The global marketing communications company Interpublic Group has reached an agreement to sell about half of its stake in Facebook for $133 million in a privately negotiated transaction. An IPG rep said the company is not disclosing the buyer, the number of shares sold, or the price paid per share.
When IPG made its initial investment in June 2006, the company paid under $5 million for a stake of less than half a percent, a holding sources valued at around $200 million in January when Goldman Sachs put a $50 billion valuation on....