# VANGUARD S&P MID-CAP 400 INDEX FUND

VANGUARD S&P MID-CAP 400 INDEX FUND is a ETF series of VANGUARD ADMIRAL FUNDS (series S000030014). Net assets $5.6B as of 2026-05-31. Index fund.

## Profile

- Series ID: S000030014
- Registrant: VANGUARD ADMIRAL FUNDS
- LEI: 49QBOW886LK2OEO2NG65
- Net assets: $5.6B
- Total assets: $5.6B
- As of: 2026-05-31
- Type: ETF, Index

## Advisers

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

## Top holdings (200 reported)

_Showing 15 of 200 holdings by value._

| Holding | Ticker | Value | % of fund |
| --- | --- | --- | --- |
| [Flex Ltd](https://search.stillhousedata.com/security/Y2573F102) | — | $88.5M | 157.94% |
| [Twilio Inc](https://search.stillhousedata.com/security/90138F102) | — | $46.1M | 82.35% |
| [TechnipFMC PLC](https://search.stillhousedata.com/security/G87110105) | — | $44.2M | 78.85% |
| [Curtiss-Wright Corp](https://search.stillhousedata.com/security/231561101) | — | $44.0M | 78.53% |
| [nVent Electric PLC](https://search.stillhousedata.com/security/G6700G107) | — | $43.0M | 76.77% |
| [Sterling Infrastructure Inc](https://search.stillhousedata.com/security/859241101) | — | $42.2M | 75.34% |
| [XPO Inc](https://search.stillhousedata.com/security/983793100) | — | $40.1M | 71.51% |
| [Everpure Inc](https://search.stillhousedata.com/security/74624M102) | — | $39.8M | 71.05% |
| [Illumina Inc](https://search.stillhousedata.com/security/452327109) | — | $39.8M | 70.99% |
| [United Therapeutics Corp](https://search.stillhousedata.com/security/91307C102) | — | $38.3M | 68.31% |
| [ATI Inc](https://search.stillhousedata.com/security/01741R102) | — | $38.0M | 67.80% |
| [MACOM Technology Solutions Holdings Inc](https://search.stillhousedata.com/security/55405Y100) | — | $37.5M | 67.01% |
| [Fabrinet](https://search.stillhousedata.com/security/G3323L100) | — | $37.4M | 66.77% |
| [Carpenter Technology Corp](https://search.stillhousedata.com/security/144285103) | — | $37.3M | 66.55% |
| [Nextpower Inc](https://search.stillhousedata.com/security/65290E101) | — | $37.1M | 66.16% |

## Net asset history

| Report date | Net assets |
| --- | --- |
| 2026-05-31 | $5.6B |
| 2026-02-28 | $5.3B |
| 2025-11-30 | $4.7B |
| 2025-08-31 | $4.5B |
| 2025-05-31 | $4.2B |
| 2025-02-28 | $4.1B |
| 2024-11-30 | $4.3B |
| 2024-08-31 | $3.7B |

## More

- [Registrant: VANGUARD ADMIRAL FUNDS](https://search.stillhousedata.com/registrant/891190)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/fund/S000030014.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.