Stock futures were mixed Thursday as investors once again grew nervous
about the durability of artificial-intelligence spending.
The Dow Jones Industrial Average was eyeing a fresh record high but the Nasdaq was on track for its second consecutive day of declines.
Tech stocks sold off after results from Sandisk and Western Digital-while both showing strong growth-failed to live up to investors' lofty expectations.
Investors will be keeping an eye on shares of SpaceX as Thursday sees the expiry of a lock-up period that will allow some insiders to sell stock.
