata.com/security/67066G104) | — | $23.0M | 394.28% |
| [Apple Inc](https://search.stillhousedata.com/security/037833100) | — | $20.2M | 346.63% |
| [Microsoft Corp](https://search.stillhousedata.com/security/594918104) | — | $14.9M | 255.83% |
| [Amazon.com Inc](https://search.stillhousedata.com/security/023135106) | — | $11.0M | 188.89% |
| [Alphabet Inc](https://search.stillhousedata.com/security/02079K305) | — | $9.1M | 156.32% |
| [Broadcom Inc](https://search.stillhousedata.com/security/11135F101) | — | $8.0M | 136.55% |
| [Alphabet Inc](https://search.stillhousedata.com/security/02079K107) | — | $7.3M | 124.32% |
| [Meta Platforms Inc](https://search.stillhousedata.com/security/30303M102) | — | $6.8M | 116.29% |
| [Tesla Inc](https://search.stillhousedata.com/security/88160R101) | — | $5.7M | 97.27% |
| [Berkshire Hathaway Inc](https://search.stillhousedata.com/security/084670702) | — | $4.8M | 81.76% |
| [JPMorgan Chase & Co](https://search.stillhousedata.com/security/46625H100) | — | $4.3M | 73.90% |
| [Eli Lilly & Co](https://search.stillhousedata.com/security/532457108) | — | $4.0M | 67.94% |
| [Exxon Mobil Corp](https://search.stillhousedata.com/security/30231G102) | — | $3.9M | 66.10% |
| [Johnson & Johnson](https://search.stillhousedata.com/security/478160104) | — | $3.2M | 54.89% |

## Net asset history

| Report date | Net assets |
| --- | --- |
| 2026-03-31 | $583.8M |
| 2025-12-31 | $608.7M |
| 2025-09-30 | $611.6M |
| 2025-06-30 | $575.0M |
| 2025-03-31 | $547.0M |
| 2024-12-31 | $560.8M |
| 2024-09-30 | $128.3M |
| 2024-06-30 | $25.2M |

## More

- [Registrant: STATE STREET INSTITUTIONAL INVESTMENT TRUST](https://search.stillhousedata.com/registrant/1107414)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/fund/S000082802.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.