GameStop Corporation (NYSE: GME) is an American video game and entertainment software retailer. The company, whose headquarters is in Grapevine, Texas, United States,operates 6,700 retail stores throughout the United States, Canada, Australia, Austria, Denmark, Finland, France, Germany, Ireland, Italy, New Zealand, Norway, Portugal, Puerto Rico, Spain, Sweden, Switzerland and in the United Kingdom. GameStop opened around 400 new stores for the 2009 business year.