Some of the early backers of Groupon Inc., GRPN -2.11% including Silicon Valley veteran Marc Andreessen, are heading for the exits, joining investors who have lost faith in companies that had been expected to drive a new Internet boom.
At least four Groupon investors who held stock more…

One of the fastest-growing companies in the history of the world, Groupon, is now running seriously low on cash.
NEW YORK – Russia’s largest Internet company and most visited website goes public today with an initial public offering (IPO).