10 Best Environmental Stocks to Buy

3. Constellation Energy Corporation (NASDAQ:CEG)

Number of Hedge Fund Holders: 78

As the largest producer of emissions-free energy, and product offerings in natural gas and energy management services, Constellation Energy Corporation (NASDAQ:CEG) is a strong candidate for environmental stock. The recent $26.6 billion acquisition of Calpine, a leading electricity generator using natural gas and geothermal sources, has further solidified its position as a national leader in clean energy. It opens up opportunities for Constellation to cater to a wider customer base.

The company recorded a Q3 earning of $6.5 billion. The 1-year return for the company was an impressive 138.38%. The stock has demonstrated impressive growth with a surge of 35% in January 2025, making it the top performer in the broader market for the month. The accelerators were Calpine acquisition and substantial contracts with the U.S. government. The company secured a 10-year, $840 million agreement to supply over one million megawatt-hours of clean electricity annually to federal operations starting in 2025. Additionally, it was also awarded a $172 million Energy Savings Performance Contract to implement energy efficiency measures in five government buildings. The significant winds further solidify its role as a sustainable energy solutions player.

Despite stock values for Constellation Energy Corporation (NASDAQ:CEG) being recently affected by the DeepSeek news, it still holds as an environmental stock with potential.