Cigna Corporation (NYSE: CI) and HealthSpring, Inc. (NYSE:HS) today announced that they have received early termination of the waiting period under the Hart-Scott-Rodino Antitrust Improvements Act of 1976, as amended, in connection with Cigna’s pending acquisition of HealthSpring. The early termination of the waiting period under the Hart-Scott-Rodino Act satisfies one of the conditions for consummation of the transaction. The transaction is expected to close during the first half of 2012 and remains subject to certain other closing conditions, including approval by HealthSpring stockholders and state regulatory approvals. About Cigna Cigna is a global health service company dedicated to helping people improve their health, well-being and sense of security. Cigna Corporation's operating subsidiaries in the United States provide an integrated suite of health services, such as medical, dental, behavioral health, pharmacy and vision care benefits, as well as group life, accident and disability insurance. Cigna maintains sales capability in 30 countries and jurisdictions and has almost 70 million customer relationships throughout the world. All products and services are provided exclusively by such operating subsidiaries and not by Cigna Corporation. Such operating subsidiaries include Cigna Health and Life Insurance Company, Cigna Life Insurance Company of New York, Connecticut General Life Insurance Company and Life Insurance Company of North America. About HealthSpring HealthSpring is based in Nashville, Tennessee, and is one of the country’s largest Medicare Advantage coordinated care plans. HealthSpring currently owns and operates Medicare Advantage plans in Alabama, Delaware, Florida, Georgia, Illinois, Maryland, Mississippi, New Jersey, Pennsylvania, Tennessee, Texas and Washington, D.C. Beginning in 2012, HealthSpring will also operate Medicare Advantage plans in West Virginia. HealthSpring also offers a national stand-alone Medicare prescription drug plan. For more information, visit http://www.healthspring.com/. CIGNA'S CAUTIONARY STATEMENT FOR PURPOSES OF THE “SAFE HARBOR” PROVISIONS OF THE PRIVATE SECURITIES LITIGATION REFORM ACT OF 1995 Cigna Corporation and its subsidiaries (the “Company”) and its representatives may from time to time make written and oral forward-looking statements, including statements contained in press releases, in the Company’s filings with the Securities and Exchange Commission, in its reports to shareholders and in meetings with analysts and investors. Forward-looking statements may contain information about financial prospects, economic conditions, trends and other uncertainties. These forward-looking statements are based on management’s beliefs and assumptions and on information available to management at the time the statements are or were made. Forward-looking statements include but are not limited to the information concerning possible or assumed future business strategies, financing plans, competitive position, potential growth opportunities, potential operating performance improvements, trends and, in particular, the Company’s strategic initiatives, litigation and other legal matters, operational improvement initiatives in its Health Care operations, and the outlook for the Company’s full year 2011 and beyond results. Forward-looking statements include all statements that are not historical facts and can be identified by the use of forward-looking terminology such as the words “believe”, “expect”, “plan”, “intend”, “anticipate”, “estimate”, “predict”, “potential”, “may”, “should” or similar expressions.