Institutional shares held 136 Million
1.76M calls
1.65M puts
Total value of holdings $53.4B
$687M calls
$648M puts
Market Cap $56B
143,023,008 Shares Out.
Institutional ownership 95.32%
# of Institutions 1,563


Latest Institutional Activity in PWR

Top Purchases

Q2 2025
Norges Bank Shares Held: 1.79M ($700M)
Q2 2025
Kingstone Capital Partners Texas, LLC Shares Held: 1.72M ($674M)
Q2 2025
Victory Capital Management Inc Shares Held: 1.98M ($776M)
Q2 2025
Dz Bank Ag Deutsche Zentral Genossenschafts Bank, Frankfurt Am Main Shares Held: 2.43M ($950M)
Q2 2025
Select Equity Group, L.P. Shares Held: 1.02M ($398M)

Top Sells

Q2 2025
Amundi Shares Held: 434K ($170M)
Q2 2025
Jennison Associates LLC Shares Held: 116K ($45.3M)
Q2 2025
Swedbank Ab Shares Held: 865K ($339M)
Q2 2025
Massachusetts Financial Services CO Shares Held: 637K ($249M)
Q2 2025
Peconic Partners LLC Shares Held: 5M ($1.96B)

About PWR

Quanta Services, Inc. provides specialty contracting services worldwide. The Electric Power Infrastructure Solutions segment engages in the design, procurement, construction, upgrade, repair, and maintenance of electric power transmission and distribution infrastructure and substation facilities; energized installation, maintenance, and upgrade of electric power infrastructure projects; installation of smart grid technologies on electric power networks; and design, installation, maintenance, and repair of commercial and industrial wirings. This segment also offers aviation services; emergency restoration services; and other engineering and technical services; design and construction solutions to wireline and wireless communications, cable multi-system operators, and other customers; and training for electric workers, as well as training for the gas distribution and communications industries. The Renewable Energy Infrastructure Solutions segment is the involved in engineering, procurement, construction, upgrade, repair, and maintenance services to renewable generation facilities, such as wind, solar, and hydropower generation facilities, as well as battery storage facilities; and provision of engineering and construction services for substations and switchyards, transmission, and other electrical infrastructures. The Underground Utility and Infrastructure Solutions segment offers design, engineering, construction, upgrade repair, and maintenance services to customers involved in the transportation, distribution, storage and processing of natural gas, oil, and other products; fabrication of pipeline support systems and related structures and facilities; and engineering and construction of pipeline and storage systems, and compressor and pump stations. The company was formerly known as Fabal Construction, Inc. and changed its name to Quanta Services, Inc. in November 1997. Quanta Services, Inc. was incorporated in 1997 and is headquartered in Houston, Texas.


Insider Transactions at PWR

Insider Transaction List

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Date Insider Transaction Ownership Type Shares Traded Value / Price
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Last 12 Months Summary

Buy / Acquisition
190K Shares
From 16 Insiders
Exercise of conversion of derivative security 6.6K shares
Grant, award, or other acquisition 184K shares
Sell / Disposition
105K Shares
From 10 Insiders
Payment of exercise price or tax liability 78.8K shares
Bona fide gift 2.94K shares
Open market or private sale 23.4K shares

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