Are Dispersion and Concentration in the Stock Market Too High?
U.S. large cap stocks, as measured by the S&P 500, delivered a solid performance in the first half of 2024. In January, the index eclipsed an all-time high, and in the five months that followed, it reached 31 more. Volatility has also been relatively subdued. In the first six months, there was only one instance when the index rose or fell by more than 2%…