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

IVOO · NYSE · Fund

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

## Price

Last close $123.53 on Oct 15, 2026. 52-week range $105.38 – $133.08.

## Fund profile

IVOO tracks a market cap-weighted index of mid-cap US companies.

| Metric | Value |
| --- | --- |
| Issuer | Vanguard |
| Industry | — |
| Inception | Sep 7, 2010 |
| Assets under management | $3.8B |
| Expense ratio | 0.07% |
| Net asset value | $122.30 (as of Oct 14, 2026) |
| Distributions | Quarterly |
| Leverage | 1x |

## Frequently Asked Questions

### What is Vanguard S&P Mid-Cap 400 ETF (IVOO)?

IVOO tracks a market cap-weighted index of mid-cap US companies.

### What is IVOO's expense ratio?

Vanguard S&P Mid-Cap 400 ETF charges an annual expense ratio of 0.07%. The fund is issued by Vanguard.

### How large is IVOO?

Vanguard S&P Mid-Cap 400 ETF manages $3.8B in assets and has traded since Sep 7, 2010.

### How do I buy shares of Vanguard S&P Mid-Cap 400 ETF (IVOO)?

IVOO trades commission-free with a Light Horse Securities brokerage account — from the mobile app, the web at [Light Horse Dashboard](https://portal.lighthorse.io), the trading API, or an [AI agent connected over MCP](/instructions/ai/claude). The trade panel on this page places the order once you are signed in.

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Quotes and charts are not real-time and must not be relied on for trade decisions or valuation.

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).