Almost unchanged since the beginning of his career, his investment principles make Warren Buffet a “good father”. He focuses primarily on undervalued companies - listed or not - profitable, and whose know-how "niche" make it leaders in their respective markets. No matter their lines of business: Warren Buffet is a financial not an industrial.
The success has never reduced: the value of the assets of Berkshire Hathaway progressed by an average of 21.1% per year between 1965 and 2007, twice more than the U.S. stock market index S & P 500 over the same period.
Today, the action Berkshire Hathaway class 'A' is the most expensive of the New York Stock Exchange market: never divided, it was trading at around $ 123,000 at October 21, limiting its drop at 13 % since the beginning of the year, little compared with the 33 % of S & P 500. The Berkshire’s portfolio currently counts less than forty shares, mostly American.
According to Forbes in March 2011, Warren Buffett is the third richest man in the world behind Bill Gates and Carlos Slim, with a fortune estimated at $ 50 billion.