WEX (NYSE:WEX) has outperformed the market over the past 15 years by 32.05% on an annualized basis producing an average annual return of 43.56%. Currently, WEX has a market capitalization of $6.90 billion. Buying $100 In WEX: If an investor had bought $100 of WEX stock 15 years ago, it would be worth $21,520.25 today based on a price of $168.01 for WEX at the time of writing. WEX’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 your cash growth over a period of t…