Earnings Plummet For Interpublic Group By: MarketMinute.com Stock News July 28, 2009 at 17:15 PM EDT Second quarter earnings for Interpublic Group of Companies Inc. (NYSE: IPG) plummeted to 4 cents per share from 17 cents per share a year earlier due to the global recession. The stock price tumbled 78 cents to close at $5.41. Related Stocks: Interpublic GroupCompanies