On Friday, billionaire investor William Ackman announced that he will be buying a large stake in Automatic Data Processing Inc.(NASDAQ:ADP),  a move that made the U.S. payroll company’s stock increase 16.5% to $120.In recent years, activi..

Payment processing giant Visa Inc. (NYSE: V) said its fiscal third-quarter profit rose sharply from a year earlier, following its purchase of Visa Europe.The San Francisco-based company earned $2.06 billion in the period ending June 30, or 87 cents ..