Citigroup, Technology | featured news

Citigroup fired Internet stock analyst Mark Mahaney amid accusations he leaked confidential information about Facebook's IPO.

Massachusetts fined Citigroup $2 million to settle charges that two bank analysts improperly released confidential information about Facebook's financials before the technology company went public.

YelpInc., the online review website, has picked Goldman Sachs Group Inc. and Citigroup Inc. to lead an initial public offering that could value the company at up to $2 billion, according to people familiar with the plans. Yelp intends to file its IPO plans publicly within the next few weeks, said one person familiar with the matter. It's aiming to complete the sale in the first quarter, though timing may change with market conditions, the person said.

About 200,000 Citibank credit card customers in North America have had their names, account numbers and email addresses stolen by hackers who broke into Citi's online account site.

The names and e-mails of customers of Citigroup Inc and other large U.S. companies, as well as College Board students, were exposed in a massive and growing data breach after a computer hacker penetrated online marketer Epsilon.