Your index fund is hiding a looming tech-stock risk — here is how to protect your portfolio (opens original article in a new tab)

The S&P 500's top 10 stocks dominate more than ever, creating potential tech-stock risk in index funds, with suggestions for alternative investment strategies.

• S&P 500's top 10 stocks have increased dominance
• Index funds may pose tech-stock risk
• Article suggests alternative investment approaches