Top Renewable Energy Stocks To Watch Now

March 21, 2026

Quanta Services, AleAnna, and WEC Energy Group are the three Renewable Energy stocks to watch today, according to MarketBeat’s stock screener tool. Renewable energy stocks are shares of companies whose primary business involves generating, manufacturing, developing, or servicing technologies that produce electricity or fuels from renewable sources—such as solar, wind, hydro, geothermal, and bioenergy—or that enable the clean‑energy transition (e.g., batteries, grid upgrades). For investors they offer exposure to the low‑carbon transition and potential long‑term growth, but can be more volatile and sensitive to technology shifts, policy changes, and supply‑chain or commodity risks. These companies had the highest dollar trading volume of any Renewable Energy stocks within the last several days.

Quanta Services (PWR)

Quanta Services, Inc. provides infrastructure solutions for the electric and gas utility, renewable energy, communications, and pipeline and energy industries in the United States, Canada, Australia, and internationally. The company’s 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; 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.

Read Our Latest Research Report on PWR

AleAnna (ANNA)

AleAnna, Inc. engages in oil and gas exploration and production activities. It focuses on Italy’s natural gas reserves and developing renewable energy solutions. The company was founded in 2007 and is headquartered in Dallas, TX.

Read Our Latest Research Report on ANNA

WEC Energy Group (WEC)

WEC Energy Group, Inc., through its subsidiaries, provides regulated natural gas and electricity, and renewable and nonregulated renewable energy services in the United States. It operates through Wisconsin, Illinois, Other States, Electric Transmission, and Non-Utility Energy Infrastructure segments.

Read Our Latest Research Report on WEC

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