# BlackRock Russell 1000 Index Fund — new fund registration

BlackRock Funds III registered 1 new fund series on Form 485APOS, filed 2011-01-14. Featured series: BlackRock Russell 1000 Index Fund.

## Registration

- Registrant / trust: BlackRock Funds III
- CIK: 0000893818
- Form: 485APOS
- Filed: 2011-01-14
- State of incorporation: DE
- Accession: 0001193125-11-007684
- Reported net assets: $1.8B

## Series & classes (3)

| Series | Class | Ticker | New |
| --- | --- | --- | --- |
| [BlackRock Russell 1000 Index Fund](https://search.stillhousedata.com/fund/S000031723) | Investor A Shares | — | Yes |
| [BlackRock Russell 1000 Index Fund](https://search.stillhousedata.com/fund/S000031723) | Institutional Shares | — | Yes |
| [BlackRock Russell 1000 Index Fund](https://search.stillhousedata.com/fund/S000031723) | Class K shares | — | Yes |

## Fees (from the effective prospectus)

- 12b-1 fee: 0.25%
- Gross expense ratio: 0.36%
- Management fee: 0.03%
- Net expense ratio: 0.36%
- Other expenses: 0.08%

## Investment objective

The investment objective of iShares Russell 1000 Large-Cap Index Fund (Large-Cap Index Fund or the Fund), a series of BlackRock Funds III (the Trust), is to match the performance of the Russell 1000 Index (the Russell 1000 or the Underlying Index ) as closely as possible before the deduction of Fund expenses.

## Advisers

- [BlackRock Fund Advisors (Advisor)](https://search.stillhousedata.com/firm/105247)

## Other filings by this registrant (15)

- [485APOS — 2026-02-23](https://search.stillhousedata.com/launch/0001193125-26-063944)
- [485APOS — 2024-05-22 (5 new series)](https://search.stillhousedata.com/launch/0001193125-24-144839)
- [485APOS — 2024-05-22 (4 new series)](https://search.stillhousedata.com/launch/0001193125-24-144836)
- [485APOS — 2024-05-22 (3 new series)](https://search.stillhousedata.com/launch/0001193125-24-144834)
- [485APOS — 2023-06-08](https://search.stillhousedata.com/launch/0001193125-23-163343)
- [485APOS — 2023-06-07 (1 new series)](https://search.stillhousedata.com/launch/0001193125-23-162447)
- [485APOS — 2022-09-30 (1 new series)](https://search.stillhousedata.com/launch/0001193125-22-255751)
- [485APOS — 2020-05-15 (30 new series)](https://search.stillhousedata.com/launch/0001193125-20-144137)
- [485APOS — 2019-05-29 (4 new series)](https://search.stillhousedata.com/launch/0001193125-19-159789)
- [485APOS — 2019-05-29 (5 new series)](https://search.stillhousedata.com/launch/0001193125-19-159795)
- [485APOS — 2019-03-11](https://search.stillhousedata.com/launch/0001193125-19-070994)
- [485APOS — 2018-04-19](https://search.stillhousedata.com/launch/0001193125-18-122679)

## More

- [Registrant profile: BlackRock Funds III](https://search.stillhousedata.com/registrant/893818)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/launch/0001193125-11-007684.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.