Investing in hydrogen stocks has become an increasingly popular choice as the demand for sustainable energy solutions rises. MarketBeat's stock screener tool has identified seven hydrogen stocks that investors should keep an eye on for potentially high returns. These companies, including BP, Exxon Mobil, Air Products and Chemicals, Linde, NuScale Power, Energy Transfer, and Equinor ASA, are at the forefront of hydrogen-related investments. Hydrogen stocks are investments in companies engaged in the production, distribution, or application of hydrogen as an alternative energy source, often developing technology related to hydrogen fuel cells, electrolyzers, and other hydrogen-based products and services. The highlighted companies had the highest dollar trading volume within the hydrogen stocks category in recent days. BP operates in the gas and low carbon energy sector, focusing on natural gas production and power, wind power, hydrogen, and carbon capture and storage facilities. Exxon Mobil is involved in the exploration and production of crude oil and natural gas. Air Products and Chemicals provides atmospheric and process gases, equipment, and services on a global scale. Linde plc is an industrial gas company operating worldwide. NuScale Power Corporation develops modular light water reactor nuclear power plants for various applications, including hydrogen production. With the increasing interest in sustainable energy, hydrogen stocks offer investors the opportunity for potential growth and returns in the renewable energy sector.