# CENTENE CORP (CNC) — management_change/board [announced]
Source: SEC API (secapi.ai) · situation sit_c5f9cba608877c082812 · retrieved 2026-08-11T16:17:07.424Z

## Overview
Our mission is to transform the health of the communities we serve, one person at a time.

ITEM 5.02 DEPARTURE OF DIRECTORS OR CERTAIN OFFICERS; ELECTION OF DIRECTORS; APPOINTMENT OF CERTAIN OFFICERS; COMPENSATORY ARRANGEMENTS OF CERTAIN OFFICERS (a) On July 23, 2026, Director Kenneth Burdick notified Centene Corporation (the Company) of his resignation from the Board of Directors (the Board), including from his service on the Quality and Compliance Committee, effective July 28, 2026. Full Year 2026 Low High Total revenues (in billions) $ 193.5 $ 197.5 Premium and service revenues (in billions) $ 173.0 $ 177.0 HBR 90.5 % 91.3 % SG&A expense ratio 7.2 % 7.8 % Adjusted SG&A expense ratio (2) 6.9 % 7.5 % Effective tax rate 26.5 % 27.5 % Adjusted effective tax rate (3) 25.5 % 26.5 % Diluted shares outstanding (in millions) 497.0 500.0 (2) Adjusted SG&A expense ratio excludes severance costs due to enterprise optimization and contract exits of approximately $355 million to $405 million, enterprise optimization third-party vendor costs of approximately $85 million to $115 million and acquisition and divestiture related expenses of approximately $750 thousand.

## Key dates
- Announced 2026-07-27

## Timeline
- 2026-07-27 · 8-K (0001071739-26-000154): 8-K - CENTENE CORP — *Our mission is to transform the health of the communities we serve, one person at a time.* ITEM 5.02 DEPARTURE OF DIRECTORS OR CERTAIN OFFICERS; ELECTION OF DIRECTORS; APPOINTMENT OF CERTAIN OFFICERS; COMPENSATORY ARRANGEMENTS OF CERTAIN OFFICERS (a) On July 23, 2026, Director Kenneth Burdick notified Centene Corporation (the Company) of his resignation from the Board of Directors (the Board), including from his service on the Quality and Compliance Committee, effective July 28, 2026. Full Year 2026 Low High Total revenues (in billions) $ 193.5 $ 197.5 Premium and service revenues (in billions) $ 173.0 $ 177.0 HBR 90.5 % 91.3 % SG&A expense ratio 7.2 % 7.8 % Adjusted SG&A expense ratio (2) 6.9 % 7.5 % Effective tax rate 26.5 % 27.5 % Adjusted effective tax rate (3) 25.5 % 26.5 % Diluted shares outstanding (in millions) 497.0 500.0 (2) Adjusted SG&A expense ratio excludes severance costs due to enterprise optimization and contract exits of approximately $355 million to $405 million, enterprise optimization third-party vendor costs of approximately $85 million to $115 million and acquisition and divestiture related expenses of approximately $750 thousand.
  https://www.sec.gov/Archives/edgar/data/1071739/0001071739-26-000154.txt

## Citations
- 0001071739-26-000154 — https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&type=&dateb=&owner=include&count=40&search_text=000107173926000154