Michael Cowan: 70% Stock Market Crash by December

In the world of finance, few voices command as much respect—and trepidation—as Jeremy Grantham Known for his uncanny ability to foresee major financial corrections, including the 1990 Japanese asset bubble, the 2000 dot-com crash, and the 2008 housing crisis, Grantham is once again sounding the alarm. In his latest outlook, he suggests that the U.S. stock market is sitting at its most overvalued point in history, with a potential for a severe decline by December 2026. This warning arrives at a time when investor sentiment is heavily fueled by the recent artificial intelligence boom, a period Grantham characterizes as reaching…