Just 10 stocks account for nearly 40% of the S&P 500's value, the highest concentration in the stock market since the Great Depression. Today's top-heavy stock market concentration was among the risks ...
Fidelity's 2026 stock market outlook carries a message for anyone who feels comfortable with their portfolio right now, and ...
I recently gave a presentation to some new colleagues from the Center for Research in Security Prices, an affiliate of the University of Chicago acquired by Morningstar. One of my slides highlighted ...