Here’s why investors should stop worrying so much about concentration risk in the market

Stock trader Gregory Rowe (R) works on the floor of the New York Stock Exchange during morning trading on February 14, 2024 in New York City. After a brief respite, the Magnificent 7 stocks have again hit new highs on the heels of Nvidia’s blowout earnings: They now again comprise about 30% of the S&P 500. Throw in the remainder of the top 10 stocks (Berkshire Hathaway, Lilly, and Broadcom) and the concentration rises to about 33% of the S&P 500. At the recent ETF conference in Miami Beach, Registered investment advisors were eager for advice on how they might…