Warren Buffett isn’t giving up all his formal roles at Berkshire Hathaway. The legendary investor will remain chairman of the sprawling conglomerate, the company said in a news release Monday. Buffett shocked the investing world Saturday when he said at Berkshire’s annual meeting that he planned to retire as chief executive at the end of the year and cede the role to Greg Abel.

Buffett ended Saturday’s Q&A session by announcing his intention to retire at the end of the year, shocking the tens of thousands of investors in the audience who gave him an ex

The Berkshire Hathaway CEO had a single-minded focus that few in business have ever shared.