Warren Edward Buffett (/ˈbʌfɪt/ BUFF-itt; born August 30, 1930) is an American business magnate, investor, and philanthropist. He is currently the chairman and CEO of Berkshire Hathaway. He is one of the most successful investors in the world and has a net worth of over $100 billion as of November 2022, making him the world's sixth-wealthiest person.