Citi Completes Acquisition of ATD

Citi
Citi, the leading global financial services company, has some 200 million customer accounts and does business in more than 100 countries, providing consumers, corporations, governments and institutions with a broad range of financial products and services, including consumer banking and credit, corporate and investment banking, securities brokerage, and wealth management. Citi's major brand names include Citibank, CitiFinancial, Primerica, Citi Smith Barney and Banamex. Additional information may be found at www.citigroup.com or www.citi.com.

Certain statements in this document are "forward-looking statements" within the meaning of the Private Securities Litigation Reform Act. These statements are based on management's current expectations and are subject to uncertainty and changes in circumstances. Actual results may differ materially from those included in these statements due to a variety of factors. More information about these factors is contained in Citigroup's filings with the Securities and Exchange Commission.

ATD
ATD is a technology company specializing in the creation of systems for automated trading and customized equity execution solutions through its broker-dealer subsidiaries. ATD offers automated execution solutions in all domestic equity markets, including the listed, over-the-counter, exchange traded fund and bulletin board marketplaces. In 2006, ATD accounted for approximately 6% of all NYSE volume and 6% of all NASDAQ volume. ATD is the sole owner of Automated Trading Desk Financial Services, LLC and Automated Trading Desk Brokerage Services, LLC, both members NASD/SIPC.


	Printer Friendly Page		FOR IMMEDIATE RELEASE Citigroup Inc. (NYSE: C) October 03, 2007 Citi Completes Acquisition of ATD New York – Citi Markets & Banking today announced it has completed the previously announced acquisition of Automated Trading Desk (ATD), following the receipt of all required regulatory approvals. The purchase of ATD, a leader in electronic market making, makes Citi a top-tier aggregator of equity order flow and provides institutional, broker/dealer and retail clients with deeper pools of liquidity. ATD becomes part of Citi's Global Equities business. # # # Citi Citi, the leading global financial services company, has some 200 million customer accounts and does business in more than 100 countries, providing consumers, corporations, governments and institutions with a broad range of financial products and services, including consumer banking and credit, corporate and investment banking, securities brokerage, and wealth management. Citi's major brand names include Citibank, CitiFinancial, Primerica, Citi Smith Barney and Banamex. Additional information may be found at www.citigroup.com or www.citi.com. Certain statements in this document are "forward-looking statements" within the meaning of the Private Securities Litigation Reform Act. These statements are based on management's current expectations and are subject to uncertainty and changes in circumstances. Actual results may differ materially from those included in these statements due to a variety of factors. More information about these factors is contained in Citigroup's filings with the Securities and Exchange Commission. ATD ATD is a technology company specializing in the creation of systems for automated trading and customized equity execution solutions through its broker-dealer subsidiaries. ATD offers automated execution solutions in all domestic equity markets, including the listed, over-the-counter, exchange traded fund and bulletin board marketplaces. In 2006, ATD accounted for approximately 6% of all NYSE volume and 6% of all NASDAQ volume. ATD is the sole owner of Automated Trading Desk Financial Services, LLC and Automated Trading Desk Brokerage Services, LLC, both members NASD/SIPC.