U.S. wealth has shifted to stocks from homes. There are big reasons to worry.

AI SUMMARY

# Summary The U.S. stock market's four-year bull run, primarily driven by AI enthusiasm, has prompted investors to shift wealth from real estate into equities, though this concentration poses portfolio risk if the AI boom falters. Rising stock valuations are simultaneously increasing borrowing costs across the economy, potentially dampening consumer spending and corporate investment despite the continued rally.