Farran Powell is the managing editor of investing at Forbes Advisor. She was previously the assistant managing editor of investing at U.S. News & World Report. Her work has appeared in numerous ...

Mary Hall is a editor for Investopedia's Advisor Insights, in addition to being the editor of several books and doctoral papers. Mary received her bachelor's in English from Kent State University with ...

Learn what the S&P 500 Index is, why it matters for investors, and how to invest wisely to build a diversified portfolio with long-term growth potential.

A total stock index fund owns thousands of individual stocks. For example, the Vanguard Total Market Index Fund ETF VTI owns 3,498 companies, and the Fidelity Total Market Index Fund FSKAX owns 3,741 ...