# Fidelity Series Treasury Bill Index Fund — new fund registration

FIDELITY HEREFORD STREET TRUST registered 1 new fund series on Form 485APOS, filed 2018-05-31. Featured series: Fidelity Series Treasury Bill Index Fund.

## Registration

- Registrant / trust: FIDELITY HEREFORD STREET TRUST
- CIK: 0000917286
- Form: 485APOS
- Filed: 2018-05-31
- State of incorporation: DE
- Accession: 0001193125-18-180203
- Reported net assets: $2.0B

## Series & classes (1)

| Series | Class | Ticker | New |
| --- | --- | --- | --- |
| [Fidelity Series Treasury Bill Index Fund](https://search.stillhousedata.com/fund/S000062807) | Fidelity Series Treasury Bill Index Fund | FHQFX | Yes |

## Fees (from the effective prospectus)

- 12b-1 fee: 0.00%
- Gross expense ratio: 0.00%
- Management fee: 0.00%
- Other expenses: 0.00%

## Investment objective

Fidelity Series Treasury Bill Index Fund seeks a high level of current income consistent with preservation of capital.

## Advisers

- [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)
- [FMR Investment Management (UK) Limited (Subadvisor)](https://search.stillhousedata.com/firm/108273)

## Other filings by this registrant (11)

- [485APOS — 2026-03-19 (1 new series)](https://search.stillhousedata.com/launch/0001133228-26-003808)
- [485APOS — 2025-03-21](https://search.stillhousedata.com/launch/0001133228-25-002995)
- [485APOS — 2024-11-27](https://search.stillhousedata.com/launch/0000917286-24-000088)
- [485APOS — 2024-09-26 (1 new series)](https://search.stillhousedata.com/launch/0001133228-24-009138)
- [485APOS — 2021-09-27](https://search.stillhousedata.com/launch/0001379491-21-004109)
- [485APOS — 2017-11-21](https://search.stillhousedata.com/launch/0001379491-17-007562)
- [485APOS — 2017-04-28](https://search.stillhousedata.com/launch/0001379491-17-002576)
- [485APOS — 2016-12-02 (1 new series)](https://search.stillhousedata.com/launch/0001379491-16-007876)
- [485APOS — 2015-01-30](https://search.stillhousedata.com/launch/0000917286-15-000017)
- [485APOS — 2013-04-12 (1 new series)](https://search.stillhousedata.com/launch/0000704207-13-000061)
- [485APOS — 2005-04-15](https://search.stillhousedata.com/launch/0000917286-05-000002)

## More

- [Registrant profile: FIDELITY HEREFORD STREET TRUST](https://search.stillhousedata.com/registrant/917286)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/launch/0001193125-18-180203.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.