Over the past 10 years, PRIMECAP Management returned 331.1% compared to 262.7% for the S&P 500 — outperformed the S&P 500 by 68.4%.
41.8%
S&P 500: 16.0%
102.2%
S&P 500: 81.5%
105.0%
S&P 500: 79.1%
331.1%
S&P 500: 262.7%