Alibaba shares traded as high as $99.70 in its market debut, a gain of nearly 50% above its IPO price, before paring gains.» Read More
Investors drove Facebook shares up by 29 percent after the company announced stunning second-quarter results, including rapid growth in mobile ads sales.
Anyone looking to knock Facebook off its perch atop the social networking pyramid should have talked to options traders Wednesday.
The race for the living room just got a little bit more intense. Here's how the two contenders stack up.
Apple's CEO Tim Cook might vehemently disagree that the smartphone market has reached saturation point, but new research from Citi delivers a depressing view of smartphone uptake.
Apple shares rose 6 percent after it reported earnings that beat expectations. But the best news may be the company's cultural shift, say close Apple watchers.
Mobile-chip maker Qualcomm raised its 2013 profit outlook, giving its stock a boost, even as its current-quarter revenue estimate missed Wall Street expectations.
Facebook reported second-quarter earnings and revenue that beat Wall Street forecasts on growing mobile ad revenues, sending shares surging in late trading.
Snapchat's wild success has been a surprise to even its top investors. But is the company really worth $800 million?
Hoping to expand further into the tach hardware sector, today, Google showcased a new-generation, slimmer Nexus 7 tablet, which puts Google online services at the forefront.
Wall Street cheered Apple's rally following the upbeat quarterly report, but analysts remain hesitant to say this could be the turning point for the tech giant's bruised stock.
Google's new Nexus 7 tablet is faster and lighter than the last generation, but the real surprise was a $35 stick that plugs into TVs for streaming music and videos.
Michael Dell and Silver Lake Partners responded Wednesday to a demand for a higher bid from Dell's special committee, saying the $13.75 per share offered is a "full and fair price."
Apple reported earnings and revenue that beat analyst forecasts - but the company's Achilles heel was plain for all to see: shrinking margins and slowing China sales.
As U.K. Internet surfers prepare for major changes to the availability of online porn, U.S. porn companies are scrambling to determine the consequences for their bottom lines.
Daniel Loeb’s exit from Yahoo raises the question of whether he was out to create true value — or stir the pot. The New York Times reports.
Apple reported fiscal third-quarter earnings and revenue that beat analyst forecasts on strong iPhone shipments, sending shares higher in late trading. But fourth-quarter sales guidance fell short.
Video game publisher Electronic Arts reported revenue that beat market expectations on Tuesday.
AT&T reported quarterly revenue that beat market expectation, but earnings missed by one cent.
Billionaire Jeff Bezos joined the space race when he backed Blue Origin, a previously low-profile company that is now waiting to hear if it can take over a former NASA launch pad.
When Facebook reports its second-quarter earnings Wednesday, the big question will be how well it's growing its mobile revenue—an issue that dragged its post-IPO performance.
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Matt Hunter is the senior technology editor at CNBC.com.
Ari Levy is CNBC.com's senior technology reporter in San Francisco.
Cadie Thompson is a tech reporter for the Enterprise Team for CNBC.com.
Working from Los Angeles, Boorstin is CNBC's media and entertainment reporter and editor of CNBC.com's Media Money section.
Jon Fortt is an on-air editor. He covers the companies, start-ups, and trends that are driving innovation in the industry.
Josh Lipton is CNBC's technology correspondent, working from CNBC's Silicon Valley bureau.
Mark Berniker is CNBC's Silicon Valley/San Francisco Bureau Chief covering technology and digital media.
Apple's mobile payments service and the cryptocurrency are "not super comparable," says investor Cameron Winklevoss.
Rather than jump at the Alibaba IPO, RiverPark/Wedgewood fund's David Rolfe might "wait years to get it at our price."
Though Alibaba is seeking a valuation of as much as $162.7 billion, one stock market pro thinks it could fetch up to $240 billion.