Shares of Quanta Services (PWR) soared 6.12% in pre-market trading on Thursday following the release of the company's impressive first-quarter 2025 results and an upward revision of its full-year guidance.

The infrastructure solutions provider reported adjusted earnings per share of $1.78 for Q1, significantly beating the analyst consensus estimate of $1.67. Revenue for the quarter came in at $6.23 billion, surpassing Wall Street expectations of $5.86 billion. This strong performance was driven by robust demand across both its Electric Infrastructure Solutions and Underground Utility and Infrastructure Solutions segments.

In light of the strong results, Quanta Services raised its full-year 2025 financial outlook. The company now expects adjusted earnings per share between $10.05 and $10.65, up from its previous forecast of $9.90 to $10.50. Revenue guidance was also increased to a range of $26.7 billion to $27.2 billion, compared to the earlier projection of $26.6 billion to $27.1 billion.

Duke Austin, President and Chief Executive Officer of Quanta Services, commented on the results, stating, "Quanta is pleased to report strong first quarter results, including robust double-digit growth in revenue, adjusted EBITDA and adjusted earnings per share, along with record backlog of $35.3 billion." He added, "As a result, we have increased the midpoint of our revenue, adjusted EBITDA and adjusted EPS expectations for the full year of 2025."

The company's performance demonstrates its resilience and ability to capitalize on opportunities in the infrastructure sector, particularly in areas such as electric grid modernization and renewable energy integration. Investors are likely encouraged by Quanta's strong execution and positive outlook, driving the significant pre-market stock price increase.