FILE - In this May 2, 2011 file photo, Warren Buffett, Chairman 

FILE - In this May 2, 2011 file photo, Warren Buffett, Chairman and CEO of Berkshire Hathaway gestures during an interview, in Omaha, Neb. Buffett said Monday, Nov. 14, 2011, his company bought $10.7 billion of IBM stock this year, about a 5.6 percent stake. (AP Photo/Nati Harnik, File)
Associated Press
FILE - In this May 2, 2011 file photo, Warren Buffett, Chairman and CEO of Berkshire Hathaway gestures during an interview, in Omaha, Neb. Buffett said Monday, Nov. 14, 2011, his company bought $10.7 billion of IBM stock this year, about a 5.6 percent stake. (AP Photo/Nati Harnik, File)
View Comments