The most successful investor in the world, Buffett is also a business magnate and a philanthropist, valued at $77.2 billion. He is the CEO and the largest shareholder of Berkshire Hathway, the American multinational conglomerate holding company. Buffett, the third richest person in the world, is often referred to as the “Wizard of Omaha” or “Oracle of Omaha,” or the “Sage of Omaha,”and is noted for his adherence to value investing and for his personal frugality despite his immense wealth.