# Fidelity Series Bond Index Fund

Fidelity Series Bond Index Fund is a registered fund series of Fidelity Salem Street Trust (series S000065215). Net assets $34.0B as of 2026-05-31. Index fund.

## Profile

- Series ID: S000065215
- Registrant: Fidelity Salem Street Trust
- LEI: 549300XHF1E6JS1FSU59
- Net assets: $34.0B
- Total assets: $35.2B
- As of: 2026-05-31
- Type: Index

## Advisers

- [FMR Investment Management (UK) Limited (Subadvisor)](https://search.stillhousedata.com/firm/108273)
- [Fidelity Management & Research Company LLC (Advisor)](https://search.stillhousedata.com/firm/108281)
- [Fidelity Management & Research (Hong Kong) Limited (Subadvisor)](https://search.stillhousedata.com/firm/148045)
- [Fidelity Management & Research (Japan) Limited (Subadvisor)](https://search.stillhousedata.com/firm/148239)

## Top holdings (200 reported)

_Showing 15 of 200 holdings by value._

| Holding | Ticker | Value | % of fund |
| --- | --- | --- | --- |
| [UST NOTES](https://search.stillhousedata.com/security/91282CQJ3) | — | $394.0M | 115.72% |
| [UST NOTES](https://search.stillhousedata.com/security/91282CND9) | — | $381.1M | 111.93% |
| [UST NOTES](https://search.stillhousedata.com/security/91282CKV2) | — | $376.4M | 110.54% |
| [UST NOTES](https://search.stillhousedata.com/security/91282CPZ8) | — | $372.3M | 109.34% |
| [UST NOTES](https://search.stillhousedata.com/security/91282CPT2) | — | $358.9M | 105.41% |
| [UNITED STATES TREASURY BOND](https://search.stillhousedata.com/security/912810TZ1) | — | $300.8M | 88.34% |
| [UST NOTES](https://search.stillhousedata.com/security/91282CNH0) | — | $270.9M | 79.55% |
| [UST NOTES](https://search.stillhousedata.com/security/91282CQN4) | — | $248.3M | 72.94% |
| [UNITED STATES TREASURY BOND](https://search.stillhousedata.com/security/912810UT3) | — | $247.2M | 72.60% |
| [UNITED STATES TREASURY BOND](https://search.stillhousedata.com/security/912810UL0) | — | $232.8M | 68.38% |
| [UST NOTES](https://search.stillhousedata.com/security/91282CNA5) | — | $227.4M | 66.80% |
| [UST NOTES](https://search.stillhousedata.com/security/91282CFF3) | — | $219.4M | 64.44% |
| [UNITED STATES TREASURY BOND](https://search.stillhousedata.com/security/912810TX6) | — | $200.1M | 58.78% |
| [UST NOTES](https://search.stillhousedata.com/security/91282CQK0) | — | $199.6M | 58.62% |
| [UST NOTES](https://search.stillhousedata.com/security/91282CLU3) | — | $196.5M | 57.71% |

## Net asset history

| Report date | Net assets |
| --- | --- |
| 2026-05-31 | $34.0B |
| 2026-02-28 | $33.4B |
| 2025-11-30 | $31.8B |
| 2025-08-31 | $30.0B |
| 2025-05-31 | $27.0B |
| 2025-02-28 | $27.8B |
| 2024-11-30 | $26.5B |
| 2024-08-31 | $25.8B |

## More

- [Registrant: Fidelity Salem Street Trust](https://search.stillhousedata.com/registrant/35315)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/fund/S000065215.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.