Quanta Services (NYSE:PWR) has outperformed the market over the past 15 years by 7.33% on an annualized basis producing an average annual return of 19.26%. Currently, Quanta Services has a market capitalization of $45.18 billion. Buying $1000 In PWR: If an investor had bought $1000 of PWR stock 15 years ago, it would be worth $14,615.35 today based on a price of $306.63 for PWR at the time of writing. Quanta Services’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 …