"Tech tended to be the clear winner among sectors once bear market lows were established," Barclays wrote.

Quarterly financial reports play a vital role on Wall Street, as they help investors see how a company has performed and what might be coming down the road in the near-term. And out of all of the ...

IBM has delivered positive one-day returns in 60% of earnings announcements, with a median gain of 4.8% and a maximum ...