Eagle Materials (NYSE:EXP) has outperformed the market over the past 15 years by 3.95% on an annualized basis producing an average annual return of 16.07%. Currently, Eagle Materials has a market capitalization of $7.76 billion. Buying $100 In EXP: If an investor had bought $100 of EXP stock 15 years ago, it would be worth $923.83 today based on a price of $228.74 for EXP at the time of writing. Eagle Materials’s Performance Over Last 15 YearsFinally — what’s the point of all this? The key insight to take from this article is to note how much of a difference compounded returns can make in you…