American Airlines Group Inc., through its subsidiaries, operates in the airline industry. As of December 31, 2015, the company operated 946 mainline aircrafts, as well as 587 regional aircrafts through regional airline subsidiaries and third-party regional carriers. It serves 350 destinations in approximately 50 countries. The company was formerly known as AMR Corporation and changed its name to American Airlines Group Inc. in December 2013. American Airlines Group Inc. was founded in 1934 and is headquartered in Fort Worth, Texas.