Patent ID: 7428506
Filing Date: 2008-09-23
Classification: G06Q

Abstract:
1. A method comprising the steps of: (a) electronically receiving first participant information from a first market participant computer, said first participant information including a first order having a first price and a first size and indicating: (b) electronically storing said first participant information; (c) electronically receiving a second order having a second price and a second size from a second participant; (d) executing said second order against said first order if said first price matches said second price and said first size matches said second size, and if said first participant information indicates that said first order is exposed to immediate matching against incoming orders; and (e) executing randomly-timed match check events wherein orders other than said first order, electronically received from market participant computers different from said first market participant's computer and electronically stored in a computer readable medium, are matched against the first order if said first price and said first size match prices and sizes of said orders other than said first order and if said first participant information indicates that said first order is to be exposed to randomly-timed match check events.