‘We’re not in a bubble yet’ because only 3 out of 4 conditions are met, top economist says. Cue the OpenAI IPO

Despite the skyrocketing valuations of the Magnificent Seven and anxiety over massive AI capital expenditures, one top economist argues that the U.S. stock market is missing the most critical ingredient of a financial mania: the exit of the “smart money.”

Owen Lamont, a portfolio manager at Acadian Asset Management and a former University of Chicago finance professor, said that while the market looks and feels frothy, we are not currently in an AI bubble. As he talked to Fortune from his office in Boston...