: Covers nearly all publicly traded U.S. stocks with a low 0.03% expense ratio . International and Specialized Indices
: A highly competitive fund with a 0.02% expense ratio and no investment minimum.
These options provide broader exposure (including small and mid-cap stocks) or eliminate fees entirely. good index funds to buy
For 2026, top index funds are defined by low costs (expense ratios) and broad diversification. Leading choices typically track major indices like the or the Total Stock Market . Top S&P 500 Index Funds (U.S. Large-Cap)
For geographic diversification beyond the U.S. or specific growth sectors. : Covers nearly all publicly traded U
: Currently one of the lowest-cost ETFs tracking this index with a 0.02% expense ratio . Total Market and Zero-Fee Funds
These funds track 500 of the largest U.S. companies and are core building blocks for most portfolios. These options provide broader exposure (including small and
: Noted by Bankrate and NerdWallet as one of the lowest-cost options with a 0.015% expense ratio and no minimum investment.