https://www.cnbc.com/2018/05/04/warren-buffett-says-berkshire-hathaway-has-sold-completely-out-of-ibm.html >Billionaire Warren Buffett's Berkshire Hathaway has ended a difficult chapter in its investment in IBM while ramping up its stake in Apple. >CNBC's Becky Quick, in an interview from Omaha that aired Friday, asked him if Berkshire owns any IBM shares.