Apple's profit surge halted in the latest quarter, as a flood of new products like the iPhone 5 meant high start-up costs for new production lines.
United Technologies Corp. posted a 26 percent drop in fourth-quarter net income from continuing operations on Wednesday due to one-time items including restructuring costs and completing its $18.4 billion Goodrich acquisition.
Google reported Tuesday that its profit climbed and its annual revenue hit an unprecedented high last year as it evolved to stay in tune with people using smartphones and tablets.
Intel Corp., the world's largest chipmaker, on Thursday said its fourth-quarter net income fell 27 percent from the previous year, as PC sales continued to weaken.
EBay's fourth-quarter earnings topped analysts' projections as bargain-hunting holiday shoppers flocked to its Internet shopping mall and digital payment service.
BlackBerry-maker Research In Motion, which is already struggling with plunging sales, said Thursday it lost subscribers for the first time in the latest quarter, as the global number of BlackBerry users dipped to 79 million.
Oracle's latest quarterly earnings rose 18 percent as companies splurged on more software and other technology toward the end of the year.
US Internet radio firm Pandora Media came under pressure Tuesday after reporting a modest profit and strong revenue growth, but offering disappointing guidance for the coming quarter.
The New York Times said Monday it was offering buyouts to 30 newsroom managers and other journalists as part of an ongoing cost-cutting drive in a difficult environment for the newspaper industry.
Hewlett-Packard Co. said on Tuesday that it's the victim of a multi-billion dollar fraud at the hands of a British company it bought last year that lied about its finances.