TradeStation Group, Inc. is the parent company of online securities and futures brokerage firms and trading technology companies. It is headquartered in Plantation, Florida, and has offices in New York; Chicago; Richardson, Texas; London; Sydney; and Costa Rica. TradeStation is best known for the technical analysis software and electronic trading platform it provides to the active trader and certain institutional trader markets. TradeStation Group was a Nasdaq GS-listed company from 1997-2011, until acquired by Monex Group, a Tokyo Stock Exchange listed parent company of one of Japan's leading online securities brokerage firms.