Stock Market reaches most expensive valuation in history, surpassing the Dot Com Bubble and the run-up to the Great Depression

WARNING 🚨: Stock Market reaches most expensive valuation in history, surpassing the Dot Com Bubble and the run-up to the Great Depression 🤯👀 pic.twitter.com/UbeBMMF5U4

— Barchart (@Barchart) May 31, 2026