Morning Market Movers

KKR Financial Holdings LLC (NYSE: KFN ) jumped 24.18% to $11.73 after the company agreed to be acquired by KKR & Co (NYSE: KKR ) for $2.6 billion. iRobot (NASDAQ: IRBT ) rose 16.82% to $36.56 after Raymond James upgraded the stock from Market Perform to Strong Buy. Rick's