Palantir spiked Tuesday, leading a tech rally, but it's still a roller-coaster market. Google dived on mixed earnings.

Calm returned to Wall Street, and tech stocks led U.S. indexes broadly higher. The S&P 500 rose 0.7% Tuesday, a day after swinging sharply on worries that President Donald Trump’s tariffs could spark ...

Shares of Mondelez International Inc. Cl A MDLZ shed 2.25% to $56.12 Tuesday, on what proved to be an all-around great trading session for the stock market, with the S&P 500 Index SPX rising 0.72% to ...