Houston, Texas-based Quanta Services, Inc. (PWR) offers infrastructure solutions for the electric and gas utility, power generation, load center, manufacturing, communications, pipeline, and energy industries. Valued at a market cap of $107.6 billion, the company designs, procures, constructs, upgrades, repairs, and maintains electric power transmission and distribution infrastructure, substation facilities and more.
PWR shares have outperformed the broader market over the past year and in 2026. PWR stock has surged 121.2% over the past 52 weeks and 73.4% on a YTD basis. In comparison, the S&P 500 Index ($SPX) has returned 27.4% over the past year and risen 8.8% in 2026.