10 Hidden Penny Stocks to Buy Now

8. Clean Energy Fuels Corp. (NASDAQ:CLNE)

Upside Potential as of September 27, 2025: 58.66%

According to a report by Marketbeat, five analysts have assigned an average rating of “Buy” to Clean Energy Fuels Corp. (NASDAQ:CLNE). While one analyst recommended holding the stock, another issued a strong buy rating, and the remaining three advised buying it.

On Thursday, Clean Energy Fuels Corp. (NASDAQ:CLNE) secured a contract to design, build, and operate a second hydrogen fueling station for Foothill Transit in a $11.3 million transaction. Situated at Foothill Transit’s Arcadia bus yard, the project is set to support an initial order of 19 new hydrogen fuel cell buses. Under the contract, federal and state grants will provide partial funding.

This marks the continuation of a 20-year-long collaboration between Clean Energy Fuels Corp. (NASDAQ:CLNE) and Foothill Transit. Driving multiple strategic partnerships, the company boasts the largest RNG fueling network and a robust anchor customer in Amazon.

Clean Energy Fuels Corp. (NASDAQ:CLNE), headquartered in Newport Beach, California, is a company that provides natural gas as an alternative fuel for vehicle fleets and associated fueling products. Incorporated in 2001, the company is committed to creating a healthier planet.