
The fund employs an indexing investment approach designed to track the performance of the CRSP US Mid Cap Index, a broadly diversified index of stocks of mid-size U.S. companies. The advisor attempts to replicate the target index by investing all, or substantially all, of its assets in the stocks that make up the index, holding each stock in approximately the same proportion as its weighting in the index.
Is VO's expense ratio expensive, average, or a steal for its category?
Pro reveals the verdict on a 5-tier spectrum calibrated against ICI 2025 industry averages, with strategy-aware bands so the comparison is meaningful.

The Vanguard Mid-Cap Index Fund ETF Shares (VO) was launched on January 26, 2004, and is a passively managed exchange traded fund designed to offer broad exposure to the Mid Cap Blend segment of the US equity market.

The ETF market saw a dramatic macroeconomic shift this past week as investors re-evaluated risk exposure. A sudden drop in energy prices early in the week initially gave investors confidence, moving away from concentrated defensive funds into broader market exposure.

Ultra-low-cost index ETFs offer broad market coverage and make great core long-term holdings. These five combine low fees, diversification and solid track records.

Even if you have only a modest amount of money to invest, any one of these funds provides the diversified, broad market coverage to serve as the core of your portfolio.

VO is a low-cost ETF offered by Vanguard, providing broad exposure to U.S. mid-cap stocks as defined by CRSP. However, CRSP Indexes allow overlap with the small/large-cap segments, impacting efficiency. As is common for Vanguard ETFs, VO will most likely deliver average category returns year to year, as it has done historically. However, it's not ideal from a fundamentals perspective. This article suggests combining XMHQ and XMMO to create a high-quality portfolio with strong momentum characteristics, potentially allowing for lesser drawdowns and faster recoveries.