[Warren Buffett Announces Resignation as Chairman of Berkshire Hathaway, Son to Succeed] According to Golden Finance, on September 19, Warren Buffett announced that he will step down as Chairman of Berkshire Hathaway, with his 71-year-old son Howard Buffett taking over. In an interview, he candidly explained the reason for choosing this successor: 'He got this position because he is my son.'