The Economic Times

Warren Buffett was just 11 when he made this investing mistake: I decided from there on

Warren Buffett bought his first stock at 11, purchasing three shares of Cities Service Preferred at US$38 each. He sold them at US$40 for a US$5 profit, only to watch the price climb to around US$212. At 19, Benjamin Grahams The Intelligent Investor taught him three principles that shaped his investing philosophy.