This Current Report on Form 8-K is being filed in connection with the consummation, on January 23, 2020 (the “Closing Date”), of the Mergers contemplated by that certain Agreement and Plan of Merger, dated March 26, 2019 (the “Merger Agreement”), by and among Centene Corporation, a Delaware corporation (“Centene”), Wellington Merger Sub I, Inc., a Delaware corporation and a direct, wholly owned subsidiary of Centene (“Merger Sub I”), and Wellington Merger Sub II, Inc., a Delaware corporation and a direct, wholly owned subsidiary of Centene (“Merger Sub II”), and WellCare Health Plans, Inc., a Delaware corporation (the “Company”), providing for the merger of Merger Sub I with and into the Company (the “First Merger”), with the Company continuing as the surviving corporation of the First Merger and a direct, wholly owned subsidiary of Centene (the “Surviving Corporation”), and immediately after the effective time of the First Merger (the “First Effective Time”), the merger of the Surviving Corporation with and into Merger Sub II (the “Second Merger” and, together with the First Merger, the “Mergers”), with Merger Sub II continuing as the surviving corporation of the Second Merger and a direct, wholly owned subsidiary of Centene. At the First Effective Time, pursuant to the terms of the Merger Agreement, Richard C. Breon, Kenneth A. Burdick, Amy Compton-Phillips, H. James Dallas, Kevin F. Hickey, Bobby Jindal, Christian P. Michalik, William L. Trubeck and Kathleen E. Walsh ceased serving as the directors of the Company.