Berkshire Hathaway Chairman Warren Buffett attends the Berkshire Hathaway Inc annual shareholders' meeting in Omaha, Nebraska, US, May 3, 2024. REUTERSBerkshire Hathaway Chairman Warren Buffett attends the Berkshire Hathaway Inc annual shareholders' meeting in Omaha, Nebraska, US, May 3, 2024. Buffett made the announcement at the end of the Berkshire annual meeting after hours of taking shareholder questions. "There has been a premium on Berkshire because of Buffett," said Mark Malek, chief investment officer at Siebert. Under Buffett, Berkshire's annualised shareholder return has roughly doubled that of the Standard & Poor's 500lt.