Abstract: A system and method for facilitating processing of a substitution of collateral requested from one authorized computer, identified as a request originator, to another authorized computer, identified as a request receiver, over a wide area network, is disclosed. The system includes at least one intermediate computerized system connected to send and receive communications to each authorized computer. The intermediate computerized system is configured to receive, from an authorized computer associated with the request originator, a request for substitution of collateral established in an account under a registered margin agreement, forward a notification of the substitute request to an authorized computer associated with the request receiver identified as a counterparty to the registered margin agreement, receive a response from the request receiver including whether it agrees, revises, or rejects the substitution request, and forward the response from the request receiver to the request originator.

Abstract: A communications system and method for storing records of registered margin agreements are described. The system and method facilitate processing of a recall of collateral requested from one authorized computer, identified as a request originator, to another authorized computer, identified as a request receiver, over a wide area network. The system includes at least one intermediate computerized system connected to send and receive communications to each authorized computer.

Abstract: An electronic margin management system and method for facilitating margin management actions are disclosed. A communications system stores records of details of registered margin agreements and facilitates processing of the margin management actions requested from one authorized computer, over a wide area network, to another authorized computer. The system includes at least one intermediate computerized system connected to send and receive communications to each authorized computer.

Abstract: A margin management system facilitates processing of a margin management action required under a margin agreement between at least two authorized computers connected to send and receive communications over a wide area network. The authorized computers may be associated with a number of authorized parties who are each a party under one or more margin agreements registered with the system. The system includes at least one intermediate computerized communications system connected to send and receive communications to each authorized computer.

Abstract: An electronic, centralized margin management system and method are disclosed herein. The margin management system for method managing communications among authorized users representing counterparties to various margin agreements comprises a central computerized communications system configured and arranged so as to receive, store and forward communications from and to any of the authorized users over a wide area network, and to define the access rights accorded each authorized user with respect to each margin agreement to which the party represented by the authorized user is a party, wherein the access rights for each margin agreement are predefined by an administrator of the party represented by the authorized user.