The U.S. stock market has become so concentrated that even broad index funds are no longer well diversified, our columnist ...
Stock Market Today: Small caps join the S&P 500 and Dow in losses. Nvidia falls below this level.
The Total Stock Market ETF is more diversified than an S&P 500 index fund. Large-cap value stocks tend to hold up well during stock market sell-offs. The consumer staples sector contains many ...