Patent ID: 8600853

Claim:
A computer-implemented method for structuring and executing a transaction, comprising: prequalifying a first party and a second party for credit lines; facilitating via a computer a sale of a security from the first party to the second party at an execution price that is an original mark price, wherein at least one of: (a) an identity of the first party is not known to the second party, and (b) an identity of the second party is not known to the first party; facilitating via the computer payment of an in-lieu of dividend from the second party to the first party; determining market information for the security by a computer, the market information including mark-to-market information; periodically marking the security sold by the first party to market based on the determined market information to determine a marking payment; periodically making the marking payment from the first party to the second party or from the second party to the first party, depending upon a price of the security at the time the security is marked-to-market; unwinding the sale of the security by facilitating repurchase of the security by the first party from the second party at an execution price that is a final mark price; and creating an electronic record representing an obligation that an agent acting between the first and second parties at least partially indemnify the first party against a loss.