Stocks Get AI Boost as Small Caps Keep Rallying: Markets Wrap

Stocks rebounded as a blowout outlook from an artificial-intelligence bellwether revived hopes about the longevity of a key bull-market driver while signs of economic strength lifted small caps.

A gauge of chipmakers hit all-time highs as Taiwan Semiconductor Manufacturing Co., Asia’s most valuable company, assuaged concerns about the sustainability of current data-center spending. Nvidia Corp. jumped over 2% and ASML Holding NV notched a record. Small caps kept rising, with the Russell 2000 beating the S&P 500 for a 10th straight session — the longest streak since 1990.