Warren Buffett is celebrating the successes of Berkshire Hathaway’s companies last year and in the 60 years since he took over a struggling New England textile company and began converting it into a massive conglomerate.

Warren Buffett's latest letter to Berkshire Hathaway shareholders offered reflections on mistakes at the company, its growing cash pile, and outlined a slightly revamped annual meeting set for May.

Warren Buffett disclosed in his annual letter to Berkshire Hathaway shareholders that “it won’t be long” until he is succeeded as CEO by Greg Abel, who runs the company’s energy division. Buffett, 94,