Facebook soars 10% in early trading after massive lockup expires

Mark Zuckerberg is surely smiling today. Facebook's shares have shot up about 10 percent in early-hours trading, with the lockup period for nearly 800 million FB shares expiring today.

Dustin Moskovitz made another $108.4M from Facebook trades

Slow and steady seller no more, Facebook co-founder Dustin Moskovitz made a mint from aggressive trading activity this week.

Yelp shares soar 22% after lockup expires

Yelp's shares were lifted more than 22 percent today, despite the fact that insiders were given their first chance to dispose of their holdings.

RIM halts trading on awful financials, hires banks for ‘strategic review’

BlackBerry-maker Research in Motion temporarily halted stock trading 15 minutes after the market closed today, and issued a “business update” where it admitted it will “likely have an operating loss” for its fiscal first quarter.

“RIM is going through a …

Nasdaq admits screwing up early Facebook IPO trading

Nasdaq chief exec Robert Greifeld admitted Sunday that the exchange was at fault for some glitches in early trading of Facebook’s IPO but said it had nothing to do with the stock’s uninspired performance.

Social networking service Facebook went public …

Yelp! Shares slip 14% on second day of trading

Wall Street gave Yelp a less-than-perfect review on its second day of trading. The company’s stock slipped more than 14 percent Monday with shares closing at $20.99.

Yelp made a stellar, five-star debut on the New York Stock Exchange Friday. …