System and method for trading complex energy securities

1 . A system for presentation and management of energy-related information and securities, comprising:

a digital exchange;

a client system comprising a plurality of display and input modalities;

a communications interface software adapted to allow communications between the client system and the digital exchange; and

a control interface within the client system adapted to drive the display and input modalities;

wherein the control interface, on receiving input from a user, causes data from the digital exchange to be retrieved and displayed in one or more of the display modalities to the user; and

wherein, upon receipt of a request from the user via an input modality of the client system after the user has retrieved and reviewed data from the digital exchange, an order to execute a transaction is transmitted to the digital exchange by the client system; and

wherein on receipt of an order to execute a transaction from a client system, the digital exchange combines the ordered transaction with other similar transactions from a plurality of users and thereby creates or modifies a marketable security visible to at least one other user via the digital exchange.

2 . A system for presentation and management of energy-related information and securities, comprising:

a digital exchange;

a communications interface software adapted to allow communications between a client system and the digital exchange; and

wherein the digital exchange, on receiving input from a user via the communications interface, causes data to be retrieved and sent to the user; and

wherein, upon receipt of an order to execute a transaction from the user, the digital exchange combines the ordered transaction with other similar transactions from a plurality of users and thereby creates or modifies a marketable security visible to at least one other user via the digital exchange.

3 . A method for conducting market transactions involving energy securities, comprising the steps of:

a. receiving data from a user at a server system via a communications interface;

b. providing frequent listing information from a digital exchange to the user;

c. receiving an execution request from the user at the server system;

d. executing the order at the server based in part on additional information retrieved from a digital exchange;

e. sending unique client and transaction identifiers to the user via the communications interface; and

f. combining information from multiple orders into a marketable security on the digital exchange.