For most long-term investors, the top index funds prioritize low costs and broad market exposure. As of April 2026, industry heavyweights like Vanguard, Fidelity , and Charles Schwab continue to offer the most competitive options for core portfolio holdings. Top S&P 500 Index Funds
: Currently leads the category with a razor-thin 0.015% expense ratio and no minimum investment requirement. top index funds to buy
: A highly accessible option with a 0.02% expense ratio and a low share price following a recent split, making it ideal for smaller monthly contributions. For most long-term investors, the top index funds
: One of the largest and most liquid ETFs globally with a 0.03% expense ratio . It is favored by those who prefer an investor-owned company structure. : A highly accessible option with a 0
: Offers a 0% expense ratio by tracking a proprietary large-cap index that closely mirrors the S&P 500 without paying licensing fees.
For investors seeking higher potential returns through technology or smaller companies: