Warren Buffett’s Berkshire Hathaway Inc. increased its stake in Apple Inc. by more than 200% in the fourth quarter, just before the iPhone maker rallied to an all-time high. The purchases expanded Berkshire’s stake in the technology giant to $6.6 billion as of Dec. 31. Its 57.4 million shares as of that date would be worth about $7.7 billion...

Source: Wall Street Journal February 14, 2017 23:43 UTC