CNC: Leadership change · Company disclosure

ITEM 5.02 DEPARTURE OF DIRECTORS OR CERTAIN OFFICERS; ELECTION OF DIRECTORS; APPOINTMENT OF CERTAIN OFFICERS; COMPENSATORY ARRANGEMENTS OF CERTAIN OFFICERS On August 12, 2026, Andrew Asher, Chief Financial Officer of Centene Corporation (the Company), informed the Company that he intends to retire as Chief Financial Officer effective as of December 31, 2026. Thereafter, Mr. Asher will serve as Strategic Advisor, reporting to Sarah M. London, the Company’s Chief Executive Officer, through the end of 2027, to ensure an orderly transition and to support certain strategic initiatives of the Company. On August 17, 2026, the Company announced that it has identified Christopher Neczypor as Mr. Asher’s successor to be Chief Financial Officer of the Company, with such appointment intended to be effective as of January 1, 2027. Mr. Neczypor, age 45, previously served as Chief Financial Officer of Lincoln National Corporation (NYSE: LNC) (Lincoln), a provider of life insurance, annuities, group benefits and retirement solutions, from February 2023 to August 2026. Prior to that, from November 2021 to February 2023, Mr. Neczypor served as Chief Strategy Officer for Lincoln. Prior to that, Mr. Neczypor served as Lincoln’s Head of Investment Risk and Strategy from April 2018 through November 2021. Before joining Lincoln, Mr. Neczypor was an investor with Kingdon Capital Management, a hedge fund, from May 2014 to April 2018, where he was responsible for an investment portfolio focused on investments in insurance companies and alternative investments. Prior to joining Kingdon, he served in similar roles at other investment firms with a focus on the insurance industry. Mr. Neczypor started his career as an auditor at PWC in their insurance practice. Mr. Neczypor holds a bachelor’s degree