# Fidelity SAI U.S. Treasury Bond Index Fund

Fidelity SAI U.S. Treasury Bond Index Fund is a registered fund series of Fidelity Salem Street Trust (series S000052911). Net assets $8.8B as of 2026-05-31. Index fund.

## Profile

- Series ID: S000052911
- Registrant: Fidelity Salem Street Trust
- LEI: 549300AY71TTV67D8F17
- Net assets: $8.8B
- Total assets: $8.8B
- 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/91282CCS8) | — | $179.3M | 204.06% |
| [UST NOTES](https://search.stillhousedata.com/security/9128286T2) | — | $155.3M | 176.74% |
| [UST NOTES](https://search.stillhousedata.com/security/91282CJX0) | — | $147.7M | 168.15% |
| [UNITED STATES TREASURY BOND](https://search.stillhousedata.com/security/912810FB9) | — | $143.9M | 163.79% |
| [UST NOTES](https://search.stillhousedata.com/security/91282CPD7) | — | $137.9M | 156.94% |
| [UST NOTES](https://search.stillhousedata.com/security/912828ZQ6) | — | $135.2M | 153.84% |
| [UNITED STATES TREASURY BOND](https://search.stillhousedata.com/security/912810FM5) | — | $125.4M | 142.76% |
| [UST NOTES](https://search.stillhousedata.com/security/91282CCV1) | — | $121.0M | 137.77% |
| [UST NOTES](https://search.stillhousedata.com/security/91282CEP2) | — | $117.8M | 134.07% |
| [UST NOTES](https://search.stillhousedata.com/security/91282CBJ9) | — | $116.2M | 132.23% |
| [UST NOTES](https://search.stillhousedata.com/security/91282CMN8) | — | $113.4M | 129.06% |
| [UST NOTES](https://search.stillhousedata.com/security/91282CAE1) | — | $112.4M | 127.98% |
| [UST NOTES](https://search.stillhousedata.com/security/91282CCR0) | — | $110.1M | 125.35% |
| [UNITED STATES TREASURY BOND](https://search.stillhousedata.com/security/912810TT5) | — | $106.4M | 121.11% |
| [UST NOTES](https://search.stillhousedata.com/security/91282CAU5) | — | $99.8M | 113.65% |

## Net asset history

| Report date | Net assets |
| --- | --- |
| 2026-05-31 | $8.8B |
| 2026-02-28 | $8.2B |
| 2025-11-30 | $8.9B |
| 2025-08-31 | $9.0B |
| 2025-05-31 | $8.7B |
| 2025-02-28 | $9.6B |
| 2024-11-30 | $10.6B |
| 2024-08-31 | $16.4B |

## More

- [Registrant: Fidelity Salem Street Trust](https://search.stillhousedata.com/registrant/35315)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/fund/S000052911.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.