About AmilAmil Participações S.A. is the largest healthcare organization in Brazil, according to the Brazilian managed care regulator (ANS), currently assisting more than 5 million people in the states of São Paulo, Rio de Janeiro, Paraná, Minas Gerais, Pernambuco, Bahia, Rio Grande do Norte and the Distrito Federal. The Company has the largest provider network in the country, including over 44,000 physicians; 3,300 hospitals; 11,000 outpatient facilities; and 12,000 laboratories and diagnostic imaging centers. Amil also owns one of the largest private hospital networks in Brazil, with 22 hospitals and 2 others under construction. Amil, which began its activities in 1978, offers a wide range of healthcare and dental plans for small, medium and large companies, as well as plans for individuals from all income segments, offering its members access to carefully selected healthcare service providers. About UnitedHealth Group UnitedHealth Group (NYSE: UNH) is a diversified health and well-being company dedicated to helping people live healthier lives and making health care work better. With headquarters in Minnetonka, Minnesota, UnitedHealth Group offers a broad spectrum of products and services through two business platforms: UnitedHealthcare, which provides health care coverage and benefits services; and Optum, which provides information and technology-enabled health services. Through its businesses, UnitedHealth Group serves more than 75 million people worldwide. For more information, visit UnitedHealth Group at www.unitedhealthgroup.com. Forward-Looking Statements This press release may contain statements, estimates, projections, guidance or outlook that constitute “forward-looking” statements as defined under U.S. federal securities laws. Generally the words “believe,” “expect,” “intend,” “estimate,” “anticipate,” “plan,” “project,” “should” and similar expressions identify forward-looking statements, which generally are not historical in nature. These statements may contain information about financial prospects, economic conditions and trends and involve risks and uncertainties. We caution that actual results could differ materially from those that management expects, depending on the outcome of certain factors, including potential failure to account for all material revenues, income, costs and expenses that may affect our estimated earnings per share result for the third quarter of 2012; failure to complete or receive anticipated benefits of the Amil acquisition; our ability to generate sufficient funds to maintain our quarterly dividend payment cycle or to continue repurchasing shares of our common stock; and foreign currency translation fluctuations and changes in capital markets conditions, our capital requirements or our estimated results of operations that may result in debt to capital ratio that is lower or higher than we anticipated.