Over the past 10 years, PRIMECAP Management returned 322.8% compared to 253.2% for the S&P 500 — outperformed the S&P 500 by 69.6%.
48.8%
S&P 500: 18.7%
92.1%
S&P 500: 74.2%
88.3%
S&P 500: 71.7%
322.8%
S&P 500: 253.2%