Over the past 10 years, Bill Gates returned 163.1% compared to 254.2% for the S&P 500 — underperformed the S&P 500 by 91.1%.
20.3%
S&P 500: 21.1%
25.1%
S&P 500: 77.1%
38.3%
S&P 500: 74.2%
163.1%
S&P 500: 254.2%