The NASDAQ OMX Group, today announced it has entered into an agreement with BGC Partners, Inc. to acquire the eSpeed platform for a purchase price of $750 million in cash plus certain contingent issuances of stock that approximate certain tax benefits to NASDAQ OMX. eSpeed operates a fully executable central limit order book for electronic trading in U.S. Treasuries, which will give NASDAQ OMX a strong entry point in the electronic fixed income business — one of the largest and most liquid cash markets in the world. The transaction is expected to be accretive to earnings within the first twelve months after closing, excluding transaction-related costs, and to generate attractive returns on capital.