Fremont, California-based Enphase Energy, Inc. (ENPH) designs, develops, manufactures, and sells solar energy equipment for the global solar photovoltaic industry. Valued at $5.1 billion by market cap, the company offers home and commercial solar and storage solutions. Companies worth $2 billion or more are generally described as “mid-cap stocks,” and ENPH perfectly fits that description, with its market cap exceeding this mark, underscoring its size, influence, and dominance within the solar industry. En ...