# Vanguard S&P Mid-Cap 400 ETF (IVOO) — Holdings

IVOO · NYSE · Fund

Canonical page: https://www.lighthorse.io/tickers/ivoo/holdings

## Top holdings (as of Oct 13, 2026)

The 10 largest positions make up 7.8% of the fund. Want full holdings data source? [Register at AInvest](https://www.ainvest.com/etfs/NYSE-IVOO/holdings/).

| Ticker | Weight |
| --- | --- |
| TWLO | 1.00% |
| ILMN | 0.90% |
| FTI | 0.87% |
| P | 0.82% |
| OKTA | 0.81% |
| ATI | 0.78% |
| NVT | 0.68% |
| CRS | 0.66% |
| USFD | 0.64% |
| XPO | 0.64% |

## Frequently Asked Questions

### What are the top holdings of IVOO?

As of Oct 13, 2026, the largest positions in Vanguard S&P Mid-Cap 400 ETF are TWLO (1.0%), ILMN (0.9%), FTI (0.9%), P (0.8%), OKTA (0.8%).

### How concentrated is IVOO?

The 10 largest positions make up 7.8% of Vanguard S&P Mid-Cap 400 ETF, as reported on Oct 13, 2026.

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Fund holdings are reported periodically and are a snapshot of a past date, not a live position list — what the fund holds today may differ. Weights cover only the largest positions shown, not the whole portfolio.

This page is for informational purposes only. Nothing on it is a recommendation, solicitation or offer to buy or sell any security, nor investment, legal or tax advice. Light Horse Securities Inc does not verify third-party data and is not responsible for its accuracy, completeness or timeliness.

Data provided by [AInvest](https://www.ainvest.com).