Is the Vanguard S&P 500 ETF Really Diversified?

Investing in retirement can be overwhelming with so many options available. A key part of building a diversified portfolio is investing in a mix of companies. However, having a diversified portfolio doesn’t eliminate risk. You may still face damage if one company or sector stumbles.

One popular choice among long-term investors is the Vanguard S&P 500 ETF (VOO). It offers exposure to hundreds of US companies with just one investment. However, there’s a catch: the fund tracks the S&P 500 index, which means it’s weighted by market capitalization. This can lead to more concentration in large tech companies.

The downside of this is that you might be exposed to a single volatile sector without even realizing it. While the tech sector has delivered exceptional returns in recent years, it may not be ideal for those approaching retirement or with lower risk tolerance.

If you’re looking for broader diversification, consider an equal-weight ETF like the Invesco S&P 500 Equal Weight ETF (RSP). This fund gives each company within the S&P 500 roughly the same weight, reducing sector risk and potential damage from a single company’s downfall.

Key Considerations:

– The Vanguard S&P 500 ETF has a low expense ratio but may not be ideal for those seeking broader diversification.
– The Invesco S&P 500 Equal Weight ETF provides more diversified exposure, especially for those with lower risk tolerance or approaching retirement.
– Ultimately, the choice between these two ETFs depends on your goals, timeline, and risk tolerance.

Source: https://www.fool.com/investing/2026/06/30/the-vanguard-sp-500-etf-is-riskier-than-you-think