Why Quanta (PWR) stock is up today. Kayode Omotosho What happened? Shares of infrastructure solutions provider Quanta (NYSE:PWR) jumped 4.6% in the afternoon session after Piper Sandler upgraded the stock to Strong-Buy, citing strong demand for artificial intelligence power infrastructure and grid modernization. The upgrade highlighted Quanta's positioning to benefit from substantial energy requirements driven by data centers and ongoing electrical grid enhancements. Investor confidence was further reinforced by the company's record $53.4 billion project backlog, as well as the appointment of Ellen Rubin to its board of directors per TipRanks. In addition to company-specific catalysts, the stock benefited from a broader sector-wide rally as institutional capital rotated into infrastructure and electrical services providers. After the initial pop, the shares cooled down to $646.95, up 4.6% from the previous close. What is the market telling us. Quanta's shares are quite volatile and have had 17 moves greater than 5% over the last year. In that context, today's move indicates the market considers this news meaningful but not something that would fundamentally change its perception of the business. The biggest move we wrote about over the last year was 4 months ago when the stock gained 14.7% on the news that the company reported record first-quarter 2026 results that significantly exceeded analyst expectations and raised its full-year financial outlook. The infrastructure services provider posted adjusted earnings per share of $2.68, well above the consensus estimate of $2.03 and a substantial increase from $1.78 in the same quarter of the previous year. Revenue for the quarter reached $7.87 billion, a 26.3% year-over-year increase, handily surpassing estimates of $7.06 billion. In addition to the strong quarterly performance, the company's total backlog hit a record $48.5 billion. Based on the strong start to the year, Quanta raised its full-year 2026 guidance, now forecasting revenue between $34.7 billion and $35.2 billion and adjusted diluted earnings per share in the range of $13.55 to $14.25. Quanta is up 47.1% since the beginning of the year, but at $646.95 per share, it is still trading 17.6% below its 52-week high of $785.24 from May 2026. Investors who bought $1,000 worth of Quanta's shares 5 years ago would now be looking at an investment worth $5,618. ALSO WORTH WATCHING: Nvidia's Quiet Partner. Nvidia's chips cost a hundred grand. The connectors that make them work cost even more. One company makes them all. Every AI server needs specialized infrastructure the chip companies don't make. High-speed cables. Power connectors. Thermal sensors. This 90-year-old company built a monopoly on it. The AI boom just started. This stock is still flying under the radar. Claim The Stock Ticker Here for FREE.

Ellen Rubin joins Quanta Services Board of Directors. Sep 09, 2026, 16:12 ET Adds Deep Technology Expertise, Executive-Level Leadership and Board Experience HOUSTON, Sept. 9, 2026 /PRNewswire/ - Quanta Services, Inc. (NYSE: PWR) announced today the appointment of Ellen Rubin to the company's Board of Directors. She brings deep expertise in a wide range of technology matters, along with executive-level leadership and public company board experience, to Quanta's board. Doyle N. Beneby, Quanta Services' independent Chairman of the Board, commented, "We are pleased to welcome Ellen to the Quanta Services Board of Directors. She is an accomplished technology entrepreneur with deep expertise in AI and cloud computing innovation, technology strategy and cybersecurity risk management, and she brings valuable executive leadership and public company board experience to our boardroom. We look forward to working with Ellen and welcome the perspective she will provide to Quanta." Ms. Rubin currently serves as an Operating Partner at Glasswing Ventures LLC, a venture capital firm investing in AI and frontier technologies, a role she has held since January 2025. She previously served as Founder and Chief Executive Officer of Causely, Inc., an AI software company, from January 2022 to August 2024, and as General Manager of Hybrid Cloud Storage Services at Amazon Web Services (a division of Amazon.com, Inc.), a cloud services company, from January 2020 to June 2021. Prior to that, she was Founder and Chief Executive Officer of ClearSky Data, Inc., an enterprise hybrid cloud storage company, from January 2014 to December 2019. Ms. Rubin also serves as a director of Allegion plc (NYSE: ALLE), a global provider of security and access solutions, a role she has held since June 2023. About Quanta Services Quanta Services is an industry leader in providing specialized infrastructure solutions to the utility, power generation, load center, communications, pipeline, and energy industries. Quanta's comprehensive services include designing, installing, repairing and maintaining energy, load center and communications infrastructure. With operations throughout the United States, Canada, Australia and select other international markets, Quanta has the manpower, resources and expertise to safely complete projects that are local, regional, national or international in scope. For more information, visit www.quantaservices.com. | Contact: | Kip Rupp, CFA, IRC | | / | Sean Eastman | | / | Quanta Services, Inc. | | / | (713) 629-7600 | SOURCE Quanta Services, Inc.

GE Vernova and Quanta Services are positioned as resilient stocks that could withstand market volatility, according to a new analysis. Both companies are benefiting from surging demand for electrical infrastructure driven by AI and data centre expansion. GE Vernova, spun off from General Electric in 2024, has seen its stock rise more than sixfold since debut. The company's backlog expanded 37% year over year to $176.3 billion at the end of Q2 2026, nearly four times its projected annual revenue of $46.2 billion. Quanta Services, an energy infrastructure builder, reported a backlog of $53.4 billion in Q2 2026, up 49% year over year. The company's revenue is projected to grow 39% in 2026. Analysts expect GE Vernova's revenue and adjusted EBITDA to grow at compound annual growth rates of 17% and 60% respectively from 2025 to 2028.