Actually Warren Buffett failed to beat the S&P 500 Index in 1958, returned only 40.9% and pocketed 8.7 percentage of it as “fees”. His investors didn’t mind that he underperformed the market in 1958 because he beat the market by a large margin in 1957. That year Buffett’s hedge fund returned 10.4% and Buffett took only 1.1 percentage points of that as “fees”. S&P 500 Index lost 10.8% in 1957, so Buffett’s investors actually thrilled to beat the market by 20.1 percentage points in 1957.