Over the past 10 years, Prem Watsa returned 106.2% compared to 246.8% for the S&P 500 — underperformed the S&P 500 by 140.6%.
42.9%
S&P 500: 10.1%
113.0%
S&P 500: 70.3%
97.0%
S&P 500: 61.7%
106.2%
S&P 500: 246.8%