Sector: Telecommunications

Research In Motion stock found a buyer in David Einhorn’s Greenlight Capital, according to 13-F filings made public Tuesday.   Read More

Facebook underwent two massive shifts in 2011, the details of which are hidden in the company's S-1 filing.   Read More

Open-source products, emerging markets could push Apple’s stock price to $270, one analyst says.   Read More

Research in Motion has a new CEO and a new board chair — but it's unclear whether it has a new game plan.   Read More

Intel has signed up Motorola and Lenovo to use its chips in smartphones this year -- a surprise that is the most consequential announcement of the Consumer Electronics Show so far from a stock perspective.    Read More

Option traders are reversing direction on MetroPCS Communications, from bullish to bearish.    Read More

As Blackberry maker Research In Motion gears up to release its fiscal third-quarter earnings, pressure is rising on the telecommunications company to deliver. Mike Abramsky, managing director and software and wireless research analyst at RBC Capital Markets, weighed in.   Read More

IBM says it's buying Emptoris, Amazon gets a bullish call, and Verizon customers finally get the Galaxy Nexus.   Read More

Something different from Bullish on Books here. We normally never feature fiction, but here's one book that's worth the exception.   Read More

Here’s how homegamers can protect themselves, the “Mad Money” host says.    Read More