Patent ID: 8341067

Claim:
A post-trade aggregation and clearing system for a financial trading system, said financial trading system including a data interface system for managing a trade order to be executed by an executing broker on behalf of a customer and an order staging system for apportioning the trade order into a plurality of smaller trade orders and communicating the plurality of smaller trade orders to a plurality of order destinations, said post-trade aggregation and clearing system including: a post-trade aggregation system configured to receive individual trade order executions for the plurality of smaller trade orders from the data interface system or from the order staging system, and to compress the individual trade order executions into a single average-priced block and clear the individual trade order executions on an aggregated basis; wherein said post-trade aggregation system includes: allocation middleware configured to compress by computer the individual trade order executions from said plurality of order destinations into a single average-priced block; said individual order executions clearing broker-to-broker with a designated clearing agent; and said allocation middleware configured to allocate by computer the average-priced block among a plurality of custodial accounts based on the received allocation information.