Canadian smartphone maker BlackBerry on Friday posted an unexpected first quarter loss and disappointing sales figures for its new phones, sending its share price tumbling in early trading.
Walgreen Co.'s fiscal third quarter earnings jumped 16 percent, but its shares plunged Tuesday as investors fretted over sluggish sales outside the drugstore chain's pharmacies and other troubling trends.
Stratasys, a leading maker of 3-D printers, is buying another 3-D printer manufacturer, MakerBot, for $403 million in stock.
High-frequency trading strategies that exploit today's fragmented equity markets reduce investor profits overall, according to new findings by University of Michigan engineering researchers. The study is believed to be the ...
US market regulators warned Wednesday of a rise in spam email and social media-based stock promotions that are actually "pump and dump" schemes aimed at cheating small investors.
McAfee Labs on Monday reported a surge early this year in malicious software aimed at stealing passwords at social networks such as Facebook and Twitter.
Home prices have once again started to rise, making significant gains for the first time since the housing bubble burst in 2007. While that's good news for sellers, it could be bad news for the nation's economy. Joseph Giglio, ...
Yahoo's CEO is making a $1.1 billion bet on the online blogging forum Tumblr as Marissa Mayer tries to make a former Internet icon cool again.
(AP)—Yahoo CEO Marissa Mayer is promising to unveil "something special" Monday in New York as she tries to attract more traffic and advertising to the Internet company.
Companies located in more economically-troubled states provide a greater opportunity for investors than companies in other states according to new research by the University of Miami School of Business Administration. The ...