Over the past 10 years, Mario Gabelli returned 165.8% compared to 250.7% for the S&P 500 — underperformed the S&P 500 by 84.9%.
25.7%
S&P 500: 21.9%
40.6%
S&P 500: 68.9%
65.6%
S&P 500: 71.7%
165.8%
S&P 500: 250.7%