Nvidia shares rebounded Tuesday, halting a three-day skid that had surprised many investors and wiped away more than $400 billion in market value. Early last week, Nvidia overtook Microsoft as Wall Street’s most valuable public company. Then it fell 13% over three days, its worst such stretch since 2022. Any stock that climbs as much as Nvidia has _ up more than 1,000% since the autumn of 2022 _ is vulnerable to some of its investors selling shares in order to lock in some profits. That earlier run makes a 13% drop over three days look like a relative trifle..
