Warren Buffett, at 95, has stepped down as CEO of Berkshire Hathaway after a 60-year tenure, transitioning to the role of chairman. He will also cease writing annual reports and speaking at shareholder meetings. Buffett's leadership transformed Berkshire Hathaway from a textile company into a conglomerate exceeding a $1 trillion market cap. His departure as CEO marks a significant shift for the company, with succession plans for the CEO role yet to be fully detailed.