GameStop, Intel, Telefonica, B. Riley Financial and Hexo are five of the top stock gainers for Wednesday.

There have been reports since 3:30 AM ET that the work messaging app wasn't working in Europe.

Microsoft announces that its Teams app now has more than 20 million daily active users.

In the first earnings report from the leading cloud computing providers, Big Blue holds its ground.

The streaming giant's shares are off sharply after its Q2 subscriber adds and Q3 guidance fell short of expectations.

Here's where U.S. markets ended Tuesday's session.

Here's where U.S. markets were trading midway through Tuesday.

Telecommunications stocks were the best performers in markets Tuesday, Sept. 19, as reports of deal talks between T-Mobile US Inc. and Sprint Corp. triggered a rally.

Telecoms rise, autos sink.

U.S. retirees may get a big benefit with the next Social Security cost-of-living adjustment for 2023.

Restaurants are moving to adapt to customers with very different wants and desires.

Stanley Druckenmiller, a former colleague of George Soros, bought and sold several stocks in the second quarter.