Website
http://tdameritrade.comAbout
Online Trading Stocks and Options - Helping self directed option traders with the tools they need to succeed in stock option trading and stock option investing. thinkorswim, founded in 1999 and headquartered in Chicago, is an online brokerage company specializing in options. We support retail and institutional traders through our own trading platforms which are widely recognized as some of the industry's best for options trading*.
