Quanta Stock Up 38% in 6 Months: Should Investors Still Buy PWR Now?

Core Insights - Quanta Services, Inc. (PWR) has experienced a significant stock rally, increasing by 38.4% over the past six months, outperforming both the Zacks Engineering - R and D Services industry and the S&P 500 Index [1][2]. Financial Performance - For Q4 2025, Quanta reported adjusted earnings of $3.16 per share, exceeding the Zacks Consensus Estimate of $3.00, with revenues of $7.84 billion, surpassing expectations of $7.28 billion and reflecting a year-over-year increase of approximately 19.7% [5][6]. - The company generated total revenues of $28.48 billion for 2025, up from $23.67 billion in 2024, with adjusted EPS rising to $10.75 [6]. Backlog and Revenue Visibility - Quanta ended 2025 with a record backlog of approximately $44 billion, including $36.2 billion in electric infrastructure projects, providing strong visibility into future revenue [8][9]. - The backlog is expected to support continued growth as infrastructure spending accelerates across various sectors [10]. Growth Drivers - The company is positioned to benefit from major infrastructure transformations, including grid modernization and electrification, driven by rising electricity demand and capital spending programs [11]. - The rapid expansion of data centers, which currently represent about 10% of Quanta's business, is a significant growth driver, with recent projects secured for large data-center campuses [12][13]. Strategic Acquisitions - Quanta has enhanced its capabilities through strategic acquisitions in 2025, which are expected to contribute approximately 40-50 cents to adjusted EPS in 2026 [14]. 2026 Outlook - Management projects revenues between $33.25 billion and $33.75 billion and adjusted EPS between $12.65 and $13.35 for 2026, indicating double-digit growth supported by record backlog and strong demand [15]. - Analysts have increased their EPS estimates for 2026 to $12.85, reflecting an expected earnings growth of 19.5% year over year [16]. Competitive Landscape - Quanta operates in a competitive market with key competitors including EMCOR Group, MasTec, and Dycom Industries, all of which have shown significant stock gains in the past six months [25][26][27][28].