First Solar, Inc. (FSLR) is a leading American renewable energy company that specializes in manufacturing solar panels. First Solar was founded by Harold McMaster in 1999 and it is headquartered in Tempe, Arizona. First Solar is known for its thin-film semiconductor technology for solar panels in contrast to traditional silicon-based solar panel manufacturers.
First Solar went public on November 17, 2006, with its initial public offering (IPO) priced at $20 per share. First Solar, Inc. became a part of the S&P 500 index in October 2009. for the first time.