---
title: "Quanta Services Inc. Stock Underperforms Friday When Compared To Competitors"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/296651388.md"
description: "Quanta Services Inc. (PWR) shares fell 3.49% to $639.34 on Friday, underperforming the broader market and its competitors like AECOM, MasTec, and EMCOR during a positive trading session. This marks the fourth consecutive day of losses for Quanta, which is now 18.94% below its 52-week high. Trading volume remained slightly below the 50-day average."
datetime: "2026-08-21T20:40:14.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/296651388.md)
  - [en](https://longbridge.com/en/news/296651388.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/296651388.md)
generator: "portal-rs"
---

# Quanta Services Inc. Stock Underperforms Friday When Compared To Competitors

This article was automatically generated by MarketWatch using technology from Automated Insights.

Shares of Quanta Services Inc. (PWR) slid 3.49% to $639.34 Friday, on what proved to be an all-around positive trading session for the stock market, with the S&P 500 Index rising 0.43% to 7,674.37 and the Dow Jones Industrial Average rising 0.98% to 53,277.01.

This was the stock's fourth consecutive day of losses.

Quanta Services Inc. closed 18.94% below its 52-week high of $788.75, which the company achieved on May 6th.

The stock underperformed when compared to some of its competitors Friday, as AECOM (ACM) fell 0.60% to $64.79, MasTec Inc. (MTZ) fell 2.06% to $266.26, and EMCOR Group Inc. (EME) fell 1.37% to $776.62.

Trading volume (1.2 M) remained 56,684 below its 50-day average volume of 1.3 M.

Data source: Dow Jones Market Data, FactSet. Data compiled August 21, 2026.

This content was created by MarketWatch, which is operated by Dow Jones & Co. MarketWatch is published independently from Dow Jones Newswires and The Wall Street Journal.

(END) Dow Jones Newswires

08-21-26 1640ET

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- [.DJI.US](https://longbridge.com/en/quote/.DJI.US.md)
- [ACM.US](https://longbridge.com/en/quote/ACM.US.md)
- [MTZ.US](https://longbridge.com/en/quote/MTZ.US.md)
- [EME.US](https://longbridge.com/en/quote/EME.US.md)
- [FDS.US](https://longbridge.com/en/quote/FDS.US.md)

## Related News & Research

- [Are Wall Street Analysts Bullish on Quanta Services Stock?](https://longbridge.com/en/news/296621625.md)
- [Quanta Services (PWR) Stock Looks Stretched On Cash Flow And Earnings](https://longbridge.com/en/news/296689035.md)
- [Quanta Services (NYSE:PWR)  Shares Down 3.8%   - Should You Sell?](https://longbridge.com/en/news/296645138.md)
- [PWR: Revenue up slightly, profit down 47.5%, record used/service revenue, 3.6c total dividend](https://longbridge.com/en/news/296541841.md)
- [Omnicom Group Inc. Stock Outperforms Competitors On Strong Trading Day](https://longbridge.com/en/news/296829006.md)

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> **Disclaimer: This article is for reference only and does not constitute any investment advice.**