Quanta Services Shares Plunge 2.96% on $650M Trading Surge, Ranked 178th as Debt Load and Sector Risks Weigh

Quanta Services (PWR) traded down 2.96% on August 13, 2025, with a trading volume of $650 million, a 95.29% increase from the previous day, ranking it 178th in market activity. The stock’s decline followed a $1.5 billion debt issuance aimed at refinancing obligations, which raised concerns about leverage expansion despite Q2 earnings beating revenue and EPS estimates. Investor sentiment was further pressured by sector-wide regulatory scrutiny and integration risks from recent acquisitions.

Technical indicators highlighted market uncertainty, with the stock testing its 200-day moving average at $323.46 and trading near the lower Bollinger Band. The RSI of 39.05 signaled oversold conditions, while the MACD showed bearish divergence. Analysts noted that while short-term rebounds could be supported by these levels, structural risks from high leverage and project integration challenges remained unresolved. Sector peers, including AECOM, also faced mixed performance, reflecting broader caution in infrastructure-related equities.

A backtest analysis of PWR’s historical performance revealed a -6% intraday plunge on August 12, 2025, followed by volatile recovery patterns. Key factors influencing potential rebounds included technical oversold conditions, regulatory developments, and strategic guidance. Insider selling of $53.12 million over the past year added further uncertainty about internal confidence. Support levels at $369.06 and $340.29 were identified as critical for near-term stability, with a breakdown below these thresholds likely to trigger deeper declines.

The strategy of buying the top 500 stocks by daily trading volume and holding them for one day from 2022 to the present yielded a compound annual growth rate of 6.98%, but experienced a maximum drawdown of 15.46% during the same period. The approach demonstrated steady growth overall, though the mid-2023 downturn emphasized the need for risk management in volatile markets.