US stock futures pulled back after-hours against a backdrop of mixed earnings and the outbreak of a trade war with China.

The cost of that advancement, however, has been significant, with Google spending more than $52 billion last year on new data ...

Follow along for live updates on stocks, bonds and markets, including the Dow Jones Industrial Average, S&P 500 and Nasdaq Composite.

Alphabet shares fell sharply Wednesday as investors responded to the Google parent's weaker-than-expected revenue numbers and big AI spending plans. Monitor these important chart levels.

Google parent Alphabet is slated to report its fourth-quarter results after the market closes Tuesday, with analysts mostly bullish on the tech giant's stock.

Oracle Corporation stock price is soaring, fueled by excitement over a transformative initiative in artificial intelligence infrastructure.