# Vanguard Extended Market Index Fund — new fund registration

VANGUARD INDEX FUNDS registered fund series on Form 485APOS, filed 2010-12-13. Featured series: Vanguard Extended Market Index Fund.

## Registration

- Registrant / trust: VANGUARD INDEX FUNDS
- CIK: 0000036405
- Form: 485APOS
- Filed: 2010-12-13
- State of incorporation: DE
- Accession: 0000932471-10-003580
- Reported net assets: $81.5B

## Series & classes (8)

| Series | Class | Ticker | New |
| --- | --- | --- | --- |
| [Vanguard Extended Market Index Fund](https://search.stillhousedata.com/fund/S000002841) | Institutional Shares | VIEIX | — |
| [Vanguard Extended Market Index Fund](https://search.stillhousedata.com/fund/S000002841) | Institutional Plus Shares | VEMPX | — |
| [Vanguard Mid-Cap Index Fund](https://search.stillhousedata.com/fund/S000002844) | Institutional Shares | VMCIX | — |
| [Vanguard Mid-Cap Index Fund](https://search.stillhousedata.com/fund/S000002844) | Institutional Plus Shares | VMCPX | — |
| [Vanguard Small-Cap Index Fund](https://search.stillhousedata.com/fund/S000002845) | Institutional Shares | VSCIX | — |
| [Vanguard Small-Cap Index Fund](https://search.stillhousedata.com/fund/S000002845) | Institutional Plus Shares | VSCPX | — |
| [Vanguard Small-Cap Growth Index Fund](https://search.stillhousedata.com/fund/S000002846) | Institutional Shares | VSGIX | — |
| [Vanguard Small-Cap Value Index Fund](https://search.stillhousedata.com/fund/S000002847) | Institutional Shares | VSIIX | — |

## Fees (from the effective prospectus)

- 12b-1 fee: 0.00%
- Gross expense ratio: 0.19%
- Management fee: 0.18%
- Net expense ratio: 0.23%
- Other expenses: 0.01%

## Investment objective

Vanguard Extended Market ETF, an exchange-traded share class of Vanguard Extended Market Stock Index Fund (the Fund), seeks to track the performance of a benchmark index that measures the investment return of small- and mid-capitalization stocks.

## Advisers

- [The Vanguard Group, Inc. (Advisor)](https://search.stillhousedata.com/firm/105958)

## Other filings by this registrant (15)

- [485APOS — 2017-01-11](https://search.stillhousedata.com/launch/0000932471-17-000072)
- [485APOS — 2016-12-23](https://search.stillhousedata.com/launch/0000932471-16-015027)
- [485APOS — 2016-01-29 (3 new series)](https://search.stillhousedata.com/launch/0000932471-16-009847)
- [485APOS — 2015-02-26](https://search.stillhousedata.com/launch/0000932471-15-005581)
- [485APOS — 2013-06-03](https://search.stillhousedata.com/launch/0000932471-13-006863)
- [485APOS — 2013-04-17](https://search.stillhousedata.com/launch/0000932471-13-006286)
- [485APOS — 2013-01-31](https://search.stillhousedata.com/launch/0000932471-13-000608)
- [485APOS — 2011-07-25](https://search.stillhousedata.com/launch/0000932471-11-003078)
- [485APOS — 2010-10-27](https://search.stillhousedata.com/launch/0000932471-10-003268)
- [485APOS — 2010-10-14 (3 new series)](https://search.stillhousedata.com/launch/0000932471-10-003214)
- [485APOS — 2010-09-07](https://search.stillhousedata.com/launch/0000932471-10-002917)
- [485APOS — 2010-08-31](https://search.stillhousedata.com/launch/0000932471-10-002879)

## More

- [Registrant profile: VANGUARD INDEX FUNDS](https://search.stillhousedata.com/registrant/36405)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/launch/0000932471-10-003580.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

---

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.