Tech stocks Palantir, Nvidia, and Intel rise after days of declines. Walmart is scheduled to report quarterly earnings Thursday.

Palantir Technologies (NASDAQ:PLTR) has shed $73 billion in market value over a six-session slide, offering a rare boost to short sellers who’ve struggled against one of Wall Street’s top performers ...

It comes after the U.S. stock market exchange lost $1trillion in just four days as a sell-off of tech companies escalated on Wednesday.