Complex sentence: John Joseph "Joe" Ricketts (born July 16,1941) is the founder, former CEO and former chairman of TD Ameritrade, one of the largest online discount brokerages in the world, based in Omaha, Nebraska.
Split into simpler sentences: John Joseph "Joe" Ricketts (born July 16,1941) is an American businessman. He is the founder, former CEO and former chairman of TD Ameritrade, one of the largest online discount brokerages in the world, based in Omaha, Nebraska.