Patent ID: 7487125

Claim:
A method for performing financial trading amongst a plurality of alternative trading systems using a common financial computer platform, said method comprising the steps of: receiving at said common financial computer platform a buy-order for a prescribed trading commodity; establishing communication between said common financial computer platform and each of said plurality of alternative trading systems; seperating said buy-order into a plurality of portions; submitting each said portion of said buy-order simultaneously from said common financial computer platform respectivly to each said alternative trading systems; monitoring each of said plurality of alternative trading systems to determine if a said at least a portion of said buy-order was executed by one of said plurality of alternative trading systems; automatically accepting a determined execution from a said alternative trading systems for a submitted at least a portion of said buy-order; and automatically canceling by said common financial computer platform said other portions of said buy-order submitted to each of said other plurality of alternative trading systems upon execution by said executing alternating trading system.