T-Mobile US (NASDAQ:TMUS) has outperformed the market over the past 10 years by 10.0% on an annualized basis producing an average annual return of 20.71%. Currently, T-Mobile US has a market capitalization of $227.47 billion. Buying $100 In TMUS: If an investor had bought $100 of TMUS stock 10 years ago, it would be worth $645.66 today based on a price of $194.96 for TMUS at the time of writing. T-Mobile US’s Performance Over Last 10 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 ca…